CN201715856U - Drying and medium-temperature heating dual-purpose furnace for electrothermal far-infrared core - Google Patents
Drying and medium-temperature heating dual-purpose furnace for electrothermal far-infrared core Download PDFInfo
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- CN201715856U CN201715856U CN2010202177910U CN201020217791U CN201715856U CN 201715856 U CN201715856 U CN 201715856U CN 2010202177910 U CN2010202177910 U CN 2010202177910U CN 201020217791 U CN201020217791 U CN 201020217791U CN 201715856 U CN201715856 U CN 201715856U
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Abstract
The utility model discloses a drying and medium-temperature heating dual-purpose furnace for an electrothermal far-infrared core, comprising a furnace body, a furnace base and a trolley, wherein the furnace body is provided with a furnace door, and the trolley is positioned between the furnace body and the furnace base and can go in and out from the furnace door. An inner-part space formed between the furnace body and the trolley positioned at the lower part of the furnace body is a hearth. The utility model is characterized in that the hearth is provided with an electric heating pipe which can meet the electric heating power of 10KW per cubic meter, and the electric heating pipe is made of stainless steel materials. The lining of the hearth is a stainless steel plate, and an aluminium silicate fiber insulation layer is arranged in an interlayer between the lining and the outer wall of the furnace body. The dual-purpose furnace can be used for drying core workpieces and can also be used for medium-low-temperature heat treatment for metal workpieces, realizing one furnace with double purposes.
Description
Technical field
The utility model relates to a kind of electric heating far-infrared heating stove that is used for core baking and metal heat treatmet.
Background technology
Be used for the electric heating far-infrared heating stove of casting sand type, core oven dry in the prior art, comprise body of heater, furnace base and chassis.Formed inner space is a burner hearth between the chassis of body of heater and its underpart, burner hearth is provided with electrothermal tube, the furnace lining of burner hearth is cold-reduced sheet and aluminium alloy plate, the furnace wall interlayer of body of heater is a pearlite insulating layer, in the burner hearth of this heating furnace every cubic metre to add thermoelectric (al) power be 6KW, the heating-up temperature in the burner hearth is in 350 ℃.In addition, the metallic heat treating furnace that is used for the metal works Low Temperature Heat Treatment in the prior art, the furnace lining of its burner hearth adopts refractory brick and refractory fibre to make, in the burner hearth of this heating furnace every cubic metre to add thermoelectric (al) power be 40KW, the heating-up temperature in the burner hearth can be up to 1150 ℃.The design of above-mentioned two kinds of heating furnaces has determined to be applicable to above-mentioned specific workpiece separately, and a stove can not be dual-purpose, and range of application is narrow.
The utility model content
The utility model is to solve the existing above-mentioned technological deficiency of electric heating far-infrared heating stove in the prior art, temperature heating dual-purpose stove in the core baking of a kind of electric heating far infrared is provided, this dual-purpose stove can be used for the oven dry of core workpiece, also can be used for the Low Temperature Heat Treatment of metal works.
Its technical solution is:
Temperature heating dual-purpose stove in the core baking of a kind of electric heating far infrared, comprise the body of heater that is provided with fire door, furnace base and can be between body of heater and furnace base from the chassis of fire door turnover, body of heater and between the above-mentioned chassis of its underpart the inner space that forms be burner hearth, burner hearth is provided with and can satisfies the electric heating tube that its every cubic metre electrical heating power is 10KW, electric heating tube is an electric heating tube of taking stainless steel to make, the furnace lining of burner hearth is a corrosion resistant plate, is provided with the alumina silicate fibre heat-insulation layer between the outer wall of furnace lining and body of heater in the interlayer.
The inside heating-up temperature of above-mentioned burner hearth is up to 550 ℃.
Above-mentioned body of heater is provided with heated air circulation device, heated air circulation device comprises impeller, transmission main shaft and fan electromotor, wherein transmission main shaft penetrates burner hearth inside from the body of heater top, impeller is fixedly connected at burner hearth inner top and transmission main shaft lower end, and the parts that are in transmission connection with transmission main shaft that comprise fan electromotor are positioned at the body of heater outside at body of heater top; Above-mentioned transmission main shaft is made up of with following shaft part last shaft part, middle shaft part successively from top to bottom and is connected as a single entity, the shaft part of wherein middle shaft part for making by heat-barrier material, and next week, section was positioned at burner hearth inside, and last shaft part is positioned at the body of heater outside.
Above-mentioned chassis is provided with the chassis drive unit, the chassis drive unit comprises tooth bar, the gear that cooperates with tooth bar, and the reciprocal chassis power set that rotate of travelling gear, its middle rack is arranged on the lower bottom part of chassis, and gear and chassis power set are arranged on the furnace base.
Above-mentioned corrosion resistant plate is arranged in order by some stainless steel sticks to be formed, the stainless steel stick is fixed on the door font inner frame of being made by angle steel, leave 10 millimeters expansion joint between adjacent two stainless steel sticks, a side of burner hearth is provided with the pressing article that is used to block this expansion joint dorsad at the expansion joint, uses rivet to pass the expansion joint from pressing article one side and stretches to burner hearth one side riveted and fixed pressing article.
The utility model can have following useful technique effect:
1, in the utility model, burner hearth is provided with electric heating tube that to satisfy its every cubic metre electrical heating power be 10KW, and the electric heating tube of taking stainless steel to make, tube wall temperature can reach 800 ℃, uses the furnace temperature can be up to 550 ℃.Can be used for the oven dry of core workpiece, also can be used for the Low Temperature Heat Treatment of metal works, can realize that a stove is dual-purpose.
2, in the utility model, the transmission main shaft of heated air circulation device penetrates burner hearth inside from the body of heater top, impeller is fixedly connected at burner hearth inner top and transmission main shaft lower end, the parts that are in transmission connection with transmission main shaft that comprise fan electromotor are positioned at the body of heater outside at body of heater top, the middle shaft part of transmission main shaft is the shaft part of being made by heat-barrier material simultaneously, can make and upwards to transmit after shaft part is heated under impeller, the transmission main shaft, both helped saving energy and reduce the cost, helped prolonging the service life of heated air circulation device critical piece again.
3, in the utility model, the chassis drive unit adopt with tooth bar be arranged on the lower bottom part of chassis, gear and chassis power set are arranged on the technical approach on the furnace base, can make chassis power set and power lead thereof be maintained fixed invariant position, no longer this part is followed back and forth with the turnover of chassis and is moved in prior art, the potential safety hazard that can stop thus to be brought.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and the specific embodiment:
Figure is the structural principle schematic diagram of a kind of embodiment of the utility model.
The specific embodiment
In conjunction with the accompanying drawings, temperature heating dual-purpose stove comprises body of heater 1, furnace base 2 and chassis 3 in the core baking of a kind of electric heating far infrared, body of heater 1 is provided with the fire door 4 that can open and close body of heater, chassis 3 is used to carry workpiece, and it can go out to pass in and out body of heater from fire door 4 between body of heater 1 and furnace base 2.Body of heater 1 and between the above-mentioned chassis 4 of its underpart the inner space that forms be burner hearth 5, burner hearth 5 is provided with the electric heating tube 6 of taking stainless steel to make, it is 10KW that electric heating tube 6 can satisfy the inner every cubic metre of electrical heating power of burner hearth, the furnace lining of burner hearth 5 is a corrosion resistant plate, be provided with alumina silicate fibre heat-insulation layer 7 between the outer wall of furnace lining and body of heater in the interlayer, the inside heating-up temperature of burner hearth is up to 550 ℃.Above-mentioned body of heater is provided with heated air circulation device (being called circulating fan again) 8, heated air circulation device comprises impeller 801, transmission main shaft and fan electromotor, wherein transmission main shaft penetrates burner hearth inside from the body of heater top, impeller is fixedly connected at burner hearth inner top and transmission main shaft lower end, and the parts that are in transmission connection with transmission main shaft that comprise fan electromotor are positioned at the body of heater outside at body of heater top; Above-mentioned transmission main shaft is made up of with following shaft part last shaft part, middle shaft part successively from top to bottom and is connected as a single entity, the shaft part of wherein middle shaft part for making by heat-barrier material, and next week, section was positioned at burner hearth inside, and last shaft part is positioned at the body of heater outside.Above-mentioned chassis is provided with the chassis drive unit, the gear 10 that the chassis drive unit comprises tooth bar 9, cooperates with tooth bar, and the reciprocal chassis power set 11 that rotate of travelling gear, chassis power set 11 can be selected chassis motor and decelerator for use, its middle rack 9 is arranged on the lower bottom part of chassis, gear and be arranged on the furnace base 2 by its chassis power set 11 of power transmission shaft 12 transmissions.Above-mentioned corrosion resistant plate is arranged in order by some stainless steel sticks to be formed, the stainless steel stick is fixed on the door font inner frame of being made by angle steel, leave 10 millimeters expansion joint between adjacent two stainless steel sticks, a side of burner hearth is provided with the pressing article that is used to block this expansion joint dorsad at the expansion joint, uses rivet to pass the expansion joint from pressing article one side and stretches to burner hearth one side riveted and fixed pressing article.
