CN111364222A

CN111364222A - Electrostatic precipitator nozzle structure

Info

Publication number: CN111364222A
Application number: CN202010173958.6A
Authority: CN
Inventors: 王西海
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-07-03

Abstract

The invention relates to the technical field of electrostatic dust removal, and discloses an electrostatic dust removal nozzle structure which comprises an air bin support, wherein an air channel pipe is arranged on one side of the air bin support, the interior of the air bin support is hollow, a hollow nozzle is fixedly arranged on one side of the air bin support, the middle part of the nozzle is communicated with the interior of the air bin support, a discharge needle is fixedly sleeved at the middle part of the nozzle, air pumped by utilizing an air channel is guided and converged by an air collecting nozzle, so that the air flow ejection effect is stronger, the dust removal effect is improved, in addition, the air flow is spirally ejected on the discharge needle by the self rotation of the air collecting nozzle, so that the air ions are converted from the original plane moving mixing into a three-dimensional moving mixing, the mixing effect is better, the dust removal effect is further improved, and the dust adhered to the discharge tip of the discharge needle can be better blown away by the spiral air flow during dust removal, the cleanness of the discharge tip of the discharge needle is ensured, and the discharge effect of the discharge needle is improved.

Description

Electrostatic precipitator nozzle structure

Technical Field

The invention relates to the technical field of electrostatic dust removal, in particular to an electrostatic dust removal nozzle structure.

Background

The principle of the method is that air is ionized at a plurality of nozzles by a discharge needle connected with a high-voltage discharge assembly to generate air clusters of positive and negative charges, and then the air clusters with the positive and negative charges are uniformly sprayed to the surface of a fabric by high-pressure gas to neutralize the positive and negative charges on the surface of the fabric, so that the aim of dust removal is fulfilled. The direct life who causes the nozzle is shorter, maintenance cycle is very short when using, secondly mention above, the homogeneity of jet-propelled needs to be guaranteed, current nozzle inside wind channel structure is single, the air current of pumping pump sending has partial energy loss when assembling to nozzle department, the air current that leads to the nozzle spun can't be to the even blowing of air ion, positive and negative ion distributes unevenly, the dust removal effect is not good, furthermore, the discharge tip of discharge needle exposes outside the nozzle all the time, can carry out the ionization to the dust in the air equally at the during operation, make it electrified and the adhesion on the discharge needle, lead to the discharge needle ionization effect not good enough, further influence dust removal effect.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the electrostatic dust removal nozzle structure which has the advantages of long maintenance period, good discharge effect of the discharge needle, uniform distribution of air ions by pumped airflow, good electrostatic removal effect and the like, and solves the problems in the background technology.

The invention provides the following technical scheme: an electrostatic dust removal nozzle structure comprises a wind cabin support, wherein an air channel pipe is installed on one side of the wind cabin support, the interior of the wind cabin support is hollow, a hollow nozzle is fixedly installed on one side of the wind cabin support, the middle of the nozzle is communicated with the interior of the wind cabin support, a discharge needle is fixedly sleeved in the middle of the nozzle, a gap is reserved between the discharge needle and the middle of the nozzle, the discharge needle is located at the tail of the inner cavity of the wind cabin support and is connected with a high-voltage discharge assembly, three air inlet holes I are formed in the annular side face of one end of the nozzle in an annular equidistant mode, the wind cabin support and the nozzle are communicated through the air inlet holes I, an air inlet hole II which is distributed in an annular mode is formed in the end face of the tail of the nozzle, an air core which is boss-shaped is movably installed in the inner cavity of one side of the nozzle which is close to the, the air-jet type air-jet generator is characterized in that a baffle ring is sleeved outside a boss on one side of the air core, which is close to the air inlet I, and is fixed on the inner wall of the nozzle, a light spring is sleeved between a boss surface of the air core and the baffle ring, an air gathering component I is fixedly installed on the end surface of the other side of the air core, an air gathering component II matched with the air gathering component I is movably sleeved at the end part of the right side of the nozzle, the discharging tip of the discharge needle sequentially penetrates through the centers of the nozzle, the air core, the air gathering component I and the air gathering component II from left to right, and a magnetic ring II.

Preferably, the nozzle is sealed through sealed the pad by two left and right sides suit piece screw thread suit together and inside, sealed terminal surface of filling up is fixed on the inner wall of nozzle right side suit piece, the middle part suit of sealed pad is on the tip of gas core and leaves the clearance with the outer wall of gas core.

