CN216539585U - Secondary screening plant of shaker of coal transportation line - Google Patents
Secondary screening plant of shaker of coal transportation line Download PDFInfo
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- CN216539585U CN216539585U CN202122643798.XU CN202122643798U CN216539585U CN 216539585 U CN216539585 U CN 216539585U CN 202122643798 U CN202122643798 U CN 202122643798U CN 216539585 U CN216539585 U CN 216539585U
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- grate
- coal
- impurity removing
- removing machine
- sundries
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Abstract
The utility model discloses a secondary screening device of an impurity removing machine of a coal transportation line, and relates to the technical field of coal impurity removing equipment. The secondary screening device of the impurity removing machine of the coal transportation line comprises a movable material receiving vehicle, wherein the movable material receiving vehicle is communicated with a discharge hole of the impurity removing machine, a grate is arranged between the material receiving vehicle and the discharge hole of the impurity removing machine, the grate is composed of a frame and grate bars arranged in the frame at intervals, a feed opening is formed in the material receiving vehicle, and the feed opening is located below the grate. The utility model not only retains the sundries but also separates the coal and the sundries wrapped by the coal through the grate, the coal enters the next belt through the discharge opening of the receiving trolley through the grate, the sundries slide into the stainless steel sundry storage groove of the receiving trolley along the grate, and the sundries in the receiving trolley are cleaned manually at regular intervals.
Description
Technical Field
The utility model relates to the technical field of coal impurity removal equipment, in particular to a secondary screening device of an impurity remover of a coal transportation line.
Background
The feeding operation area is used for train coal unloading, and the sundries are mainly textile bags, bamboo chips, wood sticks and other objects, and are easy to block a feed opening and a coal grate in the conveying process after the train is overturned and unloaded, so that an impurity removing machine is installed at the head of a belt machine in the operation area to remove the sundries in the materials. The principle of the feeding operation area is as follows: the impurity removing machine hooks the impurities out in the blanking direction of the materials in the chute of the belt head through the metal hook teeth in a reverse rotation mode, the materials are thrown into the material receiving trolley in a rotating mode, and the materials fall into the belt below through the gap of the hook teeth. However, in use, due to the fact that coal is wet, sundries can enter the material receiving trolley together with a part of the materials, and need to be sorted again by people, and the requirements of saving manpower and quickly removing the sundries cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that sundries can enter the material receiving trolley together with a part of wrapped materials, and the sundries need to be sorted again by people, so that the requirements of saving manpower and quickly removing the sundries cannot be met.
In order to solve the technical problem, the utility model provides a secondary screening device of an impurity removing machine of a coal transportation line, which comprises a movable material receiving trolley, wherein the movable material receiving trolley is communicated with a discharge hole of the impurity removing machine, a grate is arranged between the material receiving trolley and the discharge hole of the impurity removing machine, the grate is composed of a frame and grate bars arranged in the frame at intervals, a feed opening is arranged on the material receiving trolley, and the feed opening is positioned below the grate.
The technical effects are as follows: the hook teeth of the impurity removing machine throw the sundries and the coal wrapped by the sundries into a discharge hole of the impurity removing machine, the sundries and the coal wrapped by the sundries fall on a modified grate through the discharge hole of the impurity removing machine, the grate not only retains the sundries, but also separates the coal from the sundries, the coal enters the next belt through a discharge hole of the receiving trolley, the sundries slide into a stainless steel impurity storage groove of the receiving trolley along the grate, and the sundries in the receiving trolley are cleaned manually at regular intervals.
In the secondary screening device of the impurity removing machine of the coal transportation line, the mounting angle between the grate and the bottom of the material receiving vehicle is 30-45 degrees.
The technical effects are as follows: the installation angle between the grate and the bottom of the material receiving vehicle is 30-45 degrees, so that the arrangement is favorable for collecting sundries and reducing the falling speed of coal, the separation of the sundries and the coal by the grate is better realized, and the cleaning efficiency of the screening device is ensured.
According to the secondary screening device of the impurity removing machine of the coal transportation line, hooks for hooking impurities are arranged on the grate bars of the grate.
The technical effects are as follows: the grate is provided with hooks for better separating sundries from coal and ensuring the sundry cleaning efficiency.
The grate is detachably connected with the material receiving trolley.
The technical effects are as follows: sundries on the grate need be cleaned to ensure that the hooks can work normally, the grate needs to be detached to clean the sundries on the hooks, and the grate and the material receiving trolley are detachably connected to facilitate the installation of the grate and the material receiving trolley.
The secondary screening device of the impurity removing machine of the coal conveying line comprises a frame of the grate, a horizontal bar and a vertical bar, wherein the horizontal bar and the vertical bar are vertically arranged, and the length of the horizontal bar is greater than the width of the feed opening.
The technical effects are as follows: the length of horizontal bar is greater than the width of feed opening in order to realize that the horizontal bar is horizontal in the material receiving vehicle, sets up perpendicularly between horizontal bar and the vertical retort in order to realize the vertical retort butt on the lateral wall of the feed opening of material receiving vehicle. When the grate needs to be cleaned, the grate only needs to be lifted upwards to separate the cross bar from the surface of the material receiving vehicle and separate the vertical bar from the feed opening, so that the grate and the material receiving vehicle are separated.
In the secondary screening device of the impurity removing machine of the coal conveying line, the grate is made of elastic metal.
The technical effects are as follows: because the sundries wrapped by the coal have certain energy when falling, the grate made of the metal with elasticity reduces the energy of the sundries through elasticity change so as to hook the sundries.
The secondary screening device of the impurity removing machine of the coal conveying line is characterized in that a feed opening of the receiving vehicle is connected with a material guide pipe, and the material guide pipe is positioned on the coal conveying belt.
The technical effects are as follows: the guide pipe ensures that the coal can smoothly fall onto the conveyer belt so as to avoid the coal falling onto the position outside the conveyer belt.
The utility model has the beneficial effects that:
(1) the grate is used for retaining sundries and simultaneously separating the sundries wrapped with coal from the coal, the coal enters the next belt through the discharge opening of the receiving trolley through the grate, the sundries slide into the stainless steel sundry storage groove of the receiving trolley along the grate, and the sundries in the receiving trolley are cleaned manually at regular intervals;
(2) the grate is detachably connected with the material receiving trolley, so that sundries on the grate need to be cleaned to ensure that the hook can work normally;
(3) the grate is made of elastic metal, and the grate can reduce the energy of sundries through elastic change so as to hook the sundries.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the structure of the grating of the present invention.
Wherein: 1. a receiving vehicle; 2. a grate; 21. a frame; 211. a horizontal bar; 212. vertical bars; 22. grate bars; 3. a feeding port; 4. a hook; 5. a material guide pipe.
Detailed Description
The secondary screening device of the impurity removing machine of the coal transportation line provided by the embodiment has the structure as shown in fig. 1 and fig. 2, and comprises a movable material receiving trolley 1, wherein the movable material receiving trolley 1 is communicated with a discharge hole of the impurity removing machine, a grate 2 is arranged between the material receiving trolley 1 and the discharge hole of the impurity removing machine, the grate 2 is composed of a frame 21 and grate bars 22 arranged in the frame 21 at intervals, the material receiving trolley 1 is provided with a feed opening 3, and the feed opening 3 is positioned below the grate 2.
The gullet of the impurity removing machine throws the coal wrapped by the impurities and the impurities into a discharge hole of the impurity removing machine, the coal wrapped by the impurities and the impurities falls on the modified grate 2 through the discharge hole of the impurity removing machine, the grate 2 not only retains the impurities but also separates the coal from the impurities wrapped by the coal, the coal enters the next belt through the discharge hole 3 of the receiving trolley 1 through the grate 2, the impurities slide into the stainless steel impurity storage groove of the receiving trolley 1 along the grate 2, and the impurities in the receiving trolley 1 are cleaned manually at regular intervals.
The installation angle between the grate 2 and the bottom of the material receiving trolley 1 is 30-45 degrees.
The installation angle between the grate 2 and the bottom of the material receiving trolley 1 is 30-45 degrees, so that the arrangement is favorable for collecting sundries and reducing the falling speed of coal, the separation of the sundries and the coal by the grate 2 is better realized, and the cleaning efficiency of the screening device is ensured.
The grate bar 22 of the grate 2 is provided with hooks 4 for hooking up sundries.