Again in conjunction with being example, relative section is described in more detail below with temperature heating dual-purpose stove in the electric heating far infrared core baking of 12 cubic metres of volumes of concrete production:
1, about furnace base
Select for use 160 channel-section steels to weld system, the length of outside framework and wide be chosen as 4450 millimeters with 2700 millimeters, base crossbeam in the outside framework is selected 140 channel-section steels weldering system for use, the base crossbeam be spaced apart 1000 millimeters, select two in 160 channel-section steels again for use, 1000 millimeters of both intermediate distances, the central part of furnace base main body is arranged and be welded on to parallel longitudinal, as chassis Crane Rail and corresponding outside track.
2, about body of heater and burner hearth
4 120 channel-section steels are selected in the making of outer skeleton for use, the length of channel-section steel is 2400 millimeters, be welded on four jiaos of the furnace bases as column, it is 80 millimeters round lifting hole(eyelet) that diameter is opened on the top, one 40 angle steel of the 500 millimeters welderings in the every interval in both sides and back, the both sides angle steel is located inwardly curved 45 ° according to 200 millimeters on top, and welds vertical crossbeam at middle part and angle steel corner, the cold-rolled steel sheet of riveted joint 2 millimeters thick on the angle steel outerplanar.
The furnace lining of burner hearth is the making of internal layer furnace wall, at first select 30 * 30 angle steel for use by preseting length, solely the limit inwardly, the plane outwards curves a font, a left side, right corner is an arc chord angle, the arc chord angle radius is the R100 millimeter, joint is higher than 30 millimeters on plane in the middle of the angle steel, after the door shape slotted-angle shelving weldering system, be welded in apart from ground by 255 millimeters spacings on the 425 millimeters high plane sole bar angle, then corrosion resistant plate is cut into wide 500 millimeters lath (stick), be fixed on the plane of shape slotted-angle shelving in the spacing of boring ￠ 5 stainless steel rivets on the medium line of 250 millimeters of each laths with 100 millimeters, between adjacent two stainless steel sticks, leave 10 mm clearance, it is the expansion joint, at the expansion joint dorsad a side of burner hearth to be provided with the width that is used to block this expansion joint be 20 millimeters pressing article, use rivet to pass the expansion joint and stretch to burner hearth one side riveted and fixed pressing article from pressing article one side.
The fire door part, select for use 100 channel-section steels to make Beam to the doorstep, a channel-section steel groove that is positioned at lateral surface is welded on the left and right pillar up, be positioned at the channel-section steel of long 2240 millimeters of that root of medial surface, be fixed on the outer Beam with screw, every 200 millimeters expansion joints that cut out 50 millimeters deep, below inward flange with 40 * 40 angle steel, its groove is the welded seal groove outwardly, two lateral vertical frames also are to make with 100 channel-section steels, and its groove withstands on the horizontal Beam on the outer channel-section steel outwardly, following is welded on the channel-section steel of bottom, the internal layer channel-section steel is fixed on the outer channel-section steel with screw, and the interior Beam of last angle and 2240 millimeters long joins, and lower end and car face are flat, inner edge also welds out seal groove with 40 millimeters angle steel, and cuts out the expansion joint.Weld out two frames with 80 millimeters channel-section steels, housing riveting 2.0 cold-reduced sheets, fix on the left and right doorframe with hinges fixing, left side door welding lock shaft, inside casing on housing, cuts out the expansion joint with screw fixings, hang corrosion resistant plate in the frame, interlayer fills up alumina silicate fiber felt, reserves 3～5 mm clearance between two fan doors and the doorframe, and the centre joint adds seal groove.
3, about chassis
Selecting 4 length for use is that 4100 millimeters 140 channel-section steels are as the car beam, 10 of the road wheels that diameter ￠ is 220 millimeters, divide two rows to be fixed on Che Liangshang, the Che Liang both sides also have two 80 millimeters channel-section steels and 50 * 50 angle steel weldering system maze trough, 2000 millimeters of car face widths, car crossbeam of the 1000 millimeters welding in every interval, the car beam is divided into forward and backward two sections, 2080 millimeters of preceding segment lengths, 2000 millimeters of back segment lengths, the fibrofelt of therebetween 20 millimeters thick connects with bolt between forward and backward two sections.Spread corrosion resistant plate on the vehicle frame, on corrosion resistant plate be 2000 millimeters 120 channel-section steels with 16 length, 280 millimeters are welded on the vehicle frame at interval, in the vallecular cavity of this channel-section steel, load onto 17 of the stainless steel electric heating tubes of 1800 millimeters long, and be connected with the stainless steel busbar on the attaching plug at chassis rear portion, welding one toothed rack below vehicle frame, long 4600 millimeters, the gear that is meshed with tooth bar is connected on the power transmission shaft of speed changer, speed changer is by the chassis Motor Drive, its middle gear, speed changer and chassis motor are fixed on the above-mentioned furnace base, and the gait of march per minute of chassis is 3.3 meters.
3, electric-control system
Electric elements are contained on the power distribution cabinet, card is followed successively by 3 of NDI-25/40ABC three phase mains indicator lamps from top to bottom, 1 of 59L10-450V voltmeter, 3 in 59L10-300A ammeter, 1 of XMTA temperature control instrument, 3 in the SJIIS time relay, 1 of LARY223 key switch, LA1911D " intensification ", " stop ", " advance car ", " go out car ", " STOP ", " blower fan leaves ", each 1 on " blower fan stops " button, 1 of DZ20-400A air switch is housed in the power distribution cabinet, 3 of 300A current transformers, RTO fuse 400A3,1 of CJ20-250A A.C. contactor, 3 of CJ10380V-10A A.C. contactors, 1 of JZ7 auxiliary reclay, 1 of calibration K type 400 long thermocouple are contained in the jack of body of heater one side.
4 methods of operating
The electricity consumption of above-mentioned heating dual-purpose stove is a three-phase four-wire system, be connected on the ABC3 phase firewire on the air switch respectively, zero line is connected on cabinet 0 binding post, close behind the air switch, power supply indicator on the card is bright, twisting key switch, voltage indication 220V, the temperature controller power supply indicator is bright, open furnace is pressed out the car button behind the door, and chassis motor energising back drives transmission mechanism chassis is shifted onto outside the stove from the fire door of opening, the parking of raising one's hand after chassis puts in place, after loading onto workpiece such as core, press " advancing car " button, chassis is sailed by former route and is melted down in the body, close upper furnace door, the locking door-hinge is prepared energising and is heated up.Earlier the time relay with the stove time is set 8 hours, again " blower fan leaves ", " blower fan stops " two time relays are set 2 minutes.Temperature controller is set referring to the drying time and the serviceability temperature of all kinds of adhesives of above-mentioned molding sand.Press " intensification " button then, heating dual-purpose stove energising heats up, and presses " blower fan leaves " button, and blower fan is started working, and in 2 minutes the start-stop working in reciprocating mode.The air bleeding valve at body of heater top is in semi-open state, and aperture does not go out flue gas with fire door and is as the criterion.Be used for other material Low Temperature Heat Treatment on demand temperature set.After intensification work is finished, press " stopping " button, " blower fan stops " button, powered-down after going out the car inloading part.
Need to prove that also under the instruction of this specification, any equivalents or obvious variant that those skilled in the art have done the utility model all should be in protection domains of the present utility model.
