CN204961994U - Blast furnace baiting valve - Google Patents
Blast furnace baiting valve Download PDFInfo
- Publication number
- CN204961994U CN204961994U CN201520765077.8U CN201520765077U CN204961994U CN 204961994 U CN204961994 U CN 204961994U CN 201520765077 U CN201520765077 U CN 201520765077U CN 204961994 U CN204961994 U CN 204961994U
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- CN
- China
- Prior art keywords
- valve plate
- blast furnace
- connecting rod
- hydraulic cylinder
- link rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Furnace Charging Or Discharging (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a blast furnace baiting valve for control opening and closing of blast furnace interior blowing funnel (11), including link means (2) and drive arrangement (3), drive arrangement (3) drive link meanss (2) motion, blowing funnel (11) opening part in the blast furnace is provided with first valve plate (41) and second valve plate (42), link means (2) link to each other with first valve plate (41) and second valve plate (42), and can drive first valve plate (41) and second valve plate (42) separation and contact under the drive of drive arrangement (3), in order to realize opening and closing of blowing funnel (11). The utility model discloses a blast furnace baiting valve, the device driver configuration optimization design, the valve plate about opening reduces by one set of movive seal by two sets of four -bar linkage of same link rod drive, has improved the performance, the structure is retrencied, has reduced the diameter of device, has alleviateed weight, low in manufacturing cost, adopt proximity switch to send out news control valve plate, use reliably.
Description
Technical field
The utility model relates to a kind of emptying device, particularly relates to a kind of blast furnace discharging valve.
Background technique
At present, in domestic many blast furnace projects, bell-less top equipment discharging valve, also referred to as upper joint, originally traditional designing apparatus complex structure, size and weight larger.
As depicted in figs. 1 and 2, the axle system assembling of the discharging valve of existing apparatus is complicated, diameter is large, part is many, heavier, and amount of machining is large, and the valve plate opening left and right is driven by a set of parallel four-bar linkage and a set of reverse quadratic crank mechanism, need twice motive sealing just can seal, increase the difficulty of sealing.
Model utility content
The purpose of this utility model is to provide a kind of structure to simplify, control reliable blast furnace discharging valve.
For achieving the above object, the concrete technological scheme of a kind of blast furnace discharging valve of the present utility model is:
A kind of blast furnace discharging valve, for controlling the open and close of the blowing funnel in blast furnace, comprise connecting rod means and drive unit, drive unit drive linkage is moved, blowing funnel openings place in blast furnace is provided with the first valve plate and the second valve plate, connecting rod means is connected with the second valve plate with the first valve plate, and the first valve plate can be driven under the driving of drive unit to be separated with the second valve plate and to contact, to realize the open and close of blowing funnel.
Further, be provided with oil hydraulic cylinder in drive unit, oil hydraulic cylinder is connected with rocking arm by bearing pin, and rocking arm is connected with connecting rod means by running shaft, and Hydraulic Cylinder rocking arm is rotated by running shaft drivening rod device.
Further, oil-feed in the rod chamber of oil hydraulic cylinder, the beam hanger of oil hydraulic cylinder promotes rocking arm and rotates forward running shaft, and running shaft drives the first valve plate to contact with the second valve plate by connecting rod means, closes to make blowing funnel.
Further, oil-feed in the rodless cavity of oil hydraulic cylinder, the beam hanger of oil hydraulic cylinder pulls rocking arm to rotate backward running shaft, and running shaft drives the first valve plate to be separated with the second valve plate by connecting rod means, opens to make blowing funnel.
Further, connecting rod means comprises first connecting rod mechanism and second connecting rod mechanism, and first connecting rod mechanism and second connecting rod mechanism are all connected with drive unit by the 3rd link rod.
Further, the 3rd link rod is V-shape, and middle flex point place and the running shaft of V-shape the 3rd link rod are pivotally connected.
Further, first connecting rod mechanism comprises the first link rod and first and cranks arm, one end of first connecting rod is connected with one end of V-shape the 3rd link rod, the other end and first of first connecting rod is cranked arm and is connected, second connecting rod mechanism comprises the second link rod and second and cranks arm, one end of second connecting rod is connected with the other end of V-shape the 3rd link rod, and the other end and second of second connecting rod is cranked arm and is connected, and running shaft rotates the 3rd link rod and drives first to crank arm respectively by the first link rod and the second link rod and second to crank arm rotation.
Further, first one end of cranking arm is connected with the first link rod, the other end is connected with the first valve plate, promote the first link rod by first crank arm drive first valve plate rotate, second one end of cranking arm is connected with the second link rod, the other end is connected with the second valve plate, promote the second link rod by second crank arm drive second valve plate rotate.
Further, first crank arm to crank arm with second and be coaxially arranged on stationary axle.
Further, the casing of blast furnace is provided with signal transmitter, comprise the first proximity switch for responding to bearing pin between oil hydraulic cylinder and rocking arm and the second proximity switch, Driven by Hydraulic Cylinder bearing pin moves to and overlaps with the first proximity switch, first proximity switch sender, Driven by Hydraulic Cylinder bearing pin moves to and overlaps with the second proximity switch, the second proximity switch sender.
The advantage of blast furnace discharging valve of the present utility model is:
1) device drives Optimal Structure Designing, the valve plate opening left and right overlaps quadratic crank mechanism by same drive links two, reduces a set of motive sealing, reduces the cost of sealing, improve performance;
2) funnel casting circular groove, forms storing space, material abrasive material when realizing blanking, increases funnel working life;
3) structure is simplified, and reduces the diameter of device, alleviates weight, low cost of manufacture;
4) adopt proximity switch sender to control valve plate, use reliable;
5) safeguard convenient.
Accompanying drawing explanation
Fig. 1 is the structural drawing of existing discharging valve;
Fig. 2 is the sectional view of existing discharging valve;
Fig. 3 is the structural representation of blast furnace discharging valve of the present utility model;
Fig. 4 is left view and the sectional view of blast furnace discharging valve of the present utility model;
Fig. 5 is the schematic diagram of the open mode of blast furnace discharging valve of the present utility model;
Fig. 6 is the schematic diagram of the closed condition of blast furnace discharging valve of the present utility model;
Fig. 7 is the structural representation of the signal transmitter in the utility model.
Embodiment
In order to better understand the purpose of this utility model, structure and function, below in conjunction with accompanying drawing, further detailed description is done to a kind of blast furnace discharging valve of the present utility model.
As shown in Fig. 3 to Fig. 7, it shows for a kind of blast furnace discharging valve of the present utility model, for controlling the open and close of blowing funnel 11 opening in blast furnace, sleeve 12 is provided with in blast furnace 1, blowing funnel 11 is fixed on the casing 1 of blast furnace by sleeve 12, blast furnace discharging valve comprises connecting rod means 2 and drive unit 3, drive unit 3 drive linkage 2 is moved, blowing funnel 11 opening in blast furnace is provided with the first valve plate 41 and the second valve plate 42, connecting rod means 2 is connected with the second valve plate 42 with the first valve plate 41, and under the driving of drive unit 3, the first valve plate 41 and the second valve plate 42 can be driven mutually to motion in the other direction by connecting rod means 2, be separated from each other between valve plate, the opening of blowing funnel 11 is opened, between valve plate, close to each other moving to contacts, the opening of blowing funnel 11 is closed, to realize blowing or the storing of blowing funnel 11.It should be noted, in the utility model, blowing funnel 11 groove ringwise in blast furnace 1, is formed with storing space, when transferring material, can realize expecting abrasive material, increasing the working life of funnel.
Further, as shown in Figure 4, be provided with oil hydraulic cylinder 31 in drive unit 3, oil hydraulic cylinder 31 is connected with rocking arm 33 by bearing pin 32, and rocking arm 33 is connected with connecting rod means 2 by running shaft 34, and oil hydraulic cylinder 31 is promoted rocking arm 33 and rotated by running shaft 34 drivening rod device 2.
Further, as shown in Figure 5, in oil hydraulic cylinder 31 in rod chamber during oil-feed, the beam hanger of oil hydraulic cylinder 31 promotes rocking arm 33 and rotates forward running shaft 34, running shaft 34 drives the first valve plate 41 and the second valve plate 42 all inwardly to move by connecting rod means 2, first valve plate 41 is close to each other to contacting with the second valve plate 42, and to make the opening of blowing funnel 11 close, the center line of valve plate and vertical plane can in 18 °.As shown in Figure 6, in oil hydraulic cylinder 31 in rodless cavity during oil-feed, the beam hanger of oil hydraulic cylinder 31 pulls rocking arm 33 to rotate backward running shaft 34, running shaft 34 drives the first valve plate 41 and the second valve plate 41 all outwards to move by connecting rod means 2, first valve plate 41 and the second valve plate 41 are separated from each other, to make blowing funnel 11 open, the center line of valve plate and vertical plane can in 54 °.
