CN212523385U - Rotary ash removal device for cloth bag dust removal - Google Patents
Rotary ash removal device for cloth bag dust removal Download PDFInfo
- Publication number
- CN212523385U CN212523385U CN202020547046.6U CN202020547046U CN212523385U CN 212523385 U CN212523385 U CN 212523385U CN 202020547046 U CN202020547046 U CN 202020547046U CN 212523385 U CN212523385 U CN 212523385U
- Authority
- CN
- China
- Prior art keywords
- air
- pipe
- ash
- fixedly connected
- ash removal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a rotary dust cleaning device for cloth bag dust removal, which comprises a top cover of an air purifying chamber, wherein a centrifugal fan is arranged at the position of the outer surface of the upper end of the top cover of the air purifying chamber, a baffle valve is fixedly connected at the position of the outer surface of one side of the centrifugal fan, an expansion joint is fixedly connected at the outer surface of one side of the baffle valve, an air inlet pipeline is fixedly connected at the outer surface of one side of the expansion joint, a sealing ring is fixedly connected at the position of the outer surface of the air inlet pipeline, which is close to the lower end, an ash cleaning pipe is arranged at the outer surface of the lower end of the sealing ring, a gear rotary mechanism is fixedly connected at the position of the outer surface of the upper end of the top cover of the air purifying chamber, the reliability of the rotary device is greatly enhanced, the rotary, the air compressor system does not need to be matched, energy can be saved, consumption can be reduced, and the service efficiency of the device can be improved.
Description
Technical Field
The utility model belongs to the technical field of atmosphere pollution treatment, dust removal environmental protection technique and specifically relates to a rotary dust removal device for cloth bag dust removal.
Background
The cloth bag dust removal technology is one of the mainstream dust removal technologies in the environmental protection industry, and is widely applied to the dust removal field of various industries such as electric power, metallurgy, building materials, steel and the like. The main components of the bag-type dust collector are a shell, an ash bucket, a bracket, a filter element (a filter bag and a bag cage), an ash cleaning device, electrical and thermal control equipment and the like. The filter element is used for collecting flue gas dust entering the dust remover, the dust cleaning device is mainly used for cleaning dust of the filter element, so that the dust falls and is collected, the filter element is cleaned again, and the filter element works continuously, and the dust cleaning device commonly used by the bag-type dust remover is in the forms of pulse blowing, atmosphere back blowing and the like. The pulse blowing is characterized in that the dust cleaning pressure is large, the dust cleaning force is large, the number of pulse valves is large, the control points are multiple, faults of individual pulse valves have small influence on the whole dust cleaning system. The atmospheric back-blowing dust-cleaning equipment is characterized by that it adopts air or clean flue gas of flue behind the dust-cleaning equipment as normal-pressure air source, utilizes Roots blower or centrifugal fan to pump air into the dust-cleaning pipe, and utilizes the dust-cleaning pipe to feed the dust-cleaning air into the dust-cleaning equipment, and then the dust-cleaning air is blown into the interior of filter bag or outside the filter bag to clean the dust of filter bag, and its dust-cleaning pressure is low, and its damage to filter bag is small, and it has no need of pulse valve and compressed air source, so that its energy,
1. the main defects of the existing pulse blowing ash removal device are as follows: compressed air is used as an ash removal air source, and the energy consumption of an air compressor is large; the ash removal pressure is 0.2-0.5 MPa, the mouth of the filter bag is subjected to scouring and abrasion, and the service life of the filter bag is reduced;
2. the main defects of the prior atmosphere reverse blowing ash removal device are as follows: the ash removal elbow is longer in an inclined section, the dead weight reaches about 1 ton, the gravity center of the ash removal elbow is arranged at the center of the inclined section and is offset from the rotation center of the transmission rotating shaft by more than 1 meter, and a large continuous bending moment is formed on one side of the rotating shaft. The transmission rotating shaft is a slender shaft, and under the action of the bending moment, stress concentration is easily formed at the connecting part of the upper part of the rotating shaft and the driving device. After long-term operation, cracks develop at stress concentrations and lead to fatigue failure. Especially, when the installation is not accurate enough, such as the installation verticality of the rotating shaft is not enough, or the levelness of the supporting component is not enough, the fracture of the rotating shaft is accelerated. Leading to the failure of the whole ash removal device and influencing the integral dust removal efficiency of the dust remover.
Therefore, a rotary ash removal device for cloth bag dust removal is provided.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a sack dust removal gyration ash removal device, the device's slewer reliability is strengthened greatly, can not break off, can guarantee the more long-term stable operation of device, adopts air or the clean flue gas of dust remover export as the deashing air supply, need not supporting air compressor machine system, but energy saving and consumption reduction improves the device availability factor to solve the problem that proposes in the above-mentioned background art.
The utility model provides a sack dust removal gyration ash removal device, including the air-purifying chamber top cap, the position that the upper end surface of air-purifying chamber top cap is close to the center is provided with centrifugal fan, one side surface of centrifugal fan is close to the position fixedly connected with flapper valve of upper end, one side surface fixedly connected with expansion joint of flapper valve, one side surface fixedly connected with admission line of expansion joint, the surface of admission line is close to the position fixedly connected with sealing ring of lower extreme, the lower extreme surface of sealing ring is provided with the deashing pipe, the upper end surface of air-purifying chamber top cap is close to the position fixedly connected with gear rotation mechanism of one side.
Through adopting above-mentioned technical scheme, the slewer reliability of the device is strengthened greatly, can not break off, can guarantee the more long-term stable operation of device, adopts air or dust remover export clean flue gas as the deashing air supply, need not supporting air compressor machine system, but energy saving and consumption reduction improves device availability factor.
Preferably, the ash removal pipe is Y type structure, the position fixedly connected with sealing sleeve that the annular surface of ash removal pipe is close to the upper end, the ash removal pipe is located the position of the internal surface upper end of air-purifying chamber top cap, the upper end surface of ash removal pipe runs through the air-purifying chamber top cap and extends to the upper end surface and the admission line connection of air-purifying chamber top cap.
Through adopting above-mentioned technical scheme, centrifugal fan is responsible for taking out the clean air to the deashing intraductally, and the admission line is fixed pipeline, and the deashing pipe is rotary pipeline, and both junctions are sealed with the sealing ring, reduce the probability of gas leakage.
Preferably, the air inlet pipeline is of an L-shaped structure, the ash removal pipe and the air inlet pipeline are both made of Q235 materials, and the aperture of the air inlet pipeline and the aperture of the ash removal pipe are 0.3-1 m.
Through adopting above-mentioned technical scheme, through the deashing pipe and the admission line that adopt the Q235 material to make can prolong the life of device.
Preferably, the gear rotating mechanism comprises a speed reduction motor and a transmission gear, a bearing large gear is arranged on the annular outer surface of the ash removal pipe close to the upper end, and the bearing large gear is matched with the transmission gear.
By adopting the technical scheme, after the speed reducing motor is started, the transmission gear at the output shaft end of the speed reducer rotates to transmit the rotary force to the bearing large gear on the outer wall of the upper part of the ash cleaning pipe, so that the ash cleaning pipe rotates.
Preferably, the two branch pipes of the dust removing pipe are connected with the inlet of each filter bag partition in the top cover of the air purifying chamber.
By adopting the technical scheme, the air is sent to the inlet of each filter bag partition in the top cover of the air purifying chamber through the two branch pipes at the lower part of the ash removing pipe for ash removing and blowing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. after the speed reduction motor is started, the transmission gear at the output shaft end of the speed reducer rotates to transmit the rotary force to the bearing gear wheel on the outer wall of the upper part of the ash cleaning pipe, so that the ash cleaning pipe rotates.
2. A centrifugal fan, a gear rotation mechanism, an ash cleaning pipe and other structural components are added in the device, the upper opening of the ash cleaning pipe is connected with an air inlet pipeline, in the rotation process, air is sent to inlets of filter bag partitions in a top cover of an air cleaning chamber by two branch pipes at the lower part of the ash cleaning pipe to be cleaned and swept, the air inlet pipeline is a fixed pipeline, the ash cleaning pipe is a rotating pipeline, the joint of the ash cleaning pipe and the top cover of the air cleaning chamber of the dust remover is sealed by a sealing sleeve to reduce the air leakage probability, an air source is cut off or communicated by a baffle valve, an expansion joint is used for absorbing expansion force between the air inlet pipeline and the centrifugal fan, if flue cleaning smoke behind the dust remover is used as an ash cleaning air source, the centrifugal fan can be omitted, negative pressure in the dust remover is utilized to directly pump the clean smoke into the air inlet pipeline, the use efficiency of the device is improved.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a combined view of the ash removing pipe and the gear rotating mechanism of the present invention.
Description of reference numerals:
1. a top cover of the air purifying chamber; 2. a centrifugal fan; 3. a flapper valve; 4. an expansion joint; 5. an air intake duct; 6. A seal ring; 7. a gear swing mechanism; 8. a sealing sleeve; 9. a dust removal pipe;
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution:
the utility model provides a sack dust removal gyration ash removal device, as shown in figure 1, including air-purifying chamber top cap 1, the position that the upper end surface of air-purifying chamber top cap 1 is close to the center is provided with centrifugal fan 2, the position fixedly connected with flapper valve 3 of one side surface of centrifugal fan 2 is close to the upper end, one side surface fixedly connected with expansion joint 4 of flapper valve 3, one side surface fixedly connected with admission line 5 of expansion joint 4, the surface of admission line 5 is close to the position fixedly connected with sealing ring 6 of lower extreme, the lower extreme surface of sealing ring 6 is provided with deashing pipe 9, the position fixedly connected with gear rotation mechanism 7 that the upper end surface of air-purifying chamber top cap 1 is close to one side.
Through adopting above-mentioned technical scheme, the slewer reliability of the device is strengthened greatly, can not break off, can guarantee the more long-term stable operation of device, adopts air or dust remover export clean flue gas as the deashing air supply, need not supporting air compressor machine system, but energy saving and consumption reduction improves device availability factor.
Specifically, as shown in fig. 1, the ash removal pipe 9 is a Y-shaped structure, the annular outer surface of the ash removal pipe 9 is close to the upper end and fixedly connected with the sealing sleeve 8, the ash removal pipe 9 is located at the upper end of the inner surface of the top cover 1 of the air purification chamber, and the outer surface of the upper end of the ash removal pipe 9 penetrates through the top cover 1 of the air purification chamber and extends to the outer surface of the upper end of the top cover 1 of the air purification chamber to be connected with the air inlet pipeline 5.
Through adopting above-mentioned technical scheme, centrifugal fan 2 is responsible for taking out the clearance gas to deashing in the pipe 9, and inlet channel 5 is fixed pipeline, and deashing pipe 9 is the rotary pipeline, and both junctions are sealed with sealing ring 6, reduce the probability of gas leakage.
Specifically, as shown in fig. 1, the air inlet duct 5 is of an L-shaped structure, the ash removal pipe 9 and the air inlet duct 5 are both made of Q235 material, and the aperture of the air inlet duct 5 and the aperture of the ash removal pipe 9 are 0.3-1 meter.
Through adopting above-mentioned technical scheme, the deashing pipe 9 and the admission line 5 through adopting the Q235 material to make can prolong the life of device.
Specifically, as shown in fig. 1, the gear rotating mechanism 7 includes a reduction motor and a transmission gear, a large bearing gear is disposed on the annular outer surface of the soot cleaning pipe 9 near the upper end, and the large bearing gear is matched with the transmission gear.
By adopting the technical scheme, after the speed reducing motor is started, the transmission gear at the output shaft end of the speed reducer rotates to transmit the rotary force to the bearing large gear on the outer wall of the upper part of the ash cleaning pipe 9, so that the ash cleaning pipe 9 rotates.
Specifically, as shown in fig. 1, two branch pipes of the dust removing pipe 9 are connected with the inlet of each filter bag partition in the top cover 1 of the air purifying chamber.
By adopting the technical scheme, the air is sent to the inlet of each filter bag partition in the top cover 1 of the air purifying chamber through the two branch pipes at the lower part of the ash removing pipe 9 for ash removing and blowing.
The working principle is as follows: a centrifugal fan 2, a gear rotating mechanism 7, an air inlet pipeline 5 and other structural components are added in the device, after the rotary dust cleaning device is started, the centrifugal fan 2 is responsible for pumping clean air to the air inlet pipeline 5, the air inlet pipeline 5 is fixed on a top cover of a top cover 1 of a dust cleaning chamber of a dust remover and is used for conveying the dust cleaning air into the top cover 1 of the dust cleaning chamber of the dust remover, the dust cleaning air is conveyed into the dust cleaning chamber of the dust remover needing dust cleaning, the gear rotating mechanism 7 comprises a speed reducing motor and a transmission gear, after the speed reducing motor is started, the transmission gear at the outlet shaft end of the speed reducing motor rotates and transmits the rotating force to a bearing large gear on the outer wall of the upper part of a dust cleaning pipe 9, so that the dust cleaning pipe 9 rotates, the centrifugal fan 2, the gear rotating mechanism 7, the dust cleaning pipe 9 and other structural components are added in the device, the upper opening of the dust cleaning pipe 9 is connected with the air inlet pipeline 5, and in the process Sweep, the admission line 5 is fixed pipeline, deashing pipe 9 is rotatory pipeline, both junctions are sealed with sealing ring 6, reduce the gas leakage probability, the junction seals with sealing sleeve 8 between deashing pipe 9 and the dust remover air-purifying chamber top cap 1 top cap, reduce the probability of leaking out, be used for cutting off or the UNICOM air supply through flapper valve 3, expansion joint 4 is used for absorbing the bulging force between admission line 5 and centrifugal fan 2, if adopt the clean flue gas of dust remover back flue as the deashing air supply, also can cancel centrifugal fan 2 and use, utilize negative pressure in the dust remover, direct with taking out to the admission line 5 in of clean flue gas, the availability factor of improvement device.
The using method comprises the following steps: when the rotary ash cleaning device is started, firstly, the centrifugal fan 2 is responsible for pumping clean air to the air inlet pipeline 5, the air inlet pipeline 5 is fixed on the top cover of the top cover 1 of the air cleaning chamber of the dust remover and is used for conveying the ash cleaning air to the top cover 1 of the air cleaning chamber of the dust remover needing ash cleaning, the gear rotary mechanism 7 comprises a speed reducing motor and a transmission gear, after the speed reducing motor is started, the transmission gear at the outlet shaft end of the speed reducing machine rotates and transmits the rotary force to the bearing gear wheel on the outer wall of the upper part of the ash cleaning pipe 9, so that the ash cleaning pipe 9 rotates, the upper opening of the ash cleaning pipe 9 is connected with the air inlet pipeline 5, during the rotation process, two branch pipes at the lower part of the ash cleaning pipe 9 convey the air to the inlet of each filter bag partition in the top cover 1 of the air cleaning chamber for ash cleaning and sweeping, the air inlet pipeline 5 is, the junction is sealed with sealing sleeve 8 between deashing pipe 9 and the dust remover air-purifying chamber top cap 1 top cap, reduce the probability of leaking out, be used for cutting off or the UNICOM air supply through flapper valve 3, expansion joint 4 is used for absorbing the bulging force between admission line 5 and centrifugal fan 2, if adopt the clean flue gas of dust remover back flue as the deashing air supply, also can cancel centrifugal fan 2 and use, utilize the interior negative pressure of dust remover, directly take out to admission line 5 in with the clean flue gas, the availability factor of improvement device.
The electric elements that appear here all are connected through transformer and external master controller and 220V commercial power electricity to the master controller can play the conventional known equipment of control for the computer and so on, the utility model provides a product model is only for the use that this technical scheme goes on according to the structural feature of product, and its product can be adjusted and reformed transform after purchasing, makes it match more and accord with the utility model discloses technical scheme belongs to, it is the technical scheme of this technical scheme best application, and the model of its product can be according to the technical parameter of its needs and replace and reform transform, and it is known for technical personnel that belong to in the field, consequently, what technical personnel that belong to in the field can be clear passes through the utility model provides a corresponding result of use.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a sack dust removal gyration ash removal device, its characterized in that, includes air-purifying chamber top cap (1), the position that the upper end surface of air-purifying chamber top cap (1) is close to the center is provided with centrifugal fan (2), the position fixedly connected with flapper valve (3) of one side surface of centrifugal fan (2) is close to the upper end, one side surface fixedly connected with expansion joint (4) of flapper valve (3), one side surface fixedly connected with admission line (5) of expansion joint (4), the position fixedly connected with sealing ring (6) of lower extreme is close to the surface of admission line (5), the lower extreme surface of sealing ring (6) is provided with deashing pipe (9), the position fixedly connected with gear rotation mechanism (7) of one side is close to the upper end surface of air-purifying chamber top cap (1).
2. The cloth bag dust removal rotary ash removal device according to claim 1, wherein the ash removal pipe (9) is of a Y-shaped structure, a sealing sleeve (8) is fixedly connected to the position, close to the upper end, of the annular outer surface of the ash removal pipe (9), the ash removal pipe (9) is located at the position of the upper end of the inner surface of the top cover (1) of the air purification chamber, and the outer surface of the upper end of the ash removal pipe (9) penetrates through the top cover (1) of the air purification chamber and extends to the outer surface of the upper end of the top cover (1) of the air purification chamber to be connected with the air inlet pipeline (5).
3. The cloth bag dust removal rotary ash removal device according to claim 1, wherein the air inlet pipe (5) is of an L-shaped structure, the ash removal pipe (9) and the air inlet pipe (5) are both made of Q235 materials, and the aperture of the air inlet pipe (5) and the aperture of the ash removal pipe (9) are 0.3-1 m.
4. The cloth bag dust removing rotary ash removing device according to claim 2, wherein the gear rotary mechanism (7) comprises a reduction motor and a transmission gear, a large bearing gear is arranged on the annular outer surface of the ash removing pipe (9) close to the upper end, and the large bearing gear is matched with the transmission gear.
5. The cloth bag dust-removing rotary ash-cleaning device according to claim 2, characterized in that two branch pipes of the ash-cleaning pipe (9) are connected with the inlet of each filter bag partition in the top cover (1) of the air-purifying chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020547046.6U CN212523385U (en) | 2020-04-14 | 2020-04-14 | Rotary ash removal device for cloth bag dust removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020547046.6U CN212523385U (en) | 2020-04-14 | 2020-04-14 | Rotary ash removal device for cloth bag dust removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212523385U true CN212523385U (en) | 2021-02-12 |
Family
ID=74524291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020547046.6U Active CN212523385U (en) | 2020-04-14 | 2020-04-14 | Rotary ash removal device for cloth bag dust removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212523385U (en) |
-
2020
- 2020-04-14 CN CN202020547046.6U patent/CN212523385U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208055262U (en) | A kind of SCP all-in-one machines dust pelletizing system | |
| CN212523385U (en) | Rotary ash removal device for cloth bag dust removal | |
| CN214168029U (en) | Converter flue gas processing system | |
| CN112502976A (en) | Vacuum system for high-end photovoltaic module production and vacuumizing process thereof | |
| CN116651093A (en) | Low-pressure ash removal method for bag-type dust collector | |
| CN214533537U (en) | Vacuum system is used in production of high-end photovoltaic module | |
| CN211009031U (en) | Waste heat recovery device of air compressor | |
| CN201618479U (en) | Air-seal type lifting bypass valve | |
| CN212188218U (en) | Dust collector convenient to maintain | |
| CN111760385A (en) | Tunnel engineering air purification system | |
| CN218890949U (en) | Coke discharging dust removing and purifying equipment of coke oven | |
| CN206214942U (en) | Rotational positioning reverse gas cleaning valve | |
| CN213610315U (en) | Bag type high-voltage pulse dust collector with back blowing function | |
| CN214697958U (en) | Energy-saving anti-blocking device for pneumatic conveying pipeline of ash conveying system of thermal power plant | |
| CN202430247U (en) | Blast furnace gas dust detection device | |
| CN214513582U (en) | Dry dust recovery device with spraying function | |
| CN219776382U (en) | Kiln head boiler wind-taking device | |
| CN214862313U (en) | Waste incineration waste gas treatment device capable of cleaning filter plates | |
| CN219173727U (en) | Belt feeder negative pressure dust arrester installation based on air supply pipeline | |
| CN216132291U (en) | Dust removal system of phosphogypsum calcining furnace | |
| CN209828553U (en) | Automatic online maintenance structure system applied to bag-type dust collector | |
| CN217636033U (en) | Domestic waste incineration power plant rubbish storage pit overhauls operation respiratory guarantee system | |
| CN213408219U (en) | High-efficient corrosion resistant SOx/NOx control device | |
| CN221661987U (en) | Ash discharging blowing assisting device of dust sucking and discharging vehicle | |
| CN214039615U (en) | Heat storage heating furnace suction type slag removal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |