CN102759277B - Furnace door lifting device with counterweights - Google Patents
Furnace door lifting device with counterweights Download PDFInfo
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- CN102759277B CN102759277B CN 201210267076 CN201210267076A CN102759277B CN 102759277 B CN102759277 B CN 102759277B CN 201210267076 CN201210267076 CN 201210267076 CN 201210267076 A CN201210267076 A CN 201210267076A CN 102759277 B CN102759277 B CN 102759277B
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- sprocket wheel
- fire door
- counterweight
- pitch chain
- chain
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Abstract
The invention belongs to the technical field of heating furnaces and more particularly relates to a device for opening and closing a furnace door of a heating furnace, in particular to a furnace door lifting device with counterweights. The furnace door lifting device comprises an electromotor, a first short link chain, a second short link chain, a third short link chain, a forth short link chain, a fifth short link chain, a double-row driving chain wheel group, a single-row driven chain wheel group, first counterweights, a second counterweight and a furnace door frame; the counterweight is suspended at one end of the first short link chain and one end of the second short link chain, and the first counterweight is positioned in a first furnace door upright internal cavity of a first furnace upright; the other end of the first short link chain bypasses a first chain wheel and a third chain wheel in sequence and is connected to a second hanging point on the furnace door, and the other end of the second short link chain bypasses the second chain wheel and is connected to a first hanging point on the furnace door; the second counterweight is suspended at one end of the third short link chain, and the second counterweight is positioned inside a second furnace door upright internal cavity of a second furnace door upright. The furnace door lifting device disclosed by the invention has the characteristics of safety, stability and good economic efficiency.
Description
Technical field
The invention belongs to the heating furnace technical field, relate in particular to the device of Compaction of Heating Furnace Door opening and closing, be specifically related to a kind of furnace door lifting device with counterweight.
Background technology
The industrial furnace fire door mostly is upper and lower switching form, and fire door is the fire door elevating mechanism with special hold down gag along vertical fire door guide plate lifting, fire door.Furnace door lifting device commonly used divides manual, electronic and pneumatic three kinds.Furnace door lifting device generally is used on the industrial furnace of heating of metal, according to suitable fire door size and size, determines lifting power, and its temperature of living in is high, operation is more frequent, requires furnace door lifting device to have the ability of high strength, rigidity and the heat resistanceheat resistant deformation of creep.The fire door jacking equipment, mainly adopted motor, shaft coupling transmission device to carry out transmission in the past, and a side connects fire door, and a side is hung counterweight, and counterweight is exposed to the device outside, must safety barrier be set in the counterweight bottom like this, and workload and cost are large.
Summary of the invention
The object of the present invention is to provide the furnace door lifting device with counterweight of a kind of safety and stability, good economy performance.
To achieve these goals, the technical solution used in the present invention is: a kind of furnace door lifting device with counterweight, it is characterized in that, it comprises motor, the first pitch chain, the second pitch chain, the 3rd pitch chain, the 4th pitch chain, the 5th pitch chain, double drive sprocket set, single driven chain wheels, the first counterweight, the second counterweight, furnace door frame;
Described furnace door frame is comprised of the first fire door column, the second fire door column, cruciform bracing, between the upper end of the upper end of the first fire door column and the second fire door column, by cruciform bracing, be fixedly connected with, in the first fire door column, being the first fire door column internal cavities, is the second fire door column internal cavities in the second fire door column; The first fire door column, the second fire door column are arranged in respectively the both sides of fire door;
Described double drive sprocket set comprises the first sprocket wheel, the second sprocket wheel, the 3rd sprocket wheel, and the first sprocket wheel, the second sprocket wheel, the 3rd sprocket wheel all are arranged on cruciform bracing, the first sprocket wheel and the second sprocket coaxiality; The first sprocket wheel and the second sprocket wheel are positioned at the right-hand member of cruciform bracing, and the 3rd sprocket wheel is positioned at the left part of cruciform bracing; The axle of the first sprocket wheel and the second sprocket wheel is connected with the output shaft of motor by shaft coupling; Motor is fixed on cruciform bracing;
One end of the first pitch chain and an end of the second pitch chain are hung with the first counterweight, and the first counterweight is positioned at the first fire door column internal cavities of the first fire door column; The other end of the first pitch chain is walked around successively the first sprocket wheel, the 3rd sprocket wheel and is connected in the second suspension centre on fire door, and the other end of the second pitch chain is walked around the second sprocket wheel and is connected in the first suspension centre on fire door;
Described single driven chain wheels comprise the 4th sprocket wheel, the 5th sprocket wheel, and the 4th sprocket wheel, the 5th sprocket wheel are arranged on cruciform bracing by the chain wheel support respectively, and the 4th sprocket wheel is positioned at the left end of cruciform bracing, and the 5th sprocket wheel is positioned at the middle part of cruciform bracing;
One end of the 3rd pitch chain is hung with the second counterweight, the second counterweight is positioned at the second fire door column internal cavities of the second fire door column, the other end of the 3rd pitch chain is walked around the 4th sprocket wheel, the 5th sprocket wheel successively, then by triangle, deducts points and pays the 4th pitch chain, the 5th pitch chain and be connected to the 3rd suspension centre, the four-point lifting on fire door.
Described the first suspension centre, the second suspension centre are symmetrically arranged in the both sides of fire door center line, and the two ends of close fire door; The 3rd suspension centre, four-point lifting are symmetrically arranged in the both sides of fire door center line, and near the fire door center line.
Described the first counterweight, the second counterweight form by a plurality of pouring weight stacks.
Beneficial effect of the present invention is:
1, an end of an end of the first pitch chain and the second pitch chain is hung with the first counterweight, and an end of the 3rd pitch chain is hung with the second counterweight, can offset the deadweight of a part of fire door, can select more low power motor, good economy performance like this.
2, the first suspension centre, the second suspension centre, the 3rd suspension centre, four-point lifting are symmetrically arranged in the both sides of fire door center line, can assurance device the unlatching of fire door and the stability while closing during operation, thereby realize the fire door stable elevation.
3, counterweight is placed in the cavity of fire door column, and without establishing safety barrier, saving construction space and security are good again.
4, because heating furnace belongs to high-temperature heating device, adopt pitch chain, its heat resistanceheat resistant deformation of creep ability is good.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the view (side view of motor, double drive sprocket set, fire door column and counterweight) of Fig. 1 along the A-A line.
Fig. 3 is the view (side view of single driven chain wheels, fire door column and counterweight) of Fig. 1 along the B-B line.
Fig. 4 is the view (side view of three sprocket wheel) of Fig. 1 along the C-C line.
Fig. 5 is the partial top view of Fig. 1.
Wherein, 1-motor; 2.1-the first pitch chain; 2.2-the second pitch chain; 2.3-the 3rd pitch chain; 2.4-the 4th pitch chain; 2.5-the 5th pitch chain; 3.1-the first sprocket wheel; 3.2-the second sprocket wheel; 3.3-the 3rd sprocket wheel; 3.4-the 4th sprocket wheel; 3.5-the 5th sprocket wheel; 4.1-the first suspension centre; 4.2-the second suspension centre; 4.3-the 3rd suspension centre; 4.4-four-point lifting; 5.1-the first counterweight; 5.2-the second counterweight; 6.1-the first fire door column; 6.2-the second fire door column; The 7-cruciform bracing; 8-chain wheel support; 9-fire door approach switch; The 10-hold down gag; The 11-fire door; 12.1-the first fire door column internal cavities; 12.2-the second fire door column internal cavities; 13-fire door center line; 14-triangle button.
The specific embodiment
Describe embodiments of the present invention in detail below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.
A kind of furnace door lifting device with counterweight disclosed by the invention, it comprises motor 1, the first pitch chain 2.1, the second pitch chain 2.2, the 3rd pitch chain 2.3, the 4th pitch chain 2.4, the 5th pitch chain 2.5, double drive sprocket set, single driven chain wheels, the first counterweight 5.1, the second counterweight 5.2, furnace door frame;
Described furnace door frame is comprised of the first fire door column 6.1, the second fire door column 6.2, cruciform bracing 7, between the upper end of the upper end of the first fire door column 6.1 and the second fire door column 6.2, by cruciform bracing 7, be fixedly connected with (as welding, become the П type), in the first fire door column 6.1, be in the first fire door column internal cavities 12.1, the second fire door columns 6.2, to be that the second fire door column internal cavities 12.2(is that inside is cavity structure); The first fire door column 6.1, the second fire door column 6.2 are symmetrically arranged in respectively the both sides of fire door 11;
Described double drive sprocket set comprises that the first sprocket wheel 3.1, the second sprocket wheel 3.2, the 3rd sprocket wheel 3.3, the first sprocket wheels 3.1, the second sprocket wheel 3.2, the 3rd sprocket wheel 3.3 all are arranged on cruciform bracing 7, and the first sprocket wheel 3.1 is coaxial with the second sprocket wheel 3.2; The first sprocket wheel 3.1 and the second sprocket wheel 3.2 are positioned at the right-hand member of cruciform bracing 7, and the 3rd sprocket wheel 3.3 is positioned at the left part of cruciform bracing 7; The axle of the first sprocket wheel 3.1 and the second sprocket wheel 3.2 is connected with the output shaft of motor 1 by shaft coupling; Motor 1 is fixed on cruciform bracing 7;
One end of one end of the first pitch chain 2.1 and the second pitch chain 2.2 is hung with an end of first counterweight 5.1(the first pitch chain 2.1 and an end of the second pitch chain 2.2 all is connected with the first counterweight 5.1), the first counterweight 5.1 is positioned at the first fire door column internal cavities 12.1 of the first fire door column 6.1; The other end that the other end of the first pitch chain 2.1 is walked around successively the first sprocket wheel 3.1, the 3rd sprocket wheel 3.3 and is connected in the second suspension centre 4.2, the second pitch chains 2.2 on fire door 11 is walked around the second sprocket wheel 3.2 and is connected in the first suspension centre 4.1 on fire door 11; The first suspension centre 4.1, the second suspension centre 4.2 are symmetrically arranged in the both sides of fire door center line 13, and the two ends of close fire door 11;
Described single driven chain wheels comprise the 4th sprocket wheel 3.4, the 5th sprocket wheel 3.5, the 4th sprocket wheel 3.4, the 5th sprocket wheel 3.5 are arranged on cruciform bracing 7 by chain wheel support 8 respectively, the 4th sprocket wheel 3.4 is positioned at the left end of cruciform bracing 7, and the 5th sprocket wheel 3.5 is positioned at the middle part of cruciform bracing 7;
One end of the 3rd pitch chain 2.3 is hung with the second counterweight 5.2, the second counterweight 5.2 is positioned at the second fire door column internal cavities 12.2 of the second fire door column 6.2, the other end of the 3rd pitch chain 2.3 is walked around the 4th sprocket wheel 3.4, the 5th sprocket wheel 3.5 successively, then branch out the 4th pitch chain 2.4, two pitch chains of the 5th pitch chain 2.5(by triangle button 14) and be connected to the 3rd suspension centre 4.3, the four-point lifting 4.4 on fire door 11, the 3rd suspension centre 4.3, four-point lifting 4.4 are symmetrically arranged in the both sides of fire door center line 13, and near fire door center line 13.
Described the first counterweight 5.1, the second counterweight 5.2 form by a plurality of pouring weight stacks, can regulate the quality of counterweight by the number that increases or reduce pouring weight according to the power of fire door 11 deadweights and motor 1, and the gross mass of counterweight should be less than the deadweight of fire door 11.
Compacting device of furnace door forms (for existing) by fire door approach switch 9 and hold down gag 10.
Above disclosed is only preferred embodiment of the present invention, the interest field that can not limit the present invention with this, and the equivalence of doing according to the claims in the present invention changes, and still falls into protection scope of the present invention.
Claims (3)
1. the furnace door lifting device with counterweight, it is characterized in that, it comprises motor (1), the first pitch chain (2.1), the second pitch chain (2.2), the 3rd pitch chain (2.3), the 4th pitch chain (2.4), the 5th pitch chain (2.5), double drive sprocket set, single driven chain wheels, the first counterweight (5.1), the second counterweight (5.2), furnace door frame;
Described furnace door frame is comprised of the first fire door column (6.1), the second fire door column (6.2), cruciform bracing (7), between the upper end of the upper end of the first fire door column (6.1) and the second fire door column (6.2), by cruciform bracing (7), be fixedly connected with, in the first fire door column (6.1), being the first fire door column internal cavities (12.1), is the second fire door column internal cavities (12.2) in the second fire door column (6.2); The first fire door column (6.1), the second fire door column (6.2) are arranged in respectively the both sides of fire door (11);
Described double drive sprocket set comprises the first sprocket wheel (3.1), the second sprocket wheel (3.2), the 3rd sprocket wheel (3.3), it is upper that the first sprocket wheel (3.1), the second sprocket wheel (3.2), the 3rd sprocket wheel (3.3) all are arranged on cruciform bracing (7), and the first sprocket wheel (3.1) is coaxial with the second sprocket wheel (3.2); The first sprocket wheel (3.1) and the second sprocket wheel (3.2) are positioned at the right-hand member of cruciform bracing (7), and the 3rd sprocket wheel (3.3) is positioned at the left part of cruciform bracing (7); The axle of the first sprocket wheel (3.1) and the second sprocket wheel (3.2) is connected with the output shaft of motor (1) by shaft coupling; Motor (1) is fixed on cruciform bracing (7);
One end of one end of the first pitch chain (2.1) and the second pitch chain (2.2) is hung with the first counterweight (5.1), and the first counterweight (5.1) is positioned at the first fire door column internal cavities (12.1) of the first fire door column (6.1); The other end of the first pitch chain (2.1) is walked around successively the first sprocket wheel (3.1), the 3rd sprocket wheel (3.3) and is connected in the second suspension centre (4.2) on fire door (11), and the other end of the second pitch chain (2.2) is walked around the second sprocket wheel (3.2) and is connected in the first suspension centre (4.1) on fire door (11);
Described single driven chain wheels comprise the 4th sprocket wheel (3.4), the 5th sprocket wheel (3.5), the 4th sprocket wheel (3.4), the 5th sprocket wheel (3.5) are arranged on cruciform bracing (7) by chain wheel support (8) respectively, the 4th sprocket wheel (3.4) is positioned at the left end of cruciform bracing (7), and the 5th sprocket wheel (3.5) is positioned at the middle part of cruciform bracing (7);
One end of the 3rd pitch chain (2.3) is hung with the second counterweight (5.2), the second counterweight (5.2) is positioned at the second fire door column internal cavities (12.2) of the second fire door column (6.2), the other end of the 3rd pitch chain (2.3) is walked around the 4th sprocket wheel (3.4), the 5th sprocket wheel (3.5) successively, then by triangle button (14), branches out the 4th pitch chain (2.4), the 5th pitch chain (2.5) and is connected to the 3rd suspension centre (4.3), the four-point lifting (4.4) on fire door (11).
