CN205175131U - Reducing furnace bottom discharge apparatus - Google Patents
Reducing furnace bottom discharge apparatus Download PDFInfo
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- CN205175131U CN205175131U CN201520944577.8U CN201520944577U CN205175131U CN 205175131 U CN205175131 U CN 205175131U CN 201520944577 U CN201520944577 U CN 201520944577U CN 205175131 U CN205175131 U CN 205175131U
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- valve
- valve housing
- plate
- driving mechanism
- reduction furnace
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Abstract
The utility model provides a reducing furnace bottom discharge apparatus, include from the last governing valve that connects gradually extremely down, the hopper, ooff valve and seal valve, the governing valve includes the governing valve casing, run from opposite directions the valve plate, crank no. 1, connecting rod no. 1, actuating mechanism no. 1 and crank pivot no. 1, the valve plate switching is run from opposite directions in an actuating mechanism drive, the ooff valve includes the ooff valve casing, fan -shaped valve plate, crank no. 2, actuating mechanism no. 2 and crank pivot no. 2, the fan -shaped valve plate switching of two drives of actuating mechanism, the seal valve includes the seal valve casing, the closing plate, connecting rod no. 2 and balancing weight, through the automatic press the sealing board of balancing weight dead weight, it is sealed simple reliable. The utility model discloses a through the aperture that the valve plate was run from opposite directions in control, realize that material velocity of flow degree is adjustable at any time, when closing the material, run from opposite directions valve plate and ooff valve and can turn -off the material at any time at the unloading in -process simultaneously, both realized " the area material closes ", avoided the sealing area deposit -holding material of seal valve again, lead to the sealed not tight problem of damaging the seal valve even.
Description
Technical field
The utility model belongs to industrial technical field of smelting, is specifically related to a kind of reduction furnace bottom discharge device, is applied to the bottom discharge of reduction furnace or similar device.
Background technology
In industrial field of smelting, reduction furnace usually adopts bottom discharge mode.But the discharging flow of reduction furnace bottom discharge mode of the prior art is wayward.And according to the demand of actual production, in discharge process, require below reduction furnace bottom discharge demand fulfillment:
(1), in discharge process, stream speed should be mated with subsequent delivery device capability and can adjust as required.
(2) device for discharging must can turn off material at any time in discharge process, realizes " band material closes ".
(3) need to ensure good sealing; Reduction furnace generally can produce toxic and harmful, if discharge port sealing is bad, easily security incident occurs.
(4) during discharging, require that in reduction furnace, charge level is as far as possible flat, does not produce larger material segregation, be especially the reduction furnace of " long narrow shape " for furnace chamber, length direction uniform blanking must be ensured as far as possible.
Utility model content
The purpose of this utility model is that to overcome existing discharge way discharging flow wayward, can not realize the problem being with material to close.
For this reason, the utility model provides a kind of reduction furnace bottom discharge device, comprises control valve and is arranged on the hopper regulating lower end; Described control valve comprises control valve housing, splits valve plate for a pair, two cranks, one, two connecting rods one, driving mechanism one and two crankshafts one, described two crankshafts one are connected to control valve housing both sides side by side, described driving mechanism one is by connecting rod one and crank one connecting crank rotating shaft one, two crankshafts one are respectively driven by one group of connecting rod one and crank one and relatively rotate, every root crankshaft one connects one and splits valve plate, crankshaft one rotating drive splits valve plate opening and closing.
As a kind of preferred embodiment, described hopper lower end connects seal valve, sealing valve comprises seal valve housing, sealing plate, connecting rod two and balancing weight, described sealing plate and balancing weight are separately positioned on the both ends of connecting rod two, with seal valve housing hinge in the middle part of described connecting rod two, sealing plate and seal valve housing bottom are tightly connected.
Further, connecting valve valve between above-mentioned hopper and seal valve, this switch valve comprises switch valve housing, fan-shaped valve plate, crank two, driving mechanism two and crankshaft two, described crankshaft two two ends are connected to switch valve housing both sides, described driving mechanism two is by crank two connecting crank rotating shaft two, fan-shaped valve plate two ends are connected with crankshaft two two ends, the fan-shaped valve plate opening and closing of crankshaft two rotating drive.
