CN217536060U - Control device convenient for opening and closing of blast furnace manhole cover - Google Patents
Control device convenient for opening and closing of blast furnace manhole cover Download PDFInfo
- Publication number
- CN217536060U CN217536060U CN202220993463.2U CN202220993463U CN217536060U CN 217536060 U CN217536060 U CN 217536060U CN 202220993463 U CN202220993463 U CN 202220993463U CN 217536060 U CN217536060 U CN 217536060U
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- CN
- China
- Prior art keywords
- blast furnace
- manhole cover
- furnace body
- manhole
- closing
- 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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- 238000004804 winding Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000003034 coal gas Substances 0.000 description 2
- 206010017740 Gas poisoning Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model relates to a blast furnace technical field of iron works, and disclose a controlling means convenient to blast furnace manhole cover switch, including the blast furnace body, the intercommunication is at the manhole mouth at blast furnace body top and rotates the manhole cover of installing in manhole mouth department, two stands are installed to the top symmetry of blast furnace body, the top of two stands is connected with the crossbeam jointly, two fixed pulleys are installed to the bottom of crossbeam, be equipped with the movable pulley between two fixed pulleys, the upper surface that the manhole cover is close to the tip has the handle, the cover is installed to the bottom of movable pulley and is established the couple on hand, and the wiring has the cable wire on the movable pulley, two fixed pulley settings are walked around respectively at the both ends of cable wire, and install between the both ends of cable wire and two stands and drag the mechanism of dragging. The utility model discloses the convenience carries out on-off control to the blast furnace manhole cover for the switch of manhole cover need not the manual work and goes to draw and drag the control, and convenient operation not only has good security moreover.
Description
Technical Field
The utility model relates to a blast furnace technical field of iron works especially relates to a controlling means convenient to blast furnace manhole cover switch.
Background
When the blast furnace is blowing down, the manhole of the furnace top needs to be opened manually for ignition operation, and the manhole is closed before the blast furnace is blown back. At present stage blast furnace manhole cover need artificially to go to draw and drag the manhole handle, the people need stand in manhole dead ahead, open when the manhole high temperature gas easily takes place the burn and scald accident in the twinkling of an eye, and the coal gas in the stove spouts out and easily exists the risk of coal gas poisoning, simultaneously because of manhole cover thickness and because the angle relation, artificially draw and drag hard and because of the furnace skin is the inclined plane, personnel's station position difficulty, easily slip and fall and hinder, when closing the manhole cover before the compound wind, because manhole cover thickness, in the closing process, inertia when the manhole cover is closed has draws the danger of slipping with personnel.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems in the prior art and providing a control device convenient for opening and closing a blast furnace manhole cover.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a controlling means convenient to blast furnace manhole cover switch, includes the manhole cover of installing in manhole mouth department at the manhole mouth at blast furnace body top with rotating including blast furnace body, intercommunication, two stands are installed to the top symmetry of blast furnace body, two the top of stand is connected with the crossbeam jointly, two fixed pulleys, two are installed to the bottom of crossbeam be equipped with the movable pulley between the fixed pulley, the upper surface that the manhole cover is close to the tip has the handle, the bottom of movable pulley is installed the cover and is established the couple on the handle, and the lap joint has the cable wire on the movable pulley, two fixed pulley settings are walked around respectively at the both ends of cable wire, and install between the both ends of cable wire and two stands and drag the mechanism.
Preferably, drag and drag the mechanism and include and rotate the first leading wheel of installing on two stands respectively, one of them install electric block on the stand, the one end of cable wire is connected with electric block around first leading wheel, another install the second leading wheel on the stand, the other end of cable wire is in proper order around first leading wheel and second leading wheel and is connected with the wind-up roll, the wind-up roll rotates to be installed on the lateral wall that the bottom is close to the blast furnace body, and installs the locking subassembly between wind-up roll and the blast furnace body.
Preferably, the locking assembly comprises a screw rod connected to the outer side wall of the blast furnace body, a movable gear is movably sleeved on the screw rod, a fixed gear meshed with the movable gear is sleeved on the winding roller, and an adjusting assembly is arranged between the movable gear and the screw rod.
Preferably, one end of the winding roller, which is far away from the blast furnace body, is coaxially connected with a rotating handle.
Preferably, the adjusting part comprises an L-shaped rod connected to the screw rod, a guide sleeve slidably sleeved on the L-shaped rod is installed at the bottom end of the movable gear, a threaded cylinder sleeved on the screw rod is installed on one side of the movable gear in a rotating mode, and the threaded cylinder is in threaded sleeve connection with the screw rod.
Preferably, an electric control switch is fixedly mounted on the outer side wall of the blast furnace body close to the bottom end.
Compared with the prior art, the utility model provides a controlling means convenient to blast furnace manhole cover switch possesses following beneficial effect:
1. this controlling means convenient to blast furnace manhole cover switch, through setting up the manhole cover, the fixed pulley, the movable pulley, a handle, couple and cable wire, the couple of movable pulley bottom is convenient to be overlapped on the handle of manhole cover, two fixed pulley cooperation movable pulleys and rope for the rope tip receives to drag and draws can open the manhole cover when dragging the power, movable pulley cooperation fixed pulley has laborsaving effect, makes the staff need not to be close the manhole and can realize switch manhole operation simultaneously, has good security.
2. This controlling means convenient to blast furnace manhole cover switch, through setting up the cable wire, first leading wheel, electric block, the second leading wheel, wind-up roll and locking subassembly, the convenient one end of dragging the cable wire of the first leading wheel of electric block cooperation is dragged, be convenient for carry out automatic control to the switching of manhole cover, the outage leads to electric block normal during operation, rotate the first leading wheel of wind-up roll cooperation and second leading wheel and can drag the other end of cable wire and draw, thereby also can guarantee that the manhole cover carries out normal switching, the convenient rotational degree of freedom to the wind-up roll of locking subassembly is injectd, be convenient for guarantee stability.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the convenience carries out on-off control to the blast furnace manhole cover for the switch of manhole cover need not the manual work and removes to draw and drag the control, and convenient operation not only has good security moreover.
Drawings
Fig. 1 is a schematic structural view of a control device for facilitating opening and closing of a manhole cover of a blast furnace according to the present invention;
FIG. 2 is a perspective view of the connection portion of the manhole cover and the manhole opening of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is an enlarged view of a portion B in fig. 1.
In the figure: 1. a blast furnace body; 2. a manhole opening; 3. a manhole cover; 4. a column; 5. a cross beam; 6. a fixed pulley; 7. a movable pulley; 8. a handle; 9. hooking; 10. a steel cord; 11. a first guide wheel; 12. an electric hoist; 13. a second guide wheel; 14. a wind-up roll; 15. a screw; 16. a moving gear; 17. fixing a gear; 18. a handle is rotated; 19. an L-shaped rod; 20. a guide sleeve; 21. a threaded barrel; 22. and an electric control switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a control device convenient for opening and closing a manhole cover of a blast furnace comprises a blast furnace body 1, a manhole opening 2 communicated with the top of the blast furnace body 1 and a manhole cover 3 rotatably installed at the manhole opening 2, two upright posts 4 are symmetrically installed at the top of the blast furnace body 1, the top ends of the two upright posts 4 are jointly connected with a cross beam 5, two fixed pulleys 6 are installed at the bottom of the cross beam 5, a movable pulley 7 is arranged between the two fixed pulleys 6, a handle 8 is installed on the upper surface of the manhole cover 3 close to the end part, a hook 9 sleeved on the handle 8 is installed at the bottom end of the movable pulley 7, the movable pulley 7 is conveniently connected with the manhole cover 3, a steel cable 10 is wound on the movable pulley 7, two ends of the steel cable 10 are respectively arranged by bypassing the two fixed pulleys 6, and the end part of the steel cable 10 is pulled to conveniently open the manhole cover 3.
Referring to fig. 1, install between the both ends of cable wire 10 and two stands 4 and draw and drag the mechanism, draw and drag the mechanism and include rotating first leading wheel 11 of installing on two stands 4 respectively, install electric block 12 on one of them stand 4, fixed mounting has accuse electric switch 22 on the lateral wall that blast furnace body 1 is close to the bottom, conveniently control the operating condition of electric block 12, the one end of cable wire 10 is walked around first leading wheel 11 and is connected with electric block 12, it draws to start first leading wheel 11 of electric block 12 cooperation convenience to drag the one end of cable wire 10, thereby be convenient for carry out automatic control to the switching of manhole cover 3.
Referring to fig. 1 and 4, install second leading wheel 13 on another stand 4, the other end of cable wire 10 is walked around first leading wheel 11 and second leading wheel 13 in proper order and is connected with wind-up roll 14, the one end coaxial coupling that blast furnace body 1 was kept away from to wind-up roll 14 has turning handle 18, conveniently control the rotation of wind-up roll 14, wind-up roll 14 rotates and installs on the lateral wall that blast furnace body 1 is close to the bottom, conveniently carry out artifical rolling to cable wire 10, make manhole cover 3 also can carry out on-off control when electric block 12 can not normal use.
Referring to fig. 4, a locking assembly is arranged between the winding roller 14 and the blast furnace body 1, the locking assembly comprises a screw rod 15 connected to the outer side wall of the blast furnace body 1, a moving gear 16 is movably sleeved on the screw rod 15, a fixed gear 17 meshed with the moving gear 16 is sleeved on the winding roller 14, so that the rotational freedom degree of the winding roller 14 is conveniently locked, and an adjusting assembly is arranged between the moving gear 16 and the screw rod 15, so that the position of the moving gear 16 is conveniently adjusted and controlled;
the adjusting component comprises an L-shaped rod 19 connected to the screw rod 15, a guide sleeve 20 which is sleeved on the L-shaped rod 19 in a sliding mode is installed at the bottom end of the movable gear 16, limiting and guiding are facilitated, a threaded cylinder 21 sleeved on the screw rod 15 is installed on one side of the movable gear 16 in a rotating mode, the threaded cylinder 21 is rotated to control the movable gear 16 to move along the screw rod 15 conveniently, and the threaded cylinder 21 is in threaded sleeve connection with the screw rod 15.
The working principle is as follows: the electric hoist 12 is started to wind one end of the rope 10, the movable pulley 7 is matched with the fixed pulley 6 to open the manhole cover 3, the electric hoist 12 is controlled to rotate reversely to release the rope 10 to close the manhole cover 3, when the electric hoist 12 cannot be used normally, the threaded cylinder 21 is firstly rotated to drive the movable gear 16 to be separated from the fixed gear 17, then the rotating handle 18 is rotated to drive the winding roller 14 to wind the steel rope 10 manually, the manhole cover 3 can also be opened normally, the rotating handle 18 is slowly loosened to enable the winding roller 14 to rotate reversely to reset, and the manhole cover 3 can be closed, so that the manhole cover 3 can be controlled to be opened and closed when the electric hoist 12 cannot be used normally.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a controlling means convenient to blast furnace manhole cover switch, includes the manhole mouth department at blast furnace body, intercommunication and rotates the manhole cover of installing at manhole mouth department, a serial communication port, two stands are installed to the top symmetry of blast furnace body, two the top of stand is connected with the crossbeam jointly, two fixed pulleys, two are installed to the bottom of crossbeam be equipped with the movable pulley between the fixed pulley, the upper surface that the manhole cover is close to the tip has the handle, the cover is installed to the bottom of movable pulley establishes the couple on the handle, and the lap joint has the cable wire on the movable pulley, two fixed pulley settings are walked around respectively at the both ends of cable wire, and install between the both ends of cable wire and two stands and drag the mechanism.
2. The control device for opening and closing the manhole cover of the blast furnace as claimed in claim 1, wherein the pulling mechanism includes a first guide wheel rotatably mounted on each of two vertical posts, wherein an electric block is mounted on one of the vertical posts, one end of the cable is connected to the electric block by passing through the first guide wheel, a second guide wheel is mounted on the other vertical post, the other end of the cable is sequentially passed through the first guide wheel and the second guide wheel and is connected to a wind-up roller, the wind-up roller is rotatably mounted on the outer sidewall of the blast furnace body near the bottom end, and a locking assembly is mounted between the wind-up roller and the blast furnace body.
3. The control device for facilitating the opening and closing of the manhole cover of the blast furnace as claimed in claim 2, wherein the locking assembly comprises a screw rod connected to the outer sidewall of the blast furnace body, a moving gear is movably sleeved on the screw rod, a fixed gear engaged with the moving gear is sleeved on the winding roller, and an adjusting assembly is installed between the moving gear and the screw rod.
4. The control device for opening and closing the manhole cover of the blast furnace as claimed in claim 2, wherein a rotating handle is coaxially connected to one end of the wind-up roll away from the blast furnace body.
5. The control device for opening and closing the manhole cover of the blast furnace as claimed in claim 3, wherein the adjusting assembly comprises an L-shaped rod connected to the screw, a guide sleeve slidably fitted on the L-shaped rod is installed at the bottom end of the moving gear, a threaded cylinder fitted on the screw is rotatably installed at one side of the moving gear, and the threaded cylinder is threadedly fitted with the screw.
6. The control device for opening and closing the manhole cover of the blast furnace as claimed in claim 1, wherein an electric control switch is fixedly installed on an outer side wall of the blast furnace body near the bottom end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220993463.2U CN217536060U (en) | 2022-04-27 | 2022-04-27 | Control device convenient for opening and closing of blast furnace manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220993463.2U CN217536060U (en) | 2022-04-27 | 2022-04-27 | Control device convenient for opening and closing of blast furnace manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217536060U true CN217536060U (en) | 2022-10-04 |
Family
ID=83431125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220993463.2U Expired - Fee Related CN217536060U (en) | 2022-04-27 | 2022-04-27 | Control device convenient for opening and closing of blast furnace manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217536060U (en) |
-
2022
- 2022-04-27 CN CN202220993463.2U patent/CN217536060U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20221004 |