CN201678706U - Continuous bright annealing furnace - Google Patents
Continuous bright annealing furnace Download PDFInfo
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- CN201678706U CN201678706U CN201020151552XU CN201020151552U CN201678706U CN 201678706 U CN201678706 U CN 201678706U CN 201020151552X U CN201020151552X U CN 201020151552XU CN 201020151552 U CN201020151552 U CN 201020151552U CN 201678706 U CN201678706 U CN 201678706U
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Abstract
The utility model aims to provide a continuous bright annealing furnace fine in cooling effect and high in production efficiency, which comprises a furnace body consisting of a furnace top, a furnace bottom and a lateral wall. The furnace body includes a charging gas removing chamber, a master heating chamber, a radiating cooling chamber, a master convection cooling chamber and a discharging gas removing chamber from head to tail. The chambers are all provided with an internal conveying device for conveying materials to sequentially pass through the chambers. The furnace body of the radiating cooling chamber is of a jacket structure, and flowing cooling liquids (such as water) are arranged inside the jacket. With the radiating cooling chamber, when high-temperature materials pass through the radiating cooling chamber, heat of the materials is transferred to the cooling liquid by means of radiation, thereby the materials can be quickly cooled, and the purpose of lowering to the required temperature can be achieved after subsequent air cooling of the master convection cooling chamber.
Description
Technical field
The utility model relates to the continous way bright annealing oven, and the finished product light that is used for big specification vertical bar tubing, small dimension vertical bar pipe bar and the disk pipe bar of red copper, brass, bronze, copper-nickel alloy moves back
Background technology
Existing continous way bright annealing oven comprises the body of heater of being made up of furnace roof, furnace bottom, sidewall; Body of heater is divided into charging gas clean-up chamber, main heating chamber, main convection current cooling room, discharging gas clean-up chamber from the beginning to the end; Drive the device for transporting objects that material passes through each chamber successively above-mentioned each indoor all being useful on.Generally charging platform is arranged at charging gas clean-up chamber front end; In rear end, discharging gas clean-up chamber discharging platform is arranged.Device for transporting objects mostly is roller bar type e Foerderanlage; Described roller bar type device for transporting objects turnkey is drawn together a plurality of roller rods along the arrangement of body of heater axially parallel, the sprocket wheel that cooperates with chain that is provided with, the chain that cooperates with sprocket wheel, is driven the transmission rig of chain movement on the roller rod.
During work, will need annealed material (as coil pipe or the vertical bar pipe bar that coils) to put into loading tray in batch and send into stove (having the straight tube/bar in enough length and cross section also can directly be placed on the roller rod).
Material enters charging gas clean-up chamber as tubing in batch from charging platform, and the door of charging gas gas clean-up chamber is shut subsequently, carries out gas displacement, and the air of bringing into when with assurance tubing being advanced stove (comprising inner air tube) is got rid of clean.The charging tray and the tubing that carry out gas clean-up are in static state.After the gas clean-up, the inside door of gas clean-up chamber is opened, and the material material enters the promptly main heating chamber of next workspace.Receive before next batch of material material enters, inside door is closed.
Be provided with an electric heating element and gas-circulating system in the main heating chamber, gas-circulating system mainly is the thermal convection in strengthening in the main heating chamber, and main heating room temp is consistent substantially.
Be provided with centrifugal fan and wind scooper in the main convection current cooling room, flow along the side wall of main convection current cooling room to guarantee gas, through the heat exchanger in the side wall wind-guiding road that is contained in main convection current cooling room, the slotted eye by material material top forms circulation.
Similar with charging gas clean-up chamber, there are inlet, outlet two sects in discharging gas clean-up (convection current cooling) chamber, and quick gas-freeing system is arranged, and makes it to finish within a short period of time a gas clean-up.
Cooling finishes, and the exit door of discharging gas clean-up convection current cooling room is opened, send the material material fast after, door is closed.Indoor air is removed through several minutes degassing processing in the two-door empty chamber of closing.
Existing annealing furnace, material has directly entered main convection current cooling room and has cooled off after main heating chamber heating, because main convection current cooling room is air-cooled, cooling performance is bad, does not often reach the cooling-down effect that needs, in other words, need the long time just can reduce to temperature required.
The utility model content
The purpose of this utility model provides a kind of good cooling effect, continous way bright annealing oven that production efficiency is high.
