CN217140576U - Grate bar device of crusher - Google Patents
Grate bar device of crusher Download PDFInfo
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- CN217140576U CN217140576U CN202121137259.2U CN202121137259U CN217140576U CN 217140576 U CN217140576 U CN 217140576U CN 202121137259 U CN202121137259 U CN 202121137259U CN 217140576 U CN217140576 U CN 217140576U
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- grid
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Abstract
The utility model discloses a crusher grid device, including box, comb bank of screens, comb board and grid. The box body is detachably connected with the grate frame; the grate comprises a grate plate, a grate screen frame, a grate bar, trapezoidal mounting lugs, a plurality of groove bodies, a plurality of grate bars and grate bar threads, wherein the trapezoidal mounting lugs are arranged at two ends of the grate plate, the grate screen frame is provided with a plurality of groove bodies matched with the grate plate in shape, the grate bar is provided with a plurality of grate bars, and the grate bar is in threaded connection with the grate bars. The integral type grate plate is separated, and the split type grate bars are cast separately for assembly, so that once the grate bars are damaged, a plurality of local grate bars can be replaced, the maintenance cost is reduced, the operation is convenient, and the time for replacing parts is saved; and the discharge aperture is adjusted in a larger range, so that the aim of screening the particle sizes of the materials with different qualified standards by using the same grid plate is fulfilled, the cost for manufacturing different grid plates to adapt to the materials with different qualified standards is reduced, and the operation cost is saved.
Description
Technical Field
The utility model relates to a well hard brittle material crushing equipment technical field specifically is a breaker grid device.
Background
In industrial production, the discharging grid plate at the lower part of the general crusher adopts an integral structure, the discharging port is in a splayed shape, the integral grid plate is generally installed once and then has longer service time, but the problems of large maintenance difficulty and higher cost because the integral grid plate needs to be integrally replaced after being damaged by iron in materials exist.
The search shows that China special for 2011, 4.13.2011, which is published as CN201791563U, discloses a grate plate of a ring hammer crusher, which is formed by closely arranging a plurality of grate bars with rectangular sections, wherein a plurality of equal-height bosses with the same point are arranged on the same side of each grate bar, and the heights of the bosses are 3-5 mm. Compared with the prior art, the improvement advantage is: the rectangular-section grate bars are compactly arranged and installed without welding, the gap of the grate bars is ensured, the operation rate of the ring hammer crusher is improved, the granularity of the crushed materials is ensured, the problems of frequent damage and blockage of the grate plate are solved, when the grate bars are worn, only the damaged grate bars need to be replaced, comprehensive replacement is not needed, and the maintenance cost is saved. However, because the intervals of the grid bars are fixed, the crushed particle sizes of the materials can not be discharged and screened according to different requirement standards, so that the problem that the same grid plate can not be used for screening the particle sizes of the materials with different qualified standards exists, and the production efficiency is reduced.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a grate device of a crusher; the integral type grate plate is separated, the split type grate bars are cast separately and assembled, and once the grate bars are damaged, a plurality of local grate bars can be replaced; the distance between the grate bars can be adjusted, the same grate plates are used for screening the material particle sizes of different qualified standards, and the plurality of grate plates can form sieve holes to screen the material under the condition that the grate bars are not connected, so that the cost for replacing the grate bars and the grate plates is reduced, and the production efficiency is improved.
The utility model discloses a realize through following technical scheme:
a grate device of a crusher comprises a grate frame, a grate plate and a grate; the grate bars are connected with the grate plate through bolts, trapezoidal mounting lugs are arranged at two ends of the grate plate, the grate frame is provided with a plurality of groove bodies matched with the grate plate in shape, and the mounting groove bodies are uniformly distributed on the grate frame along the length direction of the grate frame; the grate plate is clamped in the groove body of the grate frame through a convex block.
In the technical scheme, a plurality of grate bars pass through a plurality of fixing screw holes through screws to be connected with the grate plate according to the size of a material to be crushed; clamping a plurality of grate plates on a grate frame through a plurality of groove bodies, and directly discharging the crushed qualified materials through gaps among a plurality of grate bars after the materials are crushed by a crusher; the particles which can not pass through are crushed again by the extrusion of the hammer head and the grate plate until the particles can pass through the gaps between the grate bars. The split type grate can be cast independently by assembling and connecting the grate on the grate plate, when the grate is damaged, the integral grate plate does not need to be replaced, only the locally damaged grate needs to be replaced, the maintenance cost is low, and the operation is convenient; and a plurality of required fixing screw holes can be selected according to the size of the particle size of the required material to correspondingly install the grid bars on the grid plate, so that the aim of screening the particle sizes of the materials with different qualified standards by using the same grid plate is fulfilled, the cost for manufacturing different grid plates for adapting to the materials with different qualified standards is reduced, and the operation cost is saved.
Preferably, the tangent plane of the grate frame is arc-shaped. The hammer head of the existing crusher is mostly matched with the hammer shaft and the hammer disc to work, the motion trail is a circumference, and the tangent plane of the grate frame is arc-shaped, so that the existing crusher can be conveniently matched with the hammer head to crush materials.
Preferably, the grate bars are made of wear-resistant steel. The wear-resistant steel has high strength and high toughness, the forging processability is good, the strength of the grate can be improved, and the grate is prevented from being frequently replaced.
Preferably, the surface of the grid plate is provided with screw holes, and the distance between every two screw holes is 10 mm to 50 mm. The grid section can be fixed at the corresponding screw hole position on the grid plate through bolts according to the use requirement to form a gap, so that the crushed qualified materials are discharged through the gap.
Preferably, a plurality of end positioning screw holes are formed in two ends of the grate frame, and the box body is connected with the grate frame through bolts. Can be conveniently disassembled and assembled, has low processing requirement and simple structure, and is convenient for large-scale popularization and use.
Preferably, a sliding door which can move up and down is arranged on one side of the box body. When the crusher works, the sliding door can be pulled open, so that the discharging is convenient; meanwhile, the box body is convenient to clean.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the split type grate can be cast independently by the arrangement that the grate is assembled and connected on the grate plate, when the grate is damaged, the integral grate plate does not need to be replaced, only the locally damaged grate needs to be replaced, the maintenance cost is reduced, the operation is convenient, and the time for replacing parts is saved; and a plurality of required fixing screw holes can be selected according to the size of the particle size of the required material to correspondingly install the grid bars on the grid plate, so that the aim of screening the particle sizes of the materials with different qualified standards by using the same grid plate is fulfilled, the cost for manufacturing different grid plates for adapting to the materials with different qualified standards is reduced, the operation cost is saved, and the production efficiency is improved.
(2) The grid plate is in threaded connection with the grid, so that the grid and the grid plate are convenient to disassemble, and the distance between the grids can be adjusted; the gaps among the grate bars can ensure that the crushed and qualified materials can be directly discharged through the gaps, the same grate plate can be used for screening the particle sizes of the materials with different qualified standards, and the operation cost is reduced.
(3) The grate bars are made of wear-resistant steel. The wear-resistant steel has high strength and high toughness, the forging processability is good, the strength of the grate can be improved, and the grate is prevented from being frequently replaced.
(4) The box body is detachably connected with the grate frame, so that the box body can be conveniently disassembled and assembled; one side of the box body is provided with a sliding door which can move up and down, so that the sliding door can be pulled open, and discharging is facilitated; meanwhile, the box body is convenient to clean.
Drawings
Fig. 1 is a schematic structural view of a crusher grid device according to an embodiment of the present invention;
fig. 2 is a top view of a grate frame according to an embodiment of the invention;
fig. 3 is a plan view of a grid plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of grate plates with grate bars installed at intervals according to the embodiment of the present invention;
FIG. 5 is a schematic view of a grate plate with closely installed grate bars according to an embodiment of the present invention;
fig. 6 is a schematic view illustrating the connection between the grate frame and the box body according to the embodiment of the present invention;
fig. 7 is a plan view of a grid according to an embodiment of the present invention.
1. A grate frame; 2. a grid plate; 3. grid section; 4. and (4) a box body.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 to 7, the present embodiment provides a crusher grate device, which comprises a grate frame 1, a grate plate 2 and grate bars 3; the grate bars 3 are connected with the grate plate 2 through bolts, trapezoidal mounting lugs are arranged at two ends of the grate plate 2, a mounting groove body matched with the shape of the grate plate 2 is arranged on the grate frame 1, and the mounting groove body is uniformly distributed on the grate frame 1 along the length direction of the grate frame 1; the grate plate 2 is clamped in the groove body of the grate frame 1 through a convex block.
The section of the grate frame 1 is arc-shaped in this embodiment.
The grid section 3 of the embodiment is made of wear-resistant steel.
The grid plate 2 of the embodiment is provided with screw holes on the surface, and the distance between every two screw holes is 10 mm to 50 mm.
The grate frame 1 of the embodiment is detachably connected with the box body 4.
One side of the box body 4 of the embodiment is provided with a sliding door which can move up and down.
The working principle is as follows:
according to the size of the material to be crushed, a plurality of grid sections 3 are connected with the grid plate 2 through bolts; clamping a plurality of grate plates 3 in mounting grooves on a grate frame 1 through trapezoidal mounting lugs at two ends, and mounting the grate frame 1 on a box body 4; after the materials are crushed by the crusher, the crushed qualified materials are directly discharged through gaps among the grate bars 3; the particles which can not pass through are crushed for the second time by the extrusion of the hammer head and the grid plate 2 until the particles can pass through the gaps between the grid bars 3. The split type grate can be cast independently by assembling and connecting the grate to the grate plate, when the grate is damaged, the integral grate plate does not need to be replaced, only the locally damaged grate needs to be replaced, the maintenance cost is reduced, the operation is convenient, and the time for replacing the grate and the grate plate is saved; and a plurality of required fixing screw holes can be selected according to the size of the particle size of the required material to correspondingly install the grid bars on the grid plate, so that the aim of screening the particle sizes of the materials with different qualified standards by using the same grid plate is fulfilled, the particle sizes of the materials with different qualified standards can be screened by using the same grid plate, and the operation cost is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not depart from the essence of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The grate device of the crusher is characterized by comprising a grate frame (1), a grate plate (2) and grate bars (3); the grate bars (3) are connected with the grate plate (2) through bolts, trapezoidal mounting lugs are arranged at two ends of the grate plate (2), mounting groove bodies matched with the grate plate (2) in shape are arranged on the grate frame (1), and the mounting groove bodies are uniformly distributed on the grate frame (1) along the length direction of the grate frame (1); the grate plate (2) is clamped in the groove body of the grate frame (1) through a convex block.
2. A crusher grate assembly according to claim 1, characterized in that the grate frame (1) is curved in cross-section.
3. A crusher grate device according to claim 1, characterized in that the grate (3) is made of wear resistant steel.
4. The grate device of the crusher as claimed in claim 1, characterized in that the grate plate (2) is provided with screw holes on its surface, and the distance between each screw hole is 10 mm to 50 mm.
5. A crusher grate assembly according to claim 1, characterized in that the grate frame (1) is detachably connected to the box (4).
6. The crusher grate device according to claim 5, characterized in that one side of the box (4) is provided with a sliding door which can move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121137259.2U CN217140576U (en) | 2021-05-25 | 2021-05-25 | Grate bar device of crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121137259.2U CN217140576U (en) | 2021-05-25 | 2021-05-25 | Grate bar device of crusher |
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| Publication Number | Publication Date |
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| CN217140576U true CN217140576U (en) | 2022-08-09 |
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| CN202121137259.2U Active CN217140576U (en) | 2021-05-25 | 2021-05-25 | Grate bar device of crusher |
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| CN (1) | CN217140576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115950256A (en) * | 2022-12-20 | 2023-04-11 | 兴化市龙盛机械制造有限公司 | Sinter crushing grid plate for sintering machine and production method and use method thereof |
-
2021
- 2021-05-25 CN CN202121137259.2U patent/CN217140576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115950256A (en) * | 2022-12-20 | 2023-04-11 | 兴化市龙盛机械制造有限公司 | Sinter crushing grid plate for sintering machine and production method and use method thereof |
| CN115950256B (en) * | 2022-12-20 | 2023-11-21 | 兴化市龙盛机械制造有限公司 | Sintered ore crushing grate plate for sintering machine, production method and use method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230615 Address after: 710500 Xiaozhai town Xiaozhai village Xiaozhai building materials factory, Lantian County, Xi'an City, Shaanxi Province Patentee after: Xi'an Jianxiang Building Materials Technology Co.,Ltd. Address before: 430083 Industrial Park, Worker Village, Qingshan District, Hubei, Wuhan Patentee before: WUHAN UJOIN BUILDING MATERIAL TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |