CN218924966U - Electrostatic dust removing equipment - Google Patents

Abstract

The utility model discloses electrostatic dust collection equipment which comprises a shell, a dust collection assembly, an insulation assembly and a discharge assembly. The dust collecting assembly is arranged in the shell and comprises a plurality of dust collecting barrels extending along the up-down direction; the insulation assembly is arranged in the shell and comprises an upper insulation group arranged on the upper side of the dust collection assembly and a lower insulation group arranged on the lower side of the dust collection assembly; the discharging assembly is arranged on the upper conductive suspension of the upper insulating group, the lower conductive suspension of the lower insulating group and a plurality of corona wires connected between the upper conductive suspension and the lower conductive suspension, each corona wire correspondingly penetrates through a dust collection barrel, and the corona wires are in sharp-angle wavy lines. The technical scheme of the utility model realizes the purpose of electrostatic dust collection.

Description

Electrostatic dust removing equipment

Technical Field

The utility model relates to the technical field of electrostatic dust collection equipment, in particular to electrostatic dust collection equipment.

Background

With the rapid development of national economy, environmental pollution and ecological damage are becoming serious, the national control of the air quality is becoming more and more strict, and stricter requirements are also put forward on the performance and reliability of dust removal equipment.

An electric dust collector is a device which is characterized in that a corona wire with relatively small curvature (sharp) is placed between high-curvature (plane) dust collecting poles, then high voltage is applied to the corona wire, an unbalanced electric field is formed between the corona wire and the dust collecting poles, corona discharge generated by the sharp parts (discharge needles) of the corona wire with enhanced electric field strength is utilized to charge inflowing particle matters, and charged particles in a continuous electric field are moved to the dust collecting poles by electrostatic force to be adsorbed and removed. The corona wire can be installed in various horizontal or vertical electric dust collectors, has good volt-ampere characteristic, strong adaptability to the change of specific resistance of dust, and has a cut-off voltage which is higher than that of dust collectors using other corona wires by more than two tens of thousands of volts. The quality of the discharge capacity of the corona electrode is related to the whole sharpness (curvature) of the corona electrode discharge; when dust is converged at the discharge sharp angle of the corona electrode, the curvature of the corona electrode is smaller, so that the discharge effect of the corona electrode is greatly influenced.

The shape and the kind of corona wires have great influence on the dust removal efficiency of equipment, and the dust amount adsorbed on a dust collecting electrode also has influence on the dust removal efficiency of the equipment. Therefore, developing electrostatic precipitator equipment to provide corona wires with good discharge effect and components of cleaning equipment has great significance for improving environment.

Disclosure of Invention

The main purpose of the utility model is to provide an electrostatic dust collection device, which aims to realize the dust collection effect through static electricity.

In order to achieve the above object, the present utility model provides an electrostatic precipitator device comprising:

a housing;

the dust collecting assembly is arranged on the shell and comprises a plurality of dust collecting barrels extending along the up-down direction;

the insulation assembly is arranged on the shell and comprises an upper insulation group arranged on the upper side of the dust collection assembly, a lower insulation group arranged on the lower side of the dust collection assembly, and

the discharging assembly comprises an upper conductive suspension frame arranged on the upper insulating group, a lower conductive suspension frame arranged on the lower insulating group and a plurality of corona wires connected between the upper conductive suspension frame and the lower conductive suspension frame, wherein each corona wire correspondingly penetrates through one dust collection barrel, and the corona wires are in sharp-angle wavy line shapes.

Optionally, the dust collection assembly further comprises an upper support frame and a lower support frame, wherein the upper support frame and the lower support frame are fixedly connected with the shell, and the dust collection cylinders are vertically connected between the upper support frame and the lower support frame in parallel.

Optionally, an air inlet cavity and an air outlet cavity are formed in the shell, an air inlet and an air outlet are formed in the shell, the air inlet is communicated with the air inlet cavity, the air outlet is communicated with the air outlet cavity, and the dust collection assembly is located between the air inlet cavity and the air outlet cavity.

Optionally, the conductive suspension comprises a plurality of conductive rods, a plurality of conductive rods are arranged in parallel in the same horizontal plane, each conductive rod is provided with a plurality of connecting holes, and each corona wire is fixedly connected with one connecting hole.

Optionally, the conductive suspension further comprises a plurality of connecting rods, and the connecting rods and the conductive rods are vertically and fixedly arranged in the same horizontal plane.

Optionally, the conductive suspension is equipped with the pole in the outside, the pole is connected with the power, insulation component sets up on the pole.

Optionally, the casing outside is equipped with the confession insulation component places's protective housing, be equipped with detachable side cap on the protective housing.

Optionally, the cleaning component comprises a water pump, a communicating pipe, a plurality of spray heads and a plurality of spray pipes, wherein the water pump is connected with the communicating pipe, the communicating pipe is connected with the spray pipes, the spray heads are arranged on the spray pipes, and the spray heads are positioned above the dust collection barrel.

Optionally, the communicating pipe includes the first pipeline of vertical setting, and is located the second pipeline of the level setting of first pipeline top, the upper end of first pipeline with the second pipeline intercommunication, many the spray tube is in same horizontal plane in parallel vertical intercommunication in the second pipeline, the lower extreme of first pipeline is connected with the play water end of water pump.

Optionally, the cleaning assembly further comprises a water collecting tank arranged at the lower end of the shell, and a filtering assembly is arranged in the water collecting tank.

The technical scheme of the utility model is that the electrostatic dust collection is realized by arranging the dust collection assembly, the insulation assembly and the discharge assembly in the shell, and the dust collection assembly is arranged in the shell and comprises a plurality of dust collection barrels extending along the up-down direction; the insulation assembly is arranged on the shell and comprises an upper insulation group arranged on the upper side of the dust collection assembly and a lower insulation assembly arranged on the lower side of the dust collection assembly; the discharging assembly comprises an upper conductive suspension frame arranged on the upper insulating group, a lower conductive suspension frame arranged on the lower insulating group and a plurality of corona wires connected between the upper conductive suspension frame and the lower conductive suspension frame, each corona wire correspondingly penetrates through a dust collecting cylinder, dust is collected on the cylinder wall of the dust collecting cylinder when the corona wires are discharged, and good insulation is formed between the conductive suspension frames and the ground by the insulating assembly. The corona wire is in a sharp-angle wavy line shape, so that the discharge efficiency of the corona wire is higher, and the dust removal efficiency of the equipment can be improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an electrostatic precipitator according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of the front view structure of the electrostatic dust collection device of the present utility model;

FIG. 3 is a schematic side view of the electrostatic precipitator of the present utility model;

fig. 4 is a schematic top view of the electrostatic precipitator of the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides electrostatic dust collection equipment.

Referring to fig. 1 to 4, in an embodiment of the present utility model, the electrostatic dust removing apparatus includes:

a housing 1;

a dust collection unit 2 provided in the housing 1 and including a plurality of dust collection cylinders 21 extending in an up-down direction;

an insulation assembly 3 provided on the housing 1 and including an upper insulation group 31 provided on an upper side of the dust collection assembly 2 and a lower insulation group 32 provided on a lower side of the dust collection assembly 2;

the discharging assembly 4 comprises an upper conductive suspension 41 arranged on the upper insulating group 31, a lower conductive suspension 42 arranged on the lower insulating group 32, and a plurality of corona wires connected between the upper conductive suspension 41 and the lower conductive suspension 42, wherein each corona wire correspondingly penetrates through one dust collecting cylinder 21, and the corona wires are in sharp-angle wavy lines.

In this embodiment, the corona wire is located in the middle of the dust collection barrel 21, and when the corona wire is energized, dust in the air is ionized and deposited on the dust collection barrel 21 under the action of electrostatic force. The insulating component 3 can fix the conductive suspension, prevent current from flowing back, form good insulation between the conductive suspension and the ground, and avoid the conductive suspension from forming a loop with the ground. The insulator may be a ceramic insulator, a glass fiber reinforced plastic insulator, a composite insulator, a semiconductor insulator, or the like, and is not limited herein. The quality of the corona wire discharging capability is related to the corona wire discharging sharp angle, the corona effect is better as the discharging sharp angle is more, and the corona wire is in a sharp-angle wavy line shape. In other embodiments, a dust collection barrel 21 may contain a plurality of corona wires, and the traditional single corona wire arrangement is changed into a plurality of corona wires arranged in parallel, so that more dust passing through the corona wires is electrified under the same condition, missing dust is reduced, and the dust charge is more sufficient, thereby achieving higher electrostatic dust collection efficiency.

Optionally, in this embodiment, the dust collecting assembly 2 further includes an upper supporting frame 22 and a lower supporting frame 23, the upper supporting frame 22 and the lower supporting frame 23 are fixedly connected with the housing 1, the plurality of dust collecting cylinders 21 are parallel and vertically connected between the upper supporting frame 22 and the lower supporting frame 23, the plurality of dust collecting cylinders 21 are parallel so that air can uniformly enter the plurality of dust collecting cylinders 21, corona wires in the dust collecting cylinders 21 discharge, so that dust in the air is adsorbed onto the cylinder wall, and the plurality of dust collecting cylinders 21 improve the efficiency of electrostatic dust collection. During the electrostatic dust removal process, dust is adsorbed on the dust collection cylinder 21, and the dust adsorbed on the dust collection cylinder 21 may be blown off by the subsequent air, which causes a problem of secondary dust emission. Therefore, in other embodiments, a plurality of layers of dust collecting cylinders 21 may be provided, two adjacent layers of dust collecting cylinders 21 are connected with each other, when air enters from the air inlet 11, through the first layer of dust collecting cylinder 21, corona wire is discharged from the tip, dust is adsorbed on the wall of the first layer of dust collecting cylinder 21, non-adsorbed dust or subsequently dropped dust enters the wall of the second layer of dust collecting cylinder 21, the non-adsorbed dust or the subsequently dropped dust enters the wall of the second layer of dust collecting cylinder 21 under the action of the corona wire, the non-adsorbed dust or the subsequently dropped dust enters the next layer of dust collecting cylinder 21, the air containing the dust is adsorbed on the wall of the next layer of dust collecting cylinder 21, and is discharged from the air outlet after passing through the multi-layer of dust collecting cylinder 21, so that secondary dust emission can be effectively reduced through multi-layer adsorption, and electrostatic dust collection can be better realized.

Optionally, in this embodiment, an air inlet cavity 12 and an air outlet cavity are formed inside the casing 1, an air inlet 11 and an air outlet are provided on the casing 1, the air inlet 11 is communicated with the air inlet cavity 12, the air outlet is communicated with the air outlet cavity, and the dust collecting assembly 2 is located between the air inlet cavity 12 and the air outlet cavity. Air enters from an air inlet 11 at the upper end of the shell 1, is dedusted by the dust collection assembly 2, and is discharged from an air outlet at the lower end. In other embodiments, the air inlet 11 may be disposed at the lower end of the housing 1, the air outlet is disposed at the upper end of the housing 1, and air enters from the air inlet 11 at the lower end and is discharged from the air outlet at the upper end after being electrostatically dedusted.

Optionally, in this embodiment, still be equipped with even wind baffle at the air intake, even wind baffle becomes porous setting, and even wind baffle is fixed between air intake and dust collection subassembly 2, and when air got into inside casing 1 from the air intake, even wind baffle evenly shunted the air, in even entering dust collection subassembly 2 for the air through dust collection section of thick bamboo 21 is comparatively even, and even wind baffle also can block great suspended solid or suspended particles.

