CN217920476U - Coal bunker dust collector - Google Patents
Coal bunker dust collector Download PDFInfo
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- CN217920476U CN217920476U CN202220630785.0U CN202220630785U CN217920476U CN 217920476 U CN217920476 U CN 217920476U CN 202220630785 U CN202220630785 U CN 202220630785U CN 217920476 U CN217920476 U CN 217920476U
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Abstract
The utility model provides a coal bunker dust collector, including dust remover, dust removal tuber pipe and ash falling pipe, the dust remover erects in coal plough top be provided with the dust removal interface on the dust remover, the dust removal interface with the upper end of dust removal tuber pipe is connected, the lower extreme of dust removal tuber pipe is located the other discharge opening upper portion of coal plough the below of dust remover is connected with the dust removal ash bucket, the end opening of dust removal ash bucket is connected the upper end of ash falling pipe the end opening of dust removal ash bucket with be provided with the ash unloading valve between the upper end of ash falling pipe, the lower extreme of ash falling pipe is introduced inside the coal bunker. Adopt the utility model discloses can directly remove dust at the discharge opening, dust removal effect is better, and the site environment is cleaner.
Description
Technical Field
The utility model relates to an energy-concerving and environment-protective technical field of power plant, more specifically relates to a coal bunker dust collector.
Background
The dust removal of power plant main building coal bunker all selects the dust remover of no ash bucket to arrange the coal bunker top in the past, maintains the interior negative pressure of storehouse, absorbs the inside air of coal bunker and removes dust, and the main building coal bunker of built power plant adopts this kind of mode mostly, perhaps selects the dust remover of taking the ash bucket, and it is inside directly to link the coal bunker with the dust removal tuber pipe, and the ash bucket goes out the ash falling pipe, and the ash falling pipe directly falls back inside the coal bunker. However, the coal plough still generates partial dust at the discharge port leading to the coal bunker in the working process, the site environment is polluted, and along with the increasing stricter national environmental protection policy, the dust removal design mode cannot meet the dust removal requirement.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a coal bunker dust collector directly removes dust at the discharge opening, and dust removal effect is better, and the site environment is cleaner.
The utility model provides a pair of coal bunker dust collector, including dust remover, dust removal tuber pipe and ash falling pipe, wherein, the dust remover erects in coal plough top be provided with the dust removal interface on the dust remover, the dust removal interface with the upper end of dust removal tuber pipe is connected, the lower extreme of dust removal tuber pipe is located the other discharge opening upper portion of coal plough the below of dust remover is connected with the ash removal fill, the end opening of ash removal fill is connected the upper end of ash falling pipe the end opening of ash removal fill with be provided with the ash unloading valve between the upper end of ash falling pipe, the lower extreme of ash falling pipe is introduced inside the coal bunker.
The dust removal air pipe comprises a straight pipe and a 90-degree bent pipe which are connected with each other, the port of the bent pipe is connected with the dust removal interface, the port of the straight pipe is connected with a main pipe interface of a lower three-way pipe, two branch pipe interfaces of the lower three-way pipe are respectively connected with a dust hood, and the dust hoods are respectively vertically arranged on the upper parts of two discharge openings beside the coal plough in a covering mode.
The dust removal tuber pipe includes upper portion three-way pipe, first tuber pipe and second tuber pipe, the house steward interface of upper portion three-way pipe with dust removal interface connection, two branch pipe interfaces of upper portion three-way pipe are connected respectively first tuber pipe with the second tuber pipe, first tuber pipe with the second tuber pipe is vertical setting respectively and is in two other discharge opening upper portions of coal plough the lower extreme of first tuber pipe with the second tuber pipe all is connected with the suction hood, the suction hood covers respectively and establishes two other discharge opening upper portions of coal plough.
The vertical distance between the lower edge of the dust hood and the coal plough is larger than the height which can be lifted by the coal plough.
The dust remover passes through the support to be fixed on the room board of coal plough top, the dust removal ash bucket is located room board top, the dust removal tuber pipe with the ash falling pipe all passes the room board, and with the room board is fixed.
The dust removal air pipe and the ash falling pipe penetrate through the room plate and are fixed with the room plate through the supporting and hanging bracket.
The dust removal tuber pipe with the ash falling pipe passes room board department all sets up rain insensitive device the fan of dust remover and motor top all are provided with the rain shade.
The ash discharge valve is a star-shaped ash discharge valve.
The coal bunker dust removing device is also arranged at the unloading position of the machine head of the conveying belt.
From the above description, the utility model provides a coal bunker dust collector, can set up the top of every coal plough on conveyer, including the dust remover, dust removal tuber pipe and ash falling pipe, the dust remover erects in the coal plough top, the dust removal interface of dust remover is connected with the upper end of dust removal tuber pipe, the lower extreme of dust removal tuber pipe is located the other discharge opening upper portion of coal plough, absorb the raise dust that the coal plough produced when unloading, be connected with the ash removal fill in the below of dust remover, the end opening at the ash removal fill is connected with the upper end of ash falling pipe, be provided with the ash discharging valve between the end opening of ash removal fill and the upper end of ash falling pipe, the lower extreme of ash falling pipe stretches into inside the coal bunker, when the ash volume of storing reaches certain liquid level in the ash removal fill, open the discharge valve, carry out the ash unloading, ash in the ash removal fill can fall back into the coal bunker. The utility model discloses remove dust at the other discharge opening of coal plough, get into the entry of coal bunker at the material promptly and remove dust, prevent in advance to raise the ash, the dust removal position is more reasonable, and dust removal effect is better, and the site environment is cleaner, and the better demand that reaches the environmental protection has realized energy saving and consumption reduction.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a distribution diagram of a coal bunker dust removal device according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a coal bunker dust removal device according to embodiment 1 of the present invention;
fig. 3 is a side view of a dusting air duct according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a dust removal air duct according to embodiment 2 of the present invention;
wherein, 1-dust collector, 2-dust collecting air pipe, 3-dust falling pipe, 4-dust collecting interface, 5-dust collecting hopper, 6-dust discharging valve, 7-bend pipe, 8-straight pipe, 9-lower three-way pipe, 10-dust hood, 11-upper three-way pipe, 12-first air pipe, 13-second air pipe, 14-coal bunker, 15-bracket, 16-house plate, 17-bracket hanger, 18-rain-proof device, 19-coal plough, 20-discharge opening, 21-conveying belt.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The present invention is capable of various modifications and embodiments, and specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. However, the present invention is not limited to the specific embodiments, and all modifications, equivalents, and alternatives falling within the spirit and technical scope of the present invention are to be understood as being included.
Ordinal terms such as first, second, etc., are included to describe various constituent elements, but the constituent elements are not limited to the terms. The terms are only used to distinguish one constituent element from another constituent element. For example, a second component may be termed a first component, and similarly, a first component may be termed a second component without departing from the scope of the present invention. The term and/or includes a combination of a plurality of associated recorded items or an item of a plurality of associated recorded items.
It should be understood that when a component is referred to as being "connected" or "in contact with" another component, this includes not only the case where the component is directly connected or in contact with the other component but also the case where the other component is present therebetween. Conversely, when a component is referred to as being "directly connected" or "directly contacting" another component, it is to be understood that no other component is present therebetween.
In the description of the embodiments, when it is stated that a certain constituent element is formed on "upper (upper) or lower (lower) (on or under)" another constituent element, the upper (upper) or lower (lower) (on or under) includes two constituent elements directly contacting each other or at least one other constituent element is disposed and formed between the two constituent elements. When the expression "up" or "down" is used, the reference to a certain component may include not only an upper direction but also a lower direction.
The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Unless the context clearly dictates otherwise, expressions in the singular include expressions in the plural. In the present application, it should be understood that the terms "comprises" or "comprising," or the like, are used for specifying the presence of the features, numbers, steps, operations, elements, components, or combinations thereof described in the specification, and do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, or combinations thereof.
Unless defined otherwise, including technical or scientific terms, all terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. Terms defined in commonly used dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
Fig. 1 is a distribution diagram of a coal bunker dust removal device according to embodiment 1 of the present invention; fig. 2 is a schematic structural view of a coal bunker dust removal device according to embodiment 1 of the present invention; fig. 3 is a side view of a dusting air duct according to embodiment 1 of the present invention;
as shown in fig. 1, 2, and 3, the dust removing device for a coal bunker provided in this embodiment can be used for removing dust when the coal bunker is charged, purifying the environment, and removing dust when other materials are charged into the discharge opening. The coal bunker is a closed storage space, a conveying belt 21 is arranged at the upper part of the coal bunker, a plurality of coal ploughs are uniformly arranged on the conveying belt 21, discharge openings 20 are formed in the tops of the coal bunkers 14 at two sides of each coal plough 19, and the coal is loaded into the discharge openings 20 through the coal ploughs 19, so that the coal enters the coal bunkers 14. Among the prior art, the coal bunker removes dust sets up dust collector at the inside top of coal bunker, removes dust, but can not detach the raise dust of coal bunker discharge opening department, causes the pollution to the mill environment, adopts this coal bunker to remove dust to set up at the discharge opening, prevents the raise dust from the entrance.
This coal bunker dust collector includes dust remover 1, dust removal tuber pipe 2 and ash falling pipe 3, erects a dust remover 1 above every coal plough, is connected with dust removal tuber pipe 2 and ash falling pipe 3 on dust remover 1, and dust removal tuber pipe 2 is used for absorbing the raise dust, and ash falling pipe 3 is used for returning the dust to coal bunker 14, and the dust is not raised outward. The concrete arrangement form of the ash falling pipe 3 is determined according to the situation of the site.
The dust remover is characterized in that a dust removing connector 4 is arranged on the dust remover 1, the dust removing connector 4 is connected with the upper end of a dust removing air pipe 2, the lower end of the dust removing air pipe 2 is positioned on the upper portion of a discharge opening 20 beside a coal plough 19, a dust hood 10 can be connected to the lower end of the dust removing air pipe 2 for better absorbing dust, a dust removing ash bucket 5 is connected to the lower portion of the dust remover 1, the upper end of an ash falling pipe 3 is connected to the lower opening of the dust removing ash bucket 5, an ash discharging valve 6 is arranged between the lower opening of the dust removing ash bucket 5 and the upper end of the ash falling pipe 3, and the lower end of the ash falling pipe 3 is introduced into a coal bunker 14. The dust remover 1 generates huge suction force, dust at the discharging opening part is sucked in through the dust hood 10 and the dust removing air pipe 2 and then stored in the dust removing hopper 5, when the amount of the dust stored in the dust removing hopper 5 reaches a certain liquid level, the dust discharging valve 6 is opened to discharge the dust, and the dust in the dust removing hopper 5 falls back to the coal bunker 14. The ash discharge valve 6 can adopt a star-shaped ash discharge valve 6.
The height of the dust remover 1 is determined according to the actual production situation, and the dust remover 1 can be 7m-8m away from the conveying belt. Dust remover 1 accessible support 15 is fixed on the room board 16 of factory building top, and dust remover 1 corresponds with coal plough 19 one-to-one position, and dust removal ash bucket 5 is located room board 16 top, can be located support 15, and dust removal tuber pipe 2 and ash falling pipe 3 all pass room board 16 to with room board 16 fixed connection. In order to ensure that the longer dust removal air pipe 2 and the longer ash falling pipe 3 are stable and firm in working, the dust removal air pipe 2 and the ash falling pipe 3 are fixed with the house plate 16 through the supporting and hanging bracket 17 at the positions where the dust removal air pipe 2 and the ash falling pipe 3 penetrate through the house plate 16. In order to prevent the dust removal air pipe 2 and the dust falling pipe 3 from being soaked by rainwater at the place where the dust removal air pipe 2 and the dust falling pipe 3 penetrate the room plate 16 and generating water leakage of the room plate 16, rain-proof devices 18 are arranged at the places where the dust removal air pipe 2 and the dust falling pipe 3 penetrate the room plate 16. Rain shields are arranged above the fan and the motor of the dust remover.
Two discharge openings 20 are arranged at each coal plough, each discharge opening 20 needs to be dedusted, and the design mode of the dedusting air pipe 2 can be determined according to the specific conditions of plants and production. In this embodiment, the dust removing air duct 2 includes a straight duct 8 and a 90-degree bent duct 7 connected to each other, a port of the bent duct 7 is connected to the dust removing connector 4, the straight duct 8 vertically passes through the room plate 16, a port of the straight duct 8 is connected to a lower three-way duct 9, and the lower three-way duct 9 divides the duct into two parts to respectively absorb dust at the discharge openings 20 on both sides. The main pipe interface of the lower three-way pipe 9 is connected with the port of the straight pipe 8, the two branch pipe interfaces of the lower three-way pipe 9 are respectively connected with a dust hood 10, and the dust hood 10 is vertically covered on the upper parts of two discharge ports 20 beside the coal plough 19. The specific form of the lower three-way pipe 9 can be determined according to the production condition, in the embodiment, the lower three-way pipe 9 is a T-shaped three-way pipe, the main pipe of the lower three-way pipe 9 is vertical, the two branch pipes are horizontal, the two branch pipes are both connected with a 90-degree elbow, the other port of the elbow is downward, and the downward port of the elbow is connected with the dust hood 10.
The shell shape of the dust hood 10 is determined according to the shape of the discharge opening 20, the discharge opening 20 is square, the lower opening of the shell of the dust hood 10 is square, the upper opening is round and is connected with a pipeline, the lower opening of the shell is positioned at the upper part of the edge of the discharge opening 20, the vertical distance between the lower opening and the coal plough 19 is slightly larger than the lifting height of the coal plough, but the lower opening is not too high to prevent dust from flying outwards. The flowing coal material is divided by the coal plough and enters the discharge opening 20 below the dust hood 10.
The coal bunker dust removing device can also be arranged above the discharge opening at the machine head discharge position of the conveying belt 21 to prevent dust at the machine head from flying.
Example 2
Fig. 4 is a schematic structural view of a dust removal air duct according to embodiment 2 of the present invention;
as shown in fig. 4, in the coal bunker dust removing apparatus provided in this embodiment, on the basis of embodiment 1, the dust removing air duct 2 includes an upper three-way pipe 11, a first air duct 12, and a second air duct 13, and the upper three-way pipe 11 divides the duct into two parts at the dust removing joint 4.
The main pipe connector of the upper three-way pipe 11 is connected with the dust removal connector 4, two branch pipe connectors of the upper three-way pipe 11 are respectively connected with a first air pipe 12 and a second air pipe 13, the first air pipe 12 and the second air pipe 13 vertically penetrate through the room plate 16, and are respectively vertically arranged on the upper portions of two discharge openings 20 beside the coal plough device to respectively absorb dust of the discharge openings 20 at two sides. The lower ends of the first air pipe 12 and the second air pipe 13 are both connected with a dust hood 10, and the dust hood 10 covers the upper parts of two discharge openings 20 beside the coal plough.
The concrete form of upper portion three-way pipe 11 can be confirmed according to the production conditions, and upper portion three-way pipe 11 is T shape three-way pipe in this embodiment, and the house steward of upper portion three-way pipe 11 is vertical, and two branch pipes are horizontal, and the house steward passes through 90 degrees return bends and is connected with dust removal interface 4, and two branch pipes all are connected with 90 degrees return bends, and another port of return bend is down, and the decurrent port of return bend is connected with first tuber pipe 12 or second tuber pipe 13.
The dust removing device for a coal bunker according to the present invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the dust removing device of the coal bunker without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (9)
1. A coal bunker dust removal device is characterized by comprising a dust remover, a dust removal air pipe and an ash falling pipe, wherein,
the dust remover is erected above the coal plough, a dust removal interface is arranged on the dust remover, the dust removal interface is connected with the upper end of the dust removal air pipe, the lower end of the dust removal air pipe is positioned at the upper part of the discharge opening beside the coal plough,
the lower part of the dust remover is connected with a dust removing hopper, the lower opening of the dust removing hopper is connected with the upper end of the ash falling pipe, an ash discharging valve is arranged between the lower opening of the dust removing hopper and the upper end of the ash falling pipe, and the lower end of the ash falling pipe is introduced into the coal bunker.
2. The coal bunker dust collector of claim 1, wherein the dust removing air duct comprises a straight pipe and a 90-degree bent pipe which are connected with each other, the port of the bent pipe is connected with the dust removing interface, the port of the straight pipe is connected with a main pipe interface of a lower three-way pipe, two branch pipe interfaces of the lower three-way pipe are respectively connected with a dust hood, and the dust hoods are respectively vertically covered on the upper parts of two discharge openings beside the coal plough.
3. The coal bunker dust collector of claim 1, wherein the dust removing air duct comprises an upper three-way pipe, a first air duct and a second air duct, a main pipe connector of the upper three-way pipe is connected with the dust removing connector, two branch pipe connectors of the upper three-way pipe are respectively connected with the first air duct and the second air duct, the first air duct and the second air duct are respectively vertically arranged at the upper parts of two discharging openings beside the coal plough, the lower ends of the first air duct and the second air duct are respectively connected with a dust hood, and the dust hoods are respectively covered at the upper parts of the two discharging openings beside the coal plough.
4. The coal bunker dust collector of claim 2 or 3, wherein a vertical distance between a lower edge of the dust hood and the coal plough is greater than a height at which the coal plough can be lifted.
5. The coal bunker dust collector of claim 1, wherein the dust collector is fixed on a floor above the coal plough through a bracket, the dust removing hopper is located above the floor, and the dust removing air pipe and the dust falling pipe both penetrate through the floor and are fixed with the floor.
6. The coal bunker dust collector of claim 5, wherein the dust removing air pipe and the ash dropping pipe are fixed with the room plate through a support hanger at the position where the dust removing air pipe and the ash dropping pipe penetrate through the room plate.
7. The coal bunker dust collector as claimed in claim 5, wherein a rain-proof device is arranged at the position where the dust removing air pipe and the ash dropping pipe pass through the room plate, and a rain-proof cover is arranged above the fan and the motor of the dust collector.
8. The coal bunker dust collector of claim 1, wherein the ash discharge valve is a star ash discharge valve.
9. The coal bunker dust removal device of claim 1, wherein the coal bunker dust removal device is disposed at a nose discharge of the conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630785.0U CN217920476U (en) | 2022-03-22 | 2022-03-22 | Coal bunker dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630785.0U CN217920476U (en) | 2022-03-22 | 2022-03-22 | Coal bunker dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217920476U true CN217920476U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220630785.0U Active CN217920476U (en) | 2022-03-22 | 2022-03-22 | Coal bunker dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217920476U (en) |
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2022
- 2022-03-22 CN CN202220630785.0U patent/CN217920476U/en active Active
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