CN210569976U - Sintering machine trolley integrated nodular cast iron grid device - Google Patents
Sintering machine trolley integrated nodular cast iron grid device Download PDFInfo
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- CN210569976U CN210569976U CN201920848102.7U CN201920848102U CN210569976U CN 210569976 U CN210569976 U CN 210569976U CN 201920848102 U CN201920848102 U CN 201920848102U CN 210569976 U CN210569976 U CN 210569976U
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Abstract
The utility model discloses an integrated nodular cast iron grid device of sintering machine platform truck, including the grid main part, the back of grid main part is equipped with two recesses, the positive middle part of grid main part is equipped with the lug, the front of grid main part is equipped with two first bosss, two the spatial position of first boss is symmetrical about the boss, and two first bosss are close to the positive left and right sides of grid main part respectively, the inside of grid main part is equipped with two through-holes. The utility model relates to a rational in infrastructure, it can be through two through-holes, can effectually save the used iron material of casting grid section main part, when guaranteeing the rigidity of the self of grid section main part, can practice thrift the casting cost, alleviate the weight of grid section main part self, can improve ventilation air current distribution and ventilation effect between a plurality of grid section monomers through two through-hole liquid moreover, lug, first boss and the second boss of positive design through the grid section main part to and the recess of the back design of grid section main part.
Description
Technical Field
The utility model relates to a sintering pallet locomotive grid technical field specifically is an integrated nodular cast iron grid device of sintering pallet.
Background
One of the important parts of the sintering machine trolley of the grid-shaped sintering machine of the sintering machine is that a plurality of grid-shaped single bodies are arranged on an inner frame of the sintering machine, the trolley is filled with sintering materials, the sintering materials are positioned above the grid-shaped arranged on the frame, the outer surface of the uniformly-mixed materials is ignited and sintered at the lower part of an ignition furnace, the sintering materials are unloaded after the sintering process at the tail part of the sintering machine is completed, hot sintering air passes through a plurality of grid-shaped arranged side by side on a trolley beam under the action of negative pressure of air draft, good ventilation is provided for the sintering process, and therefore the structure and the arrangement of the grid-shaped single bodies of the trolley have great influence on the working efficiency of the.
The grate bars of the existing sintering machine trolley are mostly made of cast iron, the production capacity is large, the grate bars are mostly made of solid materials, iron materials are not saved enough, waste of iron ore resources is caused, the production cost is increased, and at the bottom of the ventilation efficiency of the grate bars, the sintering materials at two ends of the grate bars have air guide dead zones to influence the sintering efficiency, so that the problem of the sintering machine trolley integrated nodular cast iron grate bar device is solved.
SUMMERY OF THE UTILITY MODEL
One) technical problem to be solved
The utility model aims at providing an integrated nodular cast iron grid device of sintering machine platform truck in order to remedy the not enough of prior art.
II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the integrated nodular cast iron grate device comprises a grate main body, wherein the back of the grate main body is provided with two grooves, the middle of the front of the grate main body is provided with a convex block, the front of the grate main body is provided with two first bosses, the spatial positions of the two first bosses are symmetrical about the convex block, the two first bosses are respectively close to the left side and the right side of the front of the grate main body, two through holes are arranged inside the grate main body and are respectively positioned between the two first bosses and are respectively positioned on the left side and the right side of the convex block, the front of the grate main body is provided with two second bosses which are respectively close to the left lower side of the front of the grate main body and the right lower side of the front of the grate main body, and the convex block, the first bosses and the second bosses are all formed by one-time casting with the grate main body;
the left side and the right side of the grate main body are respectively provided with a trolley beam frame, and the left end and the right end of the grate main body are respectively clamped between the two trolley beam frames.
Furthermore, two first arc-shaped grooves are formed in the left side face and the right side face of the grate bar main body, and the two first arc-shaped grooves are symmetrical relative to the protruding block.
Furthermore, two second arc-shaped grooves are formed in the left side face and the right side face of the grate main body, the two second arc-shaped grooves are located above the two second bosses respectively, and the two second arc-shaped grooves are located below the two through holes respectively.
Furthermore, the bottom surface of the grate bar main body is arc-shaped.
Furthermore, the middle part of the through hole is narrow, the two sides of the through hole are wide, and the cross section of the through hole is dumbbell-shaped.
Furthermore, the cross-section of recess is trapezoidal, the square platform type that is of first boss, the second boss is the round platform type.
Further, the thickness values D of the projection, the first boss and the second boss are all the same.
III) beneficial effects
Compared with the prior art, the sintering machine trolley integrated nodular cast iron grate device has the following beneficial effects:
firstly, the method comprises the following steps: the utility model discloses a two through-holes, can effectually save the used iron material of casting grid section main part, when guaranteeing the rigidity of the self of grid section main part, can practice thrift casting cost, lighten the weight of grid section main part self, and can improve ventilation air current distribution and ventilation effect between a plurality of grid section monomers through two through-hole liquid, lug through the front design of grid section main part, first boss and second boss, and the recess of the back design of grid section main part, when every grid section monomer makes up the use, can make and form ventilation gap P, Q and S between every grid section, realize good ventilation effect between the grid section monomer, and can effectively avoid the ventilation blind area at grid section both ends, improve sintering efficiency.
Secondly, the method comprises the following steps: the utility model discloses a first arc wall and second arc wall of its design, the usable iron charge of saving casting grid main part that can be further, practice thrift casting cost, but also can reduce the heat conduction rate between grid main part and the platform truck roof beam structure, improve the sintering temperature and the sintering rate of sintering machine platform truck, fuel saving.
Drawings
FIG. 1 is a schematic structural view of a main grate bar of the sintering pallet integrating nodular cast iron grate bar device of the utility model;
FIG. 2 is a front view of the grate main body of the sintering pallet integrating the nodular cast iron grate device of the utility model;
FIG. 3 is a top view of the grate main body of the sintering pallet integrating the nodular cast iron grate device of the utility model;
FIG. 4 is a cross-sectional view taken along the line B of the cross-section C-C of the present invention;
FIG. 5 is a schematic view of the combination of a plurality of grate main bodies according to the present invention;
fig. 6 is a schematic view of the installation of the grate main body and the trolley beam frame of the present invention.
In the figure: 1. a grate main body; 2. a through hole; 3. a bump; 4. a first boss; 5. a groove; 6. a first arc-shaped slot; 7. a second arc-shaped slot; 8. a second boss; 9. a trolley beam frame.
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.
As shown in fig. 1-6, the utility model provides a technical solution: the sintering machine trolley integrated nodular cast iron grate device comprises a grate main body 1, two grooves 5 are arranged on the back of the grate main body 1, a convex block 3 is arranged in the middle of the front of the grate main body 1, two first bosses 4 are arranged on the front of the grate main body 1, the spatial positions of the two first bosses 4 are symmetrical about the convex block 3, the two first bosses 4 are respectively close to the left side and the right side of the front surface of the grate main body 1, two through holes 2 are arranged inside the grate main body 1, the two through holes 2 are both positioned between the two first bosses 4, and the two through holes 2 are respectively positioned at the left side and the right side of the convex block 3, the front surface of the grate bar main body 1 is provided with two second bosses 8, and the two second bosses 8 are respectively close to the left lower side of the front surface of the grate main body 1 and the right lower side of the front surface of the grate main body 1, and the lug 3, the first boss 4 and the second boss 8 are formed by casting with the grate main body 1 at one time. The iron material used for casting the grate main body 1 can be effectively saved through the two through holes 2, the rigidity of the grate main body 1 can be ensured, the casting cost is saved, the weight of the grate main body 1 can be reduced, the ventilation airflow distribution and the ventilation effect among a plurality of grate single bodies can be improved through the two through holes 2, please refer to fig. 1, fig. 3 and fig. 5 emphatically, when each grate single body is used in combination, ventilation gaps P, Q and S can be formed among the grate single bodies through the convex blocks 3, the first bosses 4 and the second bosses 8 which are designed on the front surface of the grate main body 1 and the grooves 5 which are designed on the back surface of the grate main body 1, good ventilation effect among the grate single bodies is realized, the ventilation dead zones at two ends of the grate can be effectively avoided, and the sintering efficiency is improved.
The left side and the right side of the grate main body 1 are both provided with trolley beam frames 9, and the left end and the right end of the grate main body 1 are respectively clamped between the two trolley beam frames 9. Please refer to fig. 6 again, fig. 6 is a schematic view illustrating the installation of the grate main body 1 on the trolley beam frame 9, and the structural shape design of the grate main body 1 in the present technology achieves the effect that the grate main body 1 is installed on the trolley beam frame 9 and is not easy to fall off.
Referring to fig. 1 and 2 again, two first arc-shaped slots 6 are formed on both left and right sides of the main grate bar 1, and the two first arc-shaped slots 6 are symmetrical with respect to the protrusion 3. Through the first arc-shaped groove 6, iron materials used for casting the grate main body 1 can be further saved, and casting cost is saved.
Referring to fig. 1 and 2 again, further, two second arc-shaped grooves 7 are formed in the left side surface and the right side surface of the grate main body 1, the two second arc-shaped grooves 7 are respectively located above the two second bosses 8, and the two second arc-shaped grooves 7 are respectively located below the two through holes 2. Through the second arc-shaped groove 7, iron materials used for casting the grate main body 1 can be further saved, casting cost is saved, the heat conduction rate between the grate main body 1 and the trolley beam frame 9 can be reduced, waste of heat energy is avoided, and the sintering temperature and the sintering rate of the sintering machine trolley are improved.
Referring to fig. 1 and 2 again, further, the bottom surface of the main body 1 is arc-shaped. Because the grate main body 1 works in a high-temperature environment, the upper part of the grate main body has larger bearing capacity, and the bottom surface of the grate main body is in an arc-shaped structural design, the structural rigidity of the grate main body 1 can be improved, and the condition that the grate main body 1 is heated and collapsed can be effectively weakened.
