CN216704662U - A baffle-box for defeated ash of dry ash mill feeding - Google Patents

Abstract

The utility model relates to the technical field of dry ash grinding, in particular to a buffer box for feeding and conveying dry ash of a dry ash grinding machine. Comprises a shell, a feed inlet, a shielding part fixing device, a shielding part and a peeping maintenance door; the shielding part fixing device is arranged at the top of the shell, and the shielding part arranged at the bottom of the shielding part fixing device is hung into the shell; the bottom of the shell is also provided with a blocking device and a magnetic plate; the utility model aims to provide a buffer box for feeding and conveying ash of a dry ash mill aiming at the defects in the prior art, so that the effects of effectively reducing the risks of equipment outage and damage while impurities enter a raw material warehouse and improving the reliability and the economy of a coarse ash grinding system are achieved.

Description

A baffle-box for defeated ash of dry ash mill feeding

Technical Field

The utility model relates to the technical field of dry ash grinding, in particular to a buffer box for feeding and conveying dry ash of a dry ash grinding machine.

Background

Along with the increasing economic benefit requirement of comprehensive utilization of solid wastes of coal-fired power plants, solid waste deep processing equipment is continuously added in each coal-fired power plant in recent years, wherein the solid waste deep processing equipment comprises a dry ash grinding system for grinding coarse ash, the sorted coarse ash can be further processed and ground to reach the standard of secondary ash (the fineness is less than or equal to 30%) meeting GB/T1596-2017, and the economic benefit of fly ash sale is improved.

In a longer process of processing and conveying raw ash of electric dust removal from separation to fine grinding of coarse ash, due to the reasons of abrasion, aging, maintenance and the like of system equipment, the coarse ash entering a raw material warehouse of a dry ash mill often carries various impurities, and foreign matter blocking often occurs in a feeding machine of the mill, so that the system equipment of the mill is stopped or even damaged.

In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is matched with the application of theory to actively carry out research and innovation, so as to design the buffer box for feeding and conveying the ash of the dry ash mill, thereby achieving the effects of effectively reducing the risk of equipment outage and damage while impurities enter a raw material warehouse, and improving the reliability and the economical efficiency of a coarse ash grinding system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buffer box for feeding and conveying ash of a dry ash mill aiming at the defects in the prior art, so that the effects of effectively reducing the risks of equipment outage and damage while impurities enter a raw material warehouse and improving the reliability and the economical efficiency of a crude ash grinding system are achieved.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the buffer box for feeding and conveying the ash of the dry ash mill comprises a shell, a feeding hole, a shielding part fixing device, a shielding part and a peeping maintenance door; the feed port is arranged outside the shell and communicated with the inside of the shell, and the peeping maintenance door is arranged at the other end outside the shell and communicated with the inside of the shell; the shielding part fixing device is arranged at the top of the shell, and the shielding part is arranged at the bottom of the shielding part fixing device and hangs into the shell; the shell bottom still is provided with blocking device and magnetic sheet, blocking device set up in the intermediate position of shell bottom, the magnetic sheet set up in the shell bottom is close to peep the maintenance door and just right the position of occlusion part direction of hanging down.

Furthermore, the magnetic rod is arranged in the horizontal middle position of the inner space of the shell and penetrates through the shell from left to right.

Further, still include the grid board, the grid board set up in the shell bottom is fixed in between the magnetic sheet and the blocking device.

Further, still include the lower flange, the lower flange sets up in the shell bottom.

Furthermore, the flange connector is arranged at the bottom of the lower flange.

Further, the shielding part is a rubber curtain.

Further, the shielding part fixing device is a curtain blocking clamping plate.

Further, the blocking device is a V-shaped baffle.

Further, the magnetic rod is detachably arranged in the shell.

Further, the spacing of the grid plates themselves may be adjustable.

Through the technical scheme of the utility model, the following technical effects can be realized:

the device comprises a shell, a material inlet, a peeping maintenance door, a blocking device and a magnetic plate, wherein the material inlet is arranged in the device, the material inlet is arranged outside the shell and communicated with the inside of the shell, the peeping maintenance door is arranged at the other end outside the shell and communicated with the inside of the shell, and the bottom of the blocking portion fixing device is provided with a blocking portion which can be hung in the shell.

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 is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the structure of a buffer tank for feeding and conveying ash to a dry ash mill in an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a blocking device in an embodiment of the present invention.

Fig. 3 is a schematic structural view of a housing in an embodiment of the present invention.

Reference numerals: the device comprises a shell 1, a feed inlet 2, a shielding part fixing device 3, a shielding part 4, an peeping maintenance door 5, a blocking device 6, a magnetic plate 7, a magnetic rod 8, a grid plate 9, a lower flange 10 and a flange connecting body 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

A buffer box for feeding and ash conveying of a dry ash mill is shown in figure 1 and comprises a shell 1, a feeding hole 2, a shielding part fixing device 3, a shielding part 4 and a peeping maintenance door 5; the feed port 2 is arranged outside the shell 1 and communicated with the inside of the shell 1, and the peeping maintenance door 5 is arranged at the other end outside the shell 1 and communicated with the inside of the shell 1; the shielding part fixing device 3 is arranged at the top of the shell 1, and the shielding part 4 is arranged at the bottom of the shielding part fixing device 3 and hangs into the shell 1; the bottom of the shell 1 is further provided with a blocking device 6 and a magnetic plate 7, the blocking device 6 is arranged in the middle of the bottom of the shell 1, and the magnetic plate 7 is arranged at the position, close to the peeping maintenance door 5, of the bottom of the shell 1 and just opposite to the hanging direction of the shielding part 4.

Specifically, the peeping maintenance door is arranged at the other end outside the shell and is communicated with the inside of the shell, the shielding part is arranged at the bottom of the shielding part fixing device and hangs into the inside of the shell, and the blocking device and the magnetic plate are also arranged at the bottom of the shell, wherein the blocking device is arranged at the middle position of the bottom of the shell, the magnetic plate is arranged at the bottom of the shell, is close to the peeping maintenance door and is opposite to the position of the shielding part in the hanging direction, so that when coarse dust enters the shell of the buffer box through the feed inlet of the dust conveying pipe, the shielding part at the upper right side of the buffer box is impacted under the action of pipeline pressure to form free falling body movement, then the magnetic plate arranged at the right side can adsorb metal impurities such as fine iron pieces in the dust during falling, and simultaneously the impurities in the dust are accumulated in the space between the blocking device and the magnetic plate, if the impurities are more, part of the dust overflows the blocking device and falls into the raw material warehouse and blocks the impurities, the maintenance door can be opened to observe and clean the sundries pile directly, so that the sundries can be blocked and the sundries can be checked conveniently.

As shown in fig. 1, the above-described embodiment preferably further includes a magnetic rod 8, and the magnetic rod 8 is disposed at a horizontal middle position in the internal space of the housing 1 and penetrates the housing 1 from the left-right direction.

The utility model discloses a dust collector, including shell, magnet rod, ash conveying buffer tank, ash conveying pipeline, storehouse top, shell, magnet rod, magnet rod, magnet.

As a preferable example of the above embodiment, as shown in fig. 1, the magnetic shield further includes a grid plate 9, and the grid plate 9 is disposed at the bottom of the housing 1 and fixed between the magnetic plate 7 and the blocking device 6.

Specifically, set up in the shell bottom through the grid board, be fixed in the structure between magnetic sheet and the blocking device to when effectively avoiding debris to fall into the raw materials storehouse, guarantee partly ability that falls grey to the raw materials storehouse.

As shown in fig. 1, the above-mentioned embodiment preferably further includes a lower flange 10, and the lower flange 10 is disposed at the bottom of the housing 1.

In particular, the lower flange is arranged at the bottom of the shell, so that in use, the blocking device, the magnetic plate, the grating plate and other devices can be directly arranged on the lower flange.

As shown in fig. 1, the above-mentioned embodiment preferably further includes a flange connector 11, and the flange connector 11 is disposed at the bottom of the lower flange 10.

Specifically, the structure is arranged at the bottom of the lower flange through the flange connector, so that the buffer box is fixed to the top of the raw material warehouse through the flange connector.

As a preferable example of the above embodiment, as shown in fig. 1, the shielding portion 4 is a rubber curtain.

Specifically, set up the shielding part and be rubber check curtain to improve and shelter from the ash, make its ability that can fall naturally.

As a preferable example of the above embodiment, as shown in fig. 1, the shade fixing device is a curtain splint.

Preferably, as shown in fig. 1, the blocking device is a V-shaped baffle.

Specifically, set up the shielding part fixing device and be the check curtain splint, blocking device is the V font baffle to improve the ability of fixed rubber check curtain and block the efficiency of ash material.

As a preferable example of the above embodiment, as shown in fig. 1, the magnetic rod is detachably provided in the housing.

Preferably, as shown in fig. 1, the grating plates themselves are adjustable in spacing.

The device comprises a shell, a housing, a peep maintenance door, a shielding part fixing device, a blocking device and a magnetic plate, wherein the housing is provided with a through hole, the peep maintenance door is arranged at the other end outside the housing and communicated with the inside of the housing, the shielding part fixing device is arranged at the bottom of the shielding part to vertically enter the housing, the blocking device and the magnetic plate are arranged at the middle position of the bottom of the housing, the magnetic plate is arranged at the bottom of the housing and close to the peep maintenance door and is just opposite to the position of the shielding part in the vertical direction, and the problems that in the prior art, crude ash of electric dust removal is sorted to the long process of processing and conveying crude ash in a fine grinding mode, various impurities are frequently carried in the crude ash entering a dry ash grinding raw material warehouse, foreign matter blocking frequently occurs in a mill feeder, and the mill system equipment is stopped or even damaged are solved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A buffer box for feeding and conveying ash of a dry ash mill is characterized by comprising a shell, a feeding hole, a shielding part fixing device, a shielding part and a peeping maintenance door; the feed port is arranged outside the shell and communicated with the inside of the shell, and the peeping maintenance door is arranged at the other end outside the shell and communicated with the inside of the shell; the shielding part fixing device is arranged at the top of the shell, and the shielding part is arranged at the bottom of the shielding part fixing device and hangs into the shell; the bottom of the shell is also provided with a blocking device and a magnetic plate, the blocking device is arranged in the middle of the bottom of the shell, and the magnetic plate is arranged at the position, close to the peeping maintenance door, of the bottom of the shell and just opposite to the vertical direction of the shielding part.

2. The buffer box for feeding and ash conveying of the dry ash mill as claimed in claim 1, further comprising a magnetic bar, wherein the magnetic bar is arranged at a horizontal middle position of the inner space of the housing and penetrates through the housing from left to right direction.

3. The surge tank for feeding ash to a dry ash mill as recited in claim 1, further comprising a grid plate disposed at the bottom of said housing and secured between said magnetic plate and said blocking device.

4. The surge tank for ash conveying of a dry ash mill as claimed in claim 1, further comprising a lower flange disposed at a bottom of said housing.

5. The surge tank for ash conveying of the dry ash mill as claimed in claim 4, further comprising a flange connector disposed at the bottom of the lower flange.

6. The buffer box for feeding and ash conveying of the dry ash mill as claimed in claim 1, wherein the shielding portion is a rubber curtain.

7. The surge bin for ash conveying of a dry ash mill as claimed in claim 6, wherein said shield fixing means is a curtain clamp.

8. The surge tank for ash conveying of a dry ash mill as claimed in claim 1, wherein said blocking means is a V-shaped baffle.

9. The surge bin for ash conveying of a dry ash mill as claimed in claim 2, wherein said magnet bar is removably disposed within said housing.

10. The surge bin for ash conveying of a dry ash mill as claimed in claim 3, wherein the grating plates are themselves adjustable in spacing.

Images