CN215206738U - One-way back blocking plate device of coal conveying belt machine baffle box - Google Patents
One-way back blocking plate device of coal conveying belt machine baffle box Download PDFInfo
- Publication number
- CN215206738U CN215206738U CN202121644485.XU CN202121644485U CN215206738U CN 215206738 U CN215206738 U CN 215206738U CN 202121644485 U CN202121644485 U CN 202121644485U CN 215206738 U CN215206738 U CN 215206738U
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- Prior art keywords
- coal
- plate
- baffle
- conveying belt
- main
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- 239000003245 coal Substances 0.000 title claims abstract description 181
- 230000000903 blocking effect Effects 0.000 title claims description 45
- 239000011324 bead Substances 0.000 claims 2
- 239000000463 material Substances 0.000 description 17
- 239000002817 coal dust Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Chutes (AREA)
Abstract
The utility model provides an one-way back baffle device of a guide chute of a coal conveying belt machine, wherein the guide chute is arranged at the tail part of the coal conveying belt machine and is communicated with a coal dropping pipe, the one-way back baffle device of the guide chute comprises a main baffle, a first coal baffle and a dilatation bin, the main baffle is arranged at one side of the guide chute facing the tail part of the coal conveying belt machine, and the bottom of the main baffle is provided with a coal flow hole for coal flow to pass through; the first coal baffle plate is rotatably arranged at the coal flow hole of the main plugging plate; the dilatation storehouse is installed main closure plate orientation one side of coal conveyor belt afterbody, just the dilatation storehouse surrounds coal flowage hole. The utility model discloses simple structure can solve the problem of the long-pending coal of coal conveying belt feeder afterbody, alleviates staff's work load greatly.
Description
Technical Field
The utility model relates to a coal conveying belt feeder technical field, concretely relates to one-way back closure plate device of coal conveying belt feeder baffle box.
Background
The belt conveyor (belt conveyor for short) has the advantages of large conveying capacity, small power consumption, high efficiency, strong adaptability to materials and the like, so the belt conveyor is widely applied to the fields of coal mines, iron and steel plants, power plants and the like.
In a coal conveying system of a thermal power plant, a guide chute is generally arranged at the tail of a belt conveyor and used for guiding coal flow falling from a coal dropping pipe to enter a specific range of the belt conveyor to prevent the coal flow from overflowing a belt to cause a coal scattering phenomenon, and a rear blocking plate is further arranged on the guide chute and used for preventing the coal flow falling from the coal dropping pipe from overflowing the belt conveyor from the rear side of the guide chute. In actual work, when the tail coal dropping pipe has a leakage point, a certain amount of accumulated coal falls on the ground, or when the coal flows through wet and is stuck on a belt, the coal also falls on the ground after being cleaned by the tail sweeper, and the accumulated coal must be transported away in time to ensure the on-site sanitary environment. But because of the blocking of back closure plate on the baffle box, can not directly throw away it at the belt afterbody with shoveling, the clearance personnel only can with long-pending coal transport to the belt of baffle box front end on. This not only increases very big work load for the clearance personnel, has seriously influenced the effective time of the safe and stable operation of coal conveyor belt more, consequently, need provide a new baffle device behind the baffle box in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
To not enough and the defect among the prior art, the utility model provides a stifled board device in one-way back of coal conveyor baffle box for solve the problem that the long-pending coal of belt feeder afterbody was retrieved.
In order to achieve the above and other related objects, the present invention provides an one-way rear blocking plate device of a material guiding chute of a coal conveying belt machine, wherein the material guiding chute is installed at the tail of the coal conveying belt machine and is communicated with a coal dropping pipe, the one-way rear blocking plate device of the material guiding chute comprises a main blocking plate, a first coal baffle plate and an expansion bin, the main blocking plate is installed at one side of the material guiding chute facing the tail of the coal conveying belt machine, and the bottom of the main blocking plate is provided with a coal flow hole for coal flow to pass through; the first coal baffle plate is rotatably arranged at the coal flow hole of the main plugging plate; the dilatation storehouse is installed main closure plate orientation one side of coal conveyor belt afterbody, just the dilatation storehouse surrounds coal flowage hole.
In an embodiment of the present invention, the first coal blocking plate includes a plurality of strip plates arranged side by side and side blocking plates located at two sides of the strip plates.
In an embodiment of the utility model, the rectangular board is installed through the round pin axle on the main closure plate, and the backstop is in the coal flow hole orientation one side of baffle box, the side shield is the offset plate, and it passes through the bolt fastening and is in on the main closure plate.
In an embodiment of the present invention, the bottom of the strip board is provided with a first rubber plate, and the first rubber plate is fixed on the strip board through a bolt.
In an embodiment of the present invention, the bottom of the first rubber plate and the bottom of the side baffle form an arc structure, and are closely matched with the shape of the coal conveying belt.
In an embodiment of the present invention, the main blocking plate is fastened to the material guiding groove by bolts.
In an embodiment of the present invention, the volume expansion bin is a box structure, and the volume expansion bin faces the opening on one side of the coal flow hole.
In an embodiment of the present invention, the volume expansion chamber and the main blocking plate are integrated.
In an embodiment of the present invention, the bottom of the volume expansion bin is further provided with a second coal baffle, and the bottom of the second coal baffle is of an arc-shaped structure and is closely matched with the shape of the coal conveying belt.
In an embodiment of the present invention, the second coal retaining plate includes a second rubber plate and a pressing strip disposed on the second rubber plate, and the pressing strip passes through the bolt to fix the second rubber plate on the expansion bin.
As described above, the utility model discloses a one-way rear blocking plate device of a guide chute of a coal conveying belt machine, which blocks the tail part of the guide chute through a main blocking plate to prevent coal flow falling from a coal dropping pipe from overflowing the outer side of the guide chute; and the main blocking plate is provided with a coal flow hole, and the coal flow hole is blocked by a rotatable first baffle plate. The first coal blocking plate can be arranged into a plurality of parallel long strip plates, all the long strip plates are tightly connected and do not influence each other, and partial long strip plates can be lifted according to the coal quantity, so that the whole coal blocking plate is prevented from being lifted completely to cause the leakage of coal powder.
The volume expansion bin plays a role in buffering and is arranged on the outer side of the coal flow hole, the second coal baffle is arranged on the volume expansion bin, and the shape of the bottom of the second coal baffle is closely matched with the shape of the coal conveying belt, so that coal dust is prevented from leaking. When a small amount of coal dust falling from the coal dropping pipe enters the capacity expansion bin from the gap between the first coal baffle plate and the main baffle plate, the coal dust can fall onto the coal conveying belt after being subjected to space buffering in the capacity expansion bin and is conveyed away along with the belt.
For the coal deposit on the ground, the worker can shovel the coal deposit and throw the coal deposit at the tail part of the coal conveying belt, the coal deposit moves forwards along the coal conveying belt and meets a second coal baffle plate of the volume expanding bin, the coal flow smoothly passes through the second coal baffle plate because a rubber plate on the second coal baffle plate is a soft plate, and then the coal flow smoothly passes through a first coal baffle plate on the main baffle plate and is carried away along with the belt after the coal flow smoothly passes through the first coal baffle plate because a long strip plate on the first coal baffle plate can be rotated and lifted.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 shows a schematic view of the operation principle of a coal belt conveyor.
Fig. 2 is a front view of the one-way rear blocking plate device of the material guide chute of the utility model.
Fig. 3 is a rear view of the one-way rear blocking plate device of the material guide chute of the present invention.
Fig. 4 is a side view of the one-way rear blocking plate device of the material guide chute of the present invention.
Fig. 5 is a schematic structural view of the main blocking plate of the guiding chute unidirectional rear blocking plate device of the present invention.
Fig. 6 is a schematic structural view of the first coal baffle of the unidirectional rear baffle device of the material guide chute of the present invention.
Fig. 7 is a schematic structural view of a second coal baffle of the guiding chute unidirectional rear baffle device of the present invention.
Reference numerals
1 Main plugging plate
2 first coal baffle
3 expanding bin
4 second coal baffle
1-1 coal flow hole
1-2 first bolt
2-1 strip board
2-2 side baffle
2-3 pin shaft
2-4 second bolt
2-5 first rubber plate
2-6 third bolt
4-1 second rubber plate
4-2 depression bar
4-3 fourth bolt
5 coal dropping pipe
6 guide chute
7 rear plugging plate of guide chute
8 tail cylinder
9 cleaning device
10 coal conveying belt
11 head roller
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. It is also to be understood that the terminology used in the examples is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present invention.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the range covered by the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, a material guiding chute 6 communicated with a coal dropping pipe 5 is arranged at one side of the coal conveyor near a tail roller 8, coal flow in the coal dropping pipe 5 enters a coal conveying belt 10 under the guidance of the material guiding chute 6, and then the coal conveying belt 10 conveys the coal flow to a designated area at the side of a head roller 11. When leakage points exist on the coal dropping pipe 5 or coal flows through wet and over-sticky coal and is adhered to the coal conveying belt 10, a certain amount of accumulated coal can be stored on the ground after being cleaned by the sweeper 9 at the tail part. Because the guide chute 6 is equipped with the back closure plate 7 of fixing on the guide chute towards the one side of belt feeder afterbody, blocks that the coal flows through, and the cleanup crew can only transport the long-pending coal to the front end of guide chute 6, has increased work load, influences the normal operating of coal conveyor. Based on this, the utility model provides a stifled board device in one-way back of coal conveying belt feeder baffle box installs the device and can throw away the long-pending coal on belt feeder afterbody ground on the coal conveyor belt 10 of afterbody, makes it transport away along coal conveyor belt 10, has alleviateed clearance personnel's work load.