Referring to fig. 4, the through hole 2 has a narrow middle portion and two wide sides, and has a dumbbell-shaped cross section. Because the self structure and the peripheral structure of the grate bar are formed by one-time casting by using a mould, the design scheme is favorable for demoulding castings, the grate bar in the technology is easier to produce and cast, and cast iron materials can be saved.
Referring to fig. 1 and 3 again, the cross section of the groove 5 is trapezoidal, the first boss 4 is square-truncated-cone-shaped, and the second boss 8 is circular-truncated-cone-shaped. Because the self structure and the peripheral structure of the grate bar are formed by one-time casting by using a mould, the design scheme is favorable for demoulding of a casting, so that the grate bar in the technology is easier to produce and cast.
Referring again to fig. 1 and 3, further, the thickness values D of the bump 3, the first boss 4 and the second boss 8 are the same. Through the technical scheme, reasonable ventilation gaps P, Q and S are formed among the grate single bodies, and the uniform stress among the grate single bodies can be ensured when the plurality of grates are assembled and used.
The working principle is as follows: in the sintering machine trolley integrated nodular cast iron grate device, the lug 3, the first boss 4 and the second boss 8 are all cast with the grate main body 1 at one time, under the premise of ensuring the rigidity of the grate, iron materials used for casting the grate main body 1 can be effectively saved through the two through holes 2, the casting cost is saved, the weight of the grate main body 1 can be reduced, the ventilation airflow distribution and the ventilation effect among a plurality of grate main bodies 1 can be improved through the two through holes 2, the lug 3, the first boss 4 and the second boss 8 designed on the front surface of the grate main body 1 and the groove 5 designed on the back surface of the grate main body 1 can form reasonable ventilation gaps P, Q and S among each grate when a plurality of grate single bodies are combined for use, good ventilation capability among the grate single bodies is realized, and ventilation dead zones at two ends of the grate can be effectively avoided, the sintering efficiency is improved, the first arc-shaped groove 6 and the second arc-shaped groove 7 are designed, iron materials used for casting the grate main body 1 can be further saved, the casting cost is saved, the heat conduction rate between the grate main body 1 and the trolley beam frame 9 can be reduced, and the sintering temperature and the sintering rate of the sintering machine trolley are improved.
It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (7)
1. The utility model provides an integrated nodular cast iron grid device of sintering machine platform truck, includes grid main part (1), its characterized in that: the back of the grate main body (1) is provided with two grooves (5), the middle of the front of the grate main body (1) is provided with a lug (3), the front of the grate main body (1) is provided with two first bosses (4), the spatial positions of the two first bosses (4) are symmetrical about the lug (3), the two first bosses (4) are respectively close to the left side and the right side of the front of the grate main body (1), the inside of the grate main body (1) is provided with two through holes (2), the two through holes (2) are respectively positioned between the two first bosses (4), the two through holes (2) are respectively positioned at the left side and the right side of the lug (3), the front of the grate main body (1) is provided with two second bosses (8), and the two second bosses (8) are respectively close to the left lower side of the front of the grate main body (1) and the right lower side of the front of the grate main body (1), the lug (3), the first boss (4) and the second boss (8) are formed by casting the grate main body (1) at one time;
the left side and the right side of the grate main body (1) are respectively provided with a trolley beam frame (9), and the left end and the right end of the grate main body (1) are respectively clamped between the two trolley beam frames (9).
2. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: the left side surface and the right side surface of the grate main body (1) are respectively provided with two first arc-shaped grooves (6), and the two first arc-shaped grooves (6) are symmetrical relative to the convex block (3).
3. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: two second arc-shaped grooves (7) are formed in the left side face and the right side face of the grate main body (1), the two second arc-shaped grooves (7) are located above the two second bosses (8) respectively, and the two second arc-shaped grooves (7) are located below the two through holes (2) respectively.
4. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: the bottom surface of the grate bar main body (1) is arc-shaped.
5. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: the middle part of the through hole (2) is narrow, the two sides are wide, and the cross section of the through hole is dumbbell-shaped.
6. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: the cross section of the groove (5) is trapezoidal, the first boss (4) is square table-shaped, and the second boss (8) is circular table-shaped.
7. The sintering machine trolley integrated nodular cast iron grate device according to claim 1, wherein: the thickness values (D) of the projection (3), the first boss (4) and the second boss (8) are all the same.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920848102.7U CN210569976U (en) | 2019-06-06 | 2019-06-06 | Sintering machine trolley integrated nodular cast iron grid device |
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| CN201920848102.7U CN210569976U (en) | 2019-06-06 | 2019-06-06 | Sintering machine trolley integrated nodular cast iron grid device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765766A (en) * | 2020-07-08 | 2020-10-13 | 甘肃酒钢集团西部重工股份有限公司 | Sintering trolley, preparation method thereof and pouring system |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765766A (en) * | 2020-07-08 | 2020-10-13 | 甘肃酒钢集团西部重工股份有限公司 | Sintering trolley, preparation method thereof and pouring system |
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