CN209953488U - Dust hood for wire rod pre-finish rolling and finishing mill group - Google Patents
Dust hood for wire rod pre-finish rolling and finishing mill group Download PDFInfo
- Publication number
- CN209953488U CN209953488U CN201920707848.6U CN201920707848U CN209953488U CN 209953488 U CN209953488 U CN 209953488U CN 201920707848 U CN201920707848 U CN 201920707848U CN 209953488 U CN209953488 U CN 209953488U
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- Prior art keywords
- dust
- wire rod
- pipe
- finishing mill
- finish rolling
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- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 120
- 238000005096 rolling process Methods 0.000 title claims abstract description 48
- 238000010521 absorption reaction Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 10
- 239000010959 steel Substances 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a dust excluding hood for wire rod pre-finish rolling and finishing mill group, which is arranged at the top of the wire rod pre-finish rolling and finishing mill group and comprises a movable hood, a dust absorption pipe, a dust transmission pipe and a rotating shaft, wherein the movable hood is arranged at the top of the wire rod pre-finish rolling and finishing mill group, the dust absorption pipe is arranged at the back of the movable hood and is communicated with the inner cavity of the movable hood, the back of the movable hood is also fixedly connected with a rotating arm, and the rotating arm is hinged on a rotating shaft seat through the rotating shaft; the leading-out end of the dust collection pipe is provided with a first flange plate, the dust conveying pipe is fixedly arranged beside the rear part of the wire rod pre-finish rolling and finishing mill set, and the leading-in end of the dust conveying pipe is provided with a second flange plate; when the movable cover is closed, the movable cover is buckled, and the first flange plate moves to the end face of the second flange plate and is attached to the end face of the second flange plate. The utility model relates to a dust excluding hood for wire rod finish rolling and finishing mill group in advance, the implementation of the maintenance work of being convenient for has reduced the outer row of dust and vapour simultaneously, has realized the cleaner production of iron and steel manufacturing enterprise.
Description
Technical Field
The utility model relates to a steel industry wire rod mill subsidiary facility technical field especially relates to a dust excluding hood that is used for wire rod finish rolling and finishing mill group in advance.
Background
A large amount of dust and steam are generated in the steel rolling process of steel enterprises, and particularly in a pre-finishing area and a finishing area of a wire rolling line are obvious. At present, the two areas of the industry adopt a method of fixedly mounting a thin steel plate enclosure forming design to connect a dust removing cover and a dust removing pipeline, and dust and steam dispersion are reduced. The fixed mounting mode brings inconvenience for the routine maintenance of equipment, and the original dust excluding hood needs to be removed when spare parts are replaced and maintained at every time, and meanwhile, the dust removing and purifying effects are general.
Therefore, it is necessary to provide a dust hood for wire rod pre-finishing rolling and finishing mill group to overcome the above-mentioned shortcomings, so as to facilitate the implementation of maintenance and repair work, improve the dust removal effect, and reduce the discharge of dust and steam.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dust excluding hood for wire rod finish rolling and finishing mill group in advance to in the implementation of maintenance work, improve dust removal effect simultaneously, reduce dust and vapour and arrange outward, realize steel manufacturing enterprise's cleaner production.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a dust excluding hood for wire rod is finish rolling in advance and finishing mill group sets up at the top of wire rod is finish rolling in advance and finishing mill group, including movable cover, dust absorption pipe, dust conveying pipe and rotation axis, the movable cover sets up the top of wire rod is finish rolling in advance and finishing mill group, the dust absorption pipe sets up the back of movable cover and communicates the inner chamber of movable cover, the movable cover back still fixedly connected with swinging boom, the swinging boom passes through the rotation axis articulates on rotatory axle bed, rotatory axle bed fixed connection is in the wire rod is finish rolling in advance and on the casing of finishing mill group rear portion; the outlet end of the dust collection pipe is provided with a first flange plate after passing through an elbow, the dust conveying pipe is fixedly arranged beside the rear part of the wire rod pre-finish rolling and finishing mill unit, and the inlet end of the dust conveying pipe is provided with a second flange plate;
and in a closed state, the movable cover is buckled at the top of the wire rod pre-finish rolling and finishing mill unit, and the first flange plate at the leading-out end of the dust collection pipe moves to the end surface of the second flange plate at the leading-in end of the dust transmission pipe and is attached to the end surface.
And in an open state, the rotating arm drives the movable cover and the dust collection pipe to rotate for a certain angle along the rotating shaft, and then the first flange plate at the leading-out end of the dust collection pipe is separated from the second flange plate at the leading-in end of the dust conveying pipe.
Furthermore, a corrugated compensation pipe is arranged at the leading-in end of the dust conveying pipe, and the corrugated compensation pipe is connected to a second flange plate at the leading-in end of the dust conveying pipe through a bolt and is coaxially assembled.
Furthermore, the top of the corrugated compensation pipe is provided with a sealing element, and the sealing element specifically adopts a silica gel sealing ring.
Furthermore, the main pipe part of the dust conveying pipe is horizontally arranged, an upward elbow is arranged at the inlet end of the dust conveying pipe, and the second flange plate is positioned at the top of the elbow and is horizontally arranged.
Furthermore, the main pipe part of the dust conveying pipe is horizontally arranged, a downward elbow is arranged at the leading-in end of the dust conveying pipe, and the second flange plate is positioned at the bottom of the elbow and is horizontally arranged.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model relates to a dust excluding hood for wire rod is finish rolling in advance and finishing mill group, closed state, movable cover lock in wire rod finish rolling in advance and the top of finishing mill group, the first ring flange of dust absorption pipe lead-out end moves to the terminal surface of the second ring flange of dust conveying pipe introduction end and laminates; at the moment, the negative pressure air carries dust generated in the working process of the wire rod pre-finish rolling and finishing mill set to sequentially pass through the movable cover, the dust collection pipe and the dust conveying pipe to enter a dust treatment system at the rear end. When the dust collection pipe is opened, the rotating arm drives the movable cover and the dust collection pipe to rotate for a certain angle along the rotating shaft, the first flange plate at the leading-out end of the dust collection pipe is separated from the second flange plate at the leading-in end of the dust transmission pipe, and maintainers can conveniently use the space of the opening position of the movable cover after the movable cover leaves to perform corresponding maintenance and repair work.
In addition, through the setting of ripple compensating pipe, can be so that the end of drawing forth of dust absorption pipe and the laminating of the inlet end of defeated dirt pipe are inseparabler, and closed condition switches the in-process with the open mode moreover, has avoided the striking that hard contact caused for combine softer, smooth and easy with the separation.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
Fig. 1 is a structural schematic diagram of an open state of a dust hood embodiment 1 of the dust hood for the wire rod pre-finish rolling and finishing mill group of the present invention;
FIG. 2 is a schematic view of the closed state structure of FIG. 1;
fig. 3 is a structural schematic diagram of an open state of a dust hood embodiment 2 of the present invention for a wire rod pre-finish rolling and finishing mill group;
FIG. 4 is a schematic view of the closed state structure of FIG. 2;
description of reference numerals: 1. a movable cover; 2. a dust collection pipe; 3. a seal member; 4. a corrugated compensation pipe; 5. a dust conveying pipe; 6. a rotating shaft.
Detailed Description
The core of the utility model is to provide a dust excluding hood for wire rod finish rolling and finishing mill group in advance to in the implementation of maintenance work, improve dust removal effect simultaneously, reduce dust and vapour and arrange outward, realize steel manufacturing enterprise's cleaner production.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a schematic structural view of an open state of a dust hood embodiment 1 of the present invention for a wire rod pre-finish rolling and finishing mill group; FIG. 2 is a schematic view of the closed state structure of FIG. 1; fig. 3 is a structural schematic diagram of an open state of a dust hood embodiment 2 of the present invention for a wire rod pre-finish rolling and finishing mill group; fig. 4 is a schematic diagram of the closed state structure of fig. 2.
In a specific embodiment, as shown in fig. 1 to 4, a dust hood for a wire rod pre-finish rolling and finishing mill group is arranged at the top of the wire rod pre-finish rolling and finishing mill group, and comprises a movable hood 1, a dust suction pipe 2, a dust conveying pipe 5 and a rotating shaft 6, wherein the movable hood 1 is arranged at the top of the wire rod pre-finish rolling and finishing mill group, the dust suction pipe 2 is arranged at the back of the movable hood 1 and communicated with an inner cavity of the movable hood 1, the back of the movable hood 1 is welded or bolted with a rotating arm, the rotating arm is hinged on a rotating shaft seat through the rotating shaft 6, and the rotating shaft seat is welded or bolted on a casing at the rear part of the wire rod pre-finish rolling and finishing. The leading-out end of the dust collection pipe 2 is welded with a first flange plate through an elbow, the dust conveying pipe 5 is arranged beside the rear part of the wire rod pre-finish rolling and finishing mill group through a pipe frame and other fixing frames, and a second flange plate is welded at the leading-in end. The movable cover 1 is made by welding steel plates with the thickness of 5 mm; the dust suction pipe 2 is made of a DN 500X 8 steel pipe, and the dust conveying pipe 5 is made of a DN 500X 8 steel pipe.
In a closed state, the movable cover 1 is buckled at the top of the wire rod pre-finish rolling and finishing mill unit, and a first flange plate at the leading-out end of the dust collection pipe 2 moves to the end surface of a second flange plate at the leading-in end of the dust conveying pipe 5 and is attached to the end surface; at the moment, the inner cavity of the movable cover 1 is communicated with the dust conveying pipe 5 through the dust suction pipe 2, the negative pressure air drives dust and steam generated in the working process of the wire rod pre-finish rolling and finishing mill set to sequentially pass through the movable cover 1, the dust suction pipe 2 and the dust conveying pipe 5 and enter the dust treatment system at the rear end, and the dust removal effect is good. In an open state, after the rotating arm drives the movable cover 1 and the dust collection pipe 2 to rotate for a certain angle along the rotating shaft 6, the first flange plate at the leading-out end of the dust collection pipe 2 is separated from the second flange plate at the leading-in end of the dust conveying pipe 5, and maintainers can conveniently utilize the opening position of the movable cover 1 after leaving to perform corresponding maintenance and repair work. The utility model is used for wire rod finish rolling in advance and finishing mill group's dust excluding hood need make in the orbit of first ring flange around 6 circular motion of rotation axis, during the dust excluding hood closed state, the intercepting with the position of second ring flange lock must not take place the interference condition.
In a specific embodiment of the present disclosure, a corrugated compensation pipe 4 is disposed at an inlet end of the dust conveying pipe 5, the corrugated compensation pipe 4 is coaxially assembled by being connected to a second flange at the inlet end of the dust conveying pipe 5 through a bolt, and the corrugated compensation pipe 4 is a DN500 corrugated pipe on the market. Note that adding the corrugated compensation pipe 4 requires translating the second flange to give way to the compressed thickness of the corrugated compensation pipe 4. Through the setting of ripple compensating pipe 4, can make the leading-out end of dust absorption pipe 2 and the leading-in end laminating of defeated dirt pipe 5 inseparabler, closed condition and open mode switch the in-process moreover, avoided the striking that hard contact caused for combine softer, smooth and easy with the separation. Furthermore, the top of the corrugated compensation pipe 4 is provided with a sealing element 3, and the sealing element 3 specifically adopts a silica gel sealing ring and is circular with fins. Through the setting of sealing member 3, can strengthen the utility model discloses a leakproofness reduces the condition of gas leakage.
In an embodiment 1 of the present disclosure, as shown in fig. 1 and 2, a main pipe portion of the dust conveying pipe 5 is horizontally disposed, an upward elbow is disposed at an inlet end of the dust conveying pipe 5, and the second flange is disposed at a top of the elbow and horizontally disposed. Other components and connection relationships are the same as those in the above embodiment. This embodiment 1, the dust pelletizing system of the finishing mill group of the finish rolling wire rod of being applied to specifically has obtained good dust removal effect.
In another embodiment 2 of the present disclosure, as shown in fig. 3 and 4, the main pipe portion of the dust conveying pipe 5 is horizontally disposed, the inlet end of the dust conveying pipe 5 is provided with a downward elbow, and the second flange is located at the bottom of the elbow and is horizontally disposed. Other components and connection relationships are the same as those in the above embodiment. This embodiment 2 is specifically applied to the dust pelletizing system of the pre-finishing mill group of pre-finishing rolling wire rod, and similarly, has obtained good dust removal effect.
Of course, for saving manpower or automatic control, a driving mechanism, such as a push rod motor, a hydraulic cylinder or an air cylinder, may be provided on the rotating arm based on all the above embodiments. Such deformation mode all falls into the protection scope of the utility model.
The dust hood for the wire rod pre-finish rolling and finishing mill set ensures a good dust removal effect and is convenient for maintenance and repair. And simultaneously, the utility model discloses can expand the interior gas transportation field of cover that uses to have rotatory movable cover.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (5)
1. The utility model provides a dust excluding hood for wire rod is finish rolling in advance and finishing mill group, sets up at the top of wire rod finish rolling in advance and finishing mill group, its characterized in that: the wire rod pre-finish rolling and finishing mill set comprises a movable cover (1), a dust suction pipe (2), a dust conveying pipe (5) and a rotating shaft (6), wherein the movable cover (1) is arranged at the top of the wire rod pre-finish rolling and finishing mill set, the dust suction pipe (2) is arranged at the back of the movable cover (1) and communicated with an inner cavity of the movable cover (1), the back of the movable cover (1) is also fixedly connected with a rotating arm, the rotating arm is hinged to a rotating shaft seat through the rotating shaft (6), and the rotating shaft seat is fixedly connected to a machine shell at the rear part of the wire rod pre-finish rolling and finishing mill set; the leading-out end of the dust collection pipe (2) is provided with a first flange plate after passing through an elbow, the dust conveying pipe (5) is fixedly arranged beside the rear part of the wire rod pre-finish rolling and finishing mill unit, and a second flange plate is arranged at the leading-in end;
in a closed state, the movable cover (1) is buckled at the top of the wire rod pre-finish rolling and finishing mill unit, and a first flange plate at the leading-out end of the dust collection pipe (2) moves to the end surface of a second flange plate at the leading-in end of the dust conveying pipe (5) and is attached to the end surface;
open state, the swinging boom drives movable cover (1) and dust absorption pipe (2) are along after rotation axis (6) are rotatory certain angle, dust absorption pipe (2) are drawn forth the first ring flange of end and the separation of the second ring flange of dust conveying pipe (5) introduction end.
2. The dust excluding hood for a wire rod pre-finishing rolling and finishing mill group as set forth in claim 1, wherein: the inlet end of the dust conveying pipe (5) is provided with a corrugated compensation pipe (4), and the corrugated compensation pipe (4) is connected to a second flange plate at the inlet end of the dust conveying pipe (5) through bolts and is coaxially assembled.
3. The dust excluding hood for a wire rod pre-finishing rolling and finishing mill group as set forth in claim 2, wherein: the top of corrugated compensation pipe (4) is provided with sealing member (3), and sealing member (3) specifically adopts the silica gel sealing washer.
4. The dust excluding hood for a wire rod pre-finishing rolling and finishing mill group as set forth in claim 3, wherein: the main pipe part of the dust conveying pipe (5) is horizontally arranged, an upward elbow is arranged at the inlet end of the dust conveying pipe (5), and the second flange plate is positioned at the top of the elbow and is horizontally arranged.
5. The dust excluding hood for a wire rod pre-finishing rolling and finishing mill group as set forth in claim 3, wherein: the main pipe part of the dust conveying pipe (5) is horizontally arranged, a downward elbow is arranged at the inlet end of the dust conveying pipe (5), and the second flange plate is positioned at the bottom of the elbow and is horizontally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920707848.6U CN209953488U (en) | 2019-05-17 | 2019-05-17 | Dust hood for wire rod pre-finish rolling and finishing mill group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920707848.6U CN209953488U (en) | 2019-05-17 | 2019-05-17 | Dust hood for wire rod pre-finish rolling and finishing mill group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209953488U true CN209953488U (en) | 2020-01-17 |
Family
ID=69246622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920707848.6U Expired - Fee Related CN209953488U (en) | 2019-05-17 | 2019-05-17 | Dust hood for wire rod pre-finish rolling and finishing mill group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209953488U (en) |
-
2019
- 2019-05-17 CN CN201920707848.6U patent/CN209953488U/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 |
Granted publication date: 20200117 |