阅读说明：本技术 一种电捕焦油器用气体配气均匀装置 (Gas distribution homogenizing device for electric tar precipitator ) 是由 李启军 毛宏静 龚文辉 闫仕模 于 2021-07-22 设计创作，主要内容包括：本发明涉及电捕焦油器技术领域,公开了一种电捕焦油器用气体配气均匀装置,包括筒体、底座、凸台以及横担,所述筒体的底端法兰安装有所述底座,所述凸台的内部设置有导流结构,所述凸台外侧的所述筒体底部对称安装有两个清洁组件,所述横担内部的中心位置处转动连接有空心轴。本发明不仅使得气体均匀散布、输送,从而提高了气体配送的均匀度,而且实现了凸台的自动稳定旋转功能,从而进一步提高了气体输出的均匀度,并加快焦油在外环通道内部和金属陶瓷釉面表面的下滑速度,还便于在工作过程中对金属陶瓷釉面持续刮刷,从而避免金属陶瓷釉面上有凝结或通孔处被堵塞,进而降低人工拆解维护频率,减少使用成本。(The invention relates to the technical field of electric tar precipitators, and discloses a gas distribution homogenizing device for an electric tar precipitator. The invention not only enables the gas to be uniformly dispersed and conveyed, thereby improving the uniformity of gas distribution, but also realizes the automatic and stable rotation function of the lug boss, thereby further improving the uniformity of gas output, accelerating the gliding speed of tar inside the outer ring channel and on the surface of the metal ceramic glaze, and being convenient for continuously scraping and brushing the metal ceramic glaze in the working process, thereby avoiding condensation or blockage of through holes on the metal ceramic glaze, further reducing the frequency of manual disassembly and maintenance, and reducing the use cost.)

1. The utility model provides an electricity is gas distribution evener for tar precipitator, includes barrel (1), base (2), boss (8) and cross arm (12), its characterized in that, the bottom flange of barrel (1) is installed base (2), the inside central point department of putting of base (2) has seted up axle center hole (3), be provided with directly over base (2) boss (8), the inside of boss (8) is provided with water conservancy diversion structure (9), just water conservancy diversion structure (9) are including gas storage chamber (901), inner ring passageway (902), reposition of redundant personnel hole (903), outer loop passageway (904), through-hole (905) and cermet glaze (906), boss (8) outside barrel (1) bottom symmetry is installed two clean subassemblies (11), just clean subassembly (11) all include ceramic scraper blade (1101), Adapter (1102), screw rod (1103), handle (1104), interior screwed pipe (1105) and polished rod (1106), be fixed with under base (2) cross arm (12), the inside central point department of putting of cross arm (12) rotates and is connected with hollow shaft (13), just the top of hollow shaft (13) is run through axle center hole (3) and with the bottom fixed connection of boss (8), the bottom of hollow shaft (13) extends to the below of cross arm (12) and has intake pipe (15) through rotary joint (14) switch-on.

2. The gas distribution and uniform distribution device for the electric tar precipitator according to claim 1, wherein a first oil collecting tank (4) and a second oil collecting tank (5) are sequentially arranged at the top of the base (2) outside the shaft center hole (3), two oil discharge ports (6) are symmetrically arranged at the bottom ends of the first oil collecting tank (4) and the second oil collecting tank (5), and the bottom ends of the oil discharge ports (6) extend to the lower part of the base (2).

3. The gas distribution and uniform distribution device for the electric tar precipitator according to claim 2, wherein an annular sink (7) is formed at the top of the base (2) between the first oil collecting tank (4) and the second oil collecting tank (5), and the axle center hole (3), the first oil collecting tank (4), the second oil collecting tank (5) and the annular sink (7) are concentrically distributed.

4. The gas distribution and uniform distribution device for the electric tar precipitator according to claim 3, wherein the boss (8) is of a round table structure, a plurality of round balls (10) are embedded and welded at equal angles at the edge position of the bottom end of the boss (8), and the round balls (10) are positioned in the annular sinking groove (7) and are in sliding contact with the annular sinking groove.

5. The gas distribution and uniform distribution device for the electric tar precipitator according to claim 1, wherein the gas storage cavity (901) is arranged at the center of the bottom of the boss (8), the top end of the hollow shaft (13) is communicated with the gas storage cavity (901), the boss (8) is internally provided with the inner ring channel (902) and the outer ring channel (904) at equal angles from inside to outside, the bottom end of the inner ring channel (902) is communicated with the gas storage cavity (901), the inner ring channel (902) is communicated with the outer ring channel (904) through the flow dividing holes (903) at equal intervals, and one side of the outer ring channel (904) is communicated with the outer side of the boss (8) through the through holes (905) at equal intervals.

6. The gas distribution and uniform distribution device for the electric tar precipitator, as recited in claim 1, wherein the end of the flow distribution hole (903) close to the outer ring channel (904) is inclined downwards, and the end of the through hole (905) close to the cermet glaze (906) is inclined upwards.

7. The gas distribution and uniform distribution device for the electric tar precipitator, according to claim 2, wherein the bottom ends of the outer ring channels (904) extend to the lower part of the boss (8) and vertically correspond to the first oil collecting tank (4), the metal ceramic glaze (906) is uniformly plated on the outer side wall of the boss (8), and the outer edge of the bottom end of the boss (8) vertically corresponds to the second oil collecting tank (5).

8. The gas distribution and uniform distribution device for the electric tar precipitator, according to claim 1, characterized in that the ceramic scrapers (1101) are all in a triangular structure, and the inclined ends of the ceramic scrapers (1101) are all fitted with the metal ceramic glaze (906) on the surface of the boss (8).

9. The gas distribution and uniformity device for the electric tar precipitator according to claim 1, wherein one end of the screw (1103) is connected with the center of one side of the ceramic scraper (1101) through the adapter (1102), the other end of the screw (1103) horizontally extends to the outside of the barrel (1) and is vertically welded with the handle (1104), the outer side of the screw (1103) is sleeved with the inner solenoid (1105), the inner solenoid (1105) is welded on the side wall of the barrel (1), one side of the ceramic scraper (1101) is fixed with the upper and lower polish rods (1106), and the polish rods (1106) horizontally penetrate through the barrel (1) and are in sliding contact with the barrel.

10. The gas distribution and uniform distribution device for the electric tar precipitator according to claim 1, wherein a motor (16) is fixed on one side of the bottom end of the cross arm (12), a rotating shaft (17) is installed at the output end of the motor (16) through a coupler, a belt pulley (18) is sleeved on the top of the rotating shaft (17) and vertically extends to the upper side of the cross arm (12), and the output end of the belt pulley (18) is sleeved in the middle of the hollow shaft (13).

Technical Field

The invention relates to the technical field of electric tar precipitator, in particular to a gas distribution homogenizing device for an electric tar precipitator.

Background

An electrical tar precipitator is mainly based on the electric field theory, generally applies high-voltage direct current between a cathode and an anode to form an electric field (called a corona region) which is enough to ionize gas, when gas containing impurities such as tar droplets enters the electric field through a built-in gas distribution mechanism, the impurities absorbing negative ions and electrons move and are adsorbed on a precipitation electrode, so that the purpose of purifying the gas is achieved, and when the adsorption amount is accumulated to be larger than the self adhesive force, the gas flows downwards automatically and is discharged to the next process.

However, most of the existing gas distribution mechanisms are in a plane or curved disc shape, and the design of an internal gas flow channel is usually simpler, so that the gas pressure and the gas speed output by gas holes at different positions are different, the gas release is not uniform enough, and the ionization effect is further influenced; the natural sliding speed of tar on the surface of the precipitation electrode is low, and part of tar can enter air holes, so that the air holes and even the air inlet pipe are easily blocked; in addition, because the periphery of the existing gas distribution mechanism is lack of a matched scraping brush cleaning assembly, in order to maintain the normal operation of the electric tar precipitator, the regular disassembly and maintenance operation is usually required to be carried out manually, so that the time and the labor are wasted, and the use cost is increased. Therefore, the technical personnel in the field provide a gas distribution homogenizing device for an electric tar precipitator, so as to solve the problems in the background technology.

Disclosure of Invention

The invention aims to provide a gas distribution homogenizing device for an electric tar precipitator, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a gas distribution homogenizing device for an electric tar precipitator comprises a barrel body, a base, a boss and a cross arm, wherein the base is mounted on a bottom end flange of the barrel body, a central position inside the base is provided with an axle center hole, the boss is arranged right above the base, a flow guide structure is arranged inside the boss and comprises a gas storage cavity, an inner ring channel, a flow distribution hole, an outer ring channel, a through hole and a metal ceramic glaze surface, two cleaning components are symmetrically mounted at the bottom of the barrel body outside the boss, the cleaning components comprise a ceramic scraper blade, a transfer seat, a screw, a handle, an inner threaded pipe and a polished rod, the cross arm is fixed right below the base, a hollow shaft is rotatably connected at the central position inside the cross arm, the top of the hollow shaft penetrates through the axle center hole and is fixedly connected with the bottom of the boss, the bottom end of the hollow shaft extends to the lower part of the cross arm and is communicated with an air inlet pipe through a rotary joint.

As a still further scheme of the invention: the oil collecting device is characterized in that a first oil collecting groove and a second oil collecting groove are sequentially formed in the top of the base outside the shaft center hole, two oil discharging ports are symmetrically formed in the bottom ends of the first oil collecting groove and the second oil collecting groove, the bottom ends of the oil discharging ports extend to the lower portion of the base, tar is collected as far as possible, and tar overflow is avoided.

As a still further scheme of the invention: the first oil collecting groove and the second oil collecting groove are arranged between the base top and provided with annular heavy grooves, and the axle center hole, the first oil collecting groove, the second oil collecting groove and the annular heavy grooves are distributed in a concentric circle mode and used for being matched with the bosses.

As a still further scheme of the invention: the boss is round platform column structure, the border position department of boss bottom has all waited the angle to inlay and weld a plurality of ball, just the ball all is located the inside and the sliding contact in annular heavy groove for the sliding support avoids the boss takes place the incline at rotatory in-process.

As a still further scheme of the invention: the gas storage chamber is seted up in the central point of boss bottom puts the department, just the top of hollow shaft with the gas storage chamber communicates each other, the inside of boss has been seted up from interior to exterior equidistance respectively the inner ring passageway with the outer loop passageway, the bottom of inner ring passageway all with the gas storage chamber communicates each other, the inner ring passageway with all through equidistant between the outer loop passageway the diffluence vent communicates each other, one side of outer loop passageway all through equidistant the through-hole with the outside of boss communicates each other for reduce pressure and slow down gas, ensure gaseous even steady output.

As a still further scheme of the invention: the one end that the reposition of redundant personnel hole is close to outer loop channel all slopes downwards, avoids the tar to spill inner ring channel, the through-hole is close to the one end of cermet glaze all slopes upwards, is convenient for tar gliding to outer loop channel bottom avoids take place to block up in the through-hole.

As a still further scheme of the invention: the bottom of outer loop passageway all extends to the below of boss and with correspond from top to bottom to first oil trap, be convenient for collect the tar of outer loop passageway department whereabouts, the cermet glaze evenly plates and locates on the lateral wall of boss, just the outward flange of boss bottom with correspond from top to bottom to the second oil trap, be convenient for collect along the tar of cermet glaze gliding.

As a still further scheme of the invention: the pottery scraper blade all is the triangle-shaped structure, just the slope end of pottery scraper blade all with the boss surface the cermet glaze agrees with each other, ensures the pottery scraper blade can with the effective contact of cermet glaze.

As a still further scheme of the invention: the one end of screw rod all passes through the adapter with the central point of ceramic scraper blade one side puts department interconnect, the other end of screw rod all the level extends to the outside of barrel and vertical welding have the handle, the outside of screw rod all overlaps and is equipped with interior screwed pipe, just interior screwed pipe all the welding in on the lateral wall of barrel, one side of ceramic scraper blade all is fixed with two from top to bottom the polished rod, just the polished rod all the level passes barrel and sliding contact are convenient for manual regulation the relative position of ceramic scraper blade.

As a still further scheme of the invention: one side of cross arm bottom is fixed with the motor, just the pivot is installed through the shaft coupling to the output of motor, the vertical extension in top of pivot is to the top of cross arm and the cover is equipped with the belt pulley, just the output suit of belt pulley in the middle part of hollow shaft is used for the automated drive the boss to improve gas output's degree of consistency, and accelerated tar and be in outside loop channel inside with the gliding speed on cermet glaze surface.

Compared with the prior art, the invention has the beneficial effects that:

1. gas is continuously supplied through the gas inlet pipe, the rotary joint and the hollow axial gas storage cavity, then is uniformly conveyed to the component flow holes through the inner ring channels which are distributed at equal angles, so that the gas is uniformly dispersed in the outer ring channels, and finally is uniformly output to the cylinder body through the through holes, and the uniformity of gas distribution is improved;

2. meanwhile, the motor drives the hollow shaft to rotate at a constant speed through the rotating shaft and the belt pulley, and the boss rotates at a constant speed relative to the base under the sliding contact between the ball and the annular sinking groove, so that the uniformity of gas output is further improved, and the sliding speed of tar inside the outer ring channel and on the surface of the metal ceramic glaze is accelerated;

3. through the screw rod in the screwed pipe in the handle rotation to under the sliding contact of polished rod and barrel, two ceramic scraper blades are the translation in opposite directions, all agree with each other with the cermet glaze on boss surface until its slope end, then at the rotatory in-process of boss, the ceramic scraper blade is continuously scraped the brush to the cermet glaze, thereby has on avoiding the cermet glaze to condense or through-hole department is blockked up, and then reduces artifical maintenance frequency of disassembling, reduces use cost.

Drawings

FIG. 1 is a schematic perspective view of a gas distribution homogenizing device for an electrical tar precipitator;

FIG. 2 is a schematic view of a three-dimensional unfolding structure of a cylinder in a gas distribution homogenizing device for an electrical tar precipitator;

FIG. 3 is a schematic perspective view of a boss and a cross arm in a gas distribution homogenizing device for an electrical tar precipitator;

FIG. 4 is a schematic view of a front cross-sectional structure of a boss and a cross arm in a gas distribution homogenizing device for an electrical tar precipitator;

FIG. 5 is a schematic view of the explosion structure of the boss and cross arm in the gas distribution homogenizing device for the electrical tar precipitator;

FIG. 6 is a schematic perspective view of a cleaning assembly in a gas distribution homogenizing device for an electrical tar precipitator.

In the figure: 1. a barrel; 2. a base; 3. a shaft center hole; 4. a first oil sump; 5. a second oil sump; 6. an oil discharge port; 7. an annular sinking groove; 8. a boss; 9. a flow guide structure; 901. a gas storage cavity; 902. an inner ring channel; 903. a shunt hole; 904. an outer ring channel; 905. a through hole; 906. a metal ceramic glaze surface; 10. a ball; 11. a cleaning assembly; 1101. a ceramic scraper; 1102. a transfer seat; 1103. a screw; 1104. a handle; 1105. an inner solenoid; 1106. a polish rod; 12. a cross arm; 13. a hollow shaft; 14. a rotary joint; 15. an air inlet pipe; 16. a motor; 17. a rotating shaft; 18. a pulley.

Detailed Description

Referring to fig. 1 to 6, in an embodiment of the present invention, a gas distribution uniformity device for an electrical tar precipitator includes a cylinder 1, a base 2, a boss 8 and a cross arm 12, the base 2 is mounted on a bottom flange of the cylinder 1, a central hole 3 is formed in a central position inside the base 2, the boss 8 is disposed right above the base 2, a flow guide structure 9 is disposed inside the boss 8, the flow guide structure 9 includes a gas storage cavity 901, an inner ring channel 902, a flow distribution hole 903, an outer ring channel 904, a through hole 905 and a cermet glaze 906, two cleaning assemblies 11 are symmetrically mounted at the bottom of the cylinder 1 outside the boss 8, the cleaning assemblies 11 include a ceramic scraper 1101, an adapter 1102, a screw 1103, a handle 1104, an inner spiral tube 1105 and a polish rod 1106, the cross arm 12 is fixed right below the base 2, the hollow shaft 13 is rotatably connected at a central position inside the cross arm 12, and the top of the hollow shaft 13 penetrates through the central hole 3 and is fixedly connected with the bottom of the boss 8, the bottom end of the hollow shaft 13 extends below the cross arm 12 and is connected to an intake pipe 15 via a rotary joint 14.

In fig. 3, 4 and 5: the top of the base 2 outside the axle center hole 3 is sequentially provided with a first oil collecting tank 4 and a second oil collecting tank 5, the bottom ends of the first oil collecting tank 4 and the second oil collecting tank 5 are symmetrically provided with two oil discharge ports 6, and the bottom ends of the oil discharge ports 6 extend to the lower part of the base 2 to collect tar as much as possible and avoid the tar from overflowing; an annular sinking groove 7 is formed in the top of the base 2 between the first oil collecting groove 4 and the second oil collecting groove 5, and the axle center hole 3, the first oil collecting groove 4, the second oil collecting groove 5 and the annular sinking groove 7 are distributed in a concentric circle mode and used for being matched with the boss 8; the boss 8 is a round table-shaped structure, four balls 10 are welded at equal angles at the edge position of the bottom end of the boss 8, and the balls 10 are located in the annular sinking groove 7 and are in sliding contact with the annular sinking groove for sliding support, so that the boss 8 is prevented from deflecting in the rotating process.

In fig. 4 and 5: the gas storage cavity 901 is arranged at the central position of the bottom of the boss 8, the top end of the hollow shaft 13 is communicated with the gas storage cavity 901, the boss 8 is internally provided with an inner ring channel 902 and an outer ring channel 904 at equal angles from inside to outside, the bottom end of the inner ring channel 902 is communicated with the gas storage cavity 901, the inner ring channel 902 is communicated with the outer ring channel 904 through flow dividing holes 903 at equal intervals, one side of the outer ring channel 904 is communicated with the outer side of the boss 8 through holes 905 at equal intervals, and the gas storage cavity is used for reducing pressure and speed of gas and ensuring uniform and stable output of the gas; one end of the shunt hole 903 close to the outer ring channel 904 is inclined downwards to prevent tar from splashing into the inner ring channel 902, and one end of the through hole 905 close to the metal ceramic glaze 906 is inclined upwards to facilitate the tar to slide downwards to the bottom of the outer ring channel 904 and prevent the through hole 905 from being blocked; the bottom of outer loop passageway 904 all extends to the below of boss 8 and corresponds from top to bottom with first oil catch bowl 4, is convenient for collect the tar of outer loop passageway 904 department whereabouts, evenly plates from cermet glaze 906 on locating the lateral wall of boss 8, and the outward flange and the second oil catch bowl 5 of boss 8 bottom correspond from top to bottom, are convenient for collect along the tar of cermet glaze 906 gliding.

In fig. 2 and 6: the ceramic scraping plates 1101 are all in a triangular structure, and the inclined ends of the ceramic scraping plates 1101 are matched with the metal ceramic glaze 906 on the surface of the boss 8, so that the ceramic scraping plates 1101 can be effectively contacted with the metal ceramic glaze 906; one end of each screw 1103 is connected with the center of one side of the ceramic scraper 1101 through the adapter 1102, the other end of each screw 1103 horizontally extends to the outside of the cylinder 1 and is vertically welded with a handle 1104, the outer sides of the screws 1103 are sleeved with inner screw tubes 1105 which are all welded on the side wall of the cylinder 1, one side of the ceramic scraper 1101 is fixed with an upper polish rod 1106 and a lower polish rod 1106, and the polish rods 1106 horizontally penetrate through the cylinder 1 and are in sliding contact, so that the relative position of the ceramic scraper 1101 can be conveniently adjusted manually; one side of cross arm 12 bottom is fixed with motor 16, and this motor 16's model can be Y90S-2, and motor 16's output passes through the shaft coupling and installs pivot 17, and the top of pivot 17 is vertical to be extended to cross arm 12's top and the cover is equipped with belt pulley 18, and belt pulley 18's output suit in the middle part of hollow shaft 13 for automatic drive boss 8, thereby improved the degree of consistency of gas output, and accelerated tar and the gliding speed on cermet glaze 906 surface inside outer ring passageway 904.

The working principle of the invention is as follows: firstly, electrifying a cylinder 1 to generate a high-voltage electrostatic field, continuously supplying gas into a gas storage cavity 901 through a gas inlet pipe 15, a rotary joint 14 and a hollow shaft 13, uniformly conveying the gas to each component flow hole 903 through an inner ring channel 902 with equal angle distribution, reducing the pressure and speed of the gas, uniformly dispersing the gas in an outer ring channel 904, and uniformly outputting the gas to the cylinder 1 through each group of through holes 905, so that the uniformity of gas distribution is improved, in the process, because one ends of the flow dividing holes 903 close to the outer ring channel 904 are inclined downwards, tar infiltrated through the through holes 905 can be prevented from being splashed into the inner ring channel 902, and because one ends of the through holes 905 close to the metal ceramic glaze 906 are inclined upwards, the tar can conveniently slide to the bottom of the outer ring channel 904, and the through holes 905 are prevented from being blocked;

meanwhile, the motor 16 at the cross arm 12 is started to drive the hollow shaft 13 to rotate at a constant speed through the rotating shaft 17 and the belt pulley 18, the boss 8 rotates at a constant speed relative to the base 2 under the sliding limit between the four balls 10 and the annular sinking groove 7, so that the uniformity of gas output is further improved, the gliding speed of tar inside the outer ring channel 904 and on the surface of the metal ceramic glaze 906 is accelerated through the acting force generated by rotation, the tar is collected by the first oil collecting groove 4 and the second oil collecting groove 5 as far as possible and then is discharged through the oil discharge port 6, and the large-area pollution and repeated treatment caused by the fact that the tar overflows in the cylinder 1 are avoided;

in addition, the screw 1103 in the inner spiral tube 1105 is rotated by the handle 1104, and the two ceramic scrapers 1101 are translated in opposite directions under the sliding limit of the polish rod 1106 and the cylinder 1 until the inclined ends of the ceramic scrapers are matched with the metal ceramic glaze 906 on the surface of the boss 8, so that the ceramic scrapers 1101 continuously scrape the metal ceramic glaze 906 in the rotating process of the boss 8, thereby preventing the metal ceramic glaze 906 from being condensed or the through holes 905 from being blocked, further reducing the frequency of manual disassembly and maintenance, and reducing the use cost of the electric tar precipitator.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.