Further, the longitudinal section of above-mentioned hopper is up big and down small inverted trapezoidal structure.
Further, the hopper shell top of above-mentioned hopper connects upper flange two, and control valve housing bottom connects lower flange one, carries out Flange joint between hopper shell and control valve housing by upper flange two and lower flange one; The bottom of the hopper shell of described hopper connects lower flange two, and switch valve case top connects upper flange three, carries out Flange joint between hopper shell and switch valve housing by lower flange two and upper flange three; Switch valve housing bottom connects lower flange three, and seal valve case top connects upper flange four, carries out Flange joint between switch valve housing and seal valve housing by lower flange three and upper flange four.
Further, above-mentioned splitting on valve plate and fan-shaped valve plate is equipped with abrasion-proof backing block.
Further, above-mentioned crankshaft one and crankshaft two are equipped with movable sealing structure.
Further, above-mentioned driving mechanism one and driving mechanism two are hydraulic cylinder, and driving mechanism one and driving mechanism two are separately positioned on the outside of control valve housing and switch valve housing.
Compared with prior art, the beneficial effects of the utility model:
(1) this reduction furnace bottom discharge device that the utility model provides splits the aperture of valve plate by control, realize stream adjustable at any time, and whole reduction furnace bottom lengths direction all has the opening of same width, uniform blanking, charge level in reduction furnace can be realized more flat.
(2) this reduction furnace bottom discharge device that provides of the utility model is when closing material, splitting valve plate and can turn off material at any time in blanking process due to control valve, even if having minority material to be stuck in two pieces split valve plate closing face, cause fitting badly, the material of leakage thoroughly can be cut off by switch valve, both achieved " band material closes ", and prevented again the sealing surface of seal valve from accumulating material, avoid and damage seal valve or poorly sealed problem.
(3) this reduction furnace bottom discharge device that the utility model provides is assembled by several critical piece, and conveniently, power consumption is few, and cost is low for dismounting, replacing, repair and maintenance.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the front view that the utility model reduction furnace bottom discharge device is in closed condition.
Fig. 2 is the front view that the utility model reduction furnace bottom discharge device is in opening.
Fig. 3 is the left view that the utility model reduction furnace bottom discharge device is in closed condition.
Description of reference numerals: 1, control valve; 2, hopper; 3, switch valve; 4, seal valve; 11, upper flange one; 12, control valve housing; 13, valve plate is split; 14, crank one; 15, lower flange one; 16, connecting rod one; 17, driving mechanism one; 18, crankshaft one; 21, upper flange two; 22, hopper shell; 23, lower flange two; 31, upper flange three; 32, switch valve housing; 33, fan-shaped valve plate; 34, crank two; 35, driving mechanism two; 36, lower flange three; 37, crankshaft two; 41, upper flange four; 42, seal valve housing; 43, sealing plate; 44, connecting rod two; 45, balancing weight.
Detailed description of the invention
Embodiment 1:
Wayward in order to overcome existing discharge way discharging flow, the problem being with material to close can not be realized, present embodiments provide a kind of reduction furnace bottom discharge device as shown in Figure 1, Figure 2 and Figure 3, comprise control valve 1 and be arranged on the hopper 2 regulating lower end, described control valve 1 comprises control valve housing 12, split valve plate 13 for a pair, two cranks 1, two connecting rods 1, driving mechanism 1 and two crankshafts 1, described two crankshafts 1 are connected to control valve housing 12 both sides side by side, described driving mechanism 1 is by connecting rod 1 and crank 1 connecting crank rotating shaft 1, two crankshafts 1 are respectively driven by one group of connecting rod 1 and crank 1 and relatively rotate, every root crankshaft 1 connects one and splits valve plate 13, crankshaft 1 rotating drive splits valve plate 13 opening and closing, the opening of control valve 1 is made to be positioned in the middle of feed opening, charge level segregation is little.