This continous way bright annealing oven comprises the body of heater of being made up of furnace roof, furnace bottom, sidewall; Body of heater is divided into charging gas clean-up chamber, main heating chamber, heat radiation cooling room, main convection current cooling room, discharging gas clean-up chamber from the beginning to the end; Drive the device for transporting objects that material passes through each chamber successively above-mentioned each indoor all being useful on; The body of heater of heat radiation cooling room becomes jacket structured, has mobile cooling fluid (as water) in the chuck.
The beneficial effects of the utility model: the utility model when the pyritous material dispels the heat cooling room by this, mainly passes to cooling fluid (as water) in the radiating mode with its heat, so material is cooled off rapidly because the heat radiation cooling room is set; And then air-cooled through follow-up main convection current cooling room, can reach and be cooled to temperature required purpose.
Above-mentioned annealing furnace, device for transporting objects are roller bar type e Foerderanlage; Described roller bar type device for transporting objects turnkey is drawn together a plurality of roller rods along the arrangement of body of heater axially parallel, the sprocket wheel that cooperates with chain that is provided with, the chain that cooperates with sprocket wheel, is driven the transmission rig of chain movement on the roller rod.Roller bar type e Foerderanlage is common e Foerderanlage, and it is simple in structure, and cost is low, and is reliable, easy to maintenance.
Charging for convenience, it also comprises the charging platform that is arranged on charging gas clean-up chamber front end.
Discharging for convenience, it also comprises the discharging platform that is arranged on rear end, discharging gas clean-up chamber.
Description of drawings
Fig. 1 is the structural representation of continous way bright annealing oven left side section.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation in continous way bright annealing oven stage casing.
Fig. 4 is the vertical view among Fig. 3.
Fig. 5 is the structural representation of the right section of continous way bright annealing oven.
Fig. 6 is the vertical view among Fig. 6.
A-A profile among Fig. 7.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is described further.
Comprise the body of heater of forming by furnace roof, furnace bottom, sidewall referring to the continous way bright annealing oven shown in Fig. 1-6; Body of heater is divided into charging gas clean-up chamber 4, main heating chamber 5, heat radiation cooling room 1, main convection current cooling room 6, discharging gas clean-up chamber 7 from the beginning to the end.Charging platform 2 is arranged on charging gas clean-up chamber front end.Discharging platform 3 is arranged on rear end, discharging gas clean-up chamber.(charging platform 2, charging gas clean-up chamber 4, main heating chamber 5, main convection current cooling room 6, discharging gas clean-up chamber 7, discharging platform 3 belong to prior art, are not described in detail) described respectively below.
Charging platform 2:
The charging platform 2 of this stove is a loading end, and a cover roller bar type e Foerderanlage is set, and puts into loading tray in batch and sends into stove so that will coil good coil pipe or vertical bar pipe bar.There is the straight tube/bar in enough length and cross section also can on the roller rod of this stove, directly anneal.Every roller rod 21 all links to each other with the fast driving device by chain, sends into the gas clean-up chamber so that will be loaded with the loading tray of copper material fast.On the bearing that the main structure that is contained in the roller rod supports.
Charging gas clean-up chamber (CPC) 4:
Tubing in batch enters charging gas clean-up chamber from charging platform fast.The front and back door (being loading door and Dump gate) of charging gas clean-up chamber is shut subsequently, carries out gas displacement, and the air of bringing into when with assurance tubing being advanced stove (comprising inner air tube) is got rid of clean.The charging tray and the tubing that carry out gas clean-up are in static state.After the gas clean-up, gas charging body is removed the inside door (Dump gate) of chamber and is opened, and the material material enters next workspace.Receive before next batch of material material enters, inside door is closed.
The gas clean-up chamber is airtight box hat structure, and all right angles adopt arc transition.The roller rod of electric furnace adopts the sealing bearing sealing, and outside roller rod has drive system.Door is equipped with at the two ends of gas clean-up chamber, and door and doorframe have sealing-ring and cylinder hold-down gear, guarantee that oven door sealing is reliable, and the step-down gear of control gate lifting is contained in the gas-tight enclosure of electric furnace one end.
Main heating chamber 5:
The body of heater shell of main heating chamber 5 is made by the high quality general steel plate, and continuous welding is made the structure iron base to reach airtight effect with various structure iron reinforcings, makes it be adapted at installing on the horizontal base.All heating units, roller rod and thermopair all pass through airtight processing, or add packing ring to guarantee resistance to air loss to the full extent.
Be to constitute complete heat insulation structural in the shell,, simultaneously physical abuse and fan wearing and tearing also had good protective effect so that electric furnace has excellent heat insulation property by refractory brick and ceramic fiber.
The thick ceramic fiber module of 250mm is being arranged at dismountable top, and the ceramic fiber at edge is able to take washing away of high velocity air.
For reducing thermal conduction to greatest extent, module adopts the anchor away from high temperature face to link to each other with shell.
Side wall and base adopt fractionated light fire brick (density is 1g/cm3) and refractory fibre to make.
An electric heating element of main heating chamber 5 is distributed in two control regions, by thermopair and the control of silicon controlled rectifier power cell separately.
Heat transmits by the Cr20Ni80 alloying element that is distributed in furnace roof portion and furnace bottom.
Each warm area (control region) of main heating chamber 5 is equipped with two gas circulation centrifugal fans.Fan is installed in furnace roof, and in the suitable position of fan rotation axis air seal set is set.
The shielding gas of stove internal recycle is radiation by fan and discharges.Descending gas is the center of suction fan again, strengthens thermal convection, and the interior temperature of stove is consistent.
Fan has the rotation inductor block, and by electrical motor driven, the shield cap of " V " type band has heat-sinking capability by " V " type transmission belt.
For conveniently entering maintenance in the main heating, furnace roof detachably becomes four parts.The resistance to air loss of detachable furnace roof: vertical component adopts a bed thickness zircon sand to realize that horizontal component is realized by the packing ring pressing plate.
Heat radiation cooling room 1: referring to Fig. 7, the body of heater of heat radiation cooling room becomes jacket structured, and chuck 11 is all arranged in furnace roof, sidewall, the furnace bottom, has the mobile water coolant in the chuck 11.
Watercooling jacket provides the heat dissipation type deepfreeze to oven-fresh loading tray.Before being admitted to main convection current cooling room, whole loading tray, all material materials all pass through the heat radiation cooling.
The heat radiation cooling segment is airtight carbon steel structure, is installed on the base of structural steel, has drive unit.
Main convection current cooling room (PCC) 6:
Main convection current cooling room (PCC) will further make the product temperature that leaves the heat radiation cooling room reduce to about 130 ℃ again.
It is balanced to guarantee cooling that main convection current cooling room is divided into three convective regions.Centrifugal fan and wind scooper are equipped with in each district, flow along the side wall of chamber to guarantee gas, and through over-heat-exchanger, the slotted eye by material material top forms circulation.Main convection current cooling room blower fan need be provided with the protection air seal set.
Heat exchanger is the fuel plate that water cooling plant is arranged, and is contained in the side wall wind-guiding road of main convection current cooling room.Heat exchanger can drop to product temperature the low spot of requirement.
Discharging gas clean-up (convection current cooling) chamber (DPCC) 7:, be provided with discharging gas clean-up convection current cooling room for product temperature being reduced to 60 ℃ and guarantee the indoor gas oxygen level below span of control.
Discharging gas clean-up chamber is sealing steel construction, the equal arc transition in all right angles.
Similar with main convection current cooling room, discharging gas clean-up convection current cooling room also is divided into three race ways, and each district is furnished with a desk fan, heat exchanger and wind scooper.Discharging gas clean-up convection current cooling room has inlet, outlet two sects, and quick gas-freeing system is arranged, and makes it to finish within a short period of time a gas clean-up.Three cooling blowers need be provided with the protection air seal set.There is door at the two ends of chamber, its structure mixed charging gas clean-up chamber.
The material material enters discharging gas clean-up convection current cooling room fast from main convection current cooling room.Discharging gas clean-up convection current cooling room entrance door is closed subsequently, and the material material is cooled to 60 ℃.Cooling finishes, and the exit door of discharging gas clean-up convection current cooling room is opened, send the material material fast after, door is closed.Indoor air is removed through 10 minutes degassing processing in the two-door empty chamber of closing.
Discharging platform 3:
Discharging platform is provided with a cover roller rod transmission system, sends discharging gas clean-up convection current cooling room fast so that will expect material.This platform design is similar to charging platform.
