CN212633034U - Wet-type negative pole line for electrostatic precipitator - Google Patents
Wet-type negative pole line for electrostatic precipitator Download PDFInfo
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- CN212633034U CN212633034U CN202020962467.5U CN202020962467U CN212633034U CN 212633034 U CN212633034 U CN 212633034U CN 202020962467 U CN202020962467 U CN 202020962467U CN 212633034 U CN212633034 U CN 212633034U
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Abstract
The utility model discloses a wet-type negative pole line for electrostatic precipitation has solved among the prior art no matter the rigidity polar line effect of discharging is poor, has the poor problem of unit length dust collection efficiency, has easy to assemble, when improving dust collection efficiency, effectively shortens the beneficial effect of negative pole line length, and concrete scheme is as follows: the utility model provides a wet-type negative pole line for electrostatic precipitator, includes tubular metal resonator, metal mesh pipe and clamp, and the tubular metal resonator has the link with wet-type electrostatic precipitator frame attach, and the length of tubular metal resonator is 1-7m, along the length direction partial cover of tubular metal resonator with the increase with the contact surface area of flue gas, the both ends of tubular metal resonator set up the clamp respectively, the both ends of clamp, metal mesh pipe respectively with tubular metal resonator welded connection.
Description
Technical Field
The utility model belongs to the technical field of the electric precipitation and specifically relates to a wet-type negative pole line for electric precipitation.
Background
The negative pole line has higher mechanical strength, is difficult for the broken string, and the deashing is convenient, low in cost, and processing preparation is very simple and easy, is suitable for and uses or reforms transform old electric dust collector in new electric dust collector, connects to form high-tension electric field between the negative pole line of high voltage direct current power supply and the grounded anode plate, and there is the prickle when using in current negative pole line that the contact is few, discharge inhomogeneous, connect inconvenient scheduling problem in the use.
The cathode wire of the existing common wet-type electric dust removal device generally adopts a round tube bur shape, a zigzag shape, a diamond shape, a triangular bur shape and a filiform flexible polar wire. Due to the characteristics of the material, the discharge effect between the polar line of the circular tube and the anode tube is poor; the discharge effect of the sawtooth-shaped polar line is general, the sawtooth-shaped polar line only needs to rotate when being installed in order to form a sawtooth shape and is only suitable for lead materials, the sawtooth-shaped polar line made of stainless steel and titanium materials is adopted, and the sawtooth-shaped polar line is difficult to rotate for several circles when being installed; the discharge effect of the diamond polar line is poor; the electrode wire with the triangular thorn can only be made of stainless steel and titanium materials, and the discharging effect is poor; the wire-shaped flexible electrode wire has good discharge effect, but serious electro-corrosion and high failure rate.
Above pipe prickle shape, the rhombus, take the triangle to sting the shape and be the rigidity polar line, flexible cockscomb structure, filiform flexible polar line is flexible polar line, the inventor discovers, no matter rigidity polar line or flexible polar line all exist certain drawback, rigidity polar line rigidity is better, but because of the existence of acupuncture, lead to the negative pole line to have the blank in acupuncture department, the short circuit condition takes place here for the flue gas, dust collection efficiency is relatively poor, corresponding defogging effect is not good, and current negative pole line is for guaranteeing dust removal effect, set up the negative pole line longer usually. Although the flexible polar line has certain promotion in dust removal effect, the defogging effect is poor because it is difficult to fix to be flexible polar line, does not have the rigidity easy swing when wind speed is too high, and the connection part electrocorrosion is serious, and the fault rate is also higher, leads to the life of flexible polar line to be shorter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wet-type negative pole line for electrostatic precipitator, have better rigidity, stability is good, the installation of being convenient for is difficult for taking place the galvanic corrosion condition moreover, and better dust removal and defogging effect can be guaranteed to shorter length.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
the utility model provides a wet-type negative pole line for electrostatic precipitator, including the tubular metal resonator, metal mesh pipe and clamp, the tubular metal resonator has the link with wet-type electrostatic precipitator frame attach, the length of tubular metal resonator is 1-7m, the partial cover of length direction along the tubular metal resonator has the contact surface area of metal mesh pipe in order to increase with the flue gas, the both ends of metal mesh pipe set up the clamp respectively, the clamp, the both ends of metal mesh pipe respectively with tubular metal resonator welded connection, install in the hoop direction of tubular metal resonator in this negative pole line, install in the hoop direction of tubular metal resonator, can increase the surface area of negative pole line and flue gas contact, and simultaneously, effectively avoid producing blank area around the negative pole line, thereby produce better effect of discharging, and the efficiency of dust removal is improved, correspondingly, it is too long to need not the tubular metal resonator, the dust collection efficiency of.
