CN205332242U - Pulverized coal boiler bottom rotation type dust collecting equipment - Google Patents
Pulverized coal boiler bottom rotation type dust collecting equipment Download PDFInfo
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- CN205332242U CN205332242U CN201620040727.7U CN201620040727U CN205332242U CN 205332242 U CN205332242 U CN 205332242U CN 201620040727 U CN201620040727 U CN 201620040727U CN 205332242 U CN205332242 U CN 205332242U
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- rotating shaft
- main body
- dust
- pulverized
- hollow rotating
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Abstract
The utility model discloses a pulverized coal boiler bottom rotation type dust collecting equipment, including setting up the fixed seal structure in the pulverized coal boiler bottom, fixed seal is provided with the vertical rotating -barrel that revolves being structural, vertical upper end of revolving rotating -barrel is provided with the rotatory pipe that gathers dust, still be provided with the dust exhaust pipe at the vertical lower extreme that revolves rotating -barrel, be provided with passive sprocket on vertical rotating -barrel soon, the vertical rotating -barrel that revolves is connected with the motor through passive sprocket, tip at the dust exhaust pipe still is connected with the dust arrester installation, the vertical rotating -barrel that revolves is connected through the sealed dish of the sound of compriseing hollow rotating shaft and hollow rotating shaft seat with the pipe that gathers dust. The utility model provides a pulverized coal boiler bottom rotation type dust collecting equipment has reduced the deashing degree of difficulty and the halt frequency of machine of equipment, has improved plant operation efficiency greatly, fine reduction the energy resource consumption of equipment, saved a large amount of time and fund for the enterprise.
Description
Technical field
This utility model belongs to pulverized-coal fired boiler cleaning field, specifically refers to rotary dust collection device bottom a kind of pulverized-coal fired boiler。
Background technology
Pulverized-coal fired boiler is a kind of common with the conventional equipment in our commercial production, and it is also main energy consuming equipment and main disposal of pollutants source。Pulverized-coal fired boiler needs to expend substantial amounts of energy in the process of start and stop; coal ash will be formed after coal dust firing in pulverized-coal fired boiler simultaneously; the coal ash that a portion granule is thicker falls in furnace hopper; cooling condenses into solid lime-ash; and in order to ensure the normal use of pulverized-coal fired boiler; being accomplished by relevant staff often to carry out shutting down ash disposal, if cinder is piled up, too much to easily lead to equipment in use damaged, has significantly increased the weight of the production burden of enterprise。
Summary of the invention
The purpose of this utility model is in that to overcome the problems referred to above; rotary dust collection device bottom a kind of pulverized-coal fired boiler is provided, reduces deashing difficulty and the shutdown frequency of equipment, substantially increase the service efficiency of equipment; well reduce the energy resource consumption of equipment, save substantial amounts of time and fund for enterprise。
The purpose of this utility model is achieved through the following technical solutions:
Rotary dust collection device bottom a kind of pulverized-coal fired boiler, including the fixing seal structure being arranged on bottom pulverized-coal fired boiler, fixing seal structure is provided with vertical roll tube, the upper end of vertical roll tube is provided with rotation dust-collecting pipe, it is additionally provided with dust flue in the lower end of vertical roll tube, vertical roll tube is provided with by movable sprocket, vertical roll tube is by being connected with motor by movable sprocket, be also associated with dust arrester installation in the end of dust flue, vertical roll tube is connected by static and dynamic sealing dish with dust-collecting pipe。
Further, above-mentioned rotation dust-collecting pipe is by horizontally disposed dust-collecting pipe, "eight" shape is become to be arranged on the drainage plate of dust-collecting pipe both sides, and it is arranged on the support wheel composition outside drainage plate, support wheel to touch with pulverized-coal fired boiler bottom connection, the minimum point of drainage plate, from 2-5cm bottom pulverized-coal fired boiler, is additionally provided with air suction opening in the downside of dust-collecting pipe。
As preferably, described each two air suction opening is provided with two rows and often row's air suction opening is all parallel with the axis of dust-collecting pipe, and the spacing between each two air suction opening is 5cm, and the diameter of each air suction opening is 5mm。。
Further, above-mentioned fixing seal structure includes being fixed on the high temperature partition run through bottom pulverized-coal fired boiler and by vertical roll tube, it is enclosed within vertical roll tube and is fixed on the removable cover on the downside of this high temperature partition by elastic pressuring clamping device, being additionally provided with the ceramic fibre packing being wrapped in outside vertical roll tube in the upside of removable cover；Wherein elastic pressuring clamping device is the bolt being cased with spring。
Further, the top outer of above-mentioned hollow rotating shaft is provided with a protruding fixed disk, and the rotating shaft main body of this hollow rotating shaft is divided into upper and lower two parts simultaneously, the top external diameter 3cm bigger than the lower outer diameter of rotating shaft main body of its rotating shaft main body；Hollow rotating shaft seat is divided into main body and lower main body, it is provided with, with outside the bottom of lower main body, the fixed disk that a circle is protruding outside the top of upper main body, on it, the internal diameter of main body is identical with the external diameter of lower main body, and upper main body is enclosed within the outside of lower main body and is solidified as a whole with lower main body, the internal diameter of lower main body is identical with the external diameter of the rotating shaft lower body part of hollow rotating shaft, is also vertically arranged with at least one oil storage tank in the inner side of lower main body。
As preferably, described hollow rotating shaft cover for seat, in the outside of hollow rotating shaft, is additionally provided with stone grinder packing between upper main body and the outer wall of hollow rotating shaft of hollow rotating shaft seat。
As preferably, the outside of the described rotating shaft body top being enclosed within hollow rotating shaft by movable sprocket and being solidified as a whole with it, the side of hollow rotating shaft seat is additionally provided with a supporting seat for supporting smoke exhaust pipe。
This utility model compared with prior art, has the following advantages and beneficial effect:
This utility model is it can be avoided that manually remove the gred; reduce the artificial intervention to production process; improve degree and the production efficiency of the production automation; reduce the loss in production process; improve the utilization rate of resource; reduce the Productive statistics cost of enterprise, also well reduce the airborne dust pollution to production environment simultaneously, better protect the health of human body of staff。This utility model adopts removable cover to coordinate with elastic pressuring clamping device; so just can be easy to staff carry out checking to ceramic fibre packing and change; substantially increase the maintenance efficiency of product, reduce and safeguard the time shut down, further increase the result of use of product。
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model。
Fig. 2 is A side view of the present utility model。
Fig. 3 is the structural representation of hollow rotating shaft of the present utility model。
Fig. 4 is the structural representation of hollow rotating shaft seat of the present utility model。
Description of reference numerals: 1, rotate dust-collecting pipe；2, fixing seal structure；3, vertical roll tube；4, static and dynamic sealing dish；5, stone grinder packing；6, dust flue；11, dust-collecting pipe；12, drainage plate；13, wheel is supported；21, elastic pressuring clamping device；22, ceramic fibre packing；23, removable cover；31, by movable sprocket；41, hollow rotating shaft；42, hollow rotating shaft seat；43, oil storage hole。
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to this。
Embodiment 1
As shown in Figure 1, rotary dust collection device bottom a kind of pulverized-coal fired boiler, including the fixing seal structure 2 being arranged on bottom pulverized-coal fired boiler, fixing seal structure 2 is provided with vertical roll tube 3, the upper end of vertical roll tube 3 is provided with rotation dust-collecting pipe 1, it is additionally provided with dust flue 6 in the lower end of vertical roll tube 3, vertical roll tube 3 is provided with by movable sprocket 31, vertical roll tube 3 is by being connected with motor by movable sprocket 31, be also associated with dust arrester installation in the end of dust flue 6, vertical roll tube 3 is connected by static and dynamic sealing dish 4 with dust-collecting pipe 11。Wherein, dust arrester installation is the air-cooled heat exchanger being connected with dust flue 6 and the bag filter being connected with this air-cooled heat exchanger。
As shown in Figure 2, above-mentioned rotation dust-collecting pipe 1 is by horizontally disposed dust-collecting pipe 11, "eight" shape is become to be arranged on the drainage plate 12 of dust-collecting pipe 11 both sides, and it is arranged on support wheel 13 composition outside drainage plate 12, support wheel 13 to touch with pulverized-coal fired boiler bottom connection, the minimum point of drainage plate 12, from 2-5cm bottom pulverized-coal fired boiler, is additionally provided with air suction opening in the downside of dust-collecting pipe 11。Described each two air suction opening is provided with two rows and often row's air suction opening is all parallel with the axis of dust-collecting pipe 11, and the spacing between each two air suction opening is 5cm, and the diameter of each air suction opening is 5mm。Supporting wheel to arrange in groups, often group supports the quantity of wheel is two, and is separately positioned on two drainage plates, supports wheel at least provided with two groups rotating on dust-collecting pipe。
Above-mentioned fixing seal structure 2 includes being fixed on the high temperature partition run through bottom pulverized-coal fired boiler and by vertical roll tube 3, it is enclosed within vertical roll tube 3 and is fixed on the removable cover 23 on the downside of this high temperature partition by elastic pressuring clamping device 21, being additionally provided with the ceramic fibre packing 22 being wrapped in outside vertical roll tube 3 in the upside of removable cover 23；Wherein elastic pressuring clamping device 21 is the bolt being cased with spring。
The top outer of above-mentioned hollow rotating shaft 41 is provided with a protruding fixed disk, and the rotating shaft main body of this hollow rotating shaft 41 is divided into upper and lower two parts simultaneously, the top external diameter 3cm bigger than the lower outer diameter of rotating shaft main body of its rotating shaft main body；Hollow rotating shaft seat 42 is divided into main body and lower main body, it is provided with, with outside the bottom of lower main body, the fixed disk that a circle is protruding outside the top of upper main body, on it, the internal diameter of main body is identical with the external diameter of lower main body, and upper main body is enclosed within the outside of lower main body and is solidified as a whole with lower main body, the internal diameter of lower main body is identical with the external diameter of the rotating shaft lower body part of hollow rotating shaft 41, is also vertically arranged with at least one oil storage tank 43 in the inner side of lower main body。Oil refill is just first entered in oil storage tank 43 by product in a pre-installation, owing to the operation time of product is not long, and the rotating speed of its rotation is relatively low, therefore the consumption of the lubricating oil in oil storage tank is relatively low, and the later stage is lubricated supplementing of oil when carrying out integral device Maintenance and Repair。
Described hollow rotating shaft seat 42 is enclosed within the outside of hollow rotating shaft 41, is additionally provided with stone grinder packing 5 between the upper main body and the outer wall of hollow rotating shaft 41 of hollow rotating shaft seat 42。Stone grinder packing primarily serves sealing, the wear-resisting effect with lubrication in the process that equipment runs, can constantly wear and tear when it uses just thin, in use constantly hollow rotating shaft is pressed on downwards graphite packing inner surface and can well play sealing, the wear-resisting effect with lubrication。This product adopts hollow rotating shaft to coordinate, with hollow rotating shaft seat, the effect having reached bearing, overcomes again the replacing difficulty of bearing, installs the problem that volume difficult, shared is bigger, reduce further the installation of product and use cost。
The outside of the described rotating shaft body top being enclosed within hollow rotating shaft 41 by movable sprocket 31 and being solidified as a whole with it, the side of hollow rotating shaft seat 42 is additionally provided with a supporting seat for supporting smoke exhaust pipe。
During use, the ash quantity of slag is judged according to the lime-ash capacity sensor being arranged in pulverized-coal fired boiler by PLC, thus dust arrester installation and motor are controlled, to reach the purpose of operation automation, when needs carry out deashing process, PLC controls dust arrester installation and runs with motor, dust arrester installation continues to keep dust-collecting pipe, air pressure within vertical roll tube and dust flue is at 0.1MPa, the vertical roll tube of driven by motor rotates, thus driving dust-collecting pipe at the lower rotation of pulverized-coal fired boiler, in the process rotated, drainage plate can push lime-ash open, lime-ash is avoided to stop the normal rotation of dust-collecting pipe, can also well avoid air to be inhaled into so that air pressure inside reduces simultaneously, well improve the efficiency and effect gathered dust。Judge that after ash Slag treatment completes, then pipe is than dust arrester installation and motor in PLC, thus terminating the whole process gathered dust。
Embodiment 2
The present embodiment difference from embodiment 1 is in that, hollow rotating shaft seat 42 adopts integrated mode to make, thus better reducing the difficulty of its assembling, improve the precision of part, well avoid that installation process likely occurs because the damage parts that causes of scale error or out-of-alignment situation occur。
As it has been described above, just can well realize this utility model。
Claims (7)
1. rotary dust collection device bottom a pulverized-coal fired boiler, it is characterized in that: include the fixing seal structure (2) being arranged on bottom pulverized-coal fired boiler, fixing seal structure (2) is provided with vertical roll tube (3), the upper end of vertical roll tube (3) is provided with rotation dust-collecting pipe (1), it is additionally provided with dust flue (6) in the lower end of vertical roll tube (3), vertical roll tube (3) is provided with by movable sprocket (31), vertical roll tube (3) is by being connected with motor by movable sprocket (31), it is also associated with dust arrester installation in the end of dust flue (6), vertical roll tube (3) is connected by the static and dynamic sealing dish (4) being made up of hollow rotating shaft (41) and hollow rotating shaft seat (42) with dust-collecting pipe (11)。
2. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 1, it is characterized in that: described rotation dust-collecting pipe (1) is by horizontally disposed dust-collecting pipe (11), "eight" shape is become to be arranged on the drainage plate (12) of dust-collecting pipe (11) both sides, and it is arranged on support wheel (13) composition in drainage plate (12) outside, support wheel (13) to touch with pulverized-coal fired boiler bottom connection, the minimum point of drainage plate (12), from 2-5cm bottom pulverized-coal fired boiler, is additionally provided with air suction opening in the downside of dust-collecting pipe (11)。
3. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 2, it is characterized in that: described each two air suction opening is provided with two rows and often row's air suction opening is all parallel with the axis of dust-collecting pipe (11), spacing between each two air suction opening is 5cm, and the diameter of each air suction opening is 5mm。
4. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 3, it is characterized in that: described fixing seal structure (2) includes being fixed on the high temperature partition run through bottom pulverized-coal fired boiler and by vertical roll tube (3), it is enclosed within vertical roll tube (3) and above and is fixed on the removable cover (23) on the downside of this high temperature partition by elastic pressuring clamping device (21), be additionally provided with the ceramic fibre packing (22) being wrapped in vertical roll tube (3) outside in the upside of removable cover (23)；Wherein elastic pressuring clamping device (21) is the bolt being cased with spring。
5. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 4, it is characterized in that: the top outer of described hollow rotating shaft (41) is provided with a protruding fixed disk, the rotating shaft main body of this hollow rotating shaft (41) is divided into upper and lower two parts simultaneously, the top external diameter 3cm bigger than the lower outer diameter of rotating shaft main body of its rotating shaft main body；Hollow rotating shaft seat (42) is divided into main body and lower main body, it is provided with, with outside the bottom of lower main body, the fixed disk that a circle is protruding outside the top of upper main body, on it, the internal diameter of main body is identical with the external diameter of lower main body, and upper main body is enclosed within the outside of lower main body and is solidified as a whole with lower main body, the internal diameter of lower main body is identical with the external diameter of the rotating shaft lower body part of hollow rotating shaft (41), is also vertically arranged with at least one oil storage tank (43) in the inner side of lower main body。
6. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 5, it is characterized in that: described hollow rotating shaft seat (42) is enclosed within the outside of hollow rotating shaft (41), between the upper main body and the outer wall of hollow rotating shaft (41) of hollow rotating shaft seat (42), be additionally provided with stone grinder packing (5)。
7. rotary dust collection device bottom a kind of pulverized-coal fired boiler according to claim 6, it is characterized in that: the outside of the described rotating shaft body top being enclosed within hollow rotating shaft (41) by movable sprocket (31) and being solidified as a whole with it, the side of hollow rotating shaft seat (42) is additionally provided with a supporting seat for supporting smoke exhaust pipe。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040727.7U CN205332242U (en) | 2016-01-15 | 2016-01-15 | Pulverized coal boiler bottom rotation type dust collecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040727.7U CN205332242U (en) | 2016-01-15 | 2016-01-15 | Pulverized coal boiler bottom rotation type dust collecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205332242U true CN205332242U (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620040727.7U Expired - Fee Related CN205332242U (en) | 2016-01-15 | 2016-01-15 | Pulverized coal boiler bottom rotation type dust collecting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205332242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702121A (en) * | 2017-08-29 | 2018-02-16 | 芜湖凯尔电气科技有限公司 | Device for recovering powder after coal burning |
| CN108151022A (en) * | 2018-01-09 | 2018-06-12 | 广东汇鹏环保科技有限公司 | A kind of high stable formula heating power aoxidizes incinerator |
-
2016
- 2016-01-15 CN CN201620040727.7U patent/CN205332242U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702121A (en) * | 2017-08-29 | 2018-02-16 | 芜湖凯尔电气科技有限公司 | Device for recovering powder after coal burning |
| CN108151022A (en) * | 2018-01-09 | 2018-06-12 | 广东汇鹏环保科技有限公司 | A kind of high stable formula heating power aoxidizes incinerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20220115 |