CN219424017U - Ash bucket convenient to deashing and detection material level - Google Patents
Ash bucket convenient to deashing and detection material level Download PDFInfo
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- CN219424017U CN219424017U CN202222856259.9U CN202222856259U CN219424017U CN 219424017 U CN219424017 U CN 219424017U CN 202222856259 U CN202222856259 U CN 202222856259U CN 219424017 U CN219424017 U CN 219424017U
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- ash bucket
- material level
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- ash
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model belongs to the technical field of power plant equipment, and particularly relates to an ash bucket convenient for ash removal and material level detection, which comprises an ash bucket and a material level gauge, wherein the material level gauge is positioned above the ash bucket and is vertically inserted into the ash bucket, and the material level gauge is positioned on the axis of the ash bucket and also comprises an ash bucket inner wall cleaning mechanism and a material level gauge purging component; the ash bucket inner wall cleaning mechanism comprises a driving rod, a wall scraping rod and a driving assembly, and the material level meter purging assembly comprises an air pump, an air pipe and a purging assembly; through setting up wall scraping rod and puddler, be convenient for clear up the dust in the ash bucket.
Description
Technical Field
The utility model belongs to the technical field of power plant equipment, and particularly relates to an ash bucket convenient for ash removal and material level detection.
Background
Along with the gradual strictness of the emission limit value of the particulate matters in the emission standard of the atmospheric pollutants of the thermal power plant, the technical level of the dust removing device configured by the coal-fired unit is also updated. The stable and efficient operation of the dust remover is not only an important guarantee of up-to-standard emission of particulate matters in the flue gas, but also provides a guarantee for the stable up-to-standard operation of downstream environmental protection equipment. Ash hoppers are a critical component of the dust collector that collect particulate matter during the dust removal process.
A large amount of cleaned dust falls continuously into the hopper, the volume of which is limited, so that it must be cleaned before the hopper is filled with dust.
The material level in the ash bucket is generally detected through a material level measuring device, the material level measuring device is provided with an insertion rod, ash is easy to fall off from the insertion rod, and after the ash falls off to a certain degree, even if the actual material does not reach the alarm height at the moment, the material level measuring device also can easily alarm, and the false alarm is not beneficial to the operations of on-line monitoring, ash conveying, slag discharging and the like of operators;
in addition, the inner wall of the ash bucket in the prior art can be adhered with dust during use, so that the cleaning is inconvenient.
Disclosure of Invention
The utility model aims to provide an ash bucket which is convenient for ash removal and material level detection.
To achieve the purpose, the utility model adopts the following technical scheme:
the ash bucket is positioned above the ash bucket and is vertically inserted into the ash bucket, and the ash bucket further comprises an ash bucket inner wall cleaning mechanism and a material level meter purging component;
the ash bucket inner wall cleaning mechanism comprises a driving rod, a wall scraping rod and a driving assembly, wherein the driving rod is of a hollow tubular structure, vertically penetrates through the top of the ash bucket and is in running fit with the ash bucket, the wall scraping rod is positioned in the ash bucket and is in contact with the inner wall of the ash bucket, the end part of the wall scraping rod is connected with the outer wall of the driving rod, the driving assembly is arranged on the ash bucket, and the driving end of the driving assembly is connected with the driving rod;
the material level gauge is arranged at the upper end of the ash bucket, the end part of the material level gauge vertically penetrates through the driving rod and extends into the ash bucket, and a rotating assembly is arranged between the material level gauge and the driving rod;
the level gauge purging component comprises an air pump, an air pipe and a purging component, the air pump is arranged at the upper end of the ash bucket, the air pipe vertically penetrates through the driving rod, the purging component is arranged on the level gauge and is positioned in the ash bucket, one end of the air pipe is connected with the air pump, the other end of the air pipe is connected with the purging component, and the air outlet of the purging component faces the level gauge.
Preferably, the purging component comprises an annular pipe and purging nozzles which are annularly and uniformly distributed at the lower end of the annular pipe, the annular pipe is horizontally arranged on the level gauge, the purging nozzles incline towards the level gauge, and the end part of the air pipe is communicated with the annular pipe.
