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 PDF

Info

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
Authority
CN
China
Prior art keywords
deflection plate
seal cover
cylindrical shell
high pressure
electric heater
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.)
Active
Application number
CN201520258596.5U
Other languages
Chinese (zh)
Inventor
陆明福
耿志军
李胜利
郭天华
陆敏
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.)
JIANGSU YUXING ELECTRIC APPLIANCE CO Ltd
Original Assignee
JIANGSU YUXING ELECTRIC APPLIANCE 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 JIANGSU YUXING ELECTRIC APPLIANCE CO Ltd filed Critical JIANGSU YUXING ELECTRIC APPLIANCE CO Ltd
Priority to CN201520258596.5U priority Critical patent/CN204693771U/en
Application granted granted Critical
Publication of CN204693771U publication Critical patent/CN204693771U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

A kind of electric heater unit that can bear high pressure
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.
CN201520258596.5U 2015-04-27 2015-04-27 A kind of electric heater unit that can bear high pressure Active CN204693771U (en)

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 Active 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)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CN204693771U (en) A kind of electric heater unit that can bear high pressure
CN202056507U (en) Electric heating vaporizer
CN207050205U (en) A kind of fluid-type electric heater
CN104236099B (en) Double coil pipe type heat exchange water tank with improved structure
CN206024140U (en) A kind of horizontal explosion-proof type electric heater for ship
CN108019933A (en) A kind of explosion-proof electric heating device
CN202392997U (en) Electromagnetic heating water heater and water tank with spiral water passages
CN204902208U (en) Marine explosion -proof electric heater
CN203053273U (en) Double-tube-plate U-shaped heat exchanger
CN204674021U (en) A kind of combustion gas shrinkage apparatus for ampoule bottle packaging
CN203980954U (en) A kind of Modified filler letter heat exchanger
CN206320928U (en) A kind of Nei Refei immersion electric water heater
CN102410620B (en) Jacketed backflow type electric heating device
CN202438300U (en) High-pressure reaction kettle
CN205403488U (en) A fixed bed tubular atmosphere heating furnace for pyrolysis
CN202762114U (en) Inner circulation heating device
CN104482523B (en) A kind of electromagnetism steam generator
CN213528613U (en) Oil bath heating reaction kettle for producing ethyl bis (2, 4-dinitrobenzene) acetate
CN103865550B (en) A kind of circulating coke oven coal-charging leads cigarette seal water system equipment
CN213852047U (en) Steam heating device for biopharmaceutical engineering
CN103933749B (en) Packing sealing evaporator
CN208419204U (en) A kind of explosion-proof electric heating device
CN207163266U (en) Heat-exchanger rig and steam generator system
CN106813374A (en) A kind of Combined anti-explosion electric heater
CN202501773U (en) Heat exchanger for pressure leaching process

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant