CN219112519U - Guide groove for liquid cooling hot rolled steel - Google Patents
Guide groove for liquid cooling hot rolled steel Download PDFInfo
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- CN219112519U CN219112519U CN202220610261.5U CN202220610261U CN219112519U CN 219112519 U CN219112519 U CN 219112519U CN 202220610261 U CN202220610261 U CN 202220610261U CN 219112519 U CN219112519 U CN 219112519U
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- guide groove
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- guide
- rolled steel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model provides a guide groove for liquid cooling hot rolled steel, which comprises a guide groove unit, wherein the guide groove unit comprises: the guide groove body is provided with two guide grooves which are arranged at intervals and penetrate through in the steel transmission direction; the cooling parts are in one-to-one correspondence with the guide grooves, one side surface of each cooling part is fixedly attached to the guide groove body and opposite to the corresponding guide groove, and cooling liquid is introduced into each cooling part; the guide slot base is detachably connected with the cooling part. According to the utility model, the guide groove body is cooled through the cooling square pipe filled with the cooling liquid, so that the online time length of the guide groove body is prolonged, the replacement time length of the guide groove body is avoided, and the efficiency of steel production operation is improved. Through setting up cooling side pipe and guide slot base to detachable connection, realize quick replacement, reduced the steel production because the downtime that changes the guide slot body and lead to, help improving the production efficiency of steel.
Description
Technical Field
The utility model relates to the technical field of steel processing, in particular to a guide groove for liquid cooling hot rolled steel.
Background
The steel rolling production is to change the shape of steel billet through the press working process of rolling mill, and the steel blank is rolled through a plurality of rolling mills on the steel rolling production line to obtain the required steel shape. In order to ensure that the steel blank can accurately enter the inlet of the next rolling mill after exiting from the outlet of the rolling mill, a plurality of rolling piece guide grooves connected end to end are arranged between the two rolling mills.
Under the hot rolling production process, the temperature of the rolled piece reaches more than 1000 ℃, the guide groove slightly deforms when being used for more than one day on line, and serious rolling accident hidden trouble exists when the guide groove is used for a long time.
Disclosure of Invention
In order to prolong the service life of the guide groove, the utility model provides the guide groove for liquid cooling hot rolling steel.
The utility model provides a guide groove for liquid cooling hot rolled steel, which adopts the following technical scheme:
a guide groove for liquid-cooled hot-rolled steel, comprising a guide groove unit, the guide groove unit comprising: the guide groove body is provided with two guide grooves which are arranged at intervals and penetrate through in the steel transmission direction; the cooling parts are in one-to-one correspondence with the guide grooves, one side surface of each cooling part is fixedly attached to the outer side of the corresponding guide groove body and is opposite to the corresponding guide groove, and cooling liquid is introduced into each cooling part; and the guide groove base is detachably connected with the cooling part.
Optionally, the cooling component is a cooling square tube, and an axis of the cooling square tube is parallel to an axis of the guide groove.
Optionally, both ends of the cooling square tube are closed, a liquid inlet and a liquid outlet are arranged on the side wall of the cooling square tube at intervals, and the cooling liquid circularly flows through the liquid inlet and the liquid outlet.
Optionally, the cooling part is fixedly connected to the guide groove body through a first positioning block, and a second positioning block is fixedly connected between the two cooling parts.
Optionally, a wear-resistant layer is disposed on the inner wall of the guiding groove, and the steel material rubs with the wear-resistant layer when passing through the guiding groove.
Optionally, a cover is detachably connected to one side of the guide groove body, where the guide groove is formed, and the cover seals an opening on one side of the guide groove opposite to the bottom wall of the guide groove body.
Optionally, two cooling parts are all fixedly connected with otic placodes on the side that deviates from each other, the otic placode with the nested cooperation of guide slot base.
Optionally, the otic placode with the guide slot base passes through the lead screw locking, the lead screw with the otic placode the guide slot base all screw thread fit.
Optionally, the number of the guide groove units is one/two/more; when the number of the guide groove units is larger than one, two or more guide groove units are sequentially connected along the steel conveying direction, so that two adjacent guide grooves along the steel conveying direction are communicated.
Alternatively, the channel body and therefore the cooling member may be removable from the channel base together.
In summary, the cooling square pipe with the cooling liquid is used for cooling the guide groove body, so that the online time length of the guide groove body is prolonged, the replacement time length of the guide groove body is prolonged on the wall surface, and the efficiency of steel production operation is improved. Through setting up cooling side pipe and guide slot base to detachable connection, realize quick replacement, reduced the steel production because the downtime that changes the guide slot body and lead to, help improving the production efficiency of steel.
Drawings
FIG. 1 is a top view of an embodiment of the present utility model for embodying a channel body, cooling square tube and channel base structure;
FIG. 2 is an axial view showing the overall structure of a guide groove for liquid-cooled hot-rolled steel according to an embodiment of the present utility model;
FIG. 3 is a view perpendicular to the axial direction of a cooling square tube for embodying the structure of the cooling square tube according to the embodiment of the present utility model;
fig. 4 is a schematic view showing a sequential arrangement of a plurality of guide groove units according to an embodiment of the present utility model.
Reference numerals: 1. a guide groove unit; 1', a guide groove unit; 1", a guide groove unit; 1', a guide groove unit; 11. a guide groove body; 111. a connecting lug; 2. a guide groove; 21. an inlet; 22. an outlet; 3. cooling the square tube; 31. a liquid inlet; 32. a liquid outlet; 4. a first positioning block; 5. a second positioning block; 6. a cover; 7. a wear-resistant layer; 8. a guide groove base; 81. a connecting plate; 9. ear plates; 91. and (5) a screw rod.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with aspects of the utility model as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used in this specification refers to and encompasses any or all possible combinations of one or more of the associated listed items.
The utility model is described in further detail below with reference to fig. 1-4.
The embodiment of the utility model discloses a guide groove for liquid cooling hot rolled steel.
The guide groove for liquid-cooled hot-rolled steel comprises a guide groove body 11, a cooling part and a guide groove base 8.
Referring to fig. 1 to 3, the guide groove body 11 is long and straight, and its length direction coincides with the conveying direction of the steel material. The upper surface of the guide groove body 11 is provided with two guide grooves 2 with axes parallel to the steel conveying direction at intervals, and when steel is conveyed, the steel moves in the guide grooves 2.
In order to further improve the durability of the guide groove body 11, the inner wall of the guide groove 2 is provided with a wear-resistant layer 7, the wear-resistant layer 7 is provided with a wear-resistant groove, the axis of the wear-resistant groove is parallel to the axis of the guide groove 2, and the wear-resistant layer 7 can be made of carbon steel, austenitic stainless steel, 10CrMo920 or other alloy materials containing molybdenum and chromium. A gap is reserved between the wear-resistant layer 7 and the inner wall of the guide groove 2, the width of the gap is 0.2-0.5 mm, on one hand, the gap enables the wear-resistant layer 7 to be conveniently installed in the guide groove 2, and on the other hand, when high-temperature steel passes through the wear-resistant layer 7, the wear-resistant layer 7 is expanded by heating and is abutted with the inner wall of the guide groove 2, so that the wear-resistant layer 7 is firmly installed and is not easy to loosen.
The wear-resistant layer 7 has good wear resistance, and can effectively prolong the service life of the guide groove body 11 compared with the direct friction between steel and the inner wall of the guide groove 2.
Referring to fig. 1 and 2, the cooling member may be a cooling square pipe 3, the axial direction of the cooling square pipe 3 is parallel to the axis of the guide groove 2, and one side surface of the cooling square pipe 3 is bonded to and welded to the bottom of the guide groove body 11. The number of the cooling square pipes 3 corresponds to the guide grooves 2 one by one, the two cooling square pipes 3 are opposite to the corresponding guide grooves 2 respectively, the side faces of the cooling square pipes 3 are attached to the guide bodies and opposite to the corresponding guide grooves 2, and the cooling effect of the cooling square pipes 3 on the guide groove bodies 11 is improved. The cooling square tube 3 cools the guide groove body 11, so that the online time length of the guide groove body 11 is increased, the replacement time length of the guide groove body 11 is avoided, and the efficiency of steel production operation is improved.
The cooling square tube 3 is welded with the guide groove body 11 through the first positioning block 4, the first positioning block 4 is in a cuboid shape, one side face of the first positioning block is welded and fixed with one of two axial sides of the guide groove body 11, and the bottom face of the first positioning block is welded with the cooling square tube 3 close to the first positioning block. Further, a plurality of second positioning blocks 5 are welded between the two cooling square pipes 3, so that the axes of the two cooling square pipes 3 are kept parallel.
Referring to fig. 3, both ends of the cooling square tube 3 are closed, a liquid inlet 31 and a liquid outlet 32 are formed in the side faces, facing away from each other, of the two cooling square tubes 3, cooling liquid is introduced into the cooling square tube 3, and the cooling liquid circulates through the liquid inlet 31 and the liquid outlet 32 on the cooling square tube 3. In this embodiment, the cooling liquid is preferably water.
Referring to fig. 2, a cover 6 is detachably connected to one side of the guide groove body 11 where the guide grooves 2 are opened, and the cover 6 closes one side of the two guide grooves 2 opposite to the bottom wall thereof.
Specifically, the sealing cover 6 is in a rectangular plate shape, two connecting lugs 111 are formed at each end of the sealing cover 6, the two connecting lugs 111 extend downwards and are attached to the end face of the guide groove body 11 close to the connecting lugs 111, and the connecting lugs 111 and the guide groove body 11 are fixed through bolts, so that the sealing cover 6 is fixed with the guide groove body 11. The cover 6 can prevent the steel from being separated from the guide groove 2 from the upper side of the guide groove body 11, and contributes to the improvement of safety in the steel transportation.
Referring to fig. 2, two cooling square pipes 3 are welded with one lug plate 9 on each of the sides facing away from each other, and the lug plate 9 has a rectangular plate shape. The guide slot base 8 is long straight, and length direction is on a parallel with the axial of cooling side pipe 3, and its length direction's both sides vertical upwards extend and form connecting plate 81, and two cooling side pipes 3 and guide slot base 8 butt, otic placode 9 hold between two connecting plates 81, and be fixed through lead screw 91 between connecting plate 81 and the otic placode 9 adjacent to it, and the butt is on the lateral wall of cooling side pipe 3 behind lead screw 91 screw thread screw in connecting plate 81 and the otic placode 9.
When the guide slot body 11 needs to be replaced, the lead screw 91 is firstly detached by a worker, then the guide slot body 11 and the cooling square tube 3 are integrally lifted from the guide slot base 8, then the guide slot body 11 and the cooling square tube 3 are integrally replaced, the lug plate 9 and the connecting plate 81 are fixed through the lead screw 91, and finally the guide slot body 11 is aligned with the left and right central lines, so that quick replacement is realized, the downtime of steel production caused by replacing the guide slot body 11 is reduced, and the production efficiency of steel is improved.
Furthermore, the whole surface of the guide groove for liquid cooling hot rolled steel is sprayed with antirust paint, so that the service life of the guide groove is prolonged, and the maintenance cost is reduced.
Referring to fig. 4, in another embodiment of the present application, a plurality of guide groove bodies 11 are welded and fixed on the upper sides of two cooling square pipes 3, the plurality of guide groove bodies 11 are arranged along the steel conveying direction, two guide grooves 2 adjacent along the steel conveying direction are communicated to form a plurality of guide groove units 1', 1", 1'" … …, the replacement efficiency of the guide groove bodies 11 and the cooling square pipes 3 is further improved, and the conveying path of the steel is prolonged, so that the guide groove for liquid-cooled hot-rolled steel can convey the steel with a larger specification.
In summary, in the guide groove for liquid-cooled hot-rolled steel, the guide groove body 11 is cooled by the cooling square tube 3 which is filled with the cooling liquid, so that the online time length of the guide groove body 11 is increased, the replacement time length of the guide groove body 11 is prolonged on the wall surface, and the efficiency of steel production operation is improved. The cooling square tube 3 can be detachably connected with the guide groove base 8, so that quick replacement is realized, downtime caused by replacement of the guide groove body 11 in steel production is reduced, and the production efficiency of steel is improved.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. The utility model provides a liquid cooling hot rolled steel is with guide slot which characterized in that: comprising a channel unit comprising:
the guide groove body is provided with two guide grooves which are arranged at intervals and penetrate through in the steel transmission direction;
the cooling parts are in one-to-one correspondence with the guide grooves, one side surface of each cooling part is fixedly attached to the outer side of the corresponding guide groove body and is opposite to the corresponding guide groove, and cooling liquid is introduced into each cooling part;
and the guide groove base is detachably connected with the cooling part.
2. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: the cooling part is a cooling square pipe, and the axis of the cooling square pipe is parallel to the axis of the guide groove.
3. The guide groove for liquid-cooled hot-rolled steel according to claim 2, wherein: the cooling square tube is closed at two ends, a liquid inlet and a liquid outlet are arranged on the side wall of the cooling square tube at intervals, and cooling liquid circularly flows through the liquid inlet and the liquid outlet.
4. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: the cooling parts are arranged at the bottoms of the guide groove bodies and fixedly connected to the guide groove bodies through first positioning blocks, and second positioning blocks are fixedly connected between the two cooling parts.
5. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: the inner wall of the guide groove is provided with a wear-resistant layer, and steel materials are rubbed with the wear-resistant layer when passing through the guide groove.
6. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: one side of the guide groove body provided with the guide groove is detachably connected with a sealing cover, and the sealing cover seals an opening on one side of the guide groove opposite to the bottom wall of the guide groove body.
7. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: and the two cooling parts are fixedly connected with lug plates on the side faces which are away from each other, and the lug plates are in nested fit with the guide groove base.
8. The guide groove for liquid-cooled hot-rolled steel according to claim 7, wherein: the lug plate is locked with the guide groove base through a screw rod, and the screw rod is in threaded fit with the lug plate and the guide groove base.
9. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: the number of the guide groove units is one/two/more; when the number of the guide groove units is larger than one, two or more guide groove units are sequentially connected along the steel conveying direction, so that two adjacent guide grooves along the steel conveying direction are communicated.
10. The guide groove for liquid-cooled hot-rolled steel according to claim 1, wherein: the channel body and therefore the cooling member can be removed together from the channel base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220610261.5U CN219112519U (en) | 2022-03-21 | 2022-03-21 | Guide groove for liquid cooling hot rolled steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220610261.5U CN219112519U (en) | 2022-03-21 | 2022-03-21 | Guide groove for liquid cooling hot rolled steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219112519U true CN219112519U (en) | 2023-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220610261.5U Active CN219112519U (en) | 2022-03-21 | 2022-03-21 | Guide groove for liquid cooling hot rolled steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219112519U (en) |
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2022
- 2022-03-21 CN CN202220610261.5U patent/CN219112519U/en active Active
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