CN218014929U - Hot rolling H shaped steel high pressure water phosphorus removal device - Google Patents
Hot rolling H shaped steel high pressure water phosphorus removal device Download PDFInfo
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- CN218014929U CN218014929U CN202221461048.9U CN202221461048U CN218014929U CN 218014929 U CN218014929 U CN 218014929U CN 202221461048 U CN202221461048 U CN 202221461048U CN 218014929 U CN218014929 U CN 218014929U
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Abstract
The utility model discloses a hot rolling H shaped steel water under high pressure phosphorus removal device belongs to machinery, including the high pressure medium spray tube that is used for carrying the transport unit of hot rolling H shaped steel and is used for spraying water to hot rolling H shaped steel surface, the high pressure medium spray tube is for enclosing to establish the H type of hot rolling H shaped steel lateral surface, be close to on the high pressure medium spray tube hot rolling H shaped steel surface one side is formed with the nozzle. The beneficial effects of the utility model are that: according to the shape design H type high pressure medium spray tube of hot rolling H shaped steel, make the hydroenergy of nozzle spun on the spray tube spout each position on hot rolling H shaped steel surface, clear away hot rolling H shaped steel surface because of the attached oxide scale of high temperature oxidation, effectively ensured the hot-galvanize quality effect of next process, and the ferrozinc alloy basic unit that forms is effectual, avoided the zinc-plating infirm, the emergence of the problem that drops.
Description
Technical Field
The utility model relates to a H shaped steel hot-galvanize field particularly, relates to a hot rolling H shaped steel water under high pressure phosphorus removal device.
Background
The existing hot-rolled H-shaped steel hot galvanizing process is that a hot-rolled H-shaped steel finished product cut into sections is purchased by a galvanizing processing factory at the downstream of a hot-rolled H-shaped steel factory, and after heating and removing surface impurities, galvanizing is carried out in a galvanizing bath to finish the production of galvanized H-shaped steel products.
Because the hot-rolled H-shaped steel finished product needs to be heated to a higher temperature before galvanization, the problems of higher comprehensive energy consumption and unfavorable carbon reduction and emission reduction exist, the 'tandem rolling and tandem plating' process is adopted, the subsequent galvanization process treatment is directly carried out by utilizing sufficient heat of 850 ℃ high temperature after the hot-rolled H-shaped steel is finally rolled, and the problem of high energy consumption of the galvanized H-shaped steel can be creatively solved without energy consumption and heating. If the 'continuous rolling and continuous plating' process is adopted, the surface of the steel billet needs to be subjected to high-pressure water dephosphorization before galvanization, but the high-pressure water dephosphorization aiming at the steel billet is only used for removing the oxide scales on the surface of the heated steel billet in the prior art, so that the oxide scales are prevented from being pressed in during hot rolling to cause unqualified surface quality of a steel finished product, and the structure cannot be used for the high-pressure water dephosphorization in the hot rolling H-shaped steel continuous rolling and continuous plating process.
In view of the above, the present inventors have made extensive studies to meet this need.
SUMMERY OF THE UTILITY MODEL
For overcoming the unable problem that is used for hot rolling H shaped steel of water phosphorus removal device under high pressure that exists among the prior art, the utility model provides a hot rolling H shaped steel water under high pressure phosphorus removal device, including the transport unit who is used for carrying hot rolling H shaped steel and the high pressure medium spray tube that is used for spraying water to hot rolling H shaped steel surface, the high pressure medium spray tube is for enclosing to establish the H type of hot rolling H shaped steel lateral surface, be close to on the high pressure medium spray tube hot rolling H shaped steel surface one side is formed with the nozzle.
According to the shape design H type high pressure medium spray tube of hot rolling H shaped steel, make the hydroenergy of nozzle blowout on the spray tube spout each position on hot rolling H shaped steel surface, clear away hot rolling H shaped steel surface because of high temperature oxidation's attached oxide scale, effectively ensured the hot-galvanize quality effect of next procedure, and the iron-zinc alloy basic unit that forms is effectual, has avoided the zinc-plating insecure, the emergence of the problem that drops.
Preferably, the nozzle inclines towards the inlet direction of the hot-rolled H-shaped steel on the high-pressure medium spray pipe, the included angle between the water spraying direction of the nozzle and the vertical direction is 10-30 degrees, the included angle is preferably 15 degrees, the fact that the adjustment of the water spraying direction of the nozzle has great influence on the high-pressure water striking force is found in the design process, when the included angle is 10-30 degrees and is preferably 15 degrees, the high-pressure water striking force is high in strength, and the cleaning effect is good.
Preferably, three high-pressure medium spray pipes are arranged in the length direction of the conveying component. Three high-pressure medium spray pipes are arranged to clean the surface of the hot-rolled H-shaped steel, so that the effect of removing the adhered iron scale on the surface of the hot-rolled H-shaped steel due to high-temperature oxidation is more thorough.
Preferably, the high-pressure medium spray pipe comprises side spray pipes arranged on two outer sides of the hot-rolled H-shaped steel, an upper spray pipe positioned at the upper and lower positions of the hot-rolled H-shaped steel and an inner spray pipe arranged at the upper and lower inner sides of the hot-rolled H-shaped steel, and the side spray pipes, the upper spray pipe and the inner spray pipe are connected in series to form an H-shaped closed loop and surround the surface of the hot-rolled H-shaped steel. The high-pressure water sprayed from the upper nozzle of the inner spray pipe can remove phosphorus from the complex section in the hot-rolled H-shaped steel, and the problem that the existing steel billet phosphorus removal equipment cannot remove phosphorus from the complex section of the hot-rolled H-shaped steel is solved.
Preferably, the high-pressure medium spray pipe and the nozzle are both stainless steel pipes, preferably thick-walled stainless steel pipes, and bear the pressure of at least 20 MPa.
Preferably, a high-pressure medium inlet pipe is arranged in the middle of two sides of the high-pressure medium spray pipe, and the high-pressure medium spray pipe inlet pipe is connected with a high-pressure water circulating system.
Preferably, the high-pressure water circulation system comprises a trench, a cyclone well, a sedimentation tank, a first filter, a cooling tower cooling water tank, a low-pressure water pump, a second filter, an axial compressor, an accumulator and a control valve in sequence along the water flow direction, and the control valve is positioned at the high-pressure medium inlet pipe.
Preferably, a dephosphorization cover is arranged above the hot-rolled H-shaped steel, and the high-pressure medium spray pipe is positioned below the dephosphorization cover.
Preferably, a splash-proof curtain is arranged on the phosphorus removal cover and close to the input end of the conveying component. The splash-proof curtain can effectively prevent the high-pressure water sprayed out of the high-pressure medium spray pipe from splashing, and improves the production environment.
Preferably, the conveying component comprises a roller way support, a motor and a conveying roller, wherein a central shaft at one end of the conveying roller is arranged on a rotating shaft of the motor, and two ends of the central shaft are arranged on the roller way support through bearing seats.
Has the advantages that:
adopt the utility model discloses technical scheme produces beneficial effect as follows:
(1) The H-shaped high-pressure medium spray pipe is designed according to the shape of the hot-rolled H-shaped steel, so that water sprayed from a spray nozzle on the spray pipe can be sprayed to each position of the 850 ℃ surface of the hot-rolled H-shaped steel, adhered iron scales on the surface of the hot-rolled H-shaped steel due to high-temperature oxidation are removed, and the hot galvanizing quality effect of the subsequent procedure is effectively guaranteed.
(2) The included angle between the water spraying direction of the nozzle and the vertical direction is 10-30 degrees, so that the high-pressure water striking force is high in strength, and the cleaning effect is better.
(3) High-pressure water sprayed by a nozzle on the inner spray pipe can remove phosphorus on a complex section in the hot-rolled H-shaped steel, and the problem that the conventional steel billet phosphorus removal equipment cannot remove phosphorus on the complex section of the hot-rolled H-shaped steel is solved.
(4) Three high-pressure medium spray pipes are arranged to clean the surface of the hot-rolled H-shaped steel, so that the effect of removing the iron scale attached to the surface of the hot-rolled H-shaped steel due to high-temperature oxidation is more thorough.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
FIG. 1 is a schematic view of the hot rolled H-section water under high pressure dephosphorizing apparatus of the present invention;
FIG. 2 is a schematic top view of the hot-rolled H-shaped water dephosphorization apparatus according to the present invention;
FIG. 3 is a schematic diagram of a preferred H-shaped high pressure medium nozzle of the present invention;
fig. 4 is a schematic diagram of the preferred high pressure water circulation system of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
According to the embodiment, the H-shaped high-pressure medium spray pipe is designed according to the shape of the hot-rolled H-shaped steel, so that water sprayed from a spray nozzle on the spray pipe can be sprayed to each position of the 850 ℃ surface of the hot-rolled H-shaped steel, adhered iron scales on the surface of the hot-rolled H-shaped steel due to high-temperature oxidation are removed, and the hot galvanizing quality effect of the subsequent process is effectively guaranteed. The specific implementation mode is as follows:
as shown in fig. 1, the hot-rolled H-shaped steel high-pressure water dephosphorization apparatus includes a conveying unit 1 for conveying hot-rolled H-shaped steel 100 and a high-pressure medium nozzle 2 for spraying water on the surface of the hot-rolled H-shaped steel 100, the high-pressure medium nozzle 2 is an H-shaped pipe surrounding the outer side surface of the hot-rolled H-shaped steel 100, and a nozzle 21 is formed on the high-pressure medium nozzle 2 near the surface of the hot-rolled H-shaped steel 100.
