CN204803338U - Close -coupled blowing funnel - Google Patents
Close -coupled blowing funnel Download PDFInfo
- Publication number
- CN204803338U CN204803338U CN201520479186.3U CN201520479186U CN204803338U CN 204803338 U CN204803338 U CN 204803338U CN 201520479186 U CN201520479186 U CN 201520479186U CN 204803338 U CN204803338 U CN 204803338U
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- funnel
- pull bar
- valve plate
- blowing funnel
- compact
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Abstract
The utility model discloses a close -coupled blowing funnel. This close -coupled blowing funnel includes funnel casing (1), install support (2) in funnel casing pan feeding mouth department, be located disk seat (3) of funnel casing discharge gate department, realize sealed valve plate (4) with disk seat (3) cooperation, pull rod (5) that one end links to each other with valve plate (4), and valve plate actuating mechanism (6) that link to each other with pull rod (5) the other end, wherein, support (2) are injectd pull rod (5) and follow pull rod (5) extending direction reciprocating motion under the drives of valve plate actuating mechanism (6). This kind of close -coupled blowing funnel structure is compacter, equipment is simple reliable, weight is lighter, can satisfy blast furnace ironmaking's technological requirement completely.
Description
Technical field
The utility model relates to the blowing funnel of a kind of hopper and baiting valve combination formation, particularly relates to a kind of blowing funnel of compact construction.
Background technology
Blast furnace non-top bell top charging equipment, its composition is generally from top to bottom: hopper, baiting valve, upper sealing valve, batch can, throttling valve, lower sealing valve, FlexbleJoint, distributor, lip ring.In recent years by building height limit and often restriction requirement proposed to the total height of equipment with no charging bell at furnace top of blast furnace, especially bell furnace top changes the project of bell-less BF tep, and existing bell-less top equipment cannot realize the perfect adaptation of height and structure.
An example of existing hopper as shown in Figure 1, hopper volume 16m
3, height overall 3080mm, heavily about 16.5t.This equipment is old name for the Arabian countries in the Middle East's ground circle structure, and bottom is connected with baiting valve, and the oblong openings on top is used for the supplied materials of acceptance two trucks, inside installation abrasion-proof backing block.As shown in Figure 2, the baiting valve latus rectum of this hopper bottom is 680mm to the internal structure of the existing hopper shown in Fig. 1, and height overall is 1310mm, and weight is about 4.6t.The baiting valve complicated structure of existing hopper inside, valve plate driving mechanism is made up of two cover four-bar mechanisms, and the near symmetrical that can only realize valve plate is opened, and shafting components is numerous and diverse, and requirement on machining accuracy is high.
In sum, need to improve from aspects such as structure designs existing hopper and baiting valve.
Summary of the invention
The technical problems to be solved in the utility model proposes a kind of compact blowing funnel being carried out drive valve plate by a hydro-cylinder Linear transmission.，
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of compact blowing funnel is provided.This compact blowing funnel comprises funnel housing, is positioned at the valve seat of funnel housing discharge outlet, coordinates the valve plate realizing sealing with valve seat, the valve plate driving mechanism that this compact blowing funnel also comprises the support being arranged on funnel housing feeding mouth place, pull bar that one end is connected with valve plate and is connected with the pull bar the other end, wherein, support limits pull bar under the driving of valve plate driving mechanism along the to-and-fro movement of pull bar bearing of trend.
For above-mentioned compact blowing funnel, the main body of valve plate driving mechanism is hydro-cylinder, and valve plate driving mechanism comprises hydraulic cylinder, the hydro-cylinder bearing of the side in funnel enclosure interior chamber and one end are inserted in the hydraulic cylinder rod in hydraulic cylinder and hydro-cylinder bearing dorsad hydraulic cylinder to be supported on support.
For above-mentioned compact blowing funnel, hydraulic cylinder rod is connected with pull bar one end away from valve plate away from one end of hydro-cylinder bearing, and the end that hydraulic cylinder rod is connected with pull bar is provided with hydraulic cylinder rod homalocephalus, and the end that pull bar is connected with hydraulic cylinder rod is provided with pull bar homalocephalus.
For above-mentioned compact blowing funnel, this blowing funnel also comprises signal transmitter.
For above-mentioned compact blowing funnel, the proximity switch tablet that this signal transmitter comprises the first proximity switch being located at first position on hydro-cylinder bearing, the second proximity switch being located at second position on hydro-cylinder bearing and is located on pull bar homalocephalus.
For above-mentioned compact blowing funnel, this blowing funnel also comprises process concatenation controller, can receive the report of the current on off state of blowing funnel that signal transmitter sends.
For above-mentioned compact blowing funnel, pull bar is nested with anti-wearing liner and anti-wearing liner is fixed on pull bar periphery by the pressing plate at top near the part of valve plate.
For above-mentioned compact blowing funnel, the center of support has through hole, is full of lubricating grease and is provided with orienting sleeve and oil sealing in the through hole of support, and pull bar is immersed in lubricating grease also through orienting sleeve and oil sealing through the part of through hole.
For above-mentioned compact blowing funnel, funnel housing sidewall inner surface is provided with abrasion-proof backing block.
Above-mentioned compact blowing funnel also comprises the FlexbleJoint of the discharge outlet being fixed on funnel housing, and ringwise, valve seat is arranged on FlexbleJoint preglabellar field FlexbleJoint.
Compared with prior art, the advantage that technical solutions of the utility model are main is as follows:
1) existing hopper and baiting valve height overall 4180mm, gross weight is about 21.1t, after improvement, compact blowing funnel equipment height 2600mm of the present utility model, heavily about 12.2t, effectively reduces the height of equipment, reduce furnace top equipment total height 1580mm, reduce gross weight of equipment 8.9t, its more compact structure, weight of equipment are lighter, can meet the processing requirement of blast furnace ironmaking completely.
2) baiting valve structure is optimized, the four-bar mechanism before adopting a hydro-cylinder Linear transmission to replace, simple and reliable for structure.
3) adopt proximity switch sender, use simple and reliable.
4) wear-resisting valve seat is arranged on FlexbleJoint inside, FlexbleJoint laterally pull-out, can carry out the replacing of wear-resisting valve seat during maintenance.
Accompanying drawing explanation
Fig. 1 illustrates an example of existing baiting valve;
Fig. 2 illustrates the internal structure of the existing baiting valve shown in Fig. 1;
Fig. 3 is the vertical view of the compact blowing funnel described in the utility model embodiment;
Fig. 4 is the sectional view of the compact blowing funnel shown in Fig. 3 along A-A line, and now compact blowing funnel is in closing condition;
Fig. 5 is the sectional view of the compact blowing funnel shown in Fig. 3 along A-A line, and now compact blowing funnel is in open mode;
Fig. 6 is the details enlarged view of the signal transmitter on the compact blowing funnel shown in Fig. 4 and Fig. 5.
Embodiment
As shown in Figure 3 and Figure 4, the valve plate driving mechanism 6 that the compact blowing funnel described in the utility model embodiment comprises funnel housing 1, is arranged on the support 2 at funnel housing feeding mouth place, is positioned at the valve seat 3 of funnel housing discharge outlet, coordinate the valve plate 4 realizing sealing, pull bar 5 that one end is connected with valve plate 4 and be connected with pull bar 5 the other end with valve seat 3.Wherein, support 2 limits pull bar 5 under the driving of valve plate driving mechanism 6 along the to-and-fro movement of pull bar 5 bearing of trend.
Preferably, the main body of valve plate driving mechanism 6 is hydro-cylinder, and valve plate driving mechanism 6 comprises hydraulic cylinder 61, the hydro-cylinder bearing 62 of the side of funnel housing 1 inner chamber and one end are inserted in the hydraulic cylinder rod 63 in hydraulic cylinder 61 and hydro-cylinder bearing 62 dorsad hydraulic cylinder 61 to be supported on support 2.Hydraulic cylinder rod 63 is connected with pull bar 5 one end away from valve plate away from one end of hydro-cylinder bearing 62, the end that hydraulic cylinder rod 63 is connected with pull bar 5 is provided with hydraulic cylinder rod homalocephalus 631, the end that pull bar 5 is connected with hydraulic cylinder rod 63 is provided with pull bar homalocephalus 51, and hydraulic cylinder rod homalocephalus 631 is connected by bearing pin 7 with pull bar homalocephalus 51.
