CN210876779U - Seamless steel pipe phosphorus removal device and dephosphorization water guide structure thereof - Google Patents
Seamless steel pipe phosphorus removal device and dephosphorization water guide structure thereof Download PDFInfo
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- CN210876779U CN210876779U CN201921764684.7U CN201921764684U CN210876779U CN 210876779 U CN210876779 U CN 210876779U CN 201921764684 U CN201921764684 U CN 201921764684U CN 210876779 U CN210876779 U CN 210876779U
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Abstract
The utility model discloses a seamless steel tube dephosphorization device and a dephosphorization water guide structure thereof, wherein the dephosphorization water guide structure comprises a top baffle and a front baffle connected with the front end of the top baffle; the bottom of preceding baffle is equipped with the arc mouth that is used for with seamless steel pipe looks adaptation, and the at least medial surface of preceding baffle is equipped with the guide plate subassembly that is the type of falling V structure, and the ridge of guide plate subassembly is less than 90 degrees contained angles with preceding baffle. The seamless steel tube dephosphorization device comprises a high-pressure nozzle used for spraying high-pressure dephosphorization water to the seamless steel tube and the dephosphorization water guide structure. The utility model discloses can lead to the assigned position along the dephosphorization water that seamless steel pipe direction sprays forward, prevent that it from falling on high temperature seamless steel pipe surface, reduce the temperature drop of dephosphorization water to high temperature seamless steel pipe surface, stop seamless steel pipe surface the temperature drop appear and can't satisfy the temperature requirement of quenching, ensure steel pipe performance.
Description
Technical Field
The utility model belongs to the technical field of seamless steel pipe production, especially, relate to a seamless steel pipe phosphorus removal device and dephosphorization water guide structure thereof.
Background
In the process of heating and heat-preserving steel, the surface of a steel piece can be oxidized to different degrees along with the heating temperature and the time, and oxide scales with different thicknesses are formed. In order to remove oxide skin, high-pressure water is sprayed by a high-pressure nozzle to remove phosphorus in the hot rolling or heat treatment process of the steel pipe, the surface quality of the steel pipe of the seamless pipe after phosphorus removal is obviously improved, the surface of the seamless pipe is cooled uniformly during quenching, heat exchange is accelerated, and the effects of reducing the quenching deformation of the steel pipe and improving the cooling speed are achieved.
At present, in the process of carrying out dephosphorization by spraying high-pressure water (hereinafter referred to as dephosphorization water for short), the dephosphorization water is sprayed onto the surface of a steel pipe at a certain angle (74 degrees) at a high speed to remove oxide skin, the dephosphorization water after removing the oxide skin is shot at a high speed or splashes to other directions, at the moment, if the dephosphorization water sprayed forwards along the direction of the seamless steel pipe is not collected or guided properly, the dephosphorization water falls on the surface of a high-temperature seamless steel pipe, so that the surface temperature of the seamless steel pipe is reduced, the requirement of quenching temperature cannot be met due to the temperature reduction on the surface of the seamless steel pipe, and soft spots appear in the temperature reduction area after quenching.
SUMMERY OF THE UTILITY MODEL
Overcome exist not enough among the above-mentioned prior art, the utility model provides a first technical problem is, provided a dephosphorization water guide structure, can lead the assigned position along the dephosphorization water that seamless steel pipe direction sprays forward, prevent that it from falling on high temperature seamless steel pipe surface, reduced dephosphorization water to the temperature drop on high temperature seamless steel pipe surface, stopped that the temperature drop appears in seamless steel pipe surface and can't satisfy the temperature requirement of quenching, ensured the steel pipe performance.
As the same technical conception, the utility model provides a second technical problem provide a seamless steel pipe phosphorus removal device.
The utility model provides a technical scheme that above-mentioned first technical problem adopted is: a dephosphorization water guide structure comprises a top baffle and a front baffle connected with the front end of the top baffle; the bottom of preceding baffle be equipped with be used for with seamless steel pipe looks adaptation's arc mouth, the at least medial surface of preceding baffle is equipped with the guide plate subassembly that is the type of falling V structure, the ridge of guide plate subassembly with preceding baffle is less than 90 degrees contained angles.
Further, the baffle assembly comprises a first baffle and a second baffle, and the top of the first baffle that slopes upward and the top of the second baffle that slopes upward join to form the ridge;
or the guide plate component comprises a guide plate, the guide plate is bent to form the inverted V-shaped structure, and the bent part is the ridge part.
Further, the top baffle is fixedly connected with the front baffle, and the guide plate assembly is arranged on the inner side surface of the front baffle; the guide plate assembly on the inner side surface is used for guiding the dephosphorization water blocked by the front baffle and the top baffle to a designated position.
Further, the guiding structure for dephosphorization water further comprises a left baffle and a right baffle which are fixedly connected with the top baffle and the front baffle.
Further, the front baffle comprises a first baffle and a second baffle which are hinged; the first baffle is hinged with the top baffle, and the inner side surface and the outer side surface of the second baffle are both provided with the guide plate assembly; the guide plate assembly on the outer side surface is used for guiding the dephosphorization water flowing out of the hinge joint gap to a specified position.
Further, the top baffle is hinged to the first baffle, and the first baffle is hinged to the second baffle through hinges.
Further, the guiding structure for dephosphorization water also comprises a left baffle and a right baffle which are fixedly connected with the top baffle.
The utility model adopts the technical scheme that the device for removing phosphorus from the seamless steel pipe comprises a high-pressure nozzle for spraying high-pressure water to the seamless steel pipe to remove phosphorus; the dephosphorization water guide structure for the seamless steel pipe dephosphorization device is also included.
Further, still including setting up in the recovery pond of dephosphorization water guide structure below.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the utility model discloses a seamless steel tube dephosphorization device and a dephosphorization water guide structure thereof, wherein the dephosphorization water guide structure comprises a top baffle and a front baffle connected with the front end of the top baffle; the bottom of preceding baffle is equipped with the arc mouth (supplies seamless steel pipe to pass through) that is used for with seamless steel pipe looks adaptation, and the at least medial surface of preceding baffle is equipped with the guide plate subassembly that is the type of falling V structure, and the ridge of guide plate subassembly is less than 90 degrees contained angles with preceding baffle. The device for removing phosphorus from the seamless steel pipe comprises a high-pressure nozzle for spraying high-pressure water to the seamless steel pipe to remove phosphorus and the phosphorus removal water guide structure.
The surface of the seamless steel pipe is impacted by high-pressure water sprayed by a high-pressure nozzle with an inclination angle of 74 degrees, and then dephosphorization water sprayed forwards along the direction of the seamless steel pipe is blocked by the top baffle and the front baffle and enters the guide plate assembly along the top baffle and the front baffle; guiding the dephosphorization water to deviate from the designated position of the seamless steel pipe by the two side parts of the guide plate assembly; the ridge of the guide plate assembly is tilted upwards (forms an included angle smaller than 90 degrees with the front baffle), so that the dephosphorization water can smoothly enter the two side parts to complete guiding, and the dephosphorization water is further prevented from flowing into the surface of the high-temperature seamless steel pipe passing through the arc-shaped opening at the bottom of the front baffle through the ridge.
To sum up, the utility model discloses can lead to the assigned position along the dephosphorization water that seamless steel pipe direction sprays forward, prevent that it from falling on high temperature seamless steel pipe surface, reduce the temperature drop of dephosphorization water to high temperature seamless steel pipe surface, stop seamless steel pipe surface the temperature drop appear and can't satisfy the temperature requirement of quenching, ensure the steel pipe performance.
Drawings
FIG. 1 is a schematic structural view of a first embodiment of a guiding structure for dephosphorization water according to the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic structural view of a second embodiment of the guiding structure for dephosphorization water according to the present invention;
FIG. 5 is a front view of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 7 is a schematic view of the structure of FIG. 4 in another use state;
FIG. 8 is a schematic view of a portion of the structure of FIG. 7;
in the figure: 1-top baffle, 2-front baffle, 21-first baffle, 22-second baffle, 23-arc opening, 24-guide plate component, 241-first guide plate, 242-second guide plate, 243-ridge, 3-left baffle, 4-right baffle, 5-seamless steel pipe and 6-shell.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present embodiment is described in detail with reference to the accompanying drawings. It should be understood that the orientation or position relationship described in the description of the present invention as "top", "bottom", "left", "right", "front", "back", etc. is based on the orientation and position relationship when installed and used, and is only for the convenience of simplifying the description, and should not be construed as limiting the present invention.
The first embodiment is as follows:
the embodiment discloses a guiding structure for dephosphorization water, which mainly aims at guiding the dephosphorization water on a seamless steel pipe with one or a few sizes.
As shown in fig. 1 to 3, a guiding structure for dephosphorization water comprises a top baffle 1 and a front baffle 2 fixedly connected (welded) with the front end of the top baffle 1; the bottom of preceding baffle 2 is equipped with the arc mouth 23 that is used for 5 looks adaptations with seamless steel pipe, and this arc mouth 23 can ensure that seamless steel pipe 5 passes through smoothly, and the medial surface 25 of preceding baffle 2 is equipped with the guide plate subassembly 24 that is the type of falling V structure, and the ridge 243 of guide plate subassembly 24 is less than 90 degrees contained angles with preceding baffle 2, also is the slant slope, can effectively avoid dephosphorization water to flow in through ridge 243 on the surface of the seamless steel pipe 5 of high temperature that the arc mouth 23 passes through in baffle 2 bottom before.
There are a variety of specific configurations of the baffle assembly 24, two of which are described in detail below. One kind, the baffle assembly 24 is a split structure, which includes a first baffle 241 and a second baffle 242 welded on the inner side of the front baffle 2, and the top of the first baffle 241 (the top is an inclined plane) and the top of the second baffle 242 are connected to form the ridge 243. The first guide plate 241 and the second guide plate 242 are welded to the front baffle 2 at an included angle smaller than 90 degrees with the front baffle 2, and as long as the ridge portion 243 is ensured to be inclined upwards, the welding angle between the first guide plate 241 and the front baffle 2 and the welding angle between the second guide plate 242 and the front baffle 2 are not limited.
Alternatively, the baffle assembly 24 is a one-piece structure including a baffle bent to form an inverted V-shaped structure with a ridge 243 at the bend.
Both side portions of the baffle assembly 24 of the inner side (i.e., the first and second baffles 241 and 242 or the bent upper surface of the rear baffle) serve to guide the dephosphorization water blocked by the front baffle 2 and the top baffle 1 to a designated position (recovery tank).
In order to further prevent the phosphorus removal water from splashing, the phosphorus removal water guiding structure of the embodiment further comprises a left baffle 3 and a right baffle 4 fixedly connected with the top baffle 1 and the front baffle 2. The top baffle 1, the front baffle 2, the left baffle 3 and the right baffle 4 form a box body structure with two open ends.
The embodiment also discloses a seamless steel tube dephosphorization apparatus, which comprises a shell 6, a high-pressure nozzle arranged in the shell 6 and used for spraying high-pressure dephosphorization water to the seamless steel tube 5, the dephosphorization water guide structure and a recovery tank (not shown in the figure) arranged below the dephosphorization water guide structure. Wherein the top baffle 1, the left baffle 3 and the right baffle 4 are all welded with the outer side surface of the shell 6.
In this embodiment, since the front baffle 2 and the top baffle 1 are fixed, and the size of the arc-shaped opening 23 is also fixed, only one or a few sizes of seamless steel pipes 6 are allowed to pass through.
Example two:
in order to increase the universality of the dephosphorization water guiding structure, the embodiment is further optimized on the basis of the first embodiment, and the optimized structure can guide the dephosphorization water on seamless steel pipes with different sizes.
Only the components that are optimized are explained in detail below.
As shown collectively in fig. 4 to 8, the front barrier 2 in the present embodiment includes a first barrier 21 and a second barrier 22 that are hinged; the first baffle 21 is hinged with the top baffle 1, and the inner side surface and the outer side surface of the second baffle 22 are both provided with a guide plate assembly 24; the guide plate assembly 24 on the inner side is used for guiding the dephosphorization water blocked by the front baffle 2 and the top baffle 1 to a designated position (a recovery tank); the guide plate assembly 24 on the outer side is used for guiding the dephosphorization water flowing out of the hinge joint to a designated position (a recovery tank).
In order to ensure the flow guiding effect, the first flow guiding plate 241 and the second flow guiding plate 242 are preferably welded to the front baffle 2 at an included angle of less than 60 degrees.
In this embodiment, the top baffle 1 is hinged to the first baffle 21, and the first baffle 21 is hinged to the second baffle 22 through hinges (with a certain damping); the hinge can also be realized by a hinge seat, a hinge lug and a pin shaft, the hinge mode has various modes, and other hinge modes are not listed.
Also, in order to further prevent the phosphorus removal water from splashing, the phosphorus removal water guide structure of the present embodiment further includes a left baffle 3 and a right baffle 4 fixedly connected (welded) to only the top baffle 1.
The embodiment also discloses a seamless steel tube dephosphorization apparatus, which comprises a shell 6, a high-pressure nozzle arranged in the shell 6 and used for spraying high-pressure dephosphorization water to the seamless steel tube 5, the dephosphorization water guide structure and a recovery tank (not shown in the figure) arranged below the dephosphorization water guide structure. Wherein the top baffle 1, the left baffle 3 and the right baffle 4 are all welded with the outer side surface of the shell 6.
In this embodiment, the front baffle 2 is rotatable relative to the top baffle 1, that is, when the large-sized seamless steel tube 6 passes through, the first baffle 21 and the second baffle 22 can be forced to turn over at a certain angle to automatically adjust and adapt to the radial size of the seamless steel tube 6 (see fig. 7 and 8), and the phenomenon that the seamless steel tube 6 cannot pass through cannot occur, that is, the front baffle with the structure can allow seamless steel tubes 6 with different sizes to pass through; the universality of the guiding structure of the dephosphorization water is improved.
The utility model discloses can lead to the assigned position along the dephosphorization water that seamless steel pipe direction sprays forward, prevent that it from falling on high temperature seamless steel pipe surface, reduce the temperature drop of dephosphorization water to high temperature seamless steel pipe surface, stop seamless steel pipe surface the temperature drop appear and can't satisfy the temperature requirement of quenching, ensure steel pipe performance.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and improvements can be made without departing from the design principle of the present invention, and these should also be considered as belonging to the protection scope of the present invention.
Claims (9)
1. A dephosphorization water guide structure for a seamless steel pipe dephosphorization device is characterized by comprising a top baffle and a front baffle connected with the front end of the top baffle; the bottom of preceding baffle be equipped with be used for with seamless steel pipe looks adaptation's arc mouth, the at least medial surface of preceding baffle is equipped with the guide plate subassembly that is the type of falling V structure, the ridge of guide plate subassembly with preceding baffle is less than 90 degrees contained angles.
2. The dephosphorizing water guide structure for a seamless steel tube dephosphorizing device according to claim 1, wherein the baffle assembly comprises a first baffle and a second baffle, and the top of the first baffle sloping upward and the top of the second baffle sloping upward are connected to form the ridge;
or the guide plate component comprises a guide plate, the guide plate is bent to form the inverted V-shaped structure, and the bent part is the ridge part.
3. The guiding structure of phosphorus removal water for the phosphorus removal device of seamless steel tube of claim 1 or 2, wherein the top baffle is fixedly connected with the front baffle, and the inner side surface of the front baffle is provided with the baffle assembly; the guide plate assembly on the inner side surface is used for guiding the dephosphorization water blocked by the front baffle and the top baffle to a designated position.
4. The phosphorus removal water guide structure for a seamless steel tube phosphorus removal device of claim 3, further comprising a left baffle and a right baffle fixedly connected to both the top baffle and the front baffle.
5. The dephosphorizing water guide structure for a seamless steel tube dephosphorizing device according to claim 1 or 2, wherein said front baffle plate comprises a first baffle plate and a second baffle plate which are hinged; the first baffle is hinged with the top baffle, and the inner side surface and the outer side surface of the second baffle are both provided with the guide plate assembly; the guide plate assembly on the outer side surface is used for guiding the dephosphorization water flowing out of the hinge joint gap to a specified position.
6. The dephosphorizing water guide structure for a seamless steel tube dephosphorizing device of claim 5, wherein the top baffle is hinged to the first baffle, and the first baffle is hinged to the second baffle.
7. The phosphorus removal water guide structure for a seamless steel tube phosphorus removal device of claim 5, wherein the phosphorus removal water guide structure further comprises a left baffle and a right baffle fixedly connected with the top baffle.
8. A dephosphorization device for a seamless steel pipe comprises a high-pressure nozzle used for spraying high-pressure dephosphorization water to the seamless steel pipe; the phosphorus removal water guide structure is characterized by further comprising the phosphorus removal water guide structure for the seamless steel pipe phosphorus removal device in any one of claims 1 to 7.
9. The phosphorus removal device of claim 8, further comprising a recovery tank disposed below the phosphorus removal water guide structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764684.7U CN210876779U (en) | 2019-10-21 | 2019-10-21 | Seamless steel pipe phosphorus removal device and dephosphorization water guide structure thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764684.7U CN210876779U (en) | 2019-10-21 | 2019-10-21 | Seamless steel pipe phosphorus removal device and dephosphorization water guide structure thereof |
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| CN210876779U true CN210876779U (en) | 2020-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375531A (en) * | 2021-05-14 | 2021-09-10 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
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2019
- 2019-10-21 CN CN201921764684.7U patent/CN210876779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375531A (en) * | 2021-05-14 | 2021-09-10 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
| CN113375531B (en) * | 2021-05-14 | 2023-11-03 | 南京钢铁股份有限公司 | Quenching machine nozzle striking angle measuring tool and manufacturing method and using method thereof |
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