CN113814069A - Scrape grey rack anticreep tooth mechanism and use its electrostatic precipitator - Google Patents
Scrape grey rack anticreep tooth mechanism and use its electrostatic precipitator Download PDFInfo
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- CN113814069A CN113814069A CN202111203949.8A CN202111203949A CN113814069A CN 113814069 A CN113814069 A CN 113814069A CN 202111203949 A CN202111203949 A CN 202111203949A CN 113814069 A CN113814069 A CN 113814069A
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- rack
- assembly
- transmission shaft
- ash scraping
- shaft pin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/743—Cleaning the electrodes by using friction, e.g. by brushes or sliding elements
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Abstract
The invention discloses an ash scraping rack anti-disengaging mechanism and an electric dust collector applying the same, wherein the ash scraping rack anti-disengaging mechanism comprises a power assembly, a rack assembly, an ash scraping assembly, an anti-disengaging assembly, a rotary fixing assembly and a top charging assembly; the two ash scraping components are respectively arranged at two ends of the rack component, the power component is used for driving the rack component to move to drive the ash scraping components, the two anti-falling tooth components are respectively arranged at two ends of the rack component, and the top charging component is arranged in the middle of the outer side of the rack component and is used for supporting the rack component; the rotary fixing assembly is used for fixing the rack assembly and the ash scraping assembly. The telescopic movable pin shaft is arranged on the original rack, so that the operable range of the dust scraping mechanism is enlarged, the dust scraping range can be enlarged, the dust accumulation amount in the dust remover body is reduced to the maximum extent, the secondary dust raising amount is reduced, meanwhile, the mechanism is mechanically changed, the structure is stable and reliable, and the risk of gear and rack tooth disengagement can be fundamentally eliminated.
Description
Technical Field
The invention relates to the technical field of electric dust collectors, in particular to an ash scraping rack anti-disengaging mechanism and an electric dust collector applying the same.
Background
The cylindrical electric dust remover ash scraping mechanism is one of key components of equipment, furnace ash collected in the electric dust remover is removed through pendulum clock type movement, safe operation is considered, the coefficient of the safe operation is increased, and the left and right high limit and the left and right ultrahigh limit are generally controlled and set. And 4-5 teeth are reserved at the left high limit and the right high limit, the travel switch is induced to run reversely, and 3-4 teeth are reserved at the left ultrahigh limit and the right ultrahigh limit and are used for fault shutdown after the approach switch acts due to internal blocking overload.
Because the rack is reserved too much, when the ash scraping mechanism runs, the ash scraping range is reduced, and the single-side ash scraping range is only about 43.4 degrees. Dust collected in the dust remover cannot be fully removed, and if the travel switch and the proximity switch are in failure, the gear and the rack are disengaged, the dust scraping system is in failure shutdown, and even the system is in shutdown.
Disclosure of Invention
In view of this, the main object of the present invention is to provide an anti-tooth-disengaging mechanism for a dust scraping rack and an electric dust collector using the same.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides an ash scraping rack anti-disengaging mechanism, which comprises a power assembly, a rack assembly, an ash scraping assembly, an anti-disengaging assembly, a rotary fixing assembly and a top charging assembly, wherein the rack assembly is arranged on the top of the power assembly;
the two ash scraping assemblies are respectively arranged at two ends of the rack assembly and are used for removing furnace ash collected in the electric dust collector;
the power assembly is used for driving the rack assembly to move to drive the ash scraping assembly;
the two anti-falling tooth assemblies are respectively arranged at two ends of the rack assembly and used for preventing the power assembly from falling off the rack assembly;
the top charging assembly is arranged in the middle of the outer side of the rack assembly and used for supporting the rack assembly;
the rotary fixing component is used for fixing the rack component and the ash scraping component and is driven by the power component to do left-right swinging motion.
Preferably, the power assembly comprises a gear and a rotating shaft, and the rotating shaft is sleeved with the gear and used for driving the gear to rotate.
Preferably, the rotary fixing assembly comprises a rotating shaft, a fixing seat, two fixing support rods, a first reinforcing rib and a second reinforcing rib, the fixing seat is used for being connected with the inner wall of the electric dust collector, the rotating shaft is arranged on the fixing seat, the two fixing support rods comprise two fixing support rods, the first ends of the two fixing support rods are connected with the rotating shaft, an included angle is formed between the two fixing support rods, and the first reinforcing rib and the second reinforcing rib are respectively arranged at the upper end and the lower end of the two fixing support rods.