Pull bar 5 is connected by tie-in module such as round nut and split pin with valve plate 4, and split pin prevents round nut from getting loose.Pull bar 5 is nested with anti-wearing liner 52 such as 15 groups of dissection type anti-wearing liners and anti-wearing liner 52 is fixed on pull bar 5 periphery by the pressing plate 53 at top near the part of valve plate 4.
Support 2 is bolted on the inner side-wall of funnel housing 1.The center of support 2 has through hole, is full of lubricating grease and is provided with orienting sleeve 21 and oil sealing 22 in the through hole of support 2, and pull bar 5 is immersed in lubricating grease also through orienting sleeve 21 and oil sealing 22 through the part of through hole.Orienting sleeve 21 pairs of pull bars 5 play the guiding role.The lubricating grease squeezed in oil sealing 22 pairs of through holes seals.
Preferably, funnel housing 1 side wall inner surfaces is provided with abrasion-proof backing block 11, and abrasion-proof backing block 11 is fixed in funnel housing 1 side wall inner surfaces by tie-in module such as countersunk screw and nut and locking butterfly spring.
Preferably, this compact blowing funnel also comprises FlexbleJoint 8, and FlexbleJoint 8 is bolted on the discharge outlet of funnel housing 1.Ringwise, valve seat 3 is arranged on FlexbleJoint 8 preglabellar field FlexbleJoint 8.Preferably, valve seat 3 is made up of high-abrasive material.
Preferably, funnel housing 1 wall outer surface is welded with erection support 12, is used for funnel housing 1 is firmly fixed on platform.
Compact blowing funnel described in this embodiment is combined closely and the function being separated storing and blowing by valve plate 4 and valve seat 3.The rod chamber oil-feed of the hydro-cylinder of compact blowing funnel, hydraulic cylinder rod 63 moves upward, pull bar 5 is driven to rise, pull bar 5 drives the synchronous rising predetermined distance such as 500mm of valve plate 4, now open an annulus such as 400mm between blowing its lower portion valve plate 4 and valve seat 3, material along the batch can in this inflow downstream, gap, as shown in Figure 5.After blowing terminates, the hydro-cylinder rodless cavity oil-feed of compact blowing funnel, hydraulic cylinder rod 63 moves downward, and drive pull bar 5 to move downward, pull bar 5 drives valve plate 4 to move downward, and valve plate 4 closes with valve seat 3, and compact blowing funnel cuts out, as shown in Figure 4.
In the utility model preferred embodiment, this compact blowing funnel also comprises signal transmitter 9.An example of signal transmitter 9 as shown in Figure 6, the proximity switch tablet 93 that this signal transmitter 9 comprises the first proximity switch 91 being located at first position on hydro-cylinder bearing 62, the second proximity switch 92 being located at second position on hydro-cylinder bearing 62 and is located on pull bar homalocephalus 51.
With ∮ 680mm blowing latus rectum and volume for 16m
3funnel be example, the hydraulic cylinder travel of compact blowing funnel is 500mm, valve plate rise stroke be also 500mm, the distance therefore between the first proximity switch 91 and the second proximity switch 92 is also 500mm.Open as shown in Figure 5 when pull bar 5 and valve plate 4 rise to limes superiors position, close when pull bar 5 and valve plate 4 drop to smallest limit position, as shown in Figure 4.
When compact blowing funnel is opened, proximity switch tablet 93 and the first proximity switch 91 are responded to, and represent that funnel is opened and put in place; When compact blowing funnel cuts out, proximity switch tablet 93 and the second proximity switch 92 are responded to, and represent that funnel cuts out and put in place.
Further preferably, this blowing funnel also comprises process concatenation controller, signal transmitter 9 can to the current on off state of process concatenation controller reporting blowing funnel, so that process concatenation controller accurately controls working parameters such as the blowing durations of blowing funnel according to processing requirement.
Compared with the hopper of existing band baiting valve, compact blowing funnel of the present utility model mainly contains following advantage:
1) existing hopper and baiting valve height overall 4180mm, gross weight is about 21.1t, compact blowing funnel equipment height 2600mm of the present utility model, heavily about 12.2t, effectively reduce device height, reduce furnace top equipment total height 1580mm, reduce gross weight of equipment 8.9t.
2) baiting valve structure is optimized, the four-bar mechanism before adopting a hydro-cylinder Linear transmission to replace, simple and reliable for structure.
3) adopt proximity switch sender, use simple and reliable.
4) wear-resisting valve seat is arranged on FlexbleJoint inside, FlexbleJoint laterally pull-out, can carry out the replacing of wear-resisting valve seat during maintenance.
Claims (10)
1. a compact blowing funnel, comprise funnel housing (1), be positioned at the valve seat (3) of funnel housing discharge outlet, the valve plate (4) realizing sealing is coordinated with valve seat (3), it is characterized in that, this compact blowing funnel also comprises the support (2) being arranged on funnel housing feeding mouth place, the pull bar (5) that one end is connected with valve plate (4), and the valve plate driving mechanism (6) to be connected with pull bar (5) the other end, wherein, support (2) limits pull bar (5) under the driving of valve plate driving mechanism (6) along pull bar (5) bearing of trend to-and-fro movement.
2. compact blowing funnel as claimed in claim 1, it is characterized in that, the main body of valve plate driving mechanism (6) is hydro-cylinder, and valve plate driving mechanism (6) comprises hydraulic cylinder (61), the hydro-cylinder bearing (62) of the side of funnel housing (1) inner chamber and one end are inserted in the hydraulic cylinder rod (63) in hydraulic cylinder (61) and hydro-cylinder bearing (62) dorsad hydraulic cylinder (61) to be supported on support (2).
3. compact blowing funnel as claimed in claim 2, it is characterized in that, hydraulic cylinder rod (63) is connected with pull bar (5) one end away from valve plate away from one end of hydro-cylinder bearing (62), the end that hydraulic cylinder rod (63) is connected with pull bar (5) is provided with hydraulic cylinder rod homalocephalus (631), and the end that pull bar (5) is connected with hydraulic cylinder rod (63) is provided with pull bar homalocephalus (51).
4. compact blowing funnel as claimed in claim 3, it is characterized in that, this blowing funnel also comprises signal transmitter (9).
5. compact blowing funnel as claimed in claim 4, it is characterized in that, the proximity switch tablet (93) that this signal transmitter (9) comprises the first proximity switch (91) being located at the upper first position of hydro-cylinder bearing (62), the second proximity switch (92) being located at the upper second position of hydro-cylinder bearing (62) and is located on pull bar homalocephalus (51).
6. the compact blowing funnel as described in claim 4 or 5, is characterized in that, this blowing funnel also comprises process concatenation controller, can receive the report of the current on off state of blowing funnel that signal transmitter (9) sends.
7. compact blowing funnel as claimed in claim 1, it is characterized in that, the part of the close valve plate (4) of pull bar (5) is nested with anti-wearing liner (52) and anti-wearing liner (52) is fixed on pull bar (5) periphery by the pressing plate (53) at top.
8. compact blowing funnel as claimed in claim 1, it is characterized in that, the center of support (2) has through hole, be full of lubricating grease in the through hole of support (2) and be provided with orienting sleeve (21) and oil sealing (22), pull bar (5) is immersed in lubricating grease also through orienting sleeve (21) and oil sealing (22) through the part of through hole.
9. compact blowing funnel as claimed in claim 1, it is characterized in that, funnel housing (1) side wall inner surfaces is provided with abrasion-proof backing block (11).
10. compact blowing funnel as claimed in claim 1, it is characterized in that, also comprise the FlexbleJoint (8) of the discharge outlet being fixed on funnel housing (1), ringwise, valve seat (3) is arranged on FlexbleJoint (8) preglabellar field FlexbleJoint (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479186.3U CN204803338U (en) | 2015-07-06 | 2015-07-06 | Close -coupled blowing funnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479186.3U CN204803338U (en) | 2015-07-06 | 2015-07-06 | Close -coupled blowing funnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204803338U true CN204803338U (en) | 2015-11-25 |
Family
ID=54588190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520479186.3U Expired - Fee Related CN204803338U (en) | 2015-07-06 | 2015-07-06 | Close -coupled blowing funnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204803338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109022655A (en) * | 2018-09-18 | 2018-12-18 | 中冶东方工程技术有限公司 | Ultra low type bell-less BF tep feeding device |
-
2015
- 2015-07-06 CN CN201520479186.3U patent/CN204803338U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109022655A (en) * | 2018-09-18 | 2018-12-18 | 中冶东方工程技术有限公司 | Ultra low type bell-less BF tep feeding device |
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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 |
Granted publication date: 20151125 Termination date: 20170706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |