CN214390648U - Electric dust collector and continuous type lateral part cathode vibration transmission device thereof - Google Patents
Electric dust collector and continuous type lateral part cathode vibration transmission device thereof Download PDFInfo
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- CN214390648U CN214390648U CN202022901124.0U CN202022901124U CN214390648U CN 214390648 U CN214390648 U CN 214390648U CN 202022901124 U CN202022901124 U CN 202022901124U CN 214390648 U CN214390648 U CN 214390648U
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Abstract
The utility model provides an electric dust collector and a continuous lateral cathode vibration transmission device thereof, the continuous lateral cathode vibration transmission device comprises a driving device, a transmission device, a vibration hammer and a vibration shaft assembly, the rapping shaft assembly comprises a plurality of rapping shaft groups which are sequentially arranged along the length direction of the rapping shaft assembly, the rapping shaft groups are respectively arranged in each independent high-voltage power supply interval of the electric dust collector body, the rapping shaft groups are connected through an insulating sleeve, each rapping shaft group comprises a plurality of rapping shafts which are sequentially arranged along the length direction of the rapping shaft group, a plurality of rapping hammers for rapping and ash removal are uniformly arranged on the rapping shaft, the driving device controls the rapping shaft assembly to rotate through the transmission device, the vibrating hammer continuously vibrates the cathode row arranged in the cathode frame under the action of the vibrating shaft assembly, and the problem that the cathode vibration of the side part of the independent electric field in the middle of a single three-chamber and multi-chamber electric dust remover can not be arranged in the prior art is solved.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of electrostatic precipitator deashing, especially an electrostatic precipitator and continuous type lateral part negative pole rapping transmission thereof.
[ background of the invention ]
The electric dust collector is one of the equipment for efficiently collecting industrial flue gas particles in the industries of coal-fired power plants, ferrous metallurgy, glass, cement, building materials and the like, and the cathode rapping device is a main factor for ensuring the normal operation of an electric field of the electric dust collector and the dust removal efficiency. The qualified cathode rapping device shakes the dust deposited on the cathode frame of the electric dust collector into the ash bucket at the lower part, and meanwhile, the problem of the operation of the electric dust collector is not caused.
With the implementation of the national policy of ' big and small pressure ', enterprises are encouraged to ' big generation and ' new generation and old generation ', forcibly shut down small thermal power generating units, and newly-built supercritical and ultra-supercritical units are rapidly increased, so that the electric dust remover is required to adapt to the change of the big units, the smoke treatment capacity of a single electric dust remover is increased, and a stricter requirement is put forward on the universality of the electric dust remover.
The cathode rapping devices of the current single three-chamber and multi-chamber electric dust collectors consistently adopt a top transmission technology, and the side cathode rapping devices cannot be arranged in an independent electric field in the middle of the three-chamber and multi-chamber electric dust collectors.
[ Utility model ] content
The utility model aims at solving the problem that the cathode side part of a single three-chamber and multi-chamber electric dust remover in the prior art can not be arranged in the middle of the three-chamber and multi-chamber electric dust removers in an independent electric field manner, and providing an electric dust remover and a continuous type side part cathode vibration transmission device thereof.
In order to achieve the purpose, the utility model provides a continuous lateral cathode rapping transmission device of an electric dust collector, which comprises a driving device, a transmission device, a rapping hammer and a rapping shaft assembly, the rapping shaft assembly comprises a plurality of rapping shaft groups which are sequentially arranged along the length direction of the rapping shaft assembly, the rapping shaft groups are respectively arranged in each independent high-voltage power supply interval of the electric dust collector body, two adjacent rapping shaft groups on each rapping shaft assembly are connected through an insulating sleeve, each rapping shaft group comprises a plurality of rapping shafts which are sequentially arranged along the length direction of the rapping shaft, a plurality of rapping hammers for rapping and cleaning ash are uniformly arranged on the rapping shaft, one end of the rapping shaft assembly is provided with a driving device for providing kinetic energy and a transmission device for transmitting mechanical motion, the driving device controls the rapping shaft assembly to rotate through the transmission device, the rapping hammer continuously raps the cathode row arranged in the cathode frame under the action of the rapping shaft assembly.
Preferably, an electric porcelain rotating shaft is arranged between the transmission device and the rapping shaft assembly, the rapping shaft assembly and the electric porcelain rotating shaft are connected in a meshed mode through a coupler welded to the end portion of the rapping shaft assembly and a pin of the electric porcelain rotating shaft, and the electric porcelain rotating shaft serves as an insulating piece between the transmission device and the rapping shaft assembly.
Preferably, the insulating sleeve comprises a universal joint, a shaft sleeve, a ceramic shaft and a bolt, two ends of the ceramic shaft are fixedly bonded with the shaft sleeve through a bonding agent, one end of the universal joint is connected with a flange of the shaft sleeve, and the other end of the universal joint is connected with a flange of a coupler at the end part of the rapping shaft group through the bolt.
Preferably, the insulation distance of the porcelain shaft is 250-450 mm, the porcelain shaft is made of 95 porcelain, the allowable torque M is larger than or equal to 2000N.m, the direct current voltage V is 10 ten thousand volts, the working environment temperature is 80-300 ℃, and white glaze is coated on the part exposed to the smoke.
Preferably, two adjacent rapping shafts on each rapping shaft group are welded and fixed through a sleeve, and the spliced end positions of the two rapping shafts have a distance of 5-10 mm.
Preferably, one side of the cathode frame is fixedly connected with a support angle steel, a dust bearing is fixedly welded above the support angle steel, a rapping shaft on the rapping shaft assembly vertically penetrates through the dust bearing, and the dust bearing is used for supporting and positioning the rapping shaft assembly.
Preferably, a plurality of groups of cathode rows are installed in the cathode frame, the rapping hammers are sequentially arranged along the length direction of the rapping shaft, the rapping hammers correspond to the cathode rows one by one, and each adjacent rapping hammer is staggered by a certain angle.
The utility model also provides an electric dust remover, including the continuous type lateral part negative pole that has adopted foretell electric dust remover drive arrangement that shakes.
The utility model has the advantages that: the invention effectively overcomes the technical defect that the cathode side part rapping technology of the current single three-chamber and multi-chamber electric dust collector cannot be applied to the intermediate independent electric field of the three-chamber and multi-chamber electric dust collector, the number of holes of the rapping electrode of the dust collector body is reduced by times, the air leakage rate is reduced, the dust collection efficiency is ensured, meanwhile, the driving device is reduced by times, and the one-time investment is greatly reduced.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a single three-chamber electric dust collector of the present invention;
fig. 2 is a schematic structural view of the insulating sleeve of the present invention;
fig. 3 is a schematic view of the construction of a rapping shaft group in accordance with the present invention;
FIG. 4 is a schematic diagram of a top-view layout of a prior art single-station dual-chamber electrostatic precipitator side cathode rapping;
FIG. 5 is a schematic view of the continuous lateral cathode vibrating and striking arrangement of the single dual-chamber electrostatic precipitator according to the present invention;
fig. 6 is a schematic view of the continuous lateral cathode vibrating and hitting arrangement of the single three-chamber electric dust remover.
Wherein: 1: drive device, 2: transmission, 3: electroceramics pivot, 4: a coupler, 5: rapping hammer, 6: rapping shaft, 7: insulating sleeve, 71: universal joint, 72: shaft sleeve, 73: ceramic shaft, 74: bolt connection, 8: cathode frame, 9: sleeve, 10: dust bearing, 11: dust collector body, 111: inlet end, 112: and (4) an outlet end.
[ detailed description ] embodiments
Example 1
Referring to fig. 1 to 3, the utility model relates to a continuous lateral cathode rapping transmission device of an electric dust collector, which comprises a driving device 1, a transmission device 2, a rapping hammer 5 and a rapping shaft assembly, wherein the rapping shaft assembly comprises a plurality of rapping shaft groups which are sequentially arranged along the length direction, the rapping shaft groups are respectively arranged in each independent high-voltage power supply interval of an electric dust collector body 11, two adjacent rapping shaft groups on each rapping shaft assembly are connected through an insulating sleeve 7, each rapping shaft group comprises a plurality of rapping shafts 6 which are sequentially arranged along the length direction, a plurality of rapping hammers 5 for rapping and cleaning ash are uniformly arranged on the rapping shafts 6, one end of the rapping shaft assembly is provided with the driving device 1 for providing kinetic energy and the transmission device 2 for transmitting mechanical motion, the driving device 1 controls the rapping shaft assembly to rotate through the transmission device 2, the rapping hammer 5 raps the cathode row arranged in the cathode frame 8 continuously under the action of the rapping shaft assembly.
Further, be equipped with electroceramics pivot 3 between transmission 2 and the axle assembly of beating of shaking, shake and beat between axle assembly and the electroceramics pivot 3 and connect through shaking shaft assembly tip welded shaft coupling 4 and the interlock of electroceramics pivot 3 pin between axle assembly, electroceramics pivot 3 is as the insulating part between transmission 2 and the axle assembly of beating of shaking, guarantees the electrical insulation performance between the system.
Further, referring to fig. 2, in this embodiment the insulating sleeve 7 comprises a universal joint 71, a bushing 72, a porcelain shaft 73 and bolts 74, both ends of the porcelain shaft 73 are fixed to the bushing 72 by adhesive bonding, one end of the universal joint 71 is connected to a flange of the bushing 72, and the other end is connected to a flange of the coupling 4 at the end of the rapping shaft group by bolts 74.
Furthermore, the insulation distance of the porcelain shaft 73 is 250-450 mm, 95 porcelain is adopted for the porcelain shaft 73, the allowable torque M is larger than or equal to 2000N.m, the direct current voltage V is 10 ten thousand volts, the working environment temperature is 80-300 ℃, and white glaze is coated on the part exposed to the smoke.
Further, referring to fig. 3, two adjacent rapping shafts 6 on each rapping shaft group are welded and fixed through a sleeve 9, and the end positions of the two rapping shafts 6 which are spliced together have a distance of 5-10 mm.
Furthermore, a plurality of supporting angle steels are installed on one side of the cathode frame 8, dust bearings 10 are welded and fixed above the supporting angle steels, the vibrating shaft 6 on the vibrating shaft assembly vertically penetrates through the dust bearings 10, the good concentricity of the vibrating shaft and the dust bearings is guaranteed during installation, and the dust bearings are used for supporting and positioning the vibrating shaft assembly.
Furthermore, a plurality of groups of cathode rows are installed in the cathode frame 8, the rapping hammers 5 are sequentially arranged along the length direction of the rapping shaft, the rapping hammers 5 correspond to the cathode rows one by one, and each adjacent rapping hammer 5 is staggered by a certain angle, so that the continuous rapping of each cathode row in the cathode frame is ensured.
Example 2
Lateral cathode rapping device of single double-chamber electric dust collector
The lateral cathode rapping arrangement mode of the existing single double-chamber electric dust remover is shown in a figure 4, lateral rapping driving devices 1 are arranged on two sides of a dust remover body 11 and need to be correspondingly designed to support a platform, and the electric dust remover with a multi-electric field structure needs to be provided with a plurality of groups of driving devices 1, so that the occupied area is large. In addition, the dust remover body 11 shakes and beats the perforation quantity of electrode many, and the point that leaks out increases, and the air leakage rate increases with the corruption risk, and dust collection efficiency also can receive the influence.
In this embodiment, a single double-chamber electrostatic precipitator side cathode rapping arrangement mode is shown in fig. 5, and an insulating sleeve 7 is arranged between rapping shafts 6 of a left double-chamber rapping shaft group and a right double-chamber rapping shaft group, so that continuous rapping of a cathode system between two sets of independent high-voltage electric fields is realized, the electric fields are not electrified, and the stability is high. In addition, the number of the rapping holes of the dust remover body 11 is reduced by half, the problem of increase of wall-through air leakage points caused by increase of the number of the rapping holes of the electrodes is effectively solved, the number of the driving devices 1 is reduced by times, the number of supporting platforms for supporting the driving devices is reduced, and the cost at one time is greatly reduced.
Example 3
Side cathode rapping device of single three-chamber electric dust collector
In the embodiment, the side cathode rapping arrangement mode of the single three-chamber electric dust collector is shown in fig. 6, a driving device 1 and a transmission device 2 are arranged on one side of the electric dust collector, a rapping shaft assembly is communicated with the three chambers I, II and III, and rapping shafts 6 of adjacent inter-chamber rapping shaft groups are connected through an insulating sleeve, so that the problem that the side cathode rapping of the single three-chamber and multi-chamber electric dust collectors cannot be arranged at present is effectively solved.
The utility model also discloses an electrostatic precipitator has adopted above-mentioned continuous type lateral part negative pole to shake and has shaken actuating device, can effectively solve present single three rooms, the problem that multi-chambered electrostatic precipitator lateral part negative pole shakes and can't arrange, has reduced present single two room lateral part negative pole rapping device's cost one time by a wide margin, has reduced the body rate of leaking out and has guaranteed splendid dust collection efficiency.