Referring to fig. 1 to 5, the utility model provides a guide chute one-way rear blocking plate device of a coal conveying belt, wherein, a guide chute 6 is arranged at the tail of the coal conveying belt machine, and comprises guide plates arranged at both sides of the coal conveying belt 10 and a cover plate (not shown in the figure) connected with the guide plates at both sides, a feed inlet is arranged on the cover plate, and the discharge end of a coal dropping pipe 7 extends into the feed inlet; the guide chute one-way rear blocking plate device comprises a main blocking plate 1, a first coal baffle plate 2 and a volume expansion bin 3, wherein the main blocking plate 1 is arranged on one side of the guide chute 6, which faces to the tail part of the coal conveyor and is used for blocking an opening formed by the guide plate and a cover plate, and the bottom of the main blocking plate 1 is provided with a coal flow hole 1-1 for coal flow to pass through; the first coal baffle plate 2 is rotatably arranged at a coal flow hole 1-1 of the main plugging plate 1, and the capacity expansion bin 3 is arranged at one side of the main plugging plate 1 facing the tail part of the coal conveyor and surrounds the coal flow hole 1-1. When the accumulated coal at the tail part of the coal conveying belt machine is thrown on the coal conveying belt 10, the coal flow can move forwards along the coal conveying belt 10, when the coal flow moves to the first coal baffle plate 2, the coal flow can push the first coal baffle plate 2 to be lifted along the coal conveying belt 10, then the coal flow passes through the lifted gap and is conveyed to a designated area, and workers do not need to convey the accumulated coal to the front end of the guide chute 6, so that the workload is greatly reduced.
Referring to fig. 1, 3 and 5, the shape of the main blocking plate 1 corresponds to the shape of the opening of the material guiding chute 6 facing the tail of the belt conveyor, in an embodiment, the main blocking plate 1 is a conical structure with a wide top and a narrow bottom, and the edge of the main blocking plate 1 is provided with a plurality of screw holes along the circumferential direction and is fixed on the material guiding plate and the cover plate of the material guiding chute 6 by the first bolts 1-2. The bottom of the main blocking plate 1 is provided with a coal flow hole 1-1 for coal flow to pass through, and the coal flow hole 11 can be in any shape, such as a square hole, so that the first coal baffle 2 is convenient to install.
Referring to fig. 3, 4 and 6, the first coal baffle 2 is rotatably mounted on the main blocking plate 1 and is stopped at a side of the coal flow hole 1-1 facing the material guiding chute 6. In one embodiment, the first coal baffle plate 2 comprises a plurality of strip plates 2-1 arranged side by side and side baffle plates 2-2 arranged on two sides of the strip 2-1, the strip plates 2-1 are installed on one side of the main plugging plate 1 facing the material guiding groove 6 through pin shafts 2-3, and the side baffle plates 2-2 are rubber plates and fixed on the main plugging plate 1 through second bolts 2-4. The plurality of strip plates 2-1 are next to each other and do not influence each other, namely the strip plates 2-1 can rotate around the pin shaft 2-3 independently, and can also rotate together, and the coal quantity according to the coal conveying belt is decided. In addition, due to the blocking of the main blocking plate 1, the long strip plate 2-1 can only rotate around the pin shaft 2-3 to the direction of the guide chute 6, so that unidirectional rotation is realized, and therefore, the coal flow falling from the coal chute 7 can be prevented from rushing away the first coal baffle plate 2. Preferably, the bottom of the strip plate 2-1 is provided with a first rubber plate 2-5, the first rubber plate 2-5 is fixed at the bottom of the strip plate 2-1 through a third bolt 2-6, the bottom of the first rubber plate 2-5 and the bottom of the side baffle 2-2 form an arc structure, and the arc structure is closely matched with the shape of the coal conveying belt 10 to form a sealing structure, so that the coal dust in the guide chute 6 is prevented from leaking.
Referring to fig. 2 and 7, the expansion bin 3 is a box structure, and one side of the expansion bin facing the coal flow hole 1-1 is an opening, and the expansion bin 3 is welded around the coal flow hole 1-1 of the main blocking plate 1, in other embodiments, the expansion bin 3 may also be an integral structure with the main blocking plate 1. Preferably, the bottom of the expansion bin 3 is provided with a second coal baffle 4, the second coal baffle 4 comprises a second rubber plate 4-1 and a pressing strip 4-2, the pressing strip 4-2 fixes the second rubber plate 4-1 at the bottom of the expansion bin 3 through a fourth bolt 4-3, the bottom of the second rubber plate 4-1 is of an arc-shaped structure and is closely matched with the shape of the coal conveying belt 10, and the sealing performance of the whole device is further enhanced.
To sum up, the utility model discloses utilize main closure plate shutoff baffle box, set up the coal flow hole on main closure plate to through rotatable first baffle shutoff coal flow hole, first fender coal board can lift up along the coal stream, and when there is the long-pending coal on the ground of coal conveyor belt afterbody, the staff can directly shovel the long-pending coal still at the belt afterbody, and the long-pending coal moves along the coal conveyor belt, when meetting first fender coal board, can lift up first fender coal board and continue to move forward. Therefore, the utility model discloses thereby effectively overcome some practical problems among the prior art and had very high use value and use meaning.
The above-described embodiments are merely illustrative of the principles of the present invention and its efficacy, rather than limiting the same, and various modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the invention, such modifications and variations all falling within the scope of the appended claims.
Claims (10)
1. The utility model provides a stifled board device behind one-way of coal conveying belt feeder baffle box, wherein the baffle box is installed the afterbody of coal conveying belt feeder to with coal breakage pipe intercommunication, its characterized in that, the stifled board includes behind one-way of baffle box:
the main plugging plate is arranged on one side of the guide chute, which faces the tail part of the coal conveying belt machine, and the bottom of the main plugging plate is provided with a coal flow hole for coal flow to pass through;
the first coal baffle plate is rotatably arranged at the coal flow hole of the main plugging plate;
and the capacity expansion bin is arranged on one side of the tail part of the coal conveyor belt facing the main blocking plate, and surrounds the coal flow hole.
2. The device of claim 1, wherein said first baffle comprises a plurality of strips arranged side by side and side dams positioned on either side of said strips.
3. The device of claim 2, wherein the strip plate is mounted on the main blocking plate by a pin and stops at the side of the coal flow hole facing the guide chute, and the side baffle is a rubber plate fixed on the main blocking plate by a bolt.
4. The one-way back blocking plate device according to claim 2 or 3, wherein the bottom of the strip plate is provided with a first rubber plate, and the first rubber plate is fixed on the strip plate through bolts.
5. The one-way back door device according to claim 4, wherein the bottom of the first rubber plate and the bottom of the side baffle form an arc-shaped structure, which is tightly matched with the shape of the coal conveying belt.
6. The unidirectional back closure device according to claim 1, wherein said primary closure plate is fastened to said chute by means of bolts.
7. The one-way back closure plate device according to claim 1, wherein the expansion bin is a box structure, and a side of the expansion bin facing the coal flow hole is an opening.
8. The unidirectional tailgate apparatus, according to claim 7, wherein said capacity-expanding bin is a unitary structure with said primary tailgate.
9. The one-way back blocking plate device according to claim 1, wherein a second coal blocking plate is further arranged at the bottom of the volume expansion bin, and the bottom of the second coal blocking plate is of an arc-shaped structure and is tightly matched with the shape of the coal conveying belt.
10. The unidirectional back door device according to claim 9, wherein the second coal baffle comprises a second rubber plate and a bead disposed on the second rubber plate, and the bead secures the second rubber plate to the bulk bin by a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121644485.XU CN215206738U (en) | 2021-07-20 | 2021-07-20 | One-way back blocking plate device of coal conveying belt machine baffle box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121644485.XU CN215206738U (en) | 2021-07-20 | 2021-07-20 | One-way back blocking plate device of coal conveying belt machine baffle box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215206738U true CN215206738U (en) | 2021-12-17 |
Family
ID=79427874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121644485.XU Withdrawn - After Issue CN215206738U (en) | 2021-07-20 | 2021-07-20 | One-way back blocking plate device of coal conveying belt machine baffle box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215206738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114701828A (en) * | 2022-03-21 | 2022-07-05 | 华能武汉发电有限责任公司 | Tail gate for guide chute of belt conveyor |
-
2021
- 2021-07-20 CN CN202121644485.XU patent/CN215206738U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114701828A (en) * | 2022-03-21 | 2022-07-05 | 华能武汉发电有限责任公司 | Tail gate for guide chute of belt conveyor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20211217 Effective date of abandoning: 20231220 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20211217 Effective date of abandoning: 20231220 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |