CN106048197A - Hot air circulating type trolley gas preheating furnace - Google Patents
Hot air circulating type trolley gas preheating furnace Download PDFInfo
- Publication number
- CN106048197A CN106048197A CN201610616437.7A CN201610616437A CN106048197A CN 106048197 A CN106048197 A CN 106048197A CN 201610616437 A CN201610616437 A CN 201610616437A CN 106048197 A CN106048197 A CN 106048197A
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- Prior art keywords
- gas
- air
- pipe
- heater
- furnace
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/30—Stress-relieving
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/52—Methods of heating with flames
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses a hot air circulating type trolley gas preheating furnace, and belongs to the technical field of gas heating furnaces. The technical scheme is characterized in that a sealed and uniform-temperature type trolley gas preheating furnace comprises a furnace body, a furnace door, an air preheating device, gas heat supply devices and a hot air circulating device, wherein a trolley device and the furnace body are sealed through a pressing device; the air preheating device consists of an air inlet pipe, a preheating chamber, a U-shaped communicating pipe, a heat exchange pipe and an air supply pipe; each of the gas heat supply devices consists of a gas chamber and a gas burner; the gas burners are fixed on the side walls of the gas chambers; the hot air circulating device consists of a circulating fan, an air outlet and an air inlet. The hot air circulating type trolley gas preheating furnace is precisely manufactured, and is practical, safe and reliable in operation; furthermore, the hot air circulating type trolley gas preheating furnace is low in pollution and high in working efficiency, and can uniformly heat workpieces in the furnace, thus achieving higher furnace temperature uniformity.
Description
Technical field
The invention belongs to gas-fired heater technical field, be specifically related to a kind of heated air circulation type chassis gas-preheating stove.
Background technology
For large-scale welding workpiece, need to carry out stress relief annealing process after welding, then carry out machining, workpiece
The serviceability of machining accuracy and workpiece is played effect of crucial importance by the quality of heat treatment, and temperature uniformity is stove
Very important link in design, temperature uniformity directly affects the thermal treatment quality of workpiece, and general annealing furnace was running
Due to offering question in journey, temperature-controlled precision is low, inefficiency, owing to sealing the bad of setting so that fuel consumption is high, equipment
Running is easy to produce noise and harmful gas, and heat-resisting effect is poor, bring certain safety to work
Hidden danger.
Summary of the invention
Present invention solves the technical problem that there is provided a kind of manufacture superior, practical, safe and reliable, pollute little,
The heated air circulation type chassis gas-preheating stove that work efficiency is high.
The present invention solves that above-mentioned technical problem adopts the following technical scheme that, a kind of heated air circulation type chassis gas-preheating
Stove, it is characterised in that include body of heater, fire door, air preheater, gas heating device and heated air circulation device, the rear side of body of heater
Being provided with the lifting furnace door for sealing body of heater, the inside of body of heater is provided with furnace lining, is filled with insulation between furnace lining and inboard wall of furnace body
Cellucotton, the bottom of body of heater is provided with the trolley device moved along track, is sealed by hold down gag between trolley device and body of heater,
The bottom of body of heater two side is fixed with synchronous rotating shaft by suspension rod and bearing respectively, and this synchronous rotating shaft is passed through flange by more piece rotating shaft
Shaft coupling is formed by connecting, and the side of synchronous rotating shaft is the most uniformly fixed with multiple linking arm, and the opposite side of synchronous rotating shaft is along axle
To being uniformly fixed with multiple trailing arm, it is in the end of multiple linking arms of body of heater the same side respectively by bearing pin and cylinder top
Cylinder connector is hinged, and this cylinder is fixed on sidewall of the furnace body by support, and the end of the multiple trailing arms being in body of heater the same side divides
Not being fixed on the bottom of same seal groove, the notch of this seal groove upwards, is filled with in seal groove for compressing sealing body of heater
And the refractory fibre in gap between trolley device；Described air preheater is by air inlet pipe, preheating chamber, U-shaped communicating pipe, heat exchange
Pipe and air supply pipe are constituted, and air inlet pipe and air supply pipe are individually fixed on preheating chamber, and the end of air inlet pipe and air supply pipe is respectively equipped with
Fixed plate, this fixed plate is evenly equipped with the fixing hole matched with heat exchanger tube, and the end of U-shaped communicating pipe is respectively equipped with gripper shoe, should
Being evenly equipped with the supported hole matched with heat exchanger tube in gripper shoe, heat exchanger tube is plugged between fixed plate and gripper shoe, the two of preheating chamber
Side is respectively equipped with high-temperature tail gas entrance and high-temperature tail gas outlet, and wherein high-temperature tail gas outlet is emptied by flue, and high-temperature tail gas enters
Mouth is connected with the exhaust opening of upper of furnace body by smoke exhaust pipe；Described gas heating device is made up of fuel chamber and fuel burner nozzle,
Fuel burner nozzle is fixed on the sidewall of fuel chamber, and the fuel gas inlet of fuel burner nozzle is connected with air feed tank by Gas Pipe, this combustion gas
Pipe is provided with gas control valve, and the air intlet of fuel burner nozzle is connected with the air supply pipe in air preheater, on this air supply pipe
Being provided with air shut-off valve, the side of fuel chamber is provided with air outlet, and this air outlet is by the air inlet phase of return duct with bottom of furnace body
Connection；Described heated air circulation device is made up of circulating fan, blast pipe and discharge pipe, and circulating fan is fixed on body of heater, should
The air inlet of circulating fan is connected with the air outlet of bottom of furnace body by blast pipe, and the air outlet of circulating fan passes through discharge pipe
It is connected with fuel chamber.
The present invention manufactures superior, practical, safe and reliable, pollute little, work efficiency is high, it is possible in equiflux heater
Workpiece, thus obtain higher temperature uniformity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the partial side view of the present invention；
Fig. 3 is the partial schematic diagram of the present invention；
Fig. 4 is the structural representation of hold down gag in the present invention；
Fig. 5 is the side view of Fig. 4.
In figure: 1, body of heater, 2, fire door, 3, air preheater, 4, gas heating device, 5, heated air circulation device, 6, platform
Car device, 7, track, 8, air inlet pipe, 9, preheating chamber, 10, U-shaped communicating pipe, 11, heat exchanger tube, 12, air supply pipe, 13, flue, 14,
Smoke exhaust pipe, 15, fuel chamber, 16, fuel burner nozzle, 17, Gas Pipe, 18, return duct, 19, circulating fan, 20, hold down gag, 21,
Suspension rod, 22, bearing, 23, synchronous rotating shaft, 24, flange-face coupling, 25, linking arm, 26, trailing arm, 27, cylinder, 28, seal groove,
29, refractory fibre.
Detailed description of the invention
The particular content of the present invention is described in detail in conjunction with accompanying drawing.Bogie type gas preheating furnace, including body of heater 1, fire door 2, sky
Gas preheating device 3, gas heating device 4 and heated air circulation device 5, the rear side of body of heater 1 is provided with the lift for sealing body of heater 1
Fire door 2, the inside of body of heater 1 is provided with furnace lining, is filled with insulation fibre cotton between furnace lining and body of heater 1 inwall, and the bottom of body of heater 1 is provided with
The trolley device 6 moved along track 7, is sealed by hold down gag 20 between trolley device 6 and body of heater 1, the end of body of heater 1 two side
Portion is fixed with synchronous rotating shaft 23 by suspension rod 21 and bearing 22 respectively, and this synchronous rotating shaft 23 is passed through flange-face coupling by more piece rotating shaft
24 are formed by connecting, and the side of synchronous rotating shaft 23 is the most uniformly fixed with multiple linking arm 25, the opposite side edge of synchronous rotating shaft 23
Axially uniformly it is fixed with multiple trailing arm 26, is in the end of multiple linking arms 25 of body of heater 1 the same side respectively by bearing pin and gas
The cylinder connector on cylinder 27 top is hinged, and this cylinder 27 is fixed on body of heater 1 sidewall by support, is in body of heater 1 the same side many
The end of individual trailing arm 26 is individually fixed in the bottom of same seal groove 28, the notch of this seal groove 28 upwards, in seal groove 28
It is filled with for compressing the refractory fibre 29 in gap between sealing body of heater 1 and trolley device 6；Described air preheater 3 by
Air inlet pipe 8, preheating chamber 9, U-shaped communicating pipe 10, heat exchanger tube 11 and air supply pipe 12 are constituted, and air inlet pipe 8 and air supply pipe 12 are fixed respectively
On preheating chamber 9, the end of air inlet pipe 8 and air supply pipe 12 is respectively equipped with fixed plate, this fixed plate is evenly equipped with and heat exchanger tube 11
The fixing hole matched, the end of U-shaped communicating pipe 10 is respectively equipped with gripper shoe, this gripper shoe is evenly equipped with and matches with heat exchanger tube 11
Supported hole, heat exchanger tube 11 is plugged between fixed plate and gripper shoe, preheating chamber 9 be respectively provided on two sides with high-temperature tail gas entrance and height
Temperature offgas outlet, wherein high-temperature tail gas outlet is emptied by flue 13, and high-temperature tail gas entrance is by smoke exhaust pipe 14 and body of heater 1 top
Exhaust opening connection；Described gas heating device 4 is made up of fuel chamber 15 and fuel burner nozzle 16, and fuel burner nozzle 16 is fixed on combustion
On the sidewall of air chamber 15, the fuel gas inlet of fuel burner nozzle 16 is connected with air feed tank by Gas Pipe 17, and this Gas Pipe 17 is provided with
Gas control valve, the air intlet of fuel burner nozzle 16 is connected with the air supply pipe 12 in air preheater 3, the side of fuel chamber 15
Being provided with air outlet, this air outlet is connected with the air inlet bottom body of heater 1 by return duct 18；Described heated air circulation device 5
Being made up of circulating fan 19, blast pipe and discharge pipe, circulating fan 19 is fixed on body of heater 1, the air inlet of this circulating fan 19
Being connected with the air outlet bottom body of heater 1 by blast pipe, the air outlet of circulating fan 19 passes through discharge pipe and fuel chamber 15 phase
Connection.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described, without departing from the present invention spirit and
On the premise of scope, the present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention
Scope.
Claims (1)
1. a heated air circulation type chassis gas-preheating stove, it is characterised in that include body of heater, fire door, air preheater, combustion gas
Heating plant and heated air circulation device, the rear side of body of heater is provided with the lifting furnace door for sealing body of heater, and the inside of body of heater is provided with
Furnace lining, is filled with insulation fibre cotton between furnace lining and inboard wall of furnace body, the bottom of body of heater is provided with the trolley device moved along track, platform
Being sealed by hold down gag between car device and body of heater, the bottom of body of heater two side is fixed with synchronization by suspension rod and bearing respectively
Rotating shaft, this synchronous rotating shaft is formed by connecting by flange-face coupling by more piece rotating shaft, and the side of synchronous rotating shaft is the most uniformly fixed
Having multiple linking arm, the opposite side of synchronous rotating shaft is the most uniformly fixed with multiple trailing arm, is in multiple companies of body of heater the same side
The end connecing arm is hinged with the cylinder connector on cylinder top by bearing pin respectively, and this cylinder is fixed on sidewall of the furnace body by support
On, the end of the multiple trailing arms being in body of heater the same side is individually fixed in the bottom of same seal groove, the notch of this seal groove
Upwards, it is filled with in seal groove for compressing the refractory fibre in gap between sealing body of heater and trolley device；Described air is pre-
Thermal is made up of air inlet pipe, preheating chamber, U-shaped communicating pipe, heat exchanger tube and air supply pipe, and air inlet pipe and air supply pipe are individually fixed in pre-
On hot cell, the end of air inlet pipe and air supply pipe is respectively equipped with fixed plate, and this fixed plate is evenly equipped with match with heat exchanger tube fixing
Hole, the end of U-shaped communicating pipe is respectively equipped with gripper shoe, and this gripper shoe is evenly equipped with the supported hole matched with heat exchanger tube, heat exchanger tube
Be plugged between fixed plate and gripper shoe, preheating chamber be respectively provided on two sides with high-temperature tail gas entrance and high-temperature tail gas outlet, wherein
High-temperature tail gas outlet is emptied by flue, and high-temperature tail gas entrance is connected with the exhaust opening of upper of furnace body by smoke exhaust pipe；Described
Gas heating device is made up of fuel chamber and fuel burner nozzle, and fuel burner nozzle is fixed on the sidewall of fuel chamber, the combustion of fuel burner nozzle
Gas import is connected with air feed tank by Gas Pipe, and this Gas Pipe is provided with gas control valve, and the air intlet of fuel burner nozzle is with empty
Air supply pipe in gas preheating device is connected, and this air supply pipe is provided with air shut-off valve, and the side of fuel chamber is provided with air outlet, and this goes out
Air port is connected with the air inlet of bottom of furnace body by return duct；Described heated air circulation device by circulating fan, blast pipe and
Discharge pipe is constituted, and circulating fan is fixed on body of heater, and the air inlet of this circulating fan is by the air-out of blast pipe with bottom of furnace body
Mouth is connected, and the air outlet of circulating fan is connected with fuel chamber by discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616437.7A CN106048197A (en) | 2016-08-01 | 2016-08-01 | Hot air circulating type trolley gas preheating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616437.7A CN106048197A (en) | 2016-08-01 | 2016-08-01 | Hot air circulating type trolley gas preheating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106048197A true CN106048197A (en) | 2016-10-26 |
Family
ID=57195986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610616437.7A Pending CN106048197A (en) | 2016-08-01 | 2016-08-01 | Hot air circulating type trolley gas preheating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106048197A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755752A (en) * | 2016-11-14 | 2017-05-31 | 广东长盈精密技术有限公司 | A heat treatment method and heat treatment device for steel parts |
| CN107287395A (en) * | 2017-08-08 | 2017-10-24 | 朱泉川 | A kind of trolley type annealing furnace |
| CN108148956A (en) * | 2016-12-02 | 2018-06-12 | 宝山钢铁股份有限公司 | A kind of jumbo jet heating equipment of continuous annealing unit |
| CN115505715A (en) * | 2022-09-26 | 2022-12-23 | 河北省北方管道部件产业技术研究院 | Gas type heat treatment furnace for producing pipeline parts |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008120A (en) * | 1998-06-23 | 2000-01-11 | Daido Steel Co Ltd | Sealing device for truck type heating furnace |
| CN200978300Y (en) * | 2006-06-09 | 2007-11-21 | 上海铠特利渗锌科技有限公司 | Trolley type rolling powder zinc impregnation equipment |
| CN102676760A (en) * | 2012-06-06 | 2012-09-19 | 镇江市万源电子有限公司 | Gas heating energy-saving and environment-friendly annealing furnace for cold-rolling aluminium materials |
| CN103060531A (en) * | 2013-01-28 | 2013-04-24 | 常州市常蒸蒸发器有限公司 | Annealing high-temperature furnace |
| CN202902284U (en) * | 2012-10-19 | 2013-04-24 | 焦作力合机械制造有限公司 | Air and gas preheater |
| CN104561495A (en) * | 2015-01-20 | 2015-04-29 | 成都格瑞特高压容器有限责任公司 | High-pressure vessel heat treatment equipment |
| CN205821412U (en) * | 2016-08-01 | 2016-12-21 | 河南省天利工业炉有限公司 | A kind of heated air circulation type chassis gas-preheating stove |
-
2016
- 2016-08-01 CN CN201610616437.7A patent/CN106048197A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008120A (en) * | 1998-06-23 | 2000-01-11 | Daido Steel Co Ltd | Sealing device for truck type heating furnace |
| CN200978300Y (en) * | 2006-06-09 | 2007-11-21 | 上海铠特利渗锌科技有限公司 | Trolley type rolling powder zinc impregnation equipment |
| CN102676760A (en) * | 2012-06-06 | 2012-09-19 | 镇江市万源电子有限公司 | Gas heating energy-saving and environment-friendly annealing furnace for cold-rolling aluminium materials |
| CN202902284U (en) * | 2012-10-19 | 2013-04-24 | 焦作力合机械制造有限公司 | Air and gas preheater |
| CN103060531A (en) * | 2013-01-28 | 2013-04-24 | 常州市常蒸蒸发器有限公司 | Annealing high-temperature furnace |
| CN104561495A (en) * | 2015-01-20 | 2015-04-29 | 成都格瑞特高压容器有限责任公司 | High-pressure vessel heat treatment equipment |
| CN205821412U (en) * | 2016-08-01 | 2016-12-21 | 河南省天利工业炉有限公司 | A kind of heated air circulation type chassis gas-preheating stove |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755752A (en) * | 2016-11-14 | 2017-05-31 | 广东长盈精密技术有限公司 | A heat treatment method and heat treatment device for steel parts |
| CN108148956A (en) * | 2016-12-02 | 2018-06-12 | 宝山钢铁股份有限公司 | A kind of jumbo jet heating equipment of continuous annealing unit |
| CN108148956B (en) * | 2016-12-02 | 2019-10-25 | 宝山钢铁股份有限公司 | A kind of jumbo jet heating equipment of continuous annealing unit |
| CN107287395A (en) * | 2017-08-08 | 2017-10-24 | 朱泉川 | A kind of trolley type annealing furnace |
| CN107287395B (en) * | 2017-08-08 | 2018-09-28 | 朱泉川 | A kind of trolley type annealing furnace |
| CN115505715A (en) * | 2022-09-26 | 2022-12-23 | 河北省北方管道部件产业技术研究院 | Gas type heat treatment furnace for producing pipeline parts |
| CN115505715B (en) * | 2022-09-26 | 2023-10-24 | 河北省北方管道部件产业技术研究院 | Gas type heat treatment furnace for producing pipeline components |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20161026 |