Preferably, the wind gathering assembly I comprises a bearing, an inner ring of the bearing is fixedly connected with the gas core, an air collecting nozzle is sleeved on an outer ring of the bearing, a magnetic ring I is fixedly sleeved on one end of the air collecting nozzle, a gap is reserved between the magnetic ring I and the inner wall of the nozzle, and the magnetic force between the magnetic ring I and the magnetic ring II is smaller than the elastic force of the light spring.

Preferably, the air collecting nozzle is a shell with a horn shape and a hollow middle part, a spiral protrusion is integrally formed on the inner wall of the air collecting nozzle, and the center of the air collecting nozzle coincides with the center of the discharge needle.

Preferably, the magnetic ring I and the magnetic ring II have the same outer diameter and opposite magnetism.

Preferably, gather wind subassembly II including the movable plate of suit in the nozzle inside, the fixed cover in middle part of movable plate is equipped with the adaptation piece, the extrados of adaptation piece just does not connect to the inner wall contact of nozzle, logical groove has been seted up at the middle part of adaptation piece, and leads to the shape of groove and the shape looks adaptation of collection air cock, the cover is equipped with the pressure spring that is located between movable plate and the nozzle inner wall on the adaptation piece, one end of pressure spring and one side fixed connection of movable plate, the other end just does not connect to the inner wall contact of nozzle, the elasticity of pressure spring is less than the magnetic force between magnetic ring I and the magnetic ring II, the opposite side fixed mounting of movable plate has the venthole of thin shell form, the venthole is arc form and the through-hole has been seted.

Preferably, alcohol cotton is fixedly installed on the wall of the inner cavity of the air outlet, and a gap is reserved between the middle part of the alcohol cotton and the discharge needle.

Preferably, three air passages are formed in the air core, the slotting depth of the air passages is gradually increased along with the air outlet direction, and the positions of the air passages correspond to the positions of the air inlets I.

Preferably, the air inlet I is arranged in an inclined shape.

The invention has the following beneficial effects:

the air channel in the nozzle is improved, the air channel is used for guiding the pumped air and the air collecting nozzle is used for collecting the air flow, so that the air flow is converged when being sprayed out, the air flow spraying effect is stronger, the air ions are dispersed more uniformly, the dust removal effect is improved, in addition, the air flow is driven to be sprayed out spirally on the discharge needles through the self rotation of the air collecting nozzle, the air ions are converted from the original plane moving mixing into the three-dimensional moving mixing, the mixing effect is better, the dust removal effect is further improved, moreover, the dust adhered to the discharge tips of the discharge needles can be blown away better by the spiral air flow when dust is removed, the cleanness of the discharge tips of the discharge needles is ensured, and the discharge effect of the discharge needles is improved.

According to the invention, through improving the structure of the nozzle, the end part of the nozzle is arranged in an opening shape, the adapter block is used for relatively sealing, the air collecting nozzle is used for bearing pressure under the condition of not influencing the normal use of the nozzle, and the light spring and the pressure spring are used for converting the pressure into potential energy, so that the pressure borne by the nozzle shell is reduced, the pressure bearing capacity of the nozzle is improved, and the service life of the nozzle is prolonged.

In the non-working state, the tip of the discharge needle is positioned in the alcohol sponge in the air outlet, so that the adhesion of air dust is avoided, a certain protection effect on the end part of the discharge needle is achieved, and the discharge effect of the discharge needle is improved.

Drawings

FIG. 1 is a schematic view of a wind box support of the present invention;

FIG. 2 is a schematic view of a nozzle of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of a wind gathering assembly I of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;

fig. 6 is a schematic view of the wind-gathering assembly II of the present invention.

In the figure: 1. a wind cabin bracket; 2. an airway tube; 3. a nozzle; 4. a discharge needle; 5. an air inlet I; 6. an air inlet hole II; 7. a gas core; 8. a baffle ring; 9. a light spring; 10. a gasket; 11. a wind gathering component I; 111. a bearing; 112. an air collecting nozzle; 113. a magnetic ring I; 12. a wind gathering component II; 121. a movable plate; 122. an adaptation block; 123. a pressure spring; 124. an air outlet; 13. a magnetic ring II; 14. an airway.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an electrostatic dust removal nozzle structure comprises a wind cabin bracket 1, an air channel pipe 2 is installed at one side of the wind cabin bracket 1 and is connected with a pumping air assembly when in work, the interior of the wind cabin bracket 1 is hollow, a hollow nozzle 3 is fixedly installed at one side of the wind cabin bracket 1, the middle part of the nozzle 3 is communicated with the interior of the wind cabin bracket 1, a discharge needle 4 is fixedly sleeved at the middle part of the nozzle 3, a gap is reserved between the discharge needle 4 and the middle part of the nozzle 3, the discharge needle 4 is positioned at the tail part of the inner cavity of the wind cabin bracket 1 and is connected with a high-voltage discharge assembly, referring to fig. 2, three air inlet holes i 5 are annularly and equidistantly arranged on the annular side surface of one end of the nozzle 3, the wind cabin bracket 1 is communicated with the nozzle 3 through the air inlet holes i 5, air inlet holes ii 6 are annularly and equidistantly arranged on the end surface of the tail part of the nozzle 3 close to the discharge needle 4, referring to fig. 3 and fig, the utility model discloses a nozzle, including the inner wall butt of a side end face of gas core 7 and nozzle 3, the boss outside cover that gas core 7 is close to inlet port I5 one side is equipped with and keeps off ring 8, keep off ring 8 and fix on the inner wall of nozzle 3, the boss face of gas core 7 and keep off between the ring 8 the cover be equipped with light spring 9, fixed mounting has wind gathering subassembly I11 on the other side end face of

gas core

7, 3 right side end movable sleeve of nozzle is equipped with and gathers wind subassembly II 12 of wind subassembly I11 adaptation, the tip of discharging of discharge needle 4 runs through nozzle 3 from a left side to the right side in proper order, gas core 7, gather the center of wind subassembly I11 and wind gathering subassembly II 12, it has magnetic ring II 13 to gather one side fixed mounting of.

Wherein, nozzle 3 is sealed together and inside through sealed pad 10 by controlling two suit piece screw thread suit, the terminal surface of sealed pad 10 is fixed on the inner wall of the 3 right side suit piece of nozzle, the middle part suit of sealed pad 10 is on the tip of gas core 7 and leave the clearance with the outer wall of gas core 7, the clearance that leaves here can make gas core 7 when controlling the removal unimpededly, secondly sealed pad 10's effect also reduces the clearance between gas core 7 and the nozzle 3, make high-pressure gas flow along air flue 14, reinforcing gas collection effect.

Referring to fig. 4, the wind collecting assembly i 11 includes a bearing 111, an inner ring of the bearing 111 is fixedly connected to the gas core 7, an outer ring of the bearing 111 is sleeved with a gas collecting nozzle 112 for collecting gas flowing in through the gas passage 14, thereby acting on the discharge needle 4 to enhance a gas spraying effect, so that positive and negative ions ionized at the end of the discharge needle 4 are diffused more uniformly, and a dust removing effect is improved, one end of the gas collecting nozzle 112 is fixedly sleeved with a magnetic ring i 113, a gap is left between the magnetic ring i 113 and an inner wall of the nozzle 3, a magnetic force between the magnetic ring i 113 and a magnetic ring ii 13 is smaller than an elastic force of the light spring 9, and the magnetic ring i 113 does not rub against the inner wall of the nozzle 3 when moving along with the gas core 7.

Wherein, gas collection mouth 112 is the casing of tubaeform and middle part fretwork, and integrated into one piece has spiral helicine arch on gas collection mouth 112's the inner wall, the center of gas collection mouth 112 and the center coincidence of discharge needle 4, act on protruding through the gas that collects, gas collection mouth 112 drives gas and is the heliciform rotation, make the water conservancy diversion mode of gas on discharge needle 4 be the screw propulsion, the even diffusion of the positive and negative ion of further having improved by the ionization of discharge needle 4, the air current of spiral simultaneously, can detach the oxide of the pointed end adhesion of discharge needle 4, and air dust, improve the discharge effect of discharge needle.

Wherein, the same and opposite magnetism of magnetic ring I113 and II 13 external diameters of magnetic ring utilizes magnetic ring I113 and II 13 can adsorb the laminating with gathering wind subassembly I11 and gathering wind subassembly II 12 to reach the sealed effect of gas outlet end, the reinforcing gathers wind subassembly I11 and gathers wind subassembly II 12 and gather the gas effect.

Wherein, the wind gathering component II 12 comprises a movable sheet 121 sleeved inside the nozzle 3, the middle part of the movable sheet 121 is fixedly sleeved with an adaptation block 122, the outer arc surface of the adaptation block 122 is contacted with and disconnected from the inner wall of the nozzle 3, the middle part of the adaptation block 122 is provided with a through groove, the shape of the through groove is matched with the shape of the gas collection nozzle 112, when the wind gathering component works, the adaptation block 122 is attached to the gas collection nozzle 112, on one hand, the gas collection effect of a gas outlet on gas can be enhanced, on the other hand, one end of the nozzle 3 is blocked by the through groove 122 to achieve the sealing effect, absolute sealing is not needed at the position, the gas flow can only not pass through a large amount of gaps between the adaptation block 122 and the nozzle 3, the adaptation block 122 is sleeved with a pressure spring 123 positioned between the movable sheet 121 and the inner wall of the nozzle 3, one end of the pressure spring 123 is fixedly connected with one side of the movable sheet 121, the other end is contacted, the other side fixed mounting of activity piece 121 has the venthole 124 of thin shell form, and venthole 124 is the arc form and middle part protruding department has seted up the through-hole, and during operation, the most advanced outside that extends to venthole 124 through the through-hole of discharging needle.

Wherein, fixed mounting has the alcohol cotton on the inner chamber wall of venthole 124, leaves the clearance between the middle part of alcohol cotton and discharge needle 4, and the setting of this alcohol cotton is under non-operating condition, can carry out complete parcel to the tip of discharging, avoids the adhesion of air dust, plays the purpose of maintenance, and along with the reciprocal rotation of venthole 124 under operating condition, can clean the tip portion of discharging of discharge needle 4 to guarantee the cleanness of 4 tip portions of discharge needle, improve the effect of discharging.

Referring to fig. 5, three air passages 14 are formed in the air core 7, the depth of the groove of the air passage 14 is gradually increased along with the direction of air outlet, the positions of the air passages 14 correspond to the positions of the air inlets i 5, and the air flow at the air inlets i 5 can be guided by forming the strip-shaped air passages 14, so that the air flow is converged at the air collecting nozzle 112, and the air flow converging effect is enhanced.

Wherein, air inlet I5 is seted up into the slope form, guarantees that the air current of pump sending can be relatively parallel with air flue 14 and carries out the water conservancy diversion, avoids the air current direct impact to lead to the air current kinetic energy loss on air core 7.

During dust removal, (the air channel pipe 2 is connected with the air pumping assembly through an air valve), the discharge needles 4 connected with the high-voltage discharge assembly discharge, airflow is guided to each nozzle 3 through a part of the interior of the air bin support 1, enters the nozzles 3 through the air inlet holes II 6 and acts on the air core 7, the air core 7 moves under the pushing of the airflow, the light spring 9 compresses to store potential energy, the gap between the air channel 14 and the air inlet holes I5 is gradually reduced, a part of the air enters the nozzles 3 through the three air inlet holes I5 and is gathered to the air collecting nozzle 112 along the air channel 14, the air collecting nozzle 112 rotates (friction force can be reduced through the bearing 111) under the pushing of the airflow, the gathered air is spirally sent out under the rotation of the air collecting nozzle 112 and continues to advance along the surface of the discharge needles 4, meanwhile, the air collecting nozzle 112 moves together with the air core 7 and is close to the adaptation blocks 122, under the mutual attraction effect of the magnetic ring I113 and the magnetic ring II 13, the adaptation block 122 starts to approach the gas collecting nozzle 112 and gradually blocks the inner wall of the nozzle 3 to form a relatively sealed state, at the moment, the tip of the discharge needle 4 gradually leaks, the device is electrified to discharge, air ions ionized at the tip of the discharge needle 4 are uniformly diffused to the surface of the fabric along with the air flow sprayed from the middle of the air outlet 124, and the dust removal effect is achieved.

After the dust removal is finished, the equipment is powered off firstly, the discharge needle 4 stops discharging, the air pumping assembly continues to work at the moment, dust and oxides at the tip end of the discharge needle 4 are blown off and then powered off, after the power off, the gas core 7 is not under transverse pressure, the light spring 9 starts to recover, the gas core 7 is brought back to the original position, the magnetic ring I113 is separated from the magnetic ring II 13 at the moment, and the air outlet 124 recovers the original position under the restoring force of the pressure spring 123 to wrap the tip end of the discharge needle 4 in alcohol cotton for protection.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electrostatic precipitator nozzle structure, includes wind storehouse support (1), air duct pipe (2) are installed to one side of wind storehouse support (1), the inside of wind storehouse support (1) is the cavity form, one side fixed mounting of wind storehouse support (1) has inside hollow nozzle (3) that is, the inside intercommunication of nozzle (3) middle part and wind storehouse support (1), the fixed cover in middle part of nozzle (3) is equipped with discharge needle (4), the clearance is left with the middle part of nozzle (3) in discharge needle (4), the afterbody that discharge needle (4) are located wind storehouse support (1) inner chamber is connected with high-voltage discharge assembly, its characterized in that: the air-conditioner is characterized in that three air inlet holes I (5) are formed in the annular side face of one end of the nozzle (3) in an annular equidistant mode, the air bin support (1) and the nozzle (3) are communicated through the air inlet holes I (5), the air inlet holes II (6) distributed in an equidistant mode are formed in the end face, close to the discharge needle (4), of the tail portion of the nozzle (3), a boss-shaped air core (7) is movably mounted in an inner cavity of one side, close to the air inlet holes II (6), of the nozzle (3), one side end face of the air core (7) is abutted to the inner wall of the nozzle (3), a baffle ring (8) is sleeved outside a boss, close to one side of the air inlet holes I (5), of the air core (7), the baffle ring (8) is fixed to the inner wall of the nozzle (3), a light-weight spring (9) is sleeved between the side end face of the air core (7) and the baffle ring (8, the utility model discloses a wind-gathering component, including nozzle (3), spray needle (4), air core (7), wind-gathering component I (11) and wind-gathering component II (12), the center that nozzle (3), air core (7), wind-gathering component I (11) and wind-gathering component II (12) were run through from a left side to the right side in proper order to the tip of discharging of nozzle (3) right side tip movable sleeve is equipped with and gathers wind component II (12), one side fixed mounting who gathers wind component II (12) has magnetic ring II (13).

2. An electrostatic precipitator nozzle arrangement according to claim 1, wherein: nozzle (3) by about two suit piece screw thread suit be in the same place and inside seal up through sealed pad (10), the terminal surface of sealed pad (10) is fixed on the inner wall of nozzle (3) right side suit piece, the middle part suit of sealed pad (10) is on the tip of gas core (7) and leaves the clearance with the outer wall of gas core (7).

3. An electrostatic precipitator nozzle arrangement according to claim 1, wherein: gather wind subassembly I (11) and include bearing (111), the inner circle and the gas core (7) fixed connection of bearing (111), the cover is equipped with collection air cock (112) on the outer lane of bearing (111), one of collection air cock (112) is served and is fixed the cover and is equipped with magnetic ring I (113), leave the clearance between the inner wall of magnetic ring I (113) and nozzle (3), magnetic force between magnetic ring I (113) and magnetic ring II (13) is less than the elasticity of light spring (9).

4. An electrostatic precipitator nozzle arrangement according to claim 3, wherein: collect air cock (112) and be the casing of tubaeform and middle part fretwork, and integrated into one piece has spiral helicine arch on the inner wall of air cock (112), the center of collecting air cock (112) and the center coincidence of discharge needle (4).

5. An electrostatic precipitator nozzle arrangement according to claim 3, wherein: the magnetic ring I (113) and the magnetic ring II (13) are the same in outer diameter and opposite in magnetism.

6. An electrostatic precipitator nozzle arrangement according to claim 1, wherein: the air gathering component II (12) comprises a movable sheet (121) sleeved inside the nozzle (3), an adaptation block (122) is fixedly sleeved in the middle of the movable sheet (121), the outer arc surface of the adaptation block (122) is in contact with and not connected with the inner wall of the nozzle (3), a through groove is formed in the middle of the adaptation block (122), the shape of the through groove is adapted to the shape of the air collecting nozzle (112), a pressure spring (123) positioned between the movable sheet (121) and the inner wall of the nozzle (3) is sleeved on the adaptation block (122), one end of the pressure spring (123) is fixedly connected with one side of the movable sheet (121), the other end of the pressure spring is in contact with and not connected with the inner wall of the nozzle (3), the elastic force of the pressure spring (123) is smaller than the magnetic force between the magnetic ring I (113) and the magnetic ring II (13), and a thin-shell-shaped air outlet hole (124) is fixedly installed on the, the air outlet (124) is arc-shaped, and a through hole is formed in the middle protruding part.

7. An electrostatic precipitator nozzle arrangement according to claim 6, wherein: alcohol cotton is fixedly installed on the wall of the inner cavity of the air outlet (124), and a gap is reserved between the middle of the alcohol cotton and the discharge needle (4).

8. An electrostatic precipitator nozzle arrangement according to claim 1, wherein: three air passages (14) are formed in the air core (7), the slotting depth of the air passages (14) is gradually increased along with the air outlet direction, and the positions of the air passages (14) correspond to the positions of the air inlets I (5).

9. An electrostatic precipitator nozzle arrangement according to claim 1, wherein: the air inlet I (5) is arranged in an inclined shape.