Claims (5)
1. temperature heats dual-purpose stove in the electric heating far infrared core baking, comprise the body of heater that is provided with fire door, furnace base and can be between body of heater and furnace base from the chassis of fire door turnover, body of heater and between the above-mentioned chassis of its underpart the inner space that forms be burner hearth, it is characterized in that: described burner hearth is provided with and can satisfies the electric heating tube that its every cubic metre electrical heating power is 10KW, electric heating tube is an electric heating tube of taking stainless steel to make, the furnace lining of burner hearth is a corrosion resistant plate, is provided with the alumina silicate fibre heat-insulation layer between the outer wall of furnace lining and body of heater in the interlayer.
2. temperature heating dual-purpose stove in the electric heating far infrared according to claim 1 core baking, it is characterized in that: the inside heating-up temperature of described burner hearth is up to 550 ℃.
3. temperature heating dual-purpose stove in the electric heating far infrared according to claim 1 core baking, it is characterized in that: described body of heater is provided with heated air circulation device, heated air circulation device comprises impeller, transmission main shaft and fan electromotor, wherein transmission main shaft penetrates burner hearth inside from the body of heater top, impeller is fixedly connected at burner hearth inner top and transmission main shaft lower end, and the parts that are in transmission connection with transmission main shaft that comprise fan electromotor are positioned at the body of heater outside at body of heater top; Above-mentioned transmission main shaft is made up of with following shaft part last shaft part, middle shaft part successively from top to bottom and is connected as a single entity, the shaft part of wherein middle shaft part for making by heat-barrier material, and next week, section was positioned at burner hearth inside, and last shaft part is positioned at the body of heater outside.
4. temperature heating dual-purpose stove in the electric heating far infrared according to claim 1 core baking, it is characterized in that: described chassis is provided with the chassis drive unit, the chassis drive unit comprises tooth bar, the gear that cooperates with tooth bar, and the reciprocal chassis power set that rotate of travelling gear, its middle rack is arranged on the lower bottom part of chassis, and gear and chassis power set are arranged on the furnace base.
5. temperature heating dual-purpose stove in the electric heating far infrared according to claim 1 core baking, it is characterized in that: described corrosion resistant plate is arranged in order by some stainless steel sticks to be formed, the stainless steel stick is fixed on the door font inner frame of being made by angle steel, leave 10 millimeters expansion joint between adjacent two stainless steel sticks, a side of burner hearth is provided with the pressing article that is used to block this expansion joint dorsad at the expansion joint, uses rivet to pass the expansion joint from pressing article one side and stretches to burner hearth one side riveted and fixed pressing article.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202177910U CN201715856U (en) | 2010-06-08 | 2010-06-08 | Drying and medium-temperature heating dual-purpose furnace for electrothermal far-infrared core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202177910U CN201715856U (en) | 2010-06-08 | 2010-06-08 | Drying and medium-temperature heating dual-purpose furnace for electrothermal far-infrared core |
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| Publication Number | Publication Date |
|---|---|
| CN201715856U true CN201715856U (en) | 2011-01-19 |
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|---|---|---|---|
| CN2010202177910U Expired - Fee Related CN201715856U (en) | 2010-06-08 | 2010-06-08 | Drying and medium-temperature heating dual-purpose furnace for electrothermal far-infrared core |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494347A (en) * | 2011-12-14 | 2012-06-13 | 江苏中奥健康环保科技发展有限公司 | Flue gas quenching tower |
| CN102553804A (en) * | 2011-12-08 | 2012-07-11 | 吴江云峰金属购件涂装有限公司 | Airflow curing oven |
| CN103091348A (en) * | 2013-01-08 | 2013-05-08 | 中国矿业大学(北京) | Device for testing material burst at high temperature |
-
2010
- 2010-06-08 CN CN2010202177910U patent/CN201715856U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102553804A (en) * | 2011-12-08 | 2012-07-11 | 吴江云峰金属购件涂装有限公司 | Airflow curing oven |
| CN102494347A (en) * | 2011-12-14 | 2012-06-13 | 江苏中奥健康环保科技发展有限公司 | Flue gas quenching tower |
| CN102494347B (en) * | 2011-12-14 | 2014-10-08 | 江苏中奥健康环保科技发展有限公司 | Flue gas quenching tower |
| CN103091348A (en) * | 2013-01-08 | 2013-05-08 | 中国矿业大学(北京) | Device for testing material burst at high temperature |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20110119 Termination date: 20130608 |