Preferably, the rotating assembly comprises an annular block, an annular flange, a rotating bearing and a sealing ring, wherein the annular block is arranged on the outer wall of the material level gauge, the annular flange is arranged in the driving rod and is positioned close to the top end of the driving rod, the rotating bearing is sleeved on the outer wall of the annular block, the outer ring of the rotating bearing is in interference fit with the inner wall of the driving rod, the sealing ring is arranged at the lower end of the annular block, and the upper end face of the annular flange is in sliding contact with the sealing ring;
the air tube passes through perforations provided in the annular block and through the inner region of the annular flange.
Preferably, the driving assembly comprises a stepping motor, a driving gear and a driven gear, the stepping motor is arranged at the upper end of the ash bucket, the driving gear is arranged at the driving end of the stepping motor, the driven gear is arranged on the driving rod, and the driving gear and the driven gear are meshed.
Preferably, a stirring rod is arranged in the inner side area of the wall scraping rod.
Preferably, a visual window is arranged on the side wall of the ash bucket.
Preferably, the level gauge is a radio frequency admittance level gauge.
The beneficial effects are that: when the device is used, the material level indicator is arranged and used for monitoring the material level in the ash bucket, and is connected with an external DCS, when the material level in the ash bucket is higher than the end part of the radio frequency admittance material level indicator, the end part of the radio frequency admittance material level indicator contacts ash, related signals are transmitted to the DCS, and the DCS sends out high material level alarm;
when the automatic material level meter is used, the air pump is started periodically to purge the outer wall of the material level meter, so that dust is prevented from being stuck on the material level meter, false alarm is caused when the material level meter is used, the accuracy of the material level meter in use is ensured, and the service life of the material level meter is prolonged;
in addition, in the use process, the stepping motor is started to drive the driving gear to rotate, and the driven gear is used to drive the driving rod to rotate, so that the driving rod drives the wall scraping rod and the stirring rod to rotate, and the wall scraping rod scrapes dust adhered to the inner wall of the ash bucket when rotating, so that the ash bucket is cleaned conveniently, and the inner wall of the ash bucket is prevented from being adhered; the puddler is convenient for dust better follow the discharge gate discharge of ash bucket, prevents that the ejection of compact from being unsmooth.
The utility model has simple structure, and can purge and remove dust on the surface of the charge level indicator by arranging the purging component, thereby ensuring the accuracy of measurement; through setting up wall scraping rod and puddler, be convenient for clear up the dust in the ash bucket.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description briefly describes the drawings in the embodiments of the present utility model.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
wherein: 1-ash bucket, 2-visual window, 3-stepper motor, 4-driving gear, 5-driving rod, 6-driven gear, 7-wall scraping rod, 8-stirring rod, 9-charge level indicator, 10-annular block, 11-air pump, 12-air pipe, 13-annular pipe, 14-blowing nozzle, 15-annular flange, 16-sealing ring and 17-rotating bearing.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced in size and do not represent the actual product dimensions.
The ash bucket convenient for ash removal and material level detection is shown by referring to fig. 1 and 2, and comprises an ash bucket 1 and a material level indicator 9, wherein the upper end of the ash bucket 1 is provided with a feed inlet, the lower end is provided with a discharge outlet, the material level indicator 9 is positioned above the ash bucket 1 and is vertically inserted into the ash bucket, the material level indicator 9 is positioned on the axis of the ash bucket 1, and the ash bucket further comprises an ash bucket inner wall cleaning mechanism and a material level indicator purging component;
the ash bucket inner wall cleaning mechanism comprises a driving rod 5, a wall scraping rod 7 and a driving assembly, wherein the driving rod 5 is of a hollow tubular structure, vertically penetrates through the top of the ash bucket 1 and is in running fit with the ash bucket 1, the wall scraping rod 7 is positioned in the ash bucket 1 and is in contact with the inner wall of the ash bucket 1, the end part of the wall scraping rod 7 is connected with the outer wall of the driving rod 5, the driving assembly is arranged on the ash bucket 1, and the driving end of the driving assembly is connected with the driving rod 5;
the material level gauge 9 is arranged at the upper end of the ash bucket 1, the end part of the material level gauge 1 vertically penetrates through the driving rod 5 and extends into the ash bucket 1, and a rotating assembly is arranged between the material level gauge 9 and the driving rod 5;
the level gauge purging component comprises an air pump 11, an air pipe 12 and a purging component, the air pump 11 is arranged at the upper end of the ash bucket 1, the air pipe 12 vertically penetrates through the driving rod 5, the purging component is arranged on the level gauge 9 and is positioned in the ash bucket 1, one end of the air pipe 12 is connected with the air pump 11, the other end of the air pipe is connected with the purging component, and an air outlet of the purging component faces the level gauge 9.
