CN217149734U - Practical track foundation structure under stove - Google Patents
Practical track foundation structure under stove Download PDFInfo
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- CN217149734U CN217149734U CN202220354605.0U CN202220354605U CN217149734U CN 217149734 U CN217149734 U CN 217149734U CN 202220354605 U CN202220354605 U CN 202220354605U CN 217149734 U CN217149734 U CN 217149734U
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- square billet
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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
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model discloses a practical track foundation structure under stove, including reinforced concrete basic unit, rectangular square billet has been buried underground to reinforced concrete basic unit's inside, and the bottom fixedly connected with concrete reinforcement frame of rectangular square billet. This practical track foundation structure under stove, rectangular square billet, all through the connected mode of full weld between concrete steel bar frame and the track bottom plate, sturdy and durable, and the track welding clamp plate is tailor-made according to the radian and the size of QU120 track body root, fixed effect is better to the bottom of QU120 track body, utilize the track welding clamp plate to replace the solid fixed pressing plate of bolt-up formula, can avoid the bolt to be heated not hard up and cause the track to lose fixedly, the state of current bottom plate fritter and dispersion has been changed simultaneously, high temperature also is difficult for making its deformation desolder, the concrete can not be loose because of high temperature more, fall the piece, be favorable to maintaining the fixed effect of track, avoid breaking away from two car walking routes, the condition of production abnormal interruption.
Description
Technical Field
The utility model relates to a track technical field specifically is a practical track foundation structure under stove.
Background
The product steel slag and molten steel during the smelting process of the converter are respectively conveyed to a slag span and a molten steel receiving span from the lower part of the converter through two vehicles (a molten steel vehicle and a slag car) below the converter, the molten steel vehicle and the slag car have fixed traveling routes, and a QU120 heavy rail is mostly adopted as a fixed rail of the traveling route at present for 120t converters. The track uses environment high temperature and high dust, while the prior QU120 track is fixed on a foundation soleplate which is a 400 x 150 x 10 steel plate, the distance between every two soleplate is 400mm, and the length of the track foundation is 98 m. The bottom plate is welded on the embedded steel bars of the concrete frame, and the bottom plate and the frame are welded into a whole and then are together subjected to concrete pouring. The rail fixing uses a standard QU120 rail fixing piece, and consists of a bottom plate, a pressing plate, a wedge and a bolt. Under high temperature, many sediment, changeable converter of environment, track mounting bolt is heated not hard up easily, and high temperature makes the fritter and the bottom plate of dispersion warp the desoldering easily simultaneously, and the concrete then can be loose because of the high temperature, fall the piece, and the bottom plate warp the back, when the slag passage is cleared up to the forklift, very easily is shoveled out by the forklift to make the track lose fixedly, break away from two car walking routes, and then lead to unable normal transport of molten steel car and slag car, production abnormal interruption.
Aiming at the problems, innovative design is urgently needed on the basis of the original track structure under the furnace.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a practical track foundation structure under stove, in order to solve the high temperature that proposes in the above-mentioned background art, many sediment, under the changeable converter stove of environment, track mounting bolt is heated easily not hard up, simultaneously high temperature makes the bottom plate deformation of fritter and dispersion easily to desolder, the concrete then can be loose because of the high temperature, fall the piece, the bottom plate warp the back, when the lift truck clearance slag road, very easily be shoveled out by the lift truck, thereby make the track lose fixedly, break away from two car walking routes, and then lead to unable normal transport of molten steel car and slag car, the problem of production abnormal interruption.
In order to achieve the above object, the utility model provides a following technical scheme: a practical under-furnace track foundation structure, comprising:
the reinforced concrete base layer is internally embedded with a rectangular square billet, the bottom of the rectangular square billet is fixedly connected with a concrete reinforced frame, the top of the rectangular square billet is fixedly connected with a track bottom plate, the top of the track bottom plate is fixedly connected with a QU120 track body, and the outer wall of the QU120 track body is fixedly connected with a track welding pressing plate;
the high-strength grouting material is arranged on the outer surface of the track bottom plate;
the composite protective base plate is laid on the top of the reinforced concrete base layer, the bottom of the composite protective base plate is attached to the top of the reinforced concrete base layer, and the bottom of the composite protective base plate is fixedly connected with a clamping bolt;
and the metal embedded part is embedded in the reinforced concrete base layer and is positioned under the composite protective backing plate.
Preferably, the bottom of the rectangular square billet is welded with the top of the concrete reinforcing steel bar frame, the top of the rectangular square billet is welded with the bottom of the track bottom plate, and the rectangular square billet, the concrete reinforcing steel bar frame and the track bottom plate form an integrated structure.
Preferably, the QU120 rail body is connected with the rail welding pressing plate in a welding mode, the bottom of the QU120 rail body penetrates through the top of the rail welding pressing plate, the bottom of the rail welding pressing plate is connected with the top of the rail base plate in a welding mode, and the QU120 rail body is fixedly installed at the top of the rail base plate through the rail welding pressing plate.
Preferably, the composite protection backing plate comprises a steel plate body, a heat insulation backing plate and an abrasion-proof coating, the number of the steel plate bodies is two, the heat insulation backing plate is fixedly installed between the two steel plate bodies, the outer surface of each steel plate body is provided with the abrasion-proof coating, and the composite protection backing plate sequentially comprises the abrasion-proof coating, the steel plate body, the heat insulation backing plate and the steel plate body from outside to inside.
Preferably, the composite protective base plate is fixed on the top of the reinforced concrete base layer through the clamping bolt and the metal embedded part, the clamping bolt and the metal embedded part form a clamping structure, the inner size of the metal embedded part is completely matched with the outer size of the clamping bolt, and the clamping bolt and the metal embedded part are arranged in a one-to-one correspondence mode.
Compared with the prior art, the utility model provides a practical track foundation structure under stove has following advantage:
1. the rectangular square billet, the concrete steel bar frame and the track bottom plate are all connected in a full-welding mode, the rectangular square billet, the concrete steel bar frame and the track bottom plate are firm and durable, the track welding pressing plate is specially made according to the radian and the size of the root of the QU120 track body, the bottom fixing effect of the QU120 track body is better, the bolt fastening type fixing pressing plate is replaced by the track welding pressing plate, the situation that the track is not fixed due to the fact that bolts are heated and loosened can be avoided, meanwhile, the dispersed state of the existing bottom plate due to small blocks is changed, the track welding pressing plate is not prone to being deformed and detached due to high temperature, concrete cannot be loosened and fall off due to high temperature, the track fixing effect can be maintained, and the situations that two vehicles are separated from a traveling route and production is abnormally interrupted are avoided;
2. the composite protective base plate is provided with the clamping bolt and the metal embedded part, the clamping bolt at the bottom of the composite protective base plate is sequentially inserted into the metal embedded part, the composite protective base plate can be laid at the top of the reinforced concrete base layer, when the design of the composite protective base plate effectively avoids a forklift from cleaning a slag channel, the composite protective base plate is directly contacted and cut to scratch the reinforced concrete base layer, the anti-abrasion coating can form a protective layer on the surface of the steel plate body, the surface abrasion of the steel plate body is reduced, the heat insulation base plate plays a heat insulation effect, the high temperature is prevented from being directly transmitted to the reinforced concrete base layer, the overall protection effect on the reinforced concrete base layer is better, and the service life of the track is effectively prolonged.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the structural connection between the reinforced concrete base layer and the rectangular square billet of the present invention;
FIG. 3 is a schematic cross-sectional view of the composite protection mat of the present invention;
FIG. 4 is a schematic view of the structural connection between the latch bolt and the metal embedded part according to the present invention;
fig. 5 is a schematic view of the structural connection between the snap-fit bolt and the metal embedded part according to the present invention.
In the figure: 1. a reinforced concrete base layer; 2. rectangular square billets; 3. a concrete reinforcing steel frame; 4. a track floor; 5. QU120 rail body; 6. welding a pressing plate on the rail; 7. high-strength grouting material; 8. compounding a protective backing plate; 81. a steel plate body; 82. a heat insulating base plate; 83. an anti-wear coating; 9. a fastening bolt; 10. and (4) a metal embedded part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-5, the present invention provides a technical solution: a practical under-furnace track foundation structure, comprising: a reinforced concrete base layer 1, a rectangular square billet 2, a concrete reinforcement frame 3, a track bottom plate 4, a QU120 track body 5, a track welding pressing plate 6, a high-strength grouting material 7, a composite protection backing plate 8, a steel plate body 81, a heat insulation backing plate 82, an anti-abrasion plating layer 83, a clamping bolt 9 and a metal embedded part 10,
the reinforced concrete base layer comprises a reinforced concrete base layer 1, wherein a rectangular square blank 2 is embedded in the reinforced concrete base layer 1, the bottom of the rectangular square blank 2 is fixedly connected with a concrete reinforced frame 3, the top of the rectangular square blank 2 is fixedly connected with a track bottom plate 4, the top of the track bottom plate 4 is fixedly connected with a QU120 track body 5, and the outer wall of the QU120 track body 5 is fixedly connected with a track welding pressing plate 6;
the high-strength grouting material 7 is arranged on the outer surface of the track bottom plate 4;
the composite protective backing plate 8 is laid on the top of the reinforced concrete base layer 1, the bottom of the composite protective backing plate 8 is attached to the top of the reinforced concrete base layer 1, and the bottom of the composite protective backing plate 8 is fixedly connected with a clamping bolt 9;
and the metal embedded part 10 is embedded in the reinforced concrete base layer 1, and the metal embedded part 10 is positioned under the composite protective backing plate 8.
Specifically, as shown in fig. 1 and 2, the bottom of a rectangular square billet 2 is connected with the top of a concrete reinforcement frame 3 in a welding manner, the top of the rectangular square billet 2 is connected with the bottom of a track bottom plate 4 in a welding manner, the rectangular square billet 2, the concrete reinforcement frame 3 and the track bottom plate 4 form an integrated structure, the integrated design enables the connection among the structures to be tighter, the rectangular square billet 2, the concrete reinforcement frame 3 and the track bottom plate 4 are directly connected through full welding, the rectangular square billet, the concrete reinforcement frame 3 and the track bottom plate 4 are not easy to break away from and damage, and the existence of a connection gap is avoided;
specifically, as shown in fig. 1 and 2, the QU120 rail body 5 is connected with the rail welding pressing plate 6 in a welding mode, the bottom of the QU120 rail body 5 penetrates through the top of the rail welding pressing plate 6, the bottom of the rail welding pressing plate 6 is connected with the top of the rail base plate 4 in a welding mode, the QU120 rail body 5 is fixedly installed at the top of the rail base plate 4 through the rail welding pressing plate 6, the installation of the rail welding pressing plate 6 is facilitated through the QU120 rail body 5, the QU120 rail body 5 is fixed at the top of the rail base plate 4 in a full-welding mode, the use of connecting pieces such as bolts is reduced, the fixing effect of the rail welding pressing plate 6 is better, and the QU120 rail body can be stably erected at the top of the rail base plate 4;
as shown in fig. 2 and 3, the composite protective backing plate 8 includes a steel plate 81, a heat insulation backing plate 82 and an anti-wear plating 83, and the number of the steel plate bodies 81 is two, and the heat insulation pad 82 is fixedly installed between the two steel plate bodies 81, and the outer surface of the steel plate 81 is provided with an anti-wear plating layer 83, and the composite protective backing plate 8 comprises the anti-wear plating layer 83, the steel plate 81, a heat insulation backing plate 82 and the steel plate 81 from outside to inside in sequence, the composite protective backing plate 8 is arranged, so that the reinforced concrete base layer 1 is prevented from being directly contacted and scratched when a forklift cleans a slag channel, a protective layer can be formed on the surface of the steel plate body 81 due to the design of the anti-abrasion coating 83, the surface abrasion of the steel plate body 81 is reduced, meanwhile, the heat insulation base plate 82 arranged between the two steel plate bodies 81 can play a heat insulation effect, so that high temperature is prevented from being directly transmitted to the reinforced concrete base layer 1, and the reinforced concrete base layer 1 can be well protected;
specifically, as shown in fig. 2, fig. 3 and fig. 4, the composite protective backing plate 8 is fixed on the top of the reinforced concrete base layer 1 through the clamping bolt 9 and the metal embedded part 10, the clamping bolt 9 and the metal embedded part 10 form a clamping structure, the internal size of the metal embedded part 10 is completely matched with the external size of the clamping bolt 9, the clamping bolt 9 and the metal embedded part 10 are arranged in a one-to-one correspondence manner, the composite protective backing plate 8 is convenient to install and fix quickly through the arranged clamping bolt 9 and the metal embedded part 10, and when the composite protective backing plate 8 is aged and worn, the composite protective backing plate 8 is also convenient to replace.
The working principle is as follows: when the practical under-furnace track foundation structure is used, according to the figures 1, 2 and 3, under-furnace track foundation concrete is broken during overhaul, the original installation structure and the track are completely removed, then two concrete reinforcement frames 3 produced by a steel mill are laid side by side according to the track direction, the concrete reinforcement frames 3 and rectangular square blanks 2 are welded into a whole in a full-welding mode, then a track bottom plate 4 is made of a steel plate with the thickness of 40mm, then the track bottom plate 4 is welded on the rectangular square blanks 2 and laid in the whole process, then concrete and steel bars are used for stacking to form a reinforced concrete base layer 1, the rectangular square blanks 2 and the concrete reinforcement frames 3 are buried in the reinforced concrete base layer 1, high-strength grouting materials 7 are completely poured outside the track bottom plate 4, after the high-strength grouting materials 7 are dried, the track is installed according to the track distance requirement and the track installation standard, the QU120 rail body 5 needs to be fixed by using a specially-made rail welding pressing plate 6, the rail welding pressing plate 6 is manufactured according to the radian and the size of the root part of the QU120 rail body 5, a bolt fastening type fixing pressing plate WJK-QU120 is replaced, the rail is prevented from losing fixation due to the fact that bolts are heated and loosened, the QU120 rail body 5 is fixed to the top of the rail bottom plate 4 in a full welding mode, and then the rail welding pressing plate 6 can be installed;
according to the figures 2, 3 and 4, when the reinforced concrete base layer 1 is formed by stacking concrete and reinforcing steel bars, the metal embedded parts 10 are embedded at equal intervals along the track direction while the concrete is not completely solidified, after the track is completely installed, the clamping bolts 9 at the bottom of the composite protective backing plate 8 can be sequentially inserted into the metal embedded parts 10 to complete the laying of the composite protective backing plate 8, the composite protective backing plate 8 comprises a steel plate body 81, a heat insulation backing plate 82 and an anti-abrasion plating layer 83, the steel plate body 81, the heat insulation backing plate 82 and the steel plate body 81 are sequentially arranged from outside to inside, the design of the composite protective backing plate 8 effectively avoids the situation that the reinforced concrete base layer 1 is directly touched and scraped when a forklift is used for cleaning a slag track, the anti-abrasion plating layer 83 can form a protective layer on the surface of the steel plate body 81 to reduce the surface abrasion of the steel plate body 81, and the heat insulation backing plate 82 has the heat insulation effect, the high temperature is prevented from being directly transmitted to the reinforced concrete base layer 1, and the reinforced concrete base layer 1 can be well protected.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A practical under-furnace track foundation structure, comprising:
the reinforced concrete base layer (1), a rectangular square billet (2) is embedded in the reinforced concrete base layer (1), the bottom of the rectangular square billet (2) is fixedly connected with a concrete reinforcement frame (3), the top of the rectangular square billet (2) is fixedly connected with a track bottom plate (4), the top of the track bottom plate (4) is fixedly connected with a QU120 track body (5), and meanwhile, the outer wall of the QU120 track body (5) is fixedly connected with a track welding pressing plate (6);
the high-strength grouting material (7) is arranged on the outer surface of the track bottom plate (4);
the composite protective backing plate (8) is laid on the top of the reinforced concrete base layer (1), the bottom of the composite protective backing plate (8) is attached to the top of the reinforced concrete base layer (1), and the bottom of the composite protective backing plate (8) is fixedly connected with a clamping bolt (9);
and the metal embedded part (10) is embedded in the reinforced concrete base layer (1), and the metal embedded part (10) is positioned under the composite protective backing plate (8).
2. A practical under furnace track infrastructure as claimed in claim 1, wherein: the bottom of rectangle square billet (2) links to each other with the top welding of concrete reinforcement frame (3), and the top of rectangle square billet (2) links to each other with the bottom welding of track bottom plate (4), and rectangle square billet (2), concrete reinforcement frame (3) and track bottom plate (4) constitute integrated structure.
3. A practical under furnace track infrastructure as claimed in claim 1, wherein: QU120 track body (5) link to each other with track welding clamp plate (6) welding, and the top of track welding clamp plate (6) is run through to the bottom of QU120 track body (5), and the bottom of track welding clamp plate (6) links to each other with the top welding of track bottom plate (4), and QU120 track body (5) pass through track welding clamp plate (6) fixed mounting at the top of track bottom plate (4).
4. A practical under furnace track infrastructure as claimed in claim 1, wherein: the composite protection backing plate (8) comprises a steel plate body (81), a heat insulation backing plate (82) and an anti-abrasion coating (83), the number of the steel plate bodies (81) is two, the heat insulation backing plate (82) is fixedly installed between the two steel plate bodies (81), the outer surface of each steel plate body (81) is provided with the anti-abrasion coating (83), and the composite protection backing plate (8) is sequentially provided with the anti-abrasion coating (83), the steel plate body (81), the heat insulation backing plate (82) and the steel plate body (81) from outside to inside.
5. A practical under furnace track infrastructure as claimed in claim 1, wherein: the composite protective backing plate (8) is fixed to the top of the reinforced concrete base layer (1) through the clamping bolts (9) and the metal embedded parts (10), the clamping bolts (9) and the metal embedded parts (10) form a clamping structure, the inner size of the metal embedded parts (10) is completely matched with the outer size of the clamping bolts (9), and the clamping bolts (9) and the metal embedded parts (10) are arranged in a one-to-one correspondence mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220354605.0U CN217149734U (en) | 2022-02-21 | 2022-02-21 | Practical track foundation structure under stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220354605.0U CN217149734U (en) | 2022-02-21 | 2022-02-21 | Practical track foundation structure under stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217149734U true CN217149734U (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220354605.0U Active CN217149734U (en) | 2022-02-21 | 2022-02-21 | Practical track foundation structure under stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217149734U (en) |
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- 2022-02-21 CN CN202220354605.0U patent/CN217149734U/en active Active
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