The grate 2 is provided with a hook 4 for better realizing the separation of the sundries and the coal and ensuring the sundry cleaning efficiency.
The grate 2 is detachably connected with the material receiving trolley 1.
Sundries on the grate 2 need be cleared up in order to guarantee that the hook 4 can normally work, sundries on the grate 2 need be dismantled to clear up its hook 4, and the grate 2 can be dismantled with the material receiving trolley 1 and be connected in order to make things convenient for the installation between grate 2 and the material receiving trolley 1.
As shown in FIG. 2, the frame 21 of the grate 2 comprises a horizontal bar 211 and a vertical bar 212, the horizontal bar 211 and the vertical bar 212 are vertically arranged, and the length of the horizontal bar 211 is larger than the width of the feed opening 3.
The length of the horizontal bar 211 is greater than the width of the feed opening 3 so as to enable the horizontal bar 211 to be transversely arranged on the material receiving vehicle 1, and the vertical bar 212 is vertically arranged between the horizontal bar 211 and the vertical bar 212 so as to enable the vertical bar 212 to abut against the side wall of the feed opening 3 of the material receiving vehicle 1. When the grate 2 needs to be cleaned, the grate 2 only needs to be lifted upwards to separate the transverse strip 211 from the surface of the receiving trolley 1 and separate the vertical strip 212 from the feed opening 3, so that the grate 2 and the receiving trolley 1 are separated.
The grate 2 is made of metal having elasticity.
Since the sundries wrapped with the coal have a certain energy when falling, the grate 2 made of metal with elasticity can hook the sundries by reducing the energy of the sundries through the elasticity change.
The feed opening 3 of the receiving vehicle 1 is connected with a material guide pipe 5, and the material guide pipe 5 is positioned on the coal conveyer belt.
The material guiding pipe 5 ensures that the coal can smoothly fall onto the conveyer belt so as to avoid the coal falling to the position outside the conveyer belt.
In addition to the above embodiments, the present invention may have other embodiments; all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a secondary screening plant of shaker of coal transportation line, includes mobilizable skip car (1) that connects, mobilizable skip car (1) and the discharge gate intercommunication of shaker, its characterized in that connects: a grate (2) is arranged between the receiving trolley (1) and the discharge hole of the impurity removing machine, the grate (2) is composed of a frame (21) and grate bars (22) arranged in the frame (21) at intervals, a feed opening (3) is arranged on the receiving trolley (1), and the feed opening (3) is positioned below the grate (2).
2. The secondary screening device of the impurity removing machine of the coal transportation line according to claim 1, characterized in that: the mounting angle between the grate (2) and the bottom of the material receiving vehicle (1) is 30-45 degrees.
3. The secondary screening device of the impurity removing machine of the coal transportation line according to claim 2, characterized in that: the grate bar (22) of the grate (2) is provided with hooks (4) for hooking sundries.
4. The secondary screening device of the impurity removing machine of the coal transportation line according to claim 3, characterized in that: the grate (2) is detachably connected with the material receiving trolley (1).
5. The secondary screening device of the impurity removing machine of the coal transportation line according to claim 4, wherein: the frame (21) of the grate (2) comprises a transverse bar (211) and a vertical bar (212), the transverse bar (211) and the vertical bar (212) are vertically arranged, and the length of the transverse bar (211) is greater than the width of the feed opening (3).
6. The secondary screening device of the trash remover of the coal transportation line of claim 5, wherein: the grate (2) is made of elastic metal.
7. The secondary screening device of the impurity removing machine of the coal transportation line according to claim 1, characterized in that: the feed opening (3) of the receiving vehicle (1) is connected with a material guide pipe (5), and the material guide pipe (5) is positioned on the coal conveying belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643798.XU CN216539585U (en) | 2021-11-01 | 2021-11-01 | Secondary screening plant of shaker of coal transportation line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643798.XU CN216539585U (en) | 2021-11-01 | 2021-11-01 | Secondary screening plant of shaker of coal transportation line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216539585U true CN216539585U (en) | 2022-05-17 |
Family
ID=81569713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122643798.XU Active CN216539585U (en) | 2021-11-01 | 2021-11-01 | Secondary screening plant of shaker of coal transportation line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216539585U (en) |
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2021
- 2021-11-01 CN CN202122643798.XU patent/CN216539585U/en active Active
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