In this embodiment, the purge component includes annular pipe 13 and take the form of annular equipartition at the purge nozzle 14 of annular pipe 13 lower extreme, annular pipe 13 level sets up on charge level indicator 9, purge nozzle 14 slope towards charge level indicator 9, the tip and the annular pipe 13 intercommunication of trachea 12.
In this embodiment, the rotating assembly includes annular block 10, annular flange 15, rolling bearing 17 and sealing washer 16, annular block 10 sets up on the outer wall of charge level indicator 9, annular flange 15 sets up in the inside of actuating lever 5 to be located the position that is close to actuating lever 5 top, rolling bearing 17 overlaps on the outer wall of annular block 10, and rolling bearing 17's outer lane and actuating lever 5's inner wall interference fit, sealing washer 16 sets up the lower extreme of annular block 10, annular flange 15's up end and sealing washer 16 sliding contact prevent through such setting that the dust from upwards spilling over in the actuating lever 5.
The air tube 12 passes through a perforation provided on the annular block 10 and through an inner region of the annular flange 11.
In this embodiment, the driving assembly includes a stepper motor 3, a driving gear 4 and a driven gear 6, the stepper motor 3 is installed at the upper end of the ash bucket 1, the driving gear 4 is installed at the driving end of the stepper motor 3, the driven gear 6 is installed on the driving rod 5, and the driving gear 4 and the driven gear 6 are meshed.
In this embodiment, a stirring rod 8 is disposed in the inner area of the wall scraping rod 7, for assisting in blanking.
In this embodiment, a visual window 2 is provided on the sidewall of the ash bucket 1, so as to observe the material level condition in the ash bucket 1.
In this embodiment, the level gauge 9 is a radio frequency admittance level gauge.
When the device is used, the material level indicator 9 is arranged and used for monitoring the material level in the ash bucket 1, the material level indicator 9 is connected with an external DCS, when the material level in the ash bucket 1 is higher than the position of the end part of the radio frequency admittance material level indicator, the end part of the radio frequency admittance material level indicator contacts ash, related signals are transmitted to the DCS, and the DCS sends out high material level alarm;
when the air pump is used, the air pump 11 is started periodically to purge the outer wall of the level indicator 9, so that dust is prevented from being stuck on the level indicator 9, false alarm of the level indicator 9 is caused when the air pump is used, the accuracy of the level indicator 9 when the air pump is used is ensured, and the service life of the level indicator 9 is prolonged;
in addition, in the use process, the step motor 3 is started to drive the driving gear 4 to rotate, and the driven gear 6 is used to drive the driving rod 5 to rotate, so that the driving rod 5 drives the wall scraping rod 7 and the stirring rod 8 to rotate, and the wall scraping rod 7 scrapes off dust adhered to the inner wall of the ash bucket 1 when rotating, so that the ash bucket is cleaned conveniently, and the dust is prevented from adhering to the inner wall of the ash bucket; the stirring rod 8 is convenient for dust to be discharged from the discharge hole of the ash bucket 1 better, and prevents unsmooth discharge.
The utility model has simple structure, and can purge and remove dust on the surface of the charge level indicator by arranging the purging component, thereby ensuring the accuracy of measurement; through setting up wall scraping rod and puddler, be convenient for clear up the dust in the ash bucket.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a be convenient for ash removal and detect ash bucket of material level, includes ash bucket (1) and charge level indicator (9), charge level indicator (9) are located the top of ash bucket (1), and vertically insert in ash bucket (1), and charge level indicator (9) are located the axis of ash bucket (1), characterized by still including ash bucket inner wall clearance mechanism and charge level indicator purge unit;
the ash bucket inner wall cleaning mechanism comprises a driving rod (5), a wall scraping rod (7) and a driving assembly, wherein the driving rod (5) is of a hollow tubular structure, vertically penetrates through the top of the ash bucket (1) and is in running fit with the ash bucket (1), the wall scraping rod (7) is positioned in the ash bucket (1) and is in contact with the inner wall of the ash bucket (1), the end part of the wall scraping rod (7) is connected with the outer wall of the driving rod (5), the driving assembly is arranged on the ash bucket (1), and the driving end of the driving assembly is connected with the driving rod (5);
the material level gauge (9) is arranged at the upper end of the ash bucket (1), the end part of the material level gauge (9) vertically penetrates through the driving rod (5) and extends into the ash bucket (1), and a rotating assembly is arranged between the material level gauge (9) and the driving rod (5);
the level gauge purging component comprises an air pump (11), an air pipe (12) and a purging component, wherein the air pump (11) is arranged at the upper end of the ash bucket (1), the air pipe (12) vertically penetrates through the driving rod (5), the purging component is arranged on the level gauge (9) and is positioned in the ash bucket (1), one end of the air pipe (12) is connected with the air pump (11), the other end of the air pipe is connected with the purging component, and the air outlet of the purging component faces the level gauge.
2. The ash bucket convenient for ash removal and material level detection according to claim 1, wherein the purging component comprises an annular pipe (13) and purging nozzles (14) which are annularly and uniformly distributed at the lower end of the annular pipe (13), the annular pipe (13) is horizontally arranged on the material level indicator (9), the purging nozzles (14) incline towards the material level indicator, and the end part of the air pipe (12) is communicated with the annular pipe (13).
3. The ash bucket convenient for ash removal and material level detection according to claim 1, wherein the rotating assembly comprises an annular block (10), an annular flange (15), a rotating bearing (17) and a sealing ring (16), the annular block (10) is arranged on the outer wall of the material level indicator (9), the annular flange (15) is arranged inside the driving rod (5) and is positioned near the top end of the driving rod (5), the rotating bearing (17) is sleeved on the outer wall of the annular block (10), the outer ring of the rotating bearing (17) is in interference fit with the inner wall of the driving rod (5), the sealing ring (16) is arranged at the lower end of the annular block (10), and the upper end face of the annular flange (15) is in sliding contact with the sealing ring (16);
the air tube (12) passes through a perforation provided on the annular block (10) and through an inner region of the annular flange (15).
4. The ash bucket convenient for ash removal and material level detection according to claim 1, wherein the driving assembly comprises a stepping motor (3), a driving gear (4) and a driven gear (6), the stepping motor (3) is installed at the upper end of the ash bucket (1), the driving gear (4) is installed at the driving end of the stepping motor (3), the driven gear (6) is installed on the driving rod (5), and the driving gear (4) is meshed with the driven gear (6).
5. The ash bucket convenient for ash removal and material level detection according to claim 1, wherein a stirring rod (8) is arranged in an inner side area of the wall scraping rod (7), and the stirring rod (8) is positioned close to a discharge hole at the lower end of the ash bucket (1).
6. The ash bucket convenient for ash removal and material level detection according to claim 1, wherein a visual window (2) is arranged on the side wall of the ash bucket (1).
7. An ash bucket facilitating ash removal and material level detection according to claim 1, characterised in that the level gauge (9) is a radio frequency admittance level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222856259.9U CN219424017U (en) | 2022-10-27 | 2022-10-27 | Ash bucket convenient to deashing and detection material level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222856259.9U CN219424017U (en) | 2022-10-27 | 2022-10-27 | Ash bucket convenient to deashing and detection material level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219424017U true CN219424017U (en) | 2023-07-28 |
Family
ID=87335126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222856259.9U Active CN219424017U (en) | 2022-10-27 | 2022-10-27 | Ash bucket convenient to deashing and detection material level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219424017U (en) |
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2022
- 2022-10-27 CN CN202222856259.9U patent/CN219424017U/en active Active
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