CN215638854U - Special hanging bracket for online replacement of trolley wheel shaft of circular cooler - Google Patents
Special hanging bracket for online replacement of trolley wheel shaft of circular cooler Download PDFInfo
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- CN215638854U CN215638854U CN202023008216.2U CN202023008216U CN215638854U CN 215638854 U CN215638854 U CN 215638854U CN 202023008216 U CN202023008216 U CN 202023008216U CN 215638854 U CN215638854 U CN 215638854U
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Abstract
The utility model relates to a special hanger for online replacement of an annular cooling machine trolley wheel shaft, and belongs to the technical field of maintenance of iron-making annular cooling machine equipment in the metallurgical industry. The technical scheme is as follows: comprises a lower bracket (30) and an upper bracket (31); the lower support (30) comprises a lower support upright post (2), a lower support upright post upper reinforcing rib plate (3), a guide chain hanging nose (4), a lower support bottom plate (5), a lower support upright post lower reinforcing rib plate (6) and a jack bracket (7), the upper support (31) comprises an upper support upright post (1), a rotary rod (9), a cross arm (14) and a diagonal reinforcing rib plate (17), and the upper support upright post (1) in the upper support (31) and the lower support upright post (2) in the lower support (30) are connected together through a positioning bolt (8). The utility model has the beneficial effects that: the online replacement of the trolley axle component can be safely and quickly realized, the maintenance time of the annular cooler trolley is greatly shortened, and the yield of the sintering machine is improved.
Description
Technical Field
The utility model relates to a special hanger for online replacement of an annular cooling machine trolley wheel shaft, and belongs to the technical field of maintenance of iron-making annular cooling machine equipment in the metallurgical industry.
Background
The circular cooler is a device for cooling high-temperature pellet materials by air blast, and consists of a driving device, a return frame, a trolley, a track and the like. One end of 60 sets of trolleys of the ring cooling machine is connected with the return frame through a hinge, the rear part of the other end of the 60 sets of trolleys is provided with a set of trolley wheels which are contacted with the track, and the set of trolley wheels consists of two parts, namely one wheel and a half axle are one part, the axle is not a through axle, one end of the axle is provided with the wheel, and the other end of the axle is provided with a screw thread and a nut; when the trolley is used, half axles with wheels penetrate through three wheel axle holes below the rear part of the trolley, and then the half axles are firmly connected through the baffle plates and the nuts. During production, hundreds of tons of materials are loaded through 60 groups of trolleys connected by hinges and circularly run along with a return frame in a high-temperature and high-dust place, and the purpose of cooling the materials is fulfilled. Because the working environment is severe, the wheel axle assembly of the circular cooler platform needs to be replaced after running for about one year, and when the wheel axle assembly is replaced, the wheel axle assembly weighing about 250 kilograms needs to be hoisted by a crane, and is manually loaded and unloaded by a sledge hammer, so that the circular cooler platform is time-consuming, labor-consuming, unsafe and easy to injure people by pounding. Therefore, a special hanger for online replacement of the trolley wheel shaft of the circular cooler needs to be designed, so that the trolley wheel shaft is safely and quickly replaced, and the production cost of iron making is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a special hanger for online replacement of a wheel shaft of a ring cooling machine platform, which can safely and quickly realize online replacement of the wheel shaft of the ring cooling machine platform and solve the problems in the background technology.
The technical scheme of the utility model is as follows:
a special hanging bracket for online replacement of a wheel shaft of a circular cooler trolley comprises a lower bracket and an upper bracket;
the lower support comprises a lower support upright post, a lower support upright post upper reinforcing rib plate, a guide chain hanging nose, a lower support bottom plate, a lower support upright post lower reinforcing rib plate and a jack bracket, the lower support upright post is vertically fixed on the lower support bottom plate and is reinforced by four lower support upright post lower reinforcing rib plates, the lower support bottom plate is fixed on the trolley walking board, the lower support upright post upper reinforcing rib plate is arranged between the lower support upright post and the lower support bottom plate, the guide chain hanging nose is arranged in the middle of the lower support upright post upper reinforcing rib plate, and the jack bracket is arranged below the middle of the lower support upright post;
the upper support comprises an upper support upright post, a rotary rod, a cross arm and a diagonal reinforcing rib plate, wherein the rotary rod is fixed on the upper support upright post, the top end of the upper support upright post is fixed with the cross arm, the cross arm is provided with a sliding groove, a sliding ring hanging nose is arranged in the sliding groove, and the diagonal reinforcing rib plate is welded between the upper support upright post and the cross arm;
and the upper support upright column in the upper support and the lower support upright column in the lower support are connected together through a positioning bolt.
The upper support stand column in the upper support and the lower support stand column in the lower support are both thick-wall seamless steel tubes, the diameter of the upper support stand column is smaller than that of the lower support stand column, and the upper support stand column is inserted into the lower support stand column.
And circular steel plates are welded at two ends of the upper support upright post.
And pin holes matched with the positioning bolts are respectively arranged on the upper support stand column and the lower support stand column.
The rotating rod is vertically arranged with the upper bracket upright post.
The sliding groove on the cross arm is arranged along the length direction of the cross arm.
The slip ring hanging nose is connected in the sliding groove in a sliding mode.
The special hanging bracket for online replacement of the wheel shaft of the circular cooler trolley also comprises a vertical chain block and a horizontal chain block, wherein the vertical chain block is hung on the sliding ring hanging nose, and the horizontal chain block is hung on the guide chain hanging nose.
The utility model has the beneficial effects that: the structure is simple, a special crane is not needed, online replacement of the trolley axle assembly can be safely and quickly realized, the time for replacing one wheel axle assembly is reduced to about 1.5 hours from 2-3 hours in the background technology, the overhaul time of the circular cooler trolley is greatly shortened, and the yield of a sintering machine is improved.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the axle of the present invention in a disassembled condition;
FIG. 3 is a schematic view of the axle of the present invention in an installed and used state;
FIG. 4 is a schematic view of the axle hoisting in use of the present invention;
in the figure: the device comprises an upper support upright post 1, a lower support upright post 2, a lower support upright post upper reinforcing rib plate 3, a guide chain hanging nose 4, a lower support bottom plate 5, a lower support upright post lower reinforcing rib plate 6, a jack bracket 7, a positioning bolt 8, a rotating rod 9, a wheel 10, a wheel axle 11, a wheel axle hole 12, a nut 13, a cross arm 14, a sliding chute 15, a sliding ring hanging nose 16, a diagonal reinforcing rib plate 17, a circular steel plate 18, a vertical hand chain block 19, a vertical hand chain block hook 20, a first steel wire rope 21, a second steel wire rope 22, a horizontal hand chain block hook 23, a horizontal hand chain block 24, a third steel wire rope 25, a trolley walking platform 26, a jack 27, a jack adjusting rod 28, a ground 29, a lower support 30 and an upper support 31.
Detailed Description
The utility model is further illustrated by way of example in the following with reference to the accompanying drawings.
Referring to fig. 1-4, a special hanger for online replacement of a wheel axle of a circular cooler table comprises a lower bracket 30 and an upper bracket 31;
the lower support 30 comprises a lower support upright post 2, a lower support upright post upper reinforcing rib plate 3, a guide chain hanging nose 4, a lower support bottom plate 5, a lower support upright post lower reinforcing rib plate 6 and a jack bracket 7, wherein the lower support upright post 2 is vertically fixed on the lower support bottom plate 5 and is reinforced by four lower support upright post lower reinforcing rib plates 6, the lower support bottom plate 5 is fixed on the trolley walking platform 26, the lower support upright post upper reinforcing rib plate 3 is arranged between the lower support upright post 2 and the lower support bottom plate 5, the guide chain hanging nose 4 is arranged in the middle of the lower support upright post upper reinforcing rib plate 3, and the jack bracket 7 is arranged below the lower support upright post 2;
the upper bracket 31 comprises an upper bracket upright post 1, a rotary rod 9, a cross arm 14 and a diagonal reinforcing rib plate 17, wherein the rotary rod 9 is fixed on the upper bracket upright post 1, the cross arm 14 is fixed at the top end of the upper bracket upright post 1, a sliding groove 15 is formed in the cross arm 14, a sliding ring hanging nose 16 is arranged in the sliding groove 15, and the diagonal reinforcing rib plate 17 is welded between the upper bracket upright post 1 and the cross arm 14;
the upper bracket upright 1 in the upper bracket 31 and the lower bracket upright 2 in the lower bracket 30 are connected together through a positioning bolt 8.
In this embodiment, referring to fig. 1-4, the lower bracket 30 includes a lower bracket upright 2, a lower bracket bottom plate 5, a lower bracket upright lower reinforcing rib plate 6, a lower bracket upright upper reinforcing rib plate 3, a jack bracket 7, a positioning bolt 8, and a guide chain hanging nose 4, the upper end of the lower bracket upright 2 is provided with a pin hole through which the positioning bolt 8 can be inserted, the lower end of the lower bracket upright 2 is vertically welded to the lower bracket bottom plate 5 and is reinforced by four lower bracket upright lower reinforcing rib plates 6, the lower bracket bottom plate 5 is fixed to the trolley platform 26 by bolts, the lower bracket upright upper reinforcing rib plate 3 is i-steel and is welded between the middle position of the lower bracket upright 2 and the edge position of the lower bracket bottom plate 5, and the middle position of the lower bracket upright upper reinforcing rib plate 3 is welded with the guide chain hanging nose 4; the jack bracket 7 is L-shaped and is welded at the lower position of the middle part of the lower bracket upright post 2 and used for placing a jack 27;
the upper bracket 31 comprises an upper bracket upright post 1, a cross arm 14, a sliding chute 15, a slip ring hanging nose 16, a diagonal reinforcing rib plate 17 and a rotary rod 9, a pin hole is formed near the middle part of the upper bracket upright post 1, the position of the pin hole is consistent with and matched with the position of the pin hole at the upper end of the lower bracket upright post 2, the rotary rod 9 is welded at the position above the middle part of the upper bracket upright post 1, the cross arm 14 is welded at the top end of the upper bracket upright post 1, the diagonal reinforcing rib plate 17 is welded between the upper bracket upright post 1 and the cross arm 14, the long sliding chute 15 is formed in the middle part of the cross arm 14, and the slip ring hanging nose 16 is installed in the sliding chute 15 and used for hanging a vertical hand chain block 19;
the jack bracket 7 is L-shaped, the horizontal steel plate is a bearing plate for bearing the jack 27, and the vertical steel plate is a jack low-seat top plate.
The lower support upright post 2 and the upper support upright post 1 are thick-wall seamless steel tubes, the upper support upright post 1 is inserted into the lower support upright post 2 and can rotate freely, and the gap between the two upright posts is 3 mm; circular steel plates 18 are welded at both ends of the upper support upright 1 so that the upper support upright 1 can rotate in the lower support upright 2.
The positioning bolt 8 is a standard component, when the positioning bolt 8 is taken out, the upper bracket upright post 1 is rotated by 180 degrees through the rotating rod 9, and the wheel axle assembly (comprising wheels 10, wheel axles 11 and the like) on the ground 29 can be hung on the trolley walking platform 26; when the wheel axle assembly is dismounted or mounted, the upper bracket upright post 1 rotates 180 degrees to the original position, and then the positioning bolt 8 penetrates through the pin hole in the middle position of the upper and lower bracket upright posts and is fixed.
The length of the chute 15 depends on the length of the axle assembly; the slip ring hanging nose 16 horizontally moves in the sliding groove 15, so that the centers of gravity of the slip ring hanging nose 16, the vertical chain block 19, the trolley axle assembly and the like are consistent.
In this embodiment, referring to fig. 1-2, the upper bracket upright post 1 and the lower bracket upright post 2 are both made of thick-walled seamless steel pipes, the diameters of the thick-walled seamless steel pipes are phi 102mm and phi 108mm respectively, the heights of the thick-walled seamless steel pipes are 3500 mm and 1500 mm respectively, and the wall thickness of the thick-walled seamless steel pipes is 10 mm; the external dimension of the lower bracket lower plate 5 is 800 multiplied by 20 mm; the lower reinforcing rib plates 6 of the four lower support upright posts for reinforcing are triangular, and the overall dimensions are 150 multiplied by 250 multiplied by 20 mm; the I-steel type number of the reinforcing rib plate 3 at the upper part of the lower support stand column is 10#, the length of the reinforcing rib plate is 1200mm, the overall dimension of a guide chain hanging nose 4 welded at the middle part of the lower support stand column is 100 multiplied by 130 multiplied by 100 multiplied by 20mm, and the diameter of the hanging nose is phi 30 mm; the jack bracket 7 has the external dimension of 200 multiplied by 150 multiplied by 20 mm; the I-steel type of the cross arm 14 welded at the top end of the upper bracket upright post 1 is 10#, the length is 1100mm, the channel steel type of the diagonal reinforcing rib plate 17 is 10#, and the length is 800 mm; the size of the long chute 15 arranged in the middle is 600X 30mm, the external size of the slip ring hanging nose 16 on the long chute is 150X 70X phi 20mm, the external size of the rotating rod 9 on the long chute is 200X phi 20mm, and the size of the circular steel plate 18 on the long chute is phi 102X 20 mm.
In this embodiment, referring to fig. 3 and 4, the model of the chain block 19 in the vertical direction is HS1.5, the model of the chain block 24 in the horizontal direction is HS2, and the model of the jack 27 is Q5.
Referring to fig. 2, when replacing the wheel axle assembly of the platform (including the wheels 10, the wheel axles 11, etc.), firstly using a 50t jack to jack the platform body, and opening the fixing nut 13 at the other end of the wheel axle assembly of the platform; a chain block 19 in the vertical direction is hung on a slip ring hanging nose 16, and a lower hook 20 is connected with a wheel axle assembly through a first steel wire rope 21; then, a chain block 24 in the horizontal direction is hung on the guide chain hanging nose 4, and a lower hook 23 is horizontally connected with the wheel axle assembly through a steel wire rope II 22; pulling the chain block 24 in the horizontal direction, slowly pulling out part of the wheel axle assembly, slightly lifting the chain block 19 in the vertical direction, and bearing the pulled part of the wheel axle assembly, and sequentially operating to quickly finish the disassembly of the wheel axle assembly of the trolley.
Referring to the attached figure 3, during installation, a trolley wheel axle assembly is hoisted by a vertical hand chain block 19, when the height of the trolley wheel axle assembly is consistent with the height of a central line of a trolley wheel axle hole 12, a jack 27 is horizontally placed on a jack support 7, one end of the jack is in contact with a jack support top plate, the other end of the jack is in contact with the end face of a wheel 10 of an axle assembly, the jack 27 is driven, the axle assembly can be quickly pressed into the trolley wheel axle hole 12, when the length of a mandril of the jack 27 is insufficient, an adjusting rod 28 can be used for adjustment, after the mandril is in place, a fixing nut 13 at the other end of the trolley wheel axle assembly is fixed, and then a 50t jack for jacking a trolley body is placed down, so that the installation of the trolley wheel axle assembly is completed.
Referring to fig. 4, after the positioning bolt 8 is taken out, the upper bracket stand 1 is rotated by 180 degrees through the rotating rod 9, and the wheel axle assembly on the ground 29 can be hung on the trolley walking board 26 through the first steel wire rope 21 and the vertical chain block 19; when the wheel axle assembly is dismounted or mounted, the upper bracket upright post 1 rotates 180 degrees to the original position, and the positioning bolt 8 penetrates through the pin hole in the middle position of the upper bracket upright post 1 and the lower bracket upright post 2 and then is fixed.
Claims (8)
1. The utility model provides a cold quick-witted platform truck wheel axle of ring changes special gallows on line which characterized in that: comprises a lower bracket (30) and an upper bracket (31);
the lower support (30) comprises a lower support upright post (2), a lower support upright post upper reinforcing rib plate (3), a guide chain hanging nose (4), a lower support bottom plate (5), a lower support upright post lower reinforcing rib plate (6) and a jack bracket (7), the lower support upright post (2) is vertically fixed on the lower support bottom plate (5) and is reinforced by four lower support upright post lower reinforcing rib plates (6), the lower support bottom plate (5) is fixed on a trolley walking platform (26), the lower support upright post upper reinforcing rib plate (3) is arranged between the lower support upright post (2) and the lower support bottom plate (5), the guide chain hanging nose (4) is arranged in the middle of the lower support upright post upper reinforcing rib plate (3), and the jack bracket (7) is arranged below the middle of the lower support upright post (2);
the upper support (31) comprises an upper support upright post (1), a rotary rod (9), a cross arm (14) and a diagonal reinforcing rib plate (17), wherein the rotary rod (9) is fixed on the upper support upright post (1), the cross arm (14) is fixed at the top end of the upper support upright post (1), a sliding groove (15) is formed in the cross arm (14), a sliding ring hanging nose (16) is arranged in the sliding groove (15), and the diagonal reinforcing rib plate (17) is welded between the upper support upright post (1) and the cross arm (14);
the upper support upright post (1) in the upper support (31) and the lower support upright post (2) in the lower support (30) are connected together through a positioning bolt (8).
2. The special lifting frame for the online replacement of the wheel shaft of the circular cooler table as claimed in claim 1, wherein: the upper support upright post (1) in the upper support (31) and the lower support upright post (2) in the lower support (30) are both thick-wall seamless steel tubes, the diameter of the upper support upright post (1) is smaller than that of the lower support upright post (2), and the upper support upright post (1) is inserted into the lower support upright post (2).
3. The special lifting frame for online replacement of the wheel shaft of the circular cooler table as claimed in claim 2, wherein: circular steel plates (18) are welded at two ends of the upper support upright post (1).
4. The special lifting frame for the online replacement of the wheel shaft of the circular cooler table as claimed in claim 1, wherein: and pin holes matched with the positioning bolts (8) are respectively arranged on the upper bracket upright post (1) and the lower bracket upright post (2).
5. The special lifting frame for the online replacement of the wheel shaft of the circular cooler table as claimed in claim 1, wherein: the rotating rod (9) is perpendicular to the upper support upright post (1).
6. The special lifting frame for the online replacement of the wheel shaft of the circular cooler table as claimed in claim 1, wherein: the sliding grooves (15) on the cross arms (14) are arranged along the length direction of the cross arms (14).
7. The special lifting frame for the online replacement of the wheel shaft of the circular cooler table as claimed in claim 6, wherein: the slip ring hanging nose (16) is connected in the sliding groove (15) in a sliding manner.
8. The special hanger for online replacement of the wheel shaft of the annular cooling machine trolley according to any one of claims 1 to 7, wherein: the chain block hanging device further comprises a vertical chain block (19) and a horizontal chain block (24), wherein the vertical chain block (19) is hung on the sliding ring hanging nose (16), and the horizontal chain block (24) is hung on the guide chain hanging nose (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023008216.2U CN215638854U (en) | 2020-12-15 | 2020-12-15 | Special hanging bracket for online replacement of trolley wheel shaft of circular cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023008216.2U CN215638854U (en) | 2020-12-15 | 2020-12-15 | Special hanging bracket for online replacement of trolley wheel shaft of circular cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215638854U true CN215638854U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023008216.2U Active CN215638854U (en) | 2020-12-15 | 2020-12-15 | Special hanging bracket for online replacement of trolley wheel shaft of circular cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215638854U (en) |
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2020
- 2020-12-15 CN CN202023008216.2U patent/CN215638854U/en active Active
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