Preferably, the rack assembly comprises a gear ring and first transmission shaft pins, the gear ring is uniformly provided with a plurality of first transmission shaft pins which are used for driving the gear ring to move after being meshed with the gear, and two ends of the gear ring are respectively connected with the second ends of the two fixing support rods.
Preferably, the gear ring is of an arc-shaped structure, and the radian of the gear ring is matched with that of the inner wall of the electric dust collector.
Preferably, the ash scraping assembly comprises a ring beam and an ash scraping block, two ends of the ring beam are respectively connected with the second ends of the two fixing support rods, and the two ash scraping blocks are respectively arranged at two ends of the ring beam.
Preferably, the anti-disengaging component comprises a second transmission shaft pin, a third transmission shaft pin, two screws, two nuts and two springs, wherein the second transmission shaft pin and the third transmission shaft pin are arranged on the outer side of the first transmission shaft pin, through holes are respectively formed in two sides of the second transmission shaft pin and two sides of the third transmission shaft pin, the two screws respectively slide through the through holes in the two sides of the second transmission shaft pin and the through holes in the two sides of the third transmission shaft pin and then are fixed through the nuts, the springs are sleeved on the screws, the springs are located between the second transmission shaft pin and the third transmission shaft pin, and two ends of the springs are respectively connected with the second transmission shaft pin and the third transmission shaft pin.
Preferably, the top charging assembly comprises a locking seat, a connecting seat and a sliding block, one end of the connecting seat is connected with the gear ring through the locking seat, and the other end of the connecting seat is connected with the sliding block.
The invention provides an electric dust collector, which comprises an electric dust collector body and the ash scraping rack anti-disengaging mechanism, wherein the ash scraping rack anti-disengaging mechanism is arranged in the electric dust collector body.
Preferably, the electric dust collector body is cylindrical.
Compared with the prior art, the telescopic movable pin shaft is arranged on the original rack, so that the operable range of the dust scraping mechanism is enlarged, the dust scraping range can be enlarged, the dust accumulation in the dust remover body is reduced to the greatest extent, the secondary dust raising amount is reduced, meanwhile, the mechanism is mechanically changed, the structure is stable and reliable, and the risk of gear and rack tooth disengagement can be fundamentally eliminated.
Drawings
FIG. 1 is a schematic structural view of an anti-disengaging mechanism of an ash scraping rack according to an embodiment of the invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view of the anti-run gear assembly according to the present invention;
fig. 4 is an enlarged schematic view of a portion B in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides an ash scraping rack tooth-dropping prevention mechanism, which comprises a power assembly, a rack assembly, an ash scraping assembly, an ash-dropping prevention assembly 2, a rotary fixing assembly and a top charging assembly 9, wherein the rack assembly is arranged on the top of a machine frame;
the two ash scraping assemblies are respectively arranged at two ends of the rack assembly and are used for removing furnace ash collected in the electric dust collector;
the power assembly is used for driving the rack assembly to move to drive the ash scraping assembly;
the two anti-falling tooth assemblies 2 are respectively arranged at two ends of the rack assembly and used for preventing the power assembly from falling off the rack assembly;
the top charging assembly 9 is arranged in the middle of the outer side of the rack assembly and used for supporting the rack assembly;
the rotary fixing component is used for fixing the rack component and the ash scraping component and is driven by the power component to do left-right swinging motion.
As shown in fig. 1 and fig. 2, the power assembly includes a gear 201 and a rotating shaft 202, and the rotating shaft 202 is sleeved with the gear 201 for driving the gear 201 to rotate.
As shown in fig. 1, the rotary fixing assembly comprises a rotating shaft 1, a fixing seat 3, fixing support rods 4, first reinforcing ribs 5 and second reinforcing ribs 6, the fixing seat 3 is used for being connected with the inner wall of the electric dust collector, the rotating shaft 1 is arranged on the fixing seat 3, the fixing support rods 4 comprise two reinforcing ribs, the first ends of the two reinforcing ribs are connected with the rotating shaft 1, included angles are formed between the two fixing support rods 4, and the first reinforcing ribs 5 and the second reinforcing ribs 6 are respectively arranged at the upper ends and the lower ends of the two fixing support rods 4.
As shown in fig. 1 to 3, the rack assembly includes a gear ring 204 and a first transmission shaft pin 203, the gear ring 204 is uniformly provided with a plurality of first transmission shaft pins 203, and is used for driving the gear ring 204 to move after being engaged with the gear 201, and two ends of the gear ring 204 are respectively connected with the second ends of the two fixed support rods 4.
As shown in fig. 1-3, the gear ring 204 is an arc structure, and the radian of the gear ring is matched with the radian of the inner wall of the electric dust collector.
As shown in FIG. 1, the ash scraping assembly comprises a ring beam 10 and an ash scraping block 7, two ends of the ring beam 10 are respectively connected with the second ends of the two fixing support rods 4, and the ash scraping block 7 comprises two ends respectively arranged on the ring beam 10.
As shown in fig. 1 to 3, the anti-disengagement assembly includes a second transmission shaft pin 209, a third transmission shaft pin 205, a screw rod 206, a nut 208 and a spring 207, the second transmission shaft pin 209 and the third transmission shaft pin 205 are disposed outside the first transmission shaft pin 203, two sides of the second transmission shaft pin 209 and the third transmission shaft pin 203 are respectively provided with a through hole (not shown in the figure), the screw rod 206 includes two screws, which are respectively fixed by the nut 208 after sliding through the through holes at two sides of the second transmission shaft pin 209 and the third transmission shaft pin 205, the screw rod 206 is sleeved with the spring 207, the spring 207 is located between the second transmission shaft pin 209 and the third transmission shaft pin 206, and two ends of the spring 207 are respectively connected with the second transmission shaft pin 209 and the third transmission shaft pin 205.
As shown in fig. 1 and 4, the top-charging assembly 9 includes a locking seat 91, a connecting seat 92, and a sliding block 93, one end of the connecting seat 92 is connected to the gear ring 204 through the locking seat 91, and the other end of the connecting seat 92 is connected to the sliding block 93.
The invention provides an electric dust collector, which comprises an electric dust collector body and the ash scraping rack anti-disengaging mechanism, wherein the ash scraping rack anti-disengaging mechanism is arranged in the electric dust collector body, and the electric dust collector body is cylindrical.
The working principle of the invention is as follows:
as shown in fig. 1 to 4, a movable second transmission shaft pin 209 and a movable third transmission shaft pin 206 are disposed outside a first transmission shaft pin 203 on a gear ring 204, through holes with a diameter of about 14mm are formed on both sides of the second transmission shaft pin 209 and the third transmission shaft pin 206, both sides of the opening portions of the second transmission shaft pin 209 and the third transmission shaft pin 206 are formed into planes, the third transmission shaft pin 206 is fixed according to an original fixing mode, the second transmission shaft pin 209 can freely move, an M12 screw 206 passes through between the third transmission shaft pin 206 and the second transmission shaft pin 209, and the distance between the third transmission shaft pin 206 and the second transmission shaft pin 209 is consistent with the distance between a plurality of first transmission shaft pins 203. Then, a compression spring 207 is threaded on the screw 206, and the elastic force of the spring 207 can smoothly push the second driving shaft pin 209 out properly. When the gear 201 runs reversely, the second transmission shaft pin 209 is pushed to the outermost side all the time due to the elastic force of the spring 207, at this time, the gear 201 is meshed with the second transmission shaft pin 209, and meanwhile, the screw 206 can bear a certain load, so that the gear 201 and the second transmission shaft pin 209 can be meshed and run reversely.
In conclusion, the telescopic movable pin shaft is arranged on the original rack, the operable range of the dust scraping mechanism is enlarged, the dust scraping range can be enlarged, the dust accumulation amount in the dust remover body is reduced to the maximum extent, the secondary dust raising amount is reduced, meanwhile, the mechanism is mechanically changed, stability and reliability are realized, and the risk of gear and rack tooth disengagement can be fundamentally eliminated.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the terms describing the positional relationships in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. An ash scraping rack anti-disengaging mechanism is characterized by comprising a power assembly, a rack assembly, an ash scraping assembly, an anti-disengaging assembly, a rotary fixing assembly and a top charging assembly;
the two ash scraping assemblies are respectively arranged at two ends of the rack assembly and are used for removing furnace ash collected in the electric dust collector;
the power assembly is used for driving the rack assembly to move to drive the ash scraping assembly;
the two anti-falling tooth assemblies are respectively arranged at two ends of the rack assembly and used for preventing the power assembly from falling off the rack assembly;
the top charging assembly is arranged in the middle of the outer side of the rack assembly and used for supporting the rack assembly;
the rotary fixing component is used for fixing the rack component and the ash scraping component and is driven by the power component to do left-right swinging motion.
2. The ash scraping rack tooth disengagement prevention mechanism as claimed in claim 1, wherein the power assembly comprises a gear and a rotating shaft, and the rotating shaft is sleeved with the gear and used for driving the gear to rotate.
3. The ash scraping rack anti-disengaging mechanism according to claim 1 or 2, wherein the rotating fixing assembly comprises a rotating shaft, a fixing seat, a fixing support rod, a first reinforcing rib and a second reinforcing rib, the fixing seat is used for being connected with the inner wall of the electric dust collector, the rotating shaft is arranged on the fixing seat, the fixing support rod comprises two fixing support rods, the first ends of the two fixing support rods are connected with the rotating shaft, an included angle is formed between the two fixing support rods, and the first reinforcing rib and the second reinforcing rib are respectively arranged at the upper end and the lower end of the two fixing support rods.
4. The ash scraping rack anti-disengaging mechanism as claimed in claim 3, wherein the rack assembly comprises a gear ring and a first transmission shaft pin, the gear ring is uniformly provided with a plurality of first transmission shaft pins for driving the gear ring to move after meshing with a gear, and two ends of the gear ring are respectively connected with the second ends of the two fixing support rods.
5. The ash scraping rack anti-disengaging mechanism according to claim 4, wherein the gear ring is of an arc-shaped structure, and the radian of the gear ring is matched with that of the inner wall of the electric dust collector.
6. The ash scraping rack anti-disengaging mechanism as claimed in claim 5, wherein the ash scraping component comprises a ring beam and an ash scraping block, two ends of the ring beam are respectively connected with the second ends of the two fixing support rods, and the ash scraping block comprises two ends respectively arranged on the ring beam.
7. The ash scraping rack anti-disengaging mechanism according to claim 6, wherein the anti-disengaging assembly comprises a second transmission shaft pin, a third transmission shaft pin, two screws, two nuts and two springs, the second transmission shaft pin and the third transmission shaft pin are arranged on the outer side of the first transmission shaft pin, two through holes are respectively formed in two sides of the second transmission shaft pin and two through holes of the third transmission shaft pin, the two screws are fixed through the nuts after respectively sliding through the through holes in two sides of the second transmission shaft pin and the through holes in two sides of the third transmission shaft pin, the screws are sleeved with the springs, the springs are located between the second transmission shaft pin and the third transmission shaft pin, and two ends of the springs are respectively connected with the second transmission shaft pin and the third transmission shaft pin.
8. The ash scraping rack tooth disengagement prevention mechanism according to claim 7, wherein the top charging assembly comprises a locking seat, a connecting seat and a sliding block, one end of the connecting seat is connected with the gear ring through the locking seat, and the other end of the connecting seat is connected with the sliding block.
9. An electric dust collector is characterized by comprising an electric dust collector body and the ash scraping rack tooth falling prevention mechanism as claimed in any one of claims 1 to 8, wherein the ash scraping rack tooth falling prevention mechanism is arranged in the electric dust collector body.
10. An electric precipitator according to claim 9, in which the body of the electric precipitator is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111203949.8A CN113814069A (en) | 2021-10-15 | 2021-10-15 | Scrape grey rack anticreep tooth mechanism and use its electrostatic precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111203949.8A CN113814069A (en) | 2021-10-15 | 2021-10-15 | Scrape grey rack anticreep tooth mechanism and use its electrostatic precipitator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113814069A true CN113814069A (en) | 2021-12-21 |
Family
ID=78916836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111203949.8A Pending CN113814069A (en) | 2021-10-15 | 2021-10-15 | Scrape grey rack anticreep tooth mechanism and use its electrostatic precipitator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113814069A (en) |
-
2021
- 2021-10-15 CN CN202111203949.8A patent/CN113814069A/en active Pending
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