Further, as shown in Figure 3 and Figure 4, connecting rod means 2 comprises first connecting rod mechanism 21 and second connecting rod mechanism 22, and first connecting rod mechanism 21 and second connecting rod mechanism 22 are all connected with drive unit 3 by the 3rd link rod 23.Wherein, the 3rd link rod 23 is in V-shape, and middle flex point place and the running shaft 34 of V-shape the 3rd link rod 23 are pivotally connected, and V-shape the 3rd link rod 23 is connected with drive unit 3 by running shaft 34.
Further, first connecting rod mechanism 21 comprises the first link rod 211 and first and cranks arm 212, one end of first connecting rod 211 is connected with one end of V-shape the 3rd link rod 23, the other end and first of first connecting rod 211 is cranked arm and 212 to be connected, second connecting rod mechanism 22 comprises the second link rod 221 and second and cranks arm 222, one end of second connecting rod 221 is connected with the other end of V-shape the 3rd link rod 23, the other end and second of second connecting rod 221 is cranked arm and 222 to be connected, running shaft 23 rotates the 3rd link rod 23 and drives first to crank arm respectively by the first link rod 211 and the second link rod 221 212 and second to crank arm 222 rotations.
Further, first crank arm 212 one end be connected with the first link rod 211, the other end is connected with the first valve plate 41, promote the first link rod 211 to be rotated by the first 212 drive first valve plates 41 of cranking arm, second crank arm 222 one end be connected with the second link rod 221, the other end is connected with the second valve plate 41, promotes the second link rod 221 and is rotated by the second 222 drive second valve plates 41 of cranking arm.Wherein, first cranks arm 212 and second cranks arm on 222 stationary axle 13 be coaxially arranged on blast furnace casing 1, and first cranks arm 212 and second cranks arm 222 by stationary axle 13 synchronous axial system.
Further, as shown in Figure 7, the casing 1 of blast furnace is provided with signal transmitter 5, comprise the first proximity switch 51 and the second proximity switch 52 for responding to bearing pin 32 between oil hydraulic cylinder 31 and rocking arm 33, when having oil in oil hydraulic cylinder 31 in rod chamber, the beam hanger of oil hydraulic cylinder 31 promotes rocking arm 33 and moves, drive bearing pin 32 to move to overlap with the first proximity switch 51, first proximity switch 51 sender, the first valve plate 41 and the second valve plate 42 contact, and close blowing funnel 11; When in oil hydraulic cylinder 31, rodless cavity has oil, oil hydraulic cylinder 31 promotes rocking arm 33 and moves, and drive bearing pin 32 to move to and overlap with the second proximity switch 52, the second proximity switch 52 sender, the first valve plate 41 and the second valve plate 42 are separated, and open blowing funnel 11.Valve plate, by signal transmitter 5 sender, uses more reliable.In addition, the first proximity switch 51 and the second proximity switch 52 are arranged on proximity switch support 53, and signal transmitter 5 is fixed on the casing of blast furnace 1 by proximity switch support 53.
A kind of blast furnace discharging valve of the present utility model, device drives Optimal Structure Designing, the valve plate opening left and right overlaps quadratic crank mechanism by same drive links two, reduces a set of motive sealing, reduces the cost of sealing, improve performance; Funnel casting circular groove, forms storing space, material abrasive material when realizing blanking, increases funnel working life; Structure is simplified, and reduces the diameter of device, alleviates weight, low cost of manufacture; Adopt proximity switch sender to control valve plate, use reliable; Safeguard convenient.
By specific embodiment, the utility model is further described above; but it should be understood that; here concrete description; should not be construed as the restriction to essence of the present utility model and scope; one of ordinary skilled in the art to the various amendments that above-described embodiment is made, belongs to the scope that the utility model is protected after reading this specification.
Claims (10)
1. a blast furnace discharging valve, for controlling the open and close of the blowing funnel (11) in blast furnace, it is characterized in that, comprise connecting rod means (2) and drive unit (3), drive unit (3) drive linkage (2) is moved, blowing funnel (11) opening in blast furnace is provided with the first valve plate (41) and the second valve plate (42), connecting rod means (2) is connected with the second valve plate (42) with the first valve plate (41), and can be separated with the second valve plate (42) and contact by drive first valve plate (41) under the driving of drive unit (3), to realize the open and close of blowing funnel (11).
2. blast furnace discharging valve according to claim 1, it is characterized in that, oil hydraulic cylinder (31) is provided with in drive unit (3), oil hydraulic cylinder (31) is connected with rocking arm (33) by bearing pin (32); rocking arm (33) is connected with connecting rod means (2) by running shaft (34), and oil hydraulic cylinder (31) is promoted rocking arm (33) and rotated by running shaft (34) drivening rod device (2).
3. blast furnace discharging valve according to claim 2, it is characterized in that, oil-feed in the rod chamber of oil hydraulic cylinder (31), the beam hanger of oil hydraulic cylinder promotes rocking arm (33) and rotates forward running shaft (34), running shaft (34) drives the first valve plate (41) to contact with the second valve plate (42) by connecting rod means (2), closes to make blowing funnel (11).
4. blast furnace discharging valve according to claim 3, it is characterized in that, oil-feed in the rodless cavity of oil hydraulic cylinder (31), the beam hanger of oil hydraulic cylinder pulls rocking arm (33) to rotate backward running shaft (34), running shaft (34) drives the first valve plate (41) to be separated with the second valve plate (41) by connecting rod means (2), opens to make blowing funnel (11).
5. the blast furnace discharging valve according to claim 1 or 4, it is characterized in that, connecting rod means (2) comprises first connecting rod mechanism (21) and second connecting rod mechanism (22), and first connecting rod mechanism (21) and second connecting rod mechanism (22) are all connected with drive unit (3) by the 3rd link rod (23).
6. blast furnace discharging valve according to claim 5, is characterized in that, the 3rd link rod (23) is in V-shape, and middle flex point place and the running shaft (34) of V-shape the 3rd link rod (23) are pivotally connected.
7. blast furnace discharging valve according to claim 6, it is characterized in that, first connecting rod mechanism (21) comprises the first link rod (211) and first and cranks arm (212), one end of first connecting rod (211) is connected with one end of V-shape the 3rd link rod (23), the other end of first connecting rod (211) crank arm with first (212) be connected, second connecting rod mechanism (22) comprises the second link rod (221) and second and cranks arm (222), one end of second connecting rod (221) is connected with the other end of V-shape the 3rd link rod (23), the other end of second connecting rod (221) crank arm with second (222) be connected, running shaft (34) rotates the 3rd link rod (23) and drives first to crank arm (212) respectively by the first link rod (211) and the second link rod (221) and second to crank arm (222) rotation.
8. the blast furnace discharging valve according to claim 1 or 7, it is characterized in that, first one end of cranking arm (212) is connected with the first link rod (211), the other end is connected with the first valve plate (41), promote the first link rod (211) by first crank arm (212) drive the first valve plate (41) to rotate, second one end of cranking arm (222) is connected with the second link rod (221), the other end is connected with the second valve plate (41), promote the second link rod (221) by second crank arm (222) drive the second valve plate (41) to rotate.
9. blast furnace discharging valve according to claim 8, is characterized in that, first crank arm (212) and second crank arm (222) be coaxially arranged on stationary axle (13).
10. blast furnace discharging valve according to claim 2, it is characterized in that, the casing (1) of blast furnace is provided with signal transmitter (5), comprise the first proximity switch (51) for responding to bearing pin (32) between oil hydraulic cylinder (31) and rocking arm (33) and the second proximity switch (52), oil hydraulic cylinder (31) drives bearing pin (32) to move to and overlaps with the first proximity switch (51), first proximity switch (51) sender, oil hydraulic cylinder (31) drives bearing pin (32) to move to and overlaps with the second proximity switch (52), second proximity switch (52) sender.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765077.8U CN204961994U (en) | 2015-09-29 | 2015-09-29 | Blast furnace baiting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765077.8U CN204961994U (en) | 2015-09-29 | 2015-09-29 | Blast furnace baiting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204961994U true CN204961994U (en) | 2016-01-13 |
Family
ID=55057063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520765077.8U Expired - Fee Related CN204961994U (en) | 2015-09-29 | 2015-09-29 | Blast furnace baiting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204961994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388827A (en) * | 2017-07-31 | 2017-11-24 | 成都中机盈科科技有限公司 | A kind of pneumatic blowdown valve |
-
2015
- 2015-09-29 CN CN201520765077.8U patent/CN204961994U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388827A (en) * | 2017-07-31 | 2017-11-24 | 成都中机盈科科技有限公司 | A kind of pneumatic blowdown valve |
| CN107388827B (en) * | 2017-07-31 | 2018-12-04 | 泉州宏恩工程有限公司 | A kind of pneumatic blowdown valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20210929 |