Optionally, in this embodiment, a detector is further disposed on the air outlet. When the air is subjected to electrostatic dust removal, particles in the air are charged by ionization, ozone is also generated, a small amount of ozone oxidizes pollutants in the air to achieve a disinfection effect, but the ozone content can cause harm to human bodies, such as poisoning, damage to the immune function of the human bodies and the like to a certain extent. When the ionized air passes through the air outlet, the detector can detect the ozone content in the exhaust gas and the ozone content in the external air, and if the ozone content exceeds a safety standard, an alarm connected with the detector gives an alarm to remind an operator to close the machine and leave.

Optionally, in this embodiment, the air inlet cavity 12 and the air outlet cavity are provided with a plurality of observation holes, and after the electrostatic dust collection device works for a period of time, an operator can check the working condition of the corona wire in each dust collection barrel 21 and the dust amount on the barrel wall through the observation holes, if the corona wire is broken or damaged, the power supply can be turned off in time to replace the corona wire, if the dust on the barrel wall is more, the cleaning component 5 can be started to clean the dust collection barrel 21 after the power supply is turned off. Through the setting of observation hole, can in time monitor the operating condition of equipment.

Optionally, in this embodiment, the conductive suspension includes a plurality of conductive rods 43, the plurality of conductive rods 43 are disposed in parallel in the same horizontal plane, and each conductive rod 43 is provided with a plurality of connection holes, and each corona wire is fixedly connected with a connection hole. The conductive rod 43 is provided with a connecting hole capable of being connected with a corona wire, the corona wire is fixed on the conductive rod 43 through the connecting hole, and the corona wire can be stably connected to the conductive rod 43 through the arrangement of the connecting hole.

Optionally, in this embodiment, the conductive suspension further includes a plurality of connecting rods 44, and the connecting rods 44 and the conductive rods 43 are vertically and fixedly disposed in the same horizontal plane. By the arrangement of the plurality of connecting rods 44, the stability of the conductive suspension is increased, so that the conductive suspension is more stable.

Alternatively, in this embodiment, the conductive suspension is provided with a conductive rod 45 on the outside, the conductive rod 45 is connected to a power source, and the insulating member 3 is provided on the conductive rod 45. Through the setting of the electric pole 45 for after the power is opened, the electric pole 45 is electrified through the electric pole to the conductive suspension, and the corona wire of connecting on the conductive suspension begins discharging, makes the dust in the air adsorbed on the cylinder wall of the dust collection cylinder 21.

Optionally, in this embodiment, the outside of casing 1 is equipped with the protective housing that can supply insulation package 3 to place, is equipped with detachable side cap on the protective housing, and insulation package 3 places in the protective housing, can prevent insulation package 3 and external direct contact, prevents that insulation package 3 from receiving weather cause and leading to insulation package 3's damage, perhaps in the course of the work insulator surface dirt leads to the emergence of accident. The insulating assembly 3 plays a great role on equipment, so that insulators should be maintained as much as possible, the insulators are regularly cleaned in groups, the insulating capability of the insulating assembly 3 in the protective shell is regularly tested, and the detachable side cover arranged on the protective shell facilitates cleaning and replacement of the insulating assembly 3, so that accidents such as power failure of equipment caused by damage of the insulating assembly 3 are avoided.

Optionally, in this embodiment, the electrostatic dust collection device further includes a cleaning component 5, where the cleaning component 5 is connected with the dust collection component 2, and when the dust on the wall of the dust collection barrel 21 is accumulated more, the cleaning component 5 is started to clean the dust collection barrel 21, so as to avoid that the dust on the wall of the dust collection barrel 21 affects the dust collection efficiency of the device too much.

Further, in this embodiment, the cleaning assembly 5 includes a water pump 51, a communicating pipe 52, a plurality of nozzles 53, and a plurality of nozzles 54, the water pump 51 is connected with the communicating pipe 52, the communicating pipe 52 is connected with the nozzles 53, the nozzles 54 are disposed on the nozzles 53, when an operator monitors that more dust is collected on the wall of the dust collecting cylinder 21 in the electrostatic precipitator casing 1 from the observation hole, the cleaning assembly 5 cleans the dust collecting cylinder 21, the water pump 51 pumps water, the water reaches the nozzles 53 from the communicating pipe 52, and the water is sprayed from the nozzles 54 to clean the dust on the wall of the dust collecting cylinder 21. The communicating pipe 52 comprises a first pipe which is vertically arranged, the communicating pipe 52 and a second pipe which is horizontally arranged and is positioned above the first pipe, the upper end of the first pipe is communicated with the second pipe, the plurality of spray pipes 53 are vertically communicated with the second pipe in parallel in the same horizontal plane, and the lower end of the first pipe is connected with the water outlet end of the water pump. By providing the connection of the communication pipe 52 and the spout 53, water can flow from the communication pipe 52 into the spout 53.

Optionally, in this embodiment, the nozzle 54 is provided with a pressurizing device. The common cleaning equipment can not effectively wash away the dust adsorbed on the wall of the dust collection cylinder 21, and the nozzle 54 is additionally provided with a pressurizing device, so that the water sprayed by the nozzle 54 has larger impact force, and the dust adsorbed on the wall of the dust collection cylinder 21 can be effectively removed.

Further, in this embodiment, the cleaning assembly 5 further includes a water collecting tank 6 disposed at the lower end of the housing 1, a filtering assembly is disposed in the water collecting tank 6, the water pump 51 is connected to the water collecting tank 6, when the cleaning assembly 5 is started, the dust on the wall of the dust collecting cylinder 21 is washed away by the water sprayed by the spray pipe 53, the sewage flows into the water collecting tank 6 from the dust collecting cylinder 21, and then the dust in the sewage is filtered by the filtering assembly. The water collecting tank 6 is also provided with a guide plate which is arranged in a downward inclined way from the lower end of the dust collecting cylinder 21 to the direction of the filter screen. The deflector is inclined so that the sewage flowing out of the dust collection cylinder 21 flows along the deflector toward the filter assembly, and the surface of the deflector is smooth, thereby avoiding dust from being deposited on the deflector.

Further, the filtering component comprises a filter screen, the filter screen is arranged at the water outlet of the water collecting tank 6, the cleaned sewage flows into the water collecting tank 6, and flows into the water pump 51 from the water outlet through the filtering of the filter screen, so that the recycling of the water in the water collecting tank 6 is realized. In other embodiments, the filter assembly may also employ a filter element through which the wastewater is filtered and discharged from the water outlet. The filter element can be an activated carbon filter element, a pp filter element, a resin filter element, etc., and is not limited herein.

Optionally, still be equipped with the pressure detection table in the water catch bowl 6, the pressure detection table can detect the pressure difference of filter screen both sides, when piling up more impurity on the filter screen, the discharge through the filter screen reduces, and the pressure difference of filter screen both sides increases, and when the pressure difference on the pressure detection table reached predetermined numerical value, operating personnel closed the power, changed the filter screen, avoided piling up more impurity on the filter screen, influenced filtration efficiency.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. An electrostatic precipitator apparatus, comprising:

a housing;

the dust collecting assembly is arranged on the shell and comprises a plurality of dust collecting barrels extending along the up-down direction;

the insulation assembly is arranged on the shell and comprises an upper insulation group arranged on the upper side of the dust collection assembly, a lower insulation group arranged on the lower side of the dust collection assembly, and

the discharging assembly comprises an upper conductive suspension frame arranged on the upper insulating group, a lower conductive suspension frame arranged on the lower insulating group and a plurality of corona wires connected between the upper conductive suspension frame and the lower conductive suspension frame, wherein each corona wire correspondingly penetrates through one dust collection barrel, and the corona wires are in sharp-