Loading tray passes in and out each chamber fast by the PLC time variable control, job order:
Charging tray is placed on the charging platform, and charging gas clean-up chamber loading door is opened, and roller rod 41 operations of the roller rod 21 of charging platform and charging gas clean-up chamber are sent to charging gas clean-up chamber with loading tray by charging platform.The loading door of charging gas clean-up chamber is closed.
Charging gas clean-up chamber charges into shielding gas, carries out gas displacement.
Charging gas clean-up chamber Dump gate is opened, and roller rod 51 motions of the roller rod 41 of charging gas clean-up chamber and main heating chamber are delivered to main heating chamber with loading tray by charging gas clean-up chamber, and charging gas clean-up chamber is closed.
Roller rod 61 operations of the roller rod 12 of heat radiation cooling room and convection current cooling room are sent to the convection current cooling room with loading tray from the heat radiation cooling room.
Discharging gas clean-up chamber loading door (Qianmen) is opened, and roller rod 71 operations of the roller rod 61 of convection current cooling room and discharging gas clean-up chamber are sent to discharging gas clean-up chamber with loading tray from the convection current cooling room.Discharging gas clean-up chamber loading door is closed.
Discharging gas clean-up chamber Dump gate (back door) is opened, and roller rod 31 operations of the roller rod 71 of discharging gas clean-up chamber and discharging platform are sent to discharging platform with loading tray from discharging gas clean-up chamber.Discharging gas clean-up chamber Dump gate is closed.
Unload the blanking material from discharging platform.
Discharging gas clean-up chamber charges into shielding gas, carries out gas displacement.
Main before this heating chamber has arrived use temperature, has been full of shielding gas in the stove.Discharging gas clean-up chamber venting air charges into nitrogen, and each chamber has all reached user mode.
Need to prove, this continous way bright annealing oven is made of continuously the left side section shown in Fig. 1,3,5, stage casing, right section, because can not clearly whole continous way bright annealing oven on one page A4 paper, show respectively so be divided into left side section, stage casing, right section.
Claims (5)
1. the continous way bright annealing oven comprises the body of heater of being made up of furnace roof, furnace bottom, sidewall; It is characterized in that: body of heater is divided into charging gas clean-up chamber, main heating chamber, heat radiation cooling room, main convection current cooling room, discharging gas clean-up chamber from the beginning to the end; Drive the device for transporting objects that material passes through each chamber successively above-mentioned each indoor all being useful on; The body of heater of heat radiation cooling room becomes jacket structured, has the mobile cooling fluid in the chuck.
2. according to the described annealing furnace of claim 1, it is characterized in that: device for transporting objects is a roller bar type e Foerderanlage; Described roller bar type device for transporting objects turnkey is drawn together a plurality of roller rods along the arrangement of body of heater axially parallel, the sprocket wheel that cooperates with chain that is provided with, the chain that cooperates with sprocket wheel, is driven the transmission rig of chain movement on the roller rod.
3. annealing furnace according to claim 1 is characterized in that: cooling fluid is a water.
4. according to claim 1,2 or 3 described annealing furnaces, it is characterized in that: it also comprises the charging platform that is arranged on charging gas clean-up chamber front end.
5. according to claim 1,2 or 3 described annealing furnaces, it is characterized in that: it also comprises the discharging platform that is arranged on rear end, discharging gas clean-up chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020151552XU CN201678706U (en) | 2010-04-07 | 2010-04-07 | Continuous bright annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020151552XU CN201678706U (en) | 2010-04-07 | 2010-04-07 | Continuous bright annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201678706U true CN201678706U (en) | 2010-12-22 |
Family
ID=43343758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020151552XU Expired - Fee Related CN201678706U (en) | 2010-04-07 | 2010-04-07 | Continuous bright annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201678706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518105A (en) * | 2018-12-04 | 2019-03-26 | 贵溪骏达特种铜材有限公司 | A kind of cooling equipment of special type copper rod smelting molding |
-
2010
- 2010-04-07 CN CN201020151552XU patent/CN201678706U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518105A (en) * | 2018-12-04 | 2019-03-26 | 贵溪骏达特种铜材有限公司 | A kind of cooling equipment of special type copper rod smelting molding |
| CN109518105B (en) * | 2018-12-04 | 2020-08-21 | 贵溪骏达特种铜材有限公司 | Cooling equipment for special copper bar smelting and forming |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20110407 |