Wherein, what control valve 1 adopted splits sector structure, and top material gravity is born by crankshaft 1, and driving mechanism one 17 need overcome the frictional force of splitting when valve plate 13 moves, and driving force is little; And when splitting valve plate 13 and closing, driving mechanism 1 needs to provide extra power hardly, save energy consumption, safely, reliably.In addition, when control valve 1 split valve plate 13 stream lateral wearing time, split valve plate 13 aperture compensate by turning down, extend service life of equipment.
The method for removing iron of this reduction furnace bottom discharge device specifically comprises following process: first, and control valve housing 12 top is connected upper flange 1, and this upper flange 1 connects bottom reduction furnace; Then, when reduction furnace discharging, the driving mechanism 1 of control valve 1 is stretched out, drive link 1 and crank 1 make two crankshafts 1 relatively rotate, thus make to split valve plate 13 and open, control the aperture of splitting valve plate 13 by driving mechanism 1 extension elongation, material from top to bottom evenly flows out in this device for discharging; Finally, when reduction furnace closes material, retracted by driving mechanism 1, split valve plate 13 and close, control valve 1 aperture is closed to minimum.
Embodiment 2:
On the basis of embodiment 1, in order to improve the sealing of this reduction furnace bottom discharge device, present embodiments providing a kind of reduction furnace bottom discharge device, comprising the control valve 1, hopper 2, switch valve 3 and the seal valve 4 that connect successively from top to bottom; Described control valve 1 comprises control valve housing 12, splits valve plate 13, crank 1, connecting rod 1, driving mechanism 1 and crankshaft 1, described crankshaft 1 is connected to control valve housing 12 both sides, described driving mechanism 1 is by connecting rod 1 and crank 1 connecting crank rotating shaft 1, split valve plate 13 two ends to be connected with crankshaft 1 two ends, crankshaft 1 rotating drive splits valve plate 13 opening and closing; Described switch valve 3 comprises switch valve housing 32, fan-shaped valve plate 33, crank 2 34, driving mechanism 2 35 and crankshaft 2 37, described crankshaft 2 37 two ends are connected on the interior plate of switch valve housing 32 both sides, described driving mechanism 2 35 is by crank 2 34 connecting crank rotating shaft 2 37, fan-shaped valve plate 33 two ends are connected with crankshaft 2 37 two ends, the opening and closing of crankshaft 2 37 rotating drive fan-shaped valve plate 33; Described seal valve 4 comprises seal valve housing 42, sealing plate 43, connecting rod 2 44 and balancing weight 45, described sealing plate 43 and balancing weight 45 are separately positioned on the both ends of connecting rod 2 44, hinged with seal valve housing 42 in the middle part of described connecting rod 2 44, sealing plate 43 is connected with seal valve housing 42 sealed bottom.
The discharge method of this reduction furnace bottom discharge device, detailed process is as follows:
First, control valve housing 12 top is connected upper flange 1, this upper flange 1 connects bottom reduction furnace.During reduction furnace discharging, lifted by the balancing weight 45 of seal valve 4, sealing plate 43 falls, and opens bottom seal valve 4; Then, stretched out by the driving mechanism 2 35 of switch valve 3, driving crank 2 34 makes crankshaft 2 37 rotate, thus fan-shaped valve plate 33 is outwarded winding; Finally, stretched out by the driving mechanism 1 of control valve 1, drive link 1 and crank 1 make crankshaft 1 rotate, thus make to split valve plate 13 and open, and control the aperture of splitting valve plate 13 by driving mechanism 1 extension elongation; Material from top to bottom evenly flows out in this device for discharging.
When reduction furnace closes material, first retracted by driving mechanism 1, split valve plate 13 and close, control valve 1 aperture is closed to minimum; Then, retracted by driving mechanism 2 35, fan-shaped valve plate 33 cycle is closed; Finally, transferred by balancing weight 45, sealing plate 43 gos up feed opening to seal valve 4, and feed opening seals by sealing plate 43, by the deadweight automatic impaction sealing plate 43 of balancing weight 45, seals simple and reliable.
This reduction furnace bottom discharge device that the present embodiment provides is assembled by several critical piece, and conveniently, power consumption is few, and cost is low for dismounting, replacing, repair and maintenance; By controlling the aperture of splitting valve plate, realizing stream adjustable at any time, and all there is the opening of same width in whole reduction furnace bottom lengths direction, uniform blanking, charge level in reduction furnace can be realized more flat; Simultaneously, when closing material, splitting valve plate and can turn off material at any time in blanking process due to control valve, even if having minority material to be stuck in two pieces split valve plate closing face, cause fitting badly, thoroughly can be cut off the material of leakage by switch valve, both achieved " band material closes ", prevent again the sealing surface of seal valve from accumulating material, avoid and damage seal valve or poorly sealed problem.
Embodiment 3:
On the basis of embodiment 1, as one preferred embodiment, the longitudinal section of described hopper 2 is up big and down small inverted trapezoidal structure, by " long narrow shape " material of existing hopper 2 is made a slip of the tongue and crossed as more regular interface, makes the simplicity of design of lower switches valve 3 and seal valve 4, structure reliable.
In addition, for the ease of reduction furnace, control valve 1, hopper 2, dismounting between switch valve 3 and seal valve 4, change conveniently, hopper shell 22 top connects upper flange 2 21, connect lower flange 1 bottom control valve housing 12, between hopper shell 22 and control valve housing 12, carry out Flange joint by upper flange 2 21 and lower flange 1.The bottom of hopper shell 22 connects lower flange 2 23, and switch valve housing 32 top connects upper flange 3 31, carries out Flange joint between hopper shell 22 and switch valve housing 32 by lower flange 2 23 and upper flange 3 31.Connect lower flange 3 36 bottom switch valve housing 32, seal valve housing 42 top connects upper flange 4 41, carries out Flange joint between switch valve housing 32 and seal valve housing 42 by lower flange 3 36 and upper flange 4 41.
Meanwhile, above-mentioned adpting flange is all furnished with sealing gasket; Crankshaft 1 and crankshaft 2 37 are equipped with movable sealing structure, realize the sealing completely in off status of this reduction furnace bottom discharge device, prevent toxic and harmful from leaking.
And above-mentioned splitting on valve plate 13 and fan-shaped valve plate 33 is equipped with abrasion-proof backing block, extend the service life of splitting valve plate 13 and fan-shaped valve plate 33, when may wear to a certain degree, only need change liner plate, valve plate reuses, simple, economical, cost-saving.
For the ease of inspection and maintenance, described driving mechanism 1 and driving mechanism 2 35 all can adopt hydraulic cylinder, and driving mechanism 1 and driving mechanism 2 35 are separately positioned on the outside of control valve housing 12 and switch valve housing 32.
In sum, this reduction furnace bottom discharge apparatus structure that the utility model provides is simple, easy to operate, overcome discharging flow in existing discharge way wayward, the defect being with material to close can not be realized, meanwhile, effectively can ensure sealing and the uniform blanking of this device for discharging.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection domain of the present utility model with the same or analogous design of the utility model.
Claims (8)
1. a reduction furnace bottom discharge device, is characterized in that: comprise control valve (1) and be arranged on the hopper (2) regulating lower end;
Described control valve (1) comprises control valve housing (12), split valve plate (13) for a pair, two cranks one (14), two connecting rods one (16), driving mechanism one (17) and two crankshafts one (18), described two crankshafts one (18) are connected to control valve housing (12) both sides side by side, described driving mechanism one (17) is by connecting rod one (16) and crank one (14) connecting crank rotating shaft one (18), two crankshafts one (18) are respectively driven by one group of connecting rod one (16) and crank one (14) and relatively rotate, valve plate (13) is split in the upper connection one of every root crankshaft one (18), crankshaft one (18) rotating drive splits valve plate (13) opening and closing.
2. reduction furnace bottom discharge device as claimed in claim 1, it is characterized in that: described hopper (2) lower end connects seal valve (4), sealing valve (4) comprises seal valve housing (42), sealing plate (43), connecting rod two (44) and balancing weight (45), described sealing plate (43) and balancing weight (45) are separately positioned on the both ends of connecting rod two (44), described connecting rod two (44) middle part is hinged with seal valve housing (42), and sealing plate (43) is connected with seal valve housing (42) sealed bottom.
3. reduction furnace bottom discharge device as claimed in claim 2, it is characterized in that: connecting valve valve (3) between described hopper (2) and seal valve (4), this switch valve (3) comprises switch valve housing (32), fan-shaped valve plate (33), crank two (34), driving mechanism two (35) and crankshaft two (37), described crankshaft two (37) two ends are connected to switch valve housing (32) both sides, described driving mechanism two (35) is by crank two (34) connecting crank rotating shaft two (37), fan-shaped valve plate (33) two ends are connected with crankshaft two (37) two ends, fan-shaped valve plate (33) opening and closing of crankshaft two (37) rotating drive.
4. the reduction furnace bottom discharge device as described in claim 1 or 2 or 3, is characterized in that: the longitudinal section of described hopper (2) is up big and down small inverted trapezoidal structure.
5. reduction furnace bottom discharge device as claimed in claim 3, it is characterized in that: hopper shell (22) top of described hopper (2) connects upper flange two (21), control valve housing (12) bottom connects lower flange one (15), carries out Flange joint between hopper shell (22) and control valve housing (12) by upper flange two (21) and lower flange one (15); The bottom of the hopper shell (22) of described hopper (2) connects lower flange two (23), switch valve housing (32) top connects upper flange three (31), carries out Flange joint between hopper shell (22) and switch valve housing (32) by lower flange two (23) and upper flange three (31); Switch valve housing (32) bottom connects lower flange three (36), seal valve housing (42) top connects upper flange four (41), carries out Flange joint between switch valve housing (32) and seal valve housing (42) by lower flange three (36) and upper flange four (41).
6. reduction furnace bottom discharge device as claimed in claim 3, is characterized in that: described in split on valve plate (13) and fan-shaped valve plate (33) and be equipped with abrasion-proof backing block.
7. reduction furnace bottom discharge device as claimed in claim 3, is characterized in that: described crankshaft one (18) and crankshaft two (37) are equipped with movable sealing structure.
8. reduction furnace bottom discharge device as claimed in claim 3, it is characterized in that: described driving mechanism one (17) and driving mechanism two (35) are hydraulic cylinder, driving mechanism one (17) and driving mechanism two (35) are separately positioned on the outside of control valve housing (12) and switch valve housing (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520944577.8U CN205175131U (en) | 2015-11-24 | 2015-11-24 | Reducing furnace bottom discharge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520944577.8U CN205175131U (en) | 2015-11-24 | 2015-11-24 | Reducing furnace bottom discharge apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN205175131U true CN205175131U (en) | 2016-04-20 |
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ID=55739114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520944577.8U Withdrawn - After Issue CN205175131U (en) | 2015-11-24 | 2015-11-24 | Reducing furnace bottom discharge apparatus |
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| Country | Link |
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| CN (1) | CN205175131U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423759A (en) * | 2015-11-24 | 2016-03-23 | 中冶南方工程技术有限公司 | Bottom discharging device for reduction furnace and discharging method of bottom discharging device |
| CN106894034A (en) * | 2017-04-09 | 2017-06-27 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| WO2021097907A1 (en) * | 2019-11-18 | 2021-05-27 | 倪程凯 | Aging furnace for die steel production |
-
2015
- 2015-11-24 CN CN201520944577.8U patent/CN205175131U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423759A (en) * | 2015-11-24 | 2016-03-23 | 中冶南方工程技术有限公司 | Bottom discharging device for reduction furnace and discharging method of bottom discharging device |
| CN105423759B (en) * | 2015-11-24 | 2017-10-13 | 中冶南方工程技术有限公司 | A kind of reduction furnace bottom discharge device and its discharge method |
| CN106894034A (en) * | 2017-04-09 | 2017-06-27 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| CN106894034B (en) * | 2017-04-09 | 2018-12-04 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| WO2021097907A1 (en) * | 2019-11-18 | 2021-05-27 | 倪程凯 | Aging furnace for die steel production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20171013 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20171013 |