According to the shape design H type high pressure medium spray tube of hot rolling H shaped steel, make the hydroenergy of nozzle blowout on the spray tube spout each position on hot rolling H shaped steel surface, clear away hot rolling H shaped steel surface because of high temperature oxidation's attached oxide scale, effectively ensured the hot-galvanize quality effect of next procedure, and the iron-zinc alloy basic unit that forms is effectual, has avoided the zinc-plating insecure, the emergence of the problem that drops.
In a preferred embodiment, the nozzles 21 are inclined towards the inlet of the hot-rolled H-section steel 100 on the high-pressure medium spray pipe 2, and the included angle between the water spraying direction of the nozzles 21 and the vertical direction is 10 to 30 °, wherein the included angle is preferably 15 °, and it is found in the design process that the adjustment of the water spraying direction of the nozzles has a great influence on the high-pressure water striking force, and when the included angle is 10 to 30 °, preferably 15 °, the high-pressure water striking force is high, and the cleaning effect is good.
As a preferred embodiment, three high-pressure medium nozzles 2 are provided in the longitudinal direction of the conveying member 1. Three high-pressure medium spray pipes are arranged to clean the surface of the hot-rolled H-shaped steel, so that the effect of removing the iron scale attached to the surface of the hot-rolled H-shaped steel due to high-temperature oxidation is more thorough.
In a preferred embodiment, the high-pressure medium spray pipes 2 comprise side spray pipes 22 arranged on two outer sides of the hot-rolled H-shaped steel, upper spray pipes 23 positioned above and below the hot-rolled H-shaped steel, and inner spray pipes 24 arranged on two inner sides of the hot-rolled H-shaped steel, wherein the side spray pipes 22, the upper spray pipes 23, and the inner spray pipes 24 are connected in series to form an H-shaped closed loop and surround the surface of the hot-rolled H-shaped steel. The high-pressure water sprayed from the upper nozzle of the inner spray pipe can remove phosphorus from the complex section in the hot-rolled H-shaped steel, and the problem that the existing steel billet phosphorus removal equipment cannot remove phosphorus from the complex section of the hot-rolled H-shaped steel is solved.
In a preferred embodiment, the high pressure medium nozzle 2 and the nozzle 21 are stainless steel pipes, preferably thick-walled stainless steel pipes, which are subjected to a pressure of at least 20 MPa.
In a preferred embodiment, a high-pressure medium inlet pipe 25 is arranged at the middle position of two sides of the high-pressure medium spray pipe 2, and the high-pressure medium spray pipe inlet pipe 25 is connected with the high-pressure water circulating system 3.
In a preferred embodiment, the high-pressure water circulation system 3 comprises a trench 31, a cyclone well 32, a sedimentation tank 33, a first filter 34, a cooling tower 35, a cooling tower cooling water tank 36, a low-pressure water pump 37, a second filter 38, an axial compressor 39, an accumulator 40 and a control valve 42 in sequence along the water flow direction, wherein the control valve 42 is positioned at the position of the high-pressure medium inlet pipe 25.
In a preferred embodiment, a phosphorus removal cover 4 is arranged above the hot-rolled H-shaped steel, and the high-pressure medium spray pipe 2 is positioned below the phosphorus removal cover 4.
In a preferred embodiment, a splash-proof curtain 41 is arranged on the phosphorus removal cover 4 near the input end of the conveying component 1. The splash-proof curtain can effectively prevent the high-pressure water sprayed out of the high-pressure medium spray pipe from splashing, and the production environment is improved.
As a preferred embodiment, the conveying component 1 comprises a roller bed support 11, a motor 12 and a conveying roller 13, wherein a central shaft at one end of the conveying roller is mounted on a rotating shaft of the motor, and two ends of the central shaft are mounted on the roller bed support through bearing seats 14. The hot-rolled H-shaped steel is placed on the conveying roller, the conveying roller is driven by the motor to rotate, the hot-rolled H-shaped steel moves along the length direction, and in the process of passing through the high-pressure medium spray pipe, high-pressure water sprayed by the high-pressure medium spray pipe removes iron scales attached to the surface, so that preparation is made for a subsequent galvanizing procedure.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The hot-rolled H-shaped steel high-pressure water dephosphorization device is characterized by comprising a conveying part for conveying hot-rolled H-shaped steel and a high-pressure medium spray pipe for spraying water on the surface of the hot-rolled H-shaped steel, wherein the high-pressure medium spray pipe is an H-shaped pipe arranged on the outer side surface of the hot-rolled H-shaped steel in a surrounding manner, and a nozzle is formed on one side, close to the surface of the hot-rolled H-shaped steel, of the high-pressure medium spray pipe.
2. The hot-rolled H-shaped steel high-pressure water dephosphorization device according to claim 1, wherein the nozzles are inclined towards the hot-rolled H-shaped steel inlet on the high-pressure medium spray pipe, and the included angle between the water spray direction of the nozzles and the vertical direction is 10-30 degrees.
3. The hot-rolled H-shaped steel high-pressure water dephosphorization apparatus according to claim 1, wherein three high-pressure medium nozzles are arranged in the length direction of the conveying component.
4. The hot-rolled H-shaped steel high-pressure water dephosphorization device according to claim 1, wherein the high-pressure medium spray pipes comprise side spray pipes arranged on two outer sides of the hot-rolled H-shaped steel, upper spray pipes positioned above and below the hot-rolled H-shaped steel and inner spray pipes arranged on the upper and lower inner sides of the hot-rolled H-shaped steel, and the side spray pipes, the upper spray pipes and the inner spray pipes are connected in series to form an H-shaped closed loop and surround the surface of the hot-rolled H-shaped steel.
5. The hot-rolled H-shaped steel high-pressure water dephosphorization apparatus according to claim 1, wherein the high-pressure medium nozzle is a stainless steel pipe.
6. The hot-rolled H-shaped steel high-pressure water dephosphorization device according to claim 1, wherein a high-pressure medium inlet pipe is arranged in the middle of two sides of the high-pressure medium spray pipe, and the high-pressure medium spray pipe inlet pipe is connected with a high-pressure water circulation system.
7. The hot-rolled H-shaped steel high-pressure water dephosphorization device according to claim 1, wherein the high-pressure water circulation system comprises a trench, a cyclone well, a sedimentation tank, a first filter, a cooling tower cooling water tank, a low-pressure water pump, a second filter, an axial compressor, an accumulator and a control valve in sequence along the water flow direction, and the control valve is positioned at the high-pressure medium inlet pipe.
8. The hot-rolled H-shaped steel high-pressure water phosphorus removal device as claimed in claim 1, wherein a phosphorus removal cover is arranged above the hot-rolled H-shaped steel, and the high-pressure medium nozzle is located below the phosphorus removal cover.
9. The hot-rolled H-shaped steel high-pressure water phosphorus removal device as claimed in claim 8, wherein a splash-proof curtain is arranged on the phosphorus removal cover near the input end of the conveying component.
10. The hot-rolled H-shaped steel high-pressure water dephosphorization device according to claim 1, wherein the conveying component comprises a roller way support, a motor and a conveying roller, a central shaft at one end of the conveying roller is mounted on a rotating shaft of the motor, and two ends of the central shaft are mounted on the roller way support through bearing seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221461048.9U CN218014929U (en) | 2022-06-10 | 2022-06-10 | Hot rolling H shaped steel high pressure water phosphorus removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221461048.9U CN218014929U (en) | 2022-06-10 | 2022-06-10 | Hot rolling H shaped steel high pressure water phosphorus removal device |
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| Publication Number | Publication Date |
|---|---|
| CN218014929U true CN218014929U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221461048.9U Active CN218014929U (en) | 2022-06-10 | 2022-06-10 | Hot rolling H shaped steel high pressure water phosphorus removal device |
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|---|---|
| CN (1) | CN218014929U (en) |
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2022
- 2022-06-10 CN CN202221461048.9U patent/CN218014929U/en active Active
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