2. a kind of furnace door lifting device with counterweight according to claim 1, is characterized in that, the first suspension centre (4.1), the second suspension centre (4.2) are symmetrically arranged in the both sides of fire door center line (13), and the two ends of close fire door (11); The 3rd suspension centre (4.3), four-point lifting (4.4) are symmetrically arranged in the both sides of fire door center line (13), and near fire door center line (13).
3. a kind of furnace door lifting device with counterweight according to claim 1, is characterized in that, described the first counterweight (5.1), the second counterweight (5.2) form by a plurality of pouring weight stacks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210267076 CN102759277B (en) | 2012-07-31 | 2012-07-31 | Furnace door lifting device with counterweights |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210267076 CN102759277B (en) | 2012-07-31 | 2012-07-31 | Furnace door lifting device with counterweights |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102759277A CN102759277A (en) | 2012-10-31 |
| CN102759277B true CN102759277B (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210267076 Expired - Fee Related CN102759277B (en) | 2012-07-31 | 2012-07-31 | Furnace door lifting device with counterweights |
Country Status (1)
| Country | Link |
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| CN (1) | CN102759277B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091599B (en) * | 2015-09-01 | 2017-10-27 | 江苏丰东炉业股份有限公司 | Furnace door lifting device with cushioning effect |
| CN106123021B (en) * | 2016-08-12 | 2018-05-08 | 无锡欧玛森远洋工程设备有限公司 | A kind of Industrial Boiler of self-closed |
| CN106642176B (en) * | 2017-02-24 | 2019-02-26 | 江苏汉唐环保科技有限公司 | A kind of fast-open type underground flue insertion plate door |
| CN109579544A (en) * | 2019-01-06 | 2019-04-05 | 重庆欣天利智能重工有限公司 | A kind of fire door raising structure used for industrial furnace |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1504477A1 (en) * | 1987-09-01 | 1989-08-30 | Ленинградское Производство Производственно-Технического Предприятия "Центроэнергочермет" | Furnace gate actuating device |
| CN2925804Y (en) * | 2006-03-17 | 2007-07-25 | 台山市金桥铝型材厂有限公司 | Wooden packing material heat treater |
| CN201041466Y (en) * | 2006-08-18 | 2008-03-26 | 陕西宝深建材机械（集团）有限公司 | Furnace door lifting device |
| RU2324881C2 (en) * | 2006-05-04 | 2008-05-20 | Владимир Александрович Трусов | Device for raising and lowering a furnace door |
| CN201600030U (en) * | 2009-12-29 | 2010-10-06 | 贵阳铝镁设计研究院 | Furnace door lifting device |
| CN202757452U (en) * | 2012-07-31 | 2013-02-27 | 中冶南方(武汉)威仕工业炉有限公司 | Furnace door lifting device with counter weights |
-
2012
- 2012-07-31 CN CN 201210267076 patent/CN102759277B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1504477A1 (en) * | 1987-09-01 | 1989-08-30 | Ленинградское Производство Производственно-Технического Предприятия "Центроэнергочермет" | Furnace gate actuating device |
| CN2925804Y (en) * | 2006-03-17 | 2007-07-25 | 台山市金桥铝型材厂有限公司 | Wooden packing material heat treater |
| RU2324881C2 (en) * | 2006-05-04 | 2008-05-20 | Владимир Александрович Трусов | Device for raising and lowering a furnace door |
| CN201041466Y (en) * | 2006-08-18 | 2008-03-26 | 陕西宝深建材机械（集团）有限公司 | Furnace door lifting device |
| CN201600030U (en) * | 2009-12-29 | 2010-10-06 | 贵阳铝镁设计研究院 | Furnace door lifting device |
| CN202757452U (en) * | 2012-07-31 | 2013-02-27 | 中冶南方(武汉)威仕工业炉有限公司 | Furnace door lifting device with counter weights |
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| Publication number | Publication date |
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| CN102759277A (en) | 2012-10-31 |
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