According to the cathode wire for wet-type electric precipitation, in order to further ensure the stability of the arrangement of the metal mesh pipe, the clamp is a metal piece.
According to the cathode wire for wet-type electric precipitation, the metal pipe, the metal net pipe and the hoop are made of the same material, and welding connection is facilitated.
According to the cathode wire for wet-type electric dust removal, the metal pipe, the metal net pipe and the hoop are all made of stainless steel materials, and the cathode wire has the characteristic of corrosion resistance, so that the service life of the cathode wire is effectively guaranteed.
According to the cathode wire for wet-type electric dust removal, the metal pipe is used for being connected with the frame, and the connecting end of the metal pipe connected with the frame is flat in order to facilitate connection of the metal pipe and the frame.
As above a wet-type negative pole line for electrostatic precipitation, the tubular metal resonator with the frame passes through the retaining member to be connected, and the retaining member is bolt nut.
In order to further improve the dust removal efficiency of the cathode wire and increase the contact area with the flue gas, the wire diameter of the metal mesh pipe is between 0.2 and 0.35mm, including 0.2mm and 0.35 mm.
According to the cathode wire for wet-type electric dust removal, the hoop is the hoop, the inner diameter of the hoop is larger than the diameter of the metal pipe, the metal net pipe is sleeved on the metal pipe, the two ends of the metal net pipe are respectively fixed through the hoop, the hoop is convenient to be welded with the metal pipe, when the service life of the metal net pipe is due, the hoop can be detached, and the metal net pipe is further convenient to replace.
As above a wet-type negative pole line for electrostatic precipitator, the both ends of tubular metal resonator are flat, and the both ends of tubular metal resonator set up rectangular hole, and the retaining member passes rectangular hole and sets up, realizes the installation of tubular metal resonator and frame.
Above-mentioned the utility model has the advantages as follows:
1) the utility model discloses a cooperation of tubular metal resonator and metal mesh pipe, the metal mesh pipe has the characteristics of high surface area, it is big with flue gas area of contact, it is effectual to discharge, can adapt to the high voltage operation, can not lead to the galvanic corrosion phenomenon because of the high-voltage current, effect to the defogging has obvious advantage, and because of the setting of metal mesh pipe, the bump that forms is many all around at the tubular metal resonator, the electric charge that produces is more, the unit length dust collection efficiency of negative pole line has been improved, correspondingly, the length of tubular metal resonator has been reduced, need not to set up too long negative pole line.
2) The utility model has the advantages that through the arrangement of the metal pipe and the metal net pipe, the metal pipe is a rigid polar line, has better rigidity, prolongs the service life of the cathode line, has good corrosion resistance effect, is convenient to be installed with the frame body, and can be connected with the frame without rotating for several weeks; when in use, the wind speed is not influenced to generate shaking, the stability of the arrangement of the cathode line is improved, and the range of the wind speed in use is wide and can reach 0.3-2.5 m/s.
3) The utility model effectively increases the surface area of the cathode line contacted with the flue gas by matching the metal pipe with the metal mesh pipe and sleeving the metal pipe with the metal mesh pipe, and simultaneously avoids generating blank areas around the cathode line, thereby generating better discharging effect and improving the dust removal efficiency; the existing cathode wires with the prickles or the triangular pricks generate charges through prick points, the metal mesh pipes are good in dust removal effect and defogging effect, the operable voltage and current are high, the electro-corrosion phenomenon caused by the high voltage and current is avoided, and the failure rate is low.
4) The utility model discloses a setting of clamp not only makes things convenient for the fixed to the metal mesh pipe both ends, is convenient for in addition to be connected with the metal pipe, realizes that metal pipe and metal mesh pipe are even as an organic whole, avoids producing blank in the week side of negative pole line, guarantees the effect of discharging of negative pole line.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic view of a cathode wire for wet type electric precipitation according to one or more embodiments of the present invention.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.
Wherein: 1. metal pipe, 2, hoop, 3, metal net pipe, 4, long hole.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the present invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As the background art introduces, the deficiency among the prior art, in order to solve above-mentioned technical problem, the utility model provides a wet-type negative pole line for electrostatic precipitator.
Referring to fig. 1, the cathode wire for wet-type electric dust removal comprises a metal pipe 1, a metal mesh pipe 3 and a clamp, wherein the metal pipe is provided with a connecting end connected with a wet-type electric dust removal frame, the length of the metal pipe 1 is 1-7m, the metal mesh pipe 3 is partially sleeved along the length direction of the metal pipe 1 to increase the contact surface area with smoke, the clamp is arranged at each of two ends of the metal mesh pipe, and the clamp and the two ends of the metal mesh pipe are respectively welded with the metal pipe.
The metal mesh pipe 3 in the cathode wire is arranged in the circumferential direction of the metal pipe 1, so that the contact surface area of the cathode wire and the flue gas can be increased, and meanwhile, the situation that a blank area is generated around the cathode wire and the flue gas is not short-circuited is effectively avoided, so that a better discharge effect is generated, and the dust removal efficiency is improved; and the arrangement of the metal mesh pipe leads a plurality of salient points to be formed on the peripheral side of the metal pipe, more electric charges are generated, the dust removal efficiency of the cathode wire in unit length is improved, and the length of the metal pipe is correspondingly reduced.
In order to realize the connection with the metal pipe 1 and ensure the fixation of the metal mesh pipe 3, two ends of the metal mesh pipe 3 are respectively provided with a clamp. In order to further ensure the stability of the arrangement of the metal mesh pipe 3, the hoop is a metal part, the hoop is fixed with the metal mesh pipe 3 and is welded with the metal pipe 1, the hoop is welded with the metal mesh pipe 3 and the metal pipe 1 through laser welding, and the metal mesh pipe 3 is prevented from falling off.
The metal pipe 1 and the metal mesh pipe 3 are made of stainless steel materials and have the characteristic of corrosion resistance, so that the service life of the cathode wire is effectively guaranteed, the metal mesh pipe 3 is made of the stainless steel mesh pipe, the stainless steel mesh pipe has the characteristic of high surface area, the contact area with smoke is large, the discharging effect is good, the high-voltage wire can be adapted to high-voltage operation, the electric corrosion phenomenon cannot be caused due to high-voltage current, more salient points can be formed on the surface of the metal pipe relative to burs due to the metal mesh pipe, more electric charges can be generated, the dust removing effect is better, the demisting effect has obvious advantages, and the effect of no white smoke can be even achieved.
In order to further improve the dust removal efficiency of the cathode wire, the wire diameter of the stainless steel mesh pipe is between 0.2 and 0.35mm, and the stainless steel mesh pipe is corrosion-resistant and high in surface area, so that the discharge effect is better ensured, and the dust removal efficiency is improved.
It should be noted that, in this embodiment, the metal pipe, the metal mesh pipe, and the hoop are all made of the same stainless steel material.
In addition, because the metal pipe 1 and the metal mesh pipe 3 are matched, the discharge efficiency of the cathode wire is improved, the length of the metal pipe is reduced, the metal pipe can be an ultra-short polar wire, specifically, in the embodiment, the metal mesh pipe 3 is sleeved on the working area of the metal pipe, the length of the metal mesh pipe 3 is between 1m and 7m, the metal pipe in the working area is a circular pipe, correspondingly, the longitudinal sections of the metal pipe and the metal mesh pipe are circular, one side of the metal pipe 3 is a non-working area, and therefore the metal mesh pipe 3 is sleeved on the metal pipe 1.
In some examples, the metal tube non-working area is connected with the frame through one flat end, the flat end of the metal tube is provided with a long hole, and the two ends of the metal tube can be connected with the frame through locking pieces according to the length of the cathode wire working area and the length of the cathode wire working area, wherein the length of the cathode wire working area is larger than 3 m.
Tubular metal resonator 1 passes through the retaining member with the frame and is connected, and the retaining member is bolt nut, and 1 length direction's of tubular metal resonator one end or both ends become flat through flattening, and rectangular hole 4 has all been opened at tubular metal resonator 1's one end or both ends like this, and the bolt passes rectangular hole 4 and frame attach in the retaining member, fixes the back and passes through nut locking.
In some examples, the hoop is a hoop 2, the inner diameter of the hoop 2 is larger than the diameter of the metal pipe 1, after the metal net pipe is sleeved on the metal pipe 1, the two ends of the metal net pipe 3 are respectively fixed through the hoops 2, the hoops are convenient for fixing the metal net pipe 3, and are also convenient for welding connection with the metal pipe 1 through the hoops 2, and the arrangement of the hoops 2 avoids the shape of the imaging barbs on the surface of the cathode wire, correspondingly avoids blank spaces from being generated on the peripheral side of the cathode wire, avoids the situation of smoke short circuit, and accordingly ensures the discharge effect of the cathode wire.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The cathode wire for wet electric dust removal is characterized by comprising a metal pipe, a metal net pipe and a clamp, wherein the metal pipe is provided with a connecting end connected with a wet electric dust removal frame, the length of the metal pipe is 1-7m, the metal net pipe is partially sleeved along the length direction of the metal pipe to increase the contact surface area with smoke, the clamp is arranged at each of two ends of the metal net pipe, and the two ends of the clamp and the two ends of the metal net pipe are respectively welded with the metal pipe.
2. The cathode wire for wet electric precipitation according to claim 1, wherein the clamp is a metal piece.
3. The cathode wire for wet electric precipitation according to claim 1, wherein the metal pipe, the metal mesh pipe and the hoop are made of the same material.
4. The cathode wire for the wet electric dust removal according to claim 1 or 2, wherein the metal pipe, the metal mesh pipe and the hoop are made of stainless steel materials.
5. The cathode wire for wet electric precipitation according to claim 1, wherein the connecting end of the metal pipe for connecting with the frame is flat.
6. The cathode wire for wet electric dust removal according to claim 1, wherein the metal tube is connected with the frame through a locking member.
7. The cathode wire for wet electric precipitation according to claim 1, wherein the wire diameter of the metal mesh pipe is between 0.2mm and 0.35 mm.
8. The cathode wire for wet electric precipitation according to claim 1, wherein the hoop is a hoop, and the inner diameter of the hoop is larger than that of the metal pipe.
9. The cathode wire for the wet electric dust removal according to claim 1 or 5, wherein both ends of the metal tube are flat, and both ends of the metal tube are provided with long holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020962467.5U CN212633034U (en) | 2020-05-29 | 2020-05-29 | Wet-type negative pole line for electrostatic precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020962467.5U CN212633034U (en) | 2020-05-29 | 2020-05-29 | Wet-type negative pole line for electrostatic precipitator |
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| Publication Number | Publication Date |
|---|---|
| CN212633034U true CN212633034U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020962467.5U Active CN212633034U (en) | 2020-05-29 | 2020-05-29 | Wet-type negative pole line for electrostatic precipitator |
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| CN (1) | CN212633034U (en) |
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- 2020-05-29 CN CN202020962467.5U patent/CN212633034U/en active Active
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