CN212711427U - Novel coal breakage device - Google Patents
Novel coal breakage device Download PDFInfo
- Publication number
- CN212711427U CN212711427U CN202020813649.6U CN202020813649U CN212711427U CN 212711427 U CN212711427 U CN 212711427U CN 202020813649 U CN202020813649 U CN 202020813649U CN 212711427 U CN212711427 U CN 212711427U
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- China
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- coal
- cover plate
- coal dropping
- dropping pipe
- decompression chamber
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Abstract
A novel coal dropping device comprises a coal dropping pipe, a decompression chamber and a cover plate, wherein the cover plate is arranged above a belt of a coal conveying system; the coal dropping pipe is arc-shaped, and the bottom of the coal dropping pipe is connected with the upper part of the cover plate; the bottom of the decompression chamber is connected with the upper part of the cover plate; the coal dropping pipe is of a hollow tubular structure which is communicated up and down, and the bottom of the decompression chamber is communicated with the lower part of the cover plate. The coal dropping pipe is arc-shaped, so that the impact force of coal falling from a high place is effectively reduced, the impact force of coal to air can be offset again through the decompression chamber in the coal dropping process, a large amount of coal powder can be blocked by the decompression chamber, and the decompression window of the decompression chamber is convenient to wash and replace. The manhole is arranged on the cover plate, and the coal dropping pipe is provided with the manhole door, so that the maintenance is facilitated.
Description
Technical Field
The utility model relates to a thermal power field, concretely relates to novel coal breakage device.
Background
Thermal power generation is to convert the heat energy of coal combustion into electric energy, so that a coal conveying system cannot be left in a thermal power plant, and a coal dropping device is an important component of the coal conveying system. The traditional coal dropping device is unreasonable in design and arrangement, so that coal falls from a high place and generally vertically acts on a belt, adverse factors such as coal blockage, belt deviation and large field dust are easily caused, not only manpower and material resources are wasted, but also environmental pollution is easily caused, a large amount of coal dust easily causes fire disasters, and the safety of a coal conveying belt is influenced. And once the traditional coal dropping device generates coal blockage, the safety risk is particularly high in the cleaning process.
SUMMERY OF THE UTILITY MODEL
In view of the above circumstances, in order to solve the problems existing in the above-mentioned technologies, the present invention provides a novel coal dropping device to solve the problems in the above-mentioned background art.
A novel coal dropping device comprises a coal dropping pipe, a decompression chamber and a cover plate, wherein the cover plate is arranged above a belt of a coal conveying system; the coal dropping pipe is arc-shaped, and the bottom of the coal dropping pipe is connected with the upper part of the cover plate; the bottom of the decompression chamber is connected with the upper part of the cover plate; the coal dropping pipe is of a hollow tubular structure which is communicated up and down, and the bottom of the decompression chamber is communicated with the lower part of the cover plate.
According to the utility model provides a novel coal breakage device, the arc column structure of coal breakage pipe sets up to, and the top of coal breakage pipe is located the motion of belt is to, and the bottom of coal breakage pipe is located the motion of belt is to.
According to the application, the novel coal dropping device further comprises a pressure reducing window, and the pressure reducing window is arranged on the pressure reducing chamber.
According to the novel coal breakage device of this application, be equipped with five decompression windows on the decompression chamber.
According to the utility model provides a novel coal breakage device, the decompression window comprises two metal filter screens and filter pulp, and filter pulp presss from both sides in the middle of two metal filter screens. The metal filter screen is made of stainless steel.
According to the application, the novel coal dropping device further comprises an access panel, and the access panel is fixed on the cover plate through nuts.
According to the utility model provides a novel coal breakage device, the inner arc side of coal breakage pipe is provided with the manhole door.
According to the novel coal dropping device, the side face of the cover plate is provided with the supporting piece, and the supporting piece comprises a supporting plate and a spring; one end of the spring is fixed on the inner side of the supporting plate.
According to the utility model provides a novel coal breakage device, still include the backplate, the backplate includes baffle, screw rod, first nut, second nut, and on two first nuts were fixed in the baffle side, two second nuts played the fixed action, the screw rod was used for adjusting the height of baffle, and the screw rod passed the screw that sets up on the apron, the peripheral apron centre gripping of screw in between first nut and the second nut.
According to the utility model provides a novel coal breakage device, the upper portion of baffle is sheet metal spare, and the lower part of baffle is the sheet rubber.
According to the utility model provides a novel coal breakage device, the apron cross section personally submits "nearly" style of calligraphy. The cover plate comprises a planar cover plate body and cover plate supporting legs arranged on two sides of the cover plate body, and the cover plate supporting legs are fixed on coal conveying system supports on two sides of the belt.
Preferably, at least one of the access windows is provided on the cover plate for easy access.
Preferably, the distance between the coal dropping pipe and the decompression chamber is at least three times larger than the inner diameter of the coal dropping pipe.
Preferably, the supporting pieces are arranged at equal intervals, and one supporting piece is arranged at one meter interval.
Preferably, the edge of the cover plate is provided with a plurality of through holes, so that a rubber pad is conveniently added and fixed, and the sealing performance of the coal dropping device is improved.
After the technology provided by the utility model is adopted, according to the utility model discloses novel coal breakage device has following beneficial effect.
1) The coal dropping pipe is arc-shaped, so that the impact force of coal falling from a high place is effectively reduced, the impact force of coal to air can be offset again through the decompression chamber in the coal dropping process, a large amount of coal powder can be blocked by the decompression chamber, and the decompression window of the decompression chamber is convenient to wash and replace. The manhole is arranged on the cover plate, and the coal dropping pipe is provided with the manhole door, so that the maintenance is facilitated.
Drawings
FIG. 1 is a schematic structural view of a novel coal dropping apparatus according to the present application;
FIG. 2 is a diagram of a new coal dropping apparatus back cover plate according to the present application;
FIG. 3 is a block diagram of a novel coal dropping apparatus buffer according to the present application;
FIG. 4 is a view of a structure of a pressure reduction window of a pressure reduction chamber of a novel coal dropping device according to the application.
In the figure, 1, a coal dropping pipe, 2, a decompression chamber, 3, a cover plate, 4, an access window, 5, a decompression window, 6, a support piece, 7, a rear baffle, 8, a manhole door, 9, a screw hole, 51, a metal filter screen, 52, filter cotton, 61, a support plate, 62, a spring, 71, a baffle, 72, a screw rod, 73, a first nut, 74 and a second nut.
Detailed Description
Various preferred embodiments of the present invention will be described below with reference to the accompanying drawings. The following description with reference to the accompanying drawings is provided to assist in understanding the exemplary embodiments of the invention as defined by the claims and their equivalents. It includes various specific details to assist understanding, but they are to be construed as merely illustrative. Accordingly, those skilled in the art will recognize that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present invention. Also, in order to make the description clearer and simpler, a detailed description of functions and configurations well known in the art will be omitted.
As shown in fig. 1-4, the novel coal dropping device comprises a coal dropping pipe 1, a decompression chamber 2 and a cover plate 3, wherein the cover plate 3 is arranged above a belt of a coal conveying system; the coal dropping pipe 1 is arc-shaped, and the bottom of the coal dropping pipe 1 is connected with the upper part of the cover plate 3; the bottom of the decompression chamber 2 is connected with the upper part of the cover plate 3; the coal dropping pipe 1 is of a hollow tubular structure which is communicated up and down, and the bottom of the decompression chamber 2 is communicated with the lower part of the cover plate 3.
The arc-shaped structure of the coal dropping pipe 1 is arranged in such a way that the top of the coal dropping pipe 1 is arranged in the moving direction of the belt, and the bottom of the coal dropping pipe 1 is arranged in the moving direction of the belt.
The vacuum pump further comprises a pressure reduction window 5, and the pressure reduction window 5 is arranged on the decompression chamber 2.
Five decompression windows 5 are arranged on the decompression chamber 2.
The pressure reducing window 5 is composed of two metal filter screens 51 and filter cotton 52, and the filter cotton 52 is sandwiched between the two metal filter screens 51. The metal screen 51 is made of 304 stainless steel.
Still include access panel 4, access panel 4 is fixed in on the apron 3 with the nut.
And a manhole door 8 is arranged on the inner arc side of the coal dropping pipe 1.
A support 6 is arranged on the side surface of the cover plate 3, and the support 6 comprises a support plate 61 and a spring 62; one end of the spring 62 is fixed to the inner side of the support plate 61.
The rear baffle plate 7 comprises a baffle plate 71, a screw 72, a first nut 73 and a second nut 74, wherein the two first nuts 73 are fixed on the side surface of the baffle plate 71, the two second nuts 74 play a role in fixing, the screw 72 is used for adjusting the height of the baffle plate 71, the screw 72 penetrates through a screw hole 9 formed in the cover plate 3, and the cover plate 3 on the periphery of the screw hole 9 is clamped between the first nut 73 and the second nut 74.
The upper part of the baffle 71 is a metal plate, and the lower part of the baffle 71 is a rubber sheet.
The cross section of the cover plate 3 is shaped like a Chinese character ji. The cover plate 3 comprises a planar cover plate body and cover plate support legs arranged on two sides of the cover plate body, and the cover plate support legs are fixed on coal conveying system supports on two sides of the belt.
For the convenience of maintenance, at least one access window 4 is arranged on the cover plate 3.
The distance between the coal dropping pipe 1 and the decompression chamber 2 is at least three times larger than the inner diameter of the coal dropping pipe 1.
The supporting pieces 6 are arranged at equal intervals, and one supporting piece is arranged at one interval.
The edge of the cover plate 3 is provided with a plurality of through holes, so that a rubber pad is conveniently added and fixed, and the sealing performance of the coal dropping device is improved.
According to the utility model provides a novel coal breakage device, the coal breakage pipe adopts the arc form, makes the effectual reduction of impact force when the coal falls from the eminence, and at the coal breakage in-process, the coal can offset once more through the decompression chamber to the impact force of air, and a large amount of buggy can be supported and blocked by the decompression chamber, and the decompression window of decompression chamber is also convenient for wash and change simultaneously. The manhole is arranged on the cover plate, and the coal dropping pipe is provided with the manhole door, so that the maintenance is facilitated.
The present invention has been described in detail, and the principle and the implementation of the present invention have been explained by using specific examples, and the explanation of the above examples is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Through the above description of the embodiments, those skilled in the art can clearly understand that the present invention can be implemented. Of course, the above listed cases are only examples, and the present invention is not limited thereto. It should be understood by those skilled in the art that other variations or simplifications according to the technical solution of the present invention may be appropriately applied to the present invention, and should be included in the scope of the present invention.
Claims (10)
1. The novel coal dropping device is characterized by comprising a coal dropping pipe (1), a decompression chamber (2) and a cover plate (3), wherein the cover plate (3) is arranged above a belt of a coal conveying system; the coal dropping pipe (1) is arc-shaped, and the bottom of the coal dropping pipe (1) is connected with the upper part of the cover plate (3); the bottom of the decompression chamber (2) is connected with the upper part of the cover plate (3); the coal dropping pipe (1) is of a hollow tubular structure which is communicated up and down, and the bottom of the decompression chamber (2) is communicated with the lower part of the cover plate (3).
2. The novel coal dropping device according to claim 1, characterized in that the arc-shaped structure of the coal dropping pipe (1) is arranged such that the top of the coal dropping pipe (1) is arranged at the moving direction of the belt and the bottom of the coal dropping pipe (1) is arranged at the moving direction of the belt.
3. A novel coal breakage device as claimed in claim 1, characterized by further comprising a pressure reduction window (5), wherein the pressure reduction window (5) is arranged on the pressure reduction chamber (2).
4. A new coal breakage device according to claim 3, characterized in that five pressure reduction windows (5) are provided in the pressure reduction chamber (2).
5. A novel coal breakage device as claimed in claim 3, characterized in that the pressure reduction window (5) is composed of two metal screens (51) and a filter cotton (52), and the filter cotton (52) is sandwiched between the two metal screens (51).
6. A novel coal breakage device as claimed in claim 1, characterized by further comprising an access panel (4), wherein the access panel (4) is fixed to the cover plate (3) by nuts.
7. A novel coal dropping device according to claim 1, characterized in that the inner arc side of the coal dropping pipe (1) is provided with a manhole door (8).
8. A novel coal breakage device as claimed in claim 1, characterized in that the cover plate (3) is laterally provided with a support (6), and the support (6) comprises a support plate (61) and a spring (62); one end of the spring (62) is fixed inside the support plate (61).
9. The novel coal dropping device as claimed in claim 1, further comprising a rear baffle (7), wherein the rear baffle (7) comprises a baffle (71), a screw (72), first nuts (73) and second nuts (74), the two first nuts (73) are fixed on the side surface of the baffle (71), the screw (72) passes through a screw hole (9) formed in the cover plate (3), and the cover plate (3) around the screw hole (9) is clamped between the first nuts (73) and the second nuts (74).
10. A novel coal dropping device according to claim 9, characterized in that the upper part of the baffle plate (71) is a metal plate member, and the lower part of the baffle plate (71) is a rubber sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813649.6U CN212711427U (en) | 2020-05-15 | 2020-05-15 | Novel coal breakage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813649.6U CN212711427U (en) | 2020-05-15 | 2020-05-15 | Novel coal breakage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212711427U true CN212711427U (en) | 2021-03-16 |
Family
ID=74945621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020813649.6U Expired - Fee Related CN212711427U (en) | 2020-05-15 | 2020-05-15 | Novel coal breakage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212711427U (en) |
-
2020
- 2020-05-15 CN CN202020813649.6U patent/CN212711427U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |
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| CF01 | Termination of patent right due to non-payment of annual fee |