CN214949163U - Coal blending device - Google Patents
Coal blending device Download PDFInfo
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- CN214949163U CN214949163U CN202121312815.5U CN202121312815U CN214949163U CN 214949163 U CN214949163 U CN 214949163U CN 202121312815 U CN202121312815 U CN 202121312815U CN 214949163 U CN214949163 U CN 214949163U
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Abstract
The utility model discloses a coal blending device, which comprises a three-way pipe, a feed hopper, a first material pipe, a second material pipe, a coal blocking device and a flow dividing device, wherein the three-way pipe comprises a feed pipe and two discharge pipes, the feed pipe is connected with the feed hopper, and the two discharge pipes are respectively connected with the first material pipe and the second material pipe; the coal blocking device is arranged in the three-way pipe and comprises a first coal blocking plate, a second coal blocking plate and a rotating shaft, the first coal blocking plate and the second coal blocking plate are rotatably connected to the rotating shaft, and the rotating shaft is arranged at the junction of the two discharging pipes; the diverging device is installed in the feeder hopper, and the diverging device is just to feeding direction. The technical effects achieved are as follows: the three-way pipe, the coal blocking device and the flow dividing device are combined for use, coal materials can be evenly distributed into the two discharging pipes to be output, or the coal materials are all output from one discharging pipe, the use is flexible and convenient, the coal materials can be conveniently distributed to the lower-level conveying belt, and the two devices can be combined for use, so that two different coal materials can be efficiently mixed and uniformly mixed.
Description
Technical Field
The utility model relates to a power blending technical field, concretely relates to fire coal blending device.
Background
In order to reduce the power generation cost, the coal-fired power plant generally mixes and burns low-calorific-value economic coal types, but different coal types are mixed unevenly and are not stable in proportioning, so that the boiler combustion is often unstable, the load of a unit fluctuates greatly, and the problem of deep peak regulation of the flexibility of the unit is influenced.
The traditional coal operation mode mainly comprises two modes: 1. two different coal types are simultaneously added into the raw coal bunker, and the coal is mixed to a poor degree by adopting the operation mode; 2. different coal types are mixed on the same belt of the lower level, the coal feeding efficiency is low in the operation mode, the operation time of the equipment is long, the coal feeding is influenced by factors such as train and ship coal receiving and unloading, equipment shutdown maintenance and the like, and the coal cannot be uniformly, accurately, continuously and efficiently mixed. In order to realize the uniform and accurate blending of the stokehole fire coal, the coal blending bunker is constructed, the cost is high, the coal blending quantity is small, and importantly, the lignite which is easy to spontaneously combust cannot be stored for a long time, so that the coal blending bunker has poor safety and low utilization rate, the coal storage yard is stacked in a layered mode, the blending of the fire coal in a fault coal taking mode is not uniform, and the blending precision of the fire coal is poor, so that a device capable of uniformly and efficiently blending the fire coal is required in the actual production process.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a fire coal blending device to solve among the prior art difficult high efficiency of different coal types and blend even problem.
In order to achieve the above object, the present invention provides the following technical solutions:
according to the first aspect of the utility model, a coal blending device comprises a three-way pipe, a feed hopper, a first material pipe, a second material pipe, a coal blocking device and a flow dividing device, wherein the three-way pipe comprises a feed pipe and two discharge pipes, the feed pipe is connected with the feed hopper, and the two discharge pipes are respectively connected with the first material pipe and the second material pipe;
the coal blocking device is arranged in the three-way pipe and comprises a first coal blocking plate, a second coal blocking plate and a rotating shaft, the first coal blocking plate and the second coal blocking plate are rotatably connected to the rotating shaft, and the rotating shaft is arranged at the junction of the two discharge pipes;
the diverging device install in the feeder hopper, the diverging device is just to feeding direction.
Furthermore, the coal blocking device further comprises two push rods, and the two push rods are respectively connected to one side of the first coal blocking plate and one side of the second coal blocking plate.
Furthermore, the two push rods penetrate through the side wall of the three-way pipe, and the two push rods are arranged on two sides of the three-way pipe respectively.
Furthermore, one side of the first coal baffle and one side of the second coal baffle are both provided with a hinge lug, and the two push rods are respectively hinged with the first coal baffle and the second coal baffle through the hinge lugs.
Furthermore, the first coal baffle and the second coal baffle are provided with reinforcing ribs, and the reinforcing ribs are respectively positioned on one side of the push rod connected with the first coal baffle and the second coal baffle.
Further, the first coal baffle and the second coal baffle are the same in shape and size.
Furthermore, the coal blocking device further comprises two bearings, the rotating shaft penetrates through the pipe wall of the three-way pipe, the two bearings are respectively installed at two ends of the rotating shaft, and the two bearings are fixed on the outer side wall of the three-way pipe through respective supports.
Further, the push rod is an electric push rod.
Furthermore, the first coal baffle and the second coal baffle are both made of steel plates.
Further, the feeding pipe and the discharging pipe are connected in a welding mode.
The utility model has the advantages of as follows: the coal material in the feed hopper can be evenly distributed to the two discharge pipes for output or all the coal material can be output from one discharge pipe by arranging the three-way pipe and the coal blocking device and combining the flow dividing device, so that the use is flexible and convenient, and the coal material of a higher-level conveyer belt can be conveniently distributed to a lower-level conveyer belt; when the coal material is exported from two discharging pipes, the fortune coal ability of the conveyer belt of higher level of can make full use of, two this devices combine to use can the efficient mix the coal material of two kinds of differences and join in marriage evenly, mix the proportion and keep unanimous with the supporting higher level conveyer belt of two this devices and get the coal proportion, realization that can be convenient is along with joining in marriage along with using.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic structural diagram of a first state of a coal blending device according to some embodiments of the present invention.
Fig. 2 is a schematic structural diagram of a second state of a coal blending device according to some embodiments of the present invention.
Fig. 3 is a top view of a coal blending device according to some embodiments of the present invention.
Fig. 4 is a partial schematic view of a coal blending device according to some embodiments of the present invention.
Fig. 5 is a schematic diagram of a first state of a coal retaining device of a coal blending device according to some embodiments of the present invention.
Fig. 6 is a schematic diagram of a second state of a coal retaining device of a coal blending device according to some embodiments of the present invention.
In the figure: 1. the three-way pipe, 2, feeder hopper, 3, first material pipe, 4, second material pipe, 5, first fender coal board, 6, second fender coal board, 7, push rod, 8, pivot, 9, first conveyer belt, 10, second conveyer belt, 11, third conveyer belt, 12, hinge ear, 13, bearing, 14, inlet pipe, 15, discharging pipe, 16, diverging device.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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 to 6, a coal blending device in an embodiment of the first aspect of the present invention includes a three-way pipe 1, a feeding hopper 2, a first material pipe 3, a second material pipe 4, a coal blocking device, and a flow dividing device 16, where the three-way pipe 1 includes a feeding pipe 14 and two discharging pipes 15, the feeding pipe 14 is connected to the feeding hopper 2, and the two discharging pipes 15 are respectively connected to the first material pipe 3 and the second material pipe 4;
the coal blocking device is arranged in the three-way pipe 1 and comprises a first coal blocking plate 5, a second coal blocking plate 6 and a rotating shaft 8, the first coal blocking plate 5 and the second coal blocking plate 6 are rotatably connected to the rotating shaft 8, and the rotating shaft 8 is arranged at the junction of the two discharging pipes 15;
the flow dividing device 16 is mounted in the feeding funnel 2 with the flow dividing device 16 facing the feeding direction.
In the above embodiment, it should be noted that the diversion device 16 adopts a belt conveyor coal dropping diversion baffle device in the patent with the publication number of CN 212245177U.
Further, the first coal baffle 5 and the second coal baffle 6 are rotatably connected to the rotating shaft 8 through shaft sleeves with bearings arranged inside, and the first coal baffle 5 and the second coal baffle 6 can rotate around the rotating shaft 8 respectively without interfering with each other.
Furthermore, the two discharging pipes 15 are symmetrically arranged along the axis of the feeding pipe 14, the symmetry plane of the two discharging pipes 15 is perpendicular to the conveying direction of the first conveying belt 9 during the use process, and the dividing device 16 is used for equally dividing the coal conveyed by the first conveying belt 9 into the two discharging pipes 15 and then distributing the coal to the second conveying belt 10 and the third conveying belt 11 through the first material pipe 3 and the second material pipe 4 respectively.
The technical effects achieved by the above embodiment are as follows: by arranging the three-way pipe 1 and the coal blocking device and combining the shunting device 16, the coal material conveyed to the feed hopper 2 by the first conveying belt 9 can be evenly distributed to the two discharge pipes 15 for output, or the coal material can be completely output from one discharge pipe 15, so that the use is flexible and convenient, and the coal material of a higher-level conveying belt can be conveniently distributed to a lower-level conveying belt; two this devices combine to use can mix two kinds of different coal materials and join in marriage evenly, and when the coal material was exported from two discharging pipes 15, the fortune coal ability of the conveyer belt of higher level that can make full use of carries out the high efficiency and mixes, mixes the proportion and gets the coal proportion with the supporting higher level conveyer belt of two this devices and keep unanimous, realization that can be convenient is along with using along with joining in marriage.
Optionally, as shown in fig. 1 to 6, in some embodiments, the coal blocking device further includes two push rods 7, and the two push rods 7 are respectively connected to one side of the first coal blocking plate 5 and one side of the second coal blocking plate 6.
In the alternative embodiment described above, it should be noted that both push rods 7 extend through the wall of the tee 1.
Further, the two push rods 7 penetrate through the side wall of the three-way pipe 1, and the two push rods 7 are arranged on two sides of the three-way pipe 1 respectively.
The beneficial effects of the above alternative embodiment are: through setting up two push rods 7, the first fender coal board 5 of control that can convenient and fast and second fender coal board 6 remove to the opening and the closure of two discharging pipes 15 of control.
Alternatively, as shown in fig. 1 to 6, in some embodiments, a hinge 12 is provided on each of one side of the first coal deflector 5 and one side of the second coal deflector 6, and the two push rods 7 are respectively hinged to the first coal deflector 5 and the second coal deflector 6 through the hinge 12.
In the above alternative embodiment, it should be noted that the hinge lugs 12 are connected with the first coal deflector 5 and the second coal deflector 6 by welding.
The beneficial effects of the above alternative embodiment are: hinge lugs 12 are arranged on one side of the first coal baffle 5 and one side of the second coal baffle 6, and can be conveniently connected with the push rod 7, and the push rod 7 can be conveniently pushed to rotate.
Alternatively, as shown in fig. 1 to 6, in some embodiments, the first coal baffle 5 and the second coal baffle 6 are provided with reinforcing ribs, and the reinforcing ribs are respectively located on one side of the first coal baffle 5 and one side of the second coal baffle 6, which are connected to the push rod 7.
In the above alternative embodiment, it should be noted that the reinforcing ribs are respectively arranged along the length direction of the first coal baffle 5 and the second coal baffle 6.
The beneficial effects of the above alternative embodiment are: through setting up the strengthening rib, first fender coal board 5 and second fender coal board 6's intensity is higher, non-deformable in the use.
Alternatively, as shown in fig. 1 to 6, in some embodiments, the first coal deflector 5 and the second coal deflector 6 have the same shape and size.
In the above alternative embodiment, it should be noted that the size of the first coal baffle 5 is half of the size of the interface between the discharging pipe 15 and the feeding pipe 14, and the first coal baffle 5 and the second coal baffle 6 are used in combination to block the end of the discharging pipe 15 connected to the feeding pipe 14.
The beneficial effects of the above alternative embodiment are: the first coal baffle 5 and the second coal baffle 6 are used in combination with the flow dividing device, so that the coal can be uniformly distributed to the two discharging pipes 15 for output or the coal can be completely output from one discharging pipe 15.
Optionally, as shown in fig. 1 to 6, in some embodiments, the coal blocking device further includes two bearings 13, the rotating shaft 8 penetrates through the pipe wall of the three-way pipe 1, the two bearings 13 are respectively installed at two ends of the rotating shaft 8, and the two bearings 13 are fixed on the outer side wall of the three-way pipe 1 through respective brackets.
In the above alternative embodiment, it should be noted that the bracket is fixed to the outer sidewall of the tee 1 by welding.
The beneficial effects of the above alternative embodiment are: by providing two bearings 13, the rotating shaft 8 can be freely rotated.
Alternatively, as shown in fig. 1 to 6, in some embodiments, the push rod 7 is an electric push rod.
In the above alternative embodiment, it should be noted that the push rod 7 may also be a hydraulic push rod or a pneumatic push rod.
The beneficial effects of the above alternative embodiment are: the push rod 7 is an electric push rod, a hydraulic push rod or a pneumatic push rod, and can be flexibly selected.
Alternatively, as shown in fig. 1 to 6, in some embodiments, the first coal deflector 5 and the second coal deflector 6 are made of steel plates.
In the above alternative embodiment, it should be noted that the thickness of the steel plate is 3mm to 20 mm.
Further, the thickness of the steel plate may be selected to be 5mm, 8mm, 10mm or 15 mm.
The beneficial effects of the above alternative embodiment are: the first coal baffle 5 and the second coal baffle 6 are both made of steel plates, so that the strength is high and the deformation is not easy to occur.
Alternatively, as shown in fig. 1-6, in some embodiments, the feed pipe 14 and the discharge pipe 15 are connected by welding.
The beneficial effects of the above alternative embodiment are: the feeding pipe 14 and the discharging pipe 15 are connected in a welding mode, and production and processing are convenient.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Claims (10)
1. A coal blending device is characterized by comprising a three-way pipe (1), a feed hopper (2), a first material pipe (3), a second material pipe (4), a coal blocking device and a flow dividing device (16), wherein the three-way pipe (1) comprises a feed pipe (14) and two discharge pipes (15), the feed pipe (14) is connected with the feed hopper (2), and the two discharge pipes (15) are respectively connected with the first material pipe (3) and the second material pipe (4);
the coal blocking device is arranged in the three-way pipe (1), and comprises a first coal blocking plate (5), a second coal blocking plate (6) and a rotating shaft (8), wherein the first coal blocking plate (5) and the second coal blocking plate (6) are rotatably connected to the rotating shaft (8), and the rotating shaft (8) is arranged at the junction of the two discharge pipes (15);
the flow dividing device (16) is mounted in the feed hopper (2), the flow dividing device (16) being directed towards the feed direction.
2. The blending device of claim 1, wherein the coal blocking device further comprises two push rods (7), and the two push rods (7) are respectively connected to one side of the first coal blocking plate (5) and one side of the second coal blocking plate (6).
3. The blending device of claim 2, wherein the two push rods (7) penetrate through the side wall of the three-way pipe (1), and the two push rods (7) are respectively arranged at two sides of the three-way pipe (1).
4. The blending device of claim 2, wherein one side of the first coal baffle (5) and one side of the second coal baffle (6) are provided with hinge lugs (12), and the two push rods (7) are respectively hinged with the first coal baffle (5) and the second coal baffle (6) through the hinge lugs (12).
5. The blending device of claim 2, wherein the first coal baffle (5) and the second coal baffle (6) are provided with reinforcing ribs, and the reinforcing ribs are respectively positioned at one side of the first coal baffle (5) and the second coal baffle (6) connected with the push rod (7).
6. The blending device of claim 1, wherein the first coal baffle (5) and the second coal baffle (6) have the same shape and size.
7. The coal blending device according to any one of claims 1 to 6, wherein the coal retaining device further comprises two bearings (13), the rotating shaft (8) penetrates through the wall of the three-way pipe (1), the two bearings (13) are respectively mounted at two ends of the rotating shaft (8), and the two bearings (13) are respectively fixed on the outer side wall of the three-way pipe (1) through respective brackets.
8. A coal blending device according to claim 2, wherein the push rod (7) is an electric push rod.
9. The blending device of claim 1, wherein the first coal baffle (5) and the second coal baffle (6) are made of steel plates.
10. A coal blending device according to claim 1, wherein the feeding pipe (14) and the discharging pipe (15) are connected by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121312815.5U CN214949163U (en) | 2021-06-11 | 2021-06-11 | Coal blending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121312815.5U CN214949163U (en) | 2021-06-11 | 2021-06-11 | Coal blending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214949163U true CN214949163U (en) | 2021-11-30 |
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ID=79050063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121312815.5U Active CN214949163U (en) | 2021-06-11 | 2021-06-11 | Coal blending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214949163U (en) |
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2021
- 2021-06-11 CN CN202121312815.5U patent/CN214949163U/en active Active
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