The above description is only the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and the electric dust collector top transmission side part rapping device and technique also include, and any person skilled in the art is in the field of the present invention, and the changes or modifications made are all covered within the scope of the present invention.
Claims (8)
1. The utility model provides a continuous type lateral part negative pole of electrostatic precipitator shakes and beats transmission which characterized in that: including drive arrangement (1), transmission (2), shake and beat hammer (5) and shake and beat an assembly, shake and beat an assembly and include that a plurality of shakes along the shake of its length direction and play the axle group that sets gradually, every shakes and beats the axle group and sets up respectively in each independent high voltage power supply interval of electrostatic precipitator body (11), every shakes and beats and link to each other through insulating sleeve (7) between two adjacent shake and play the axle group on the assembly, every shakes and beats axle group and includes that a plurality of shakes that its length direction set gradually and beats axle (6), shake and beat and evenly arrange a plurality of on axle (6) and be used for shaking and beat hammer (5) that shake of deashing, the one end of shaking and beating an assembly is equipped with drive arrangement (1) that is used for providing kinetic energy and is used for transmitting mechanical motion's transmission (2), drive arrangement (1) shake through transmission (2) control and beat an assembly and rotate, shake under the effect of shaking an assembly and beat hammer (5) and to the negative plate continuous of installation in negative pole frame (8) And (5) rapping.
2. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 1, characterized in that: the electric porcelain rotary shaft (3) is arranged between the transmission device (2) and the vibrating shaft assembly, the vibrating shaft assembly is connected with the electric porcelain rotary shaft (3) through the shaft coupling (4) welded to the end of the vibrating shaft assembly and the pin of the electric porcelain rotary shaft (3) in a meshed mode, and the electric porcelain rotary shaft (3) serves as an insulating piece between the transmission device (2) and the vibrating shaft assembly.
3. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 1, characterized in that: the insulation sleeve (7) comprises a universal joint (71), a shaft sleeve (72), a ceramic shaft (73) and a bolt (74), wherein the two ends of the ceramic shaft (73) are fixedly bonded with the shaft sleeve (72) through a bonding agent, one end of the universal joint (71) is connected with a flange of the shaft sleeve (72), and the other end of the universal joint is connected with a flange of a coupler (4) at the end part of the rapping shaft group through the bolt (74).
4. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 3, characterized in that: the insulation distance of the porcelain shaft (73) is 250-450 mm, the porcelain shaft (73) is made of 95 porcelain, the allowable torque M is larger than or equal to 2000N.m, the direct current voltage V is 10 ten thousand volts, the working environment temperature is 80-300 ℃, and white glaze is coated on the part exposed to smoke.
5. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 1, characterized in that: two adjacent rapping shafts (6) on each rapping shaft group are welded and fixed through a sleeve (9), and the end parts of the two rapping shafts (6) which are spliced mutually have a distance of 5-10 mm.
6. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 1, characterized in that: one side rigid coupling of negative pole frame (8) has the support angle steel, the top welded fastening dirt middle bearing (10) of support angle steel, shake and beat epaxial shake and beat axle (6) and pass dirt middle bearing (10) perpendicularly.
7. A continuous side cathode rapping transmission device of an electric dust collector as defined in claim 1, characterized in that: install multiunit negative pole row in negative pole frame (8), shake and beat hammer (5) and arrange in proper order along shaking and beat a length direction, shake and beat hammer (5) and negative pole row one-to-one, and each adjacent shake and beat hammer (5) certain angle that staggers.
8. An electric dust remover is characterized in that: comprising a continuous side cathode rapping transmission device employing an electric dust collector as claimed in any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901124.0U CN214390648U (en) | 2020-12-04 | 2020-12-04 | Electric dust collector and continuous type lateral part cathode vibration transmission device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901124.0U CN214390648U (en) | 2020-12-04 | 2020-12-04 | Electric dust collector and continuous type lateral part cathode vibration transmission device thereof |
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| Publication Number | Publication Date |
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| CN214390648U true CN214390648U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022901124.0U Active CN214390648U (en) | 2020-12-04 | 2020-12-04 | Electric dust collector and continuous type lateral part cathode vibration transmission device thereof |
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| CN (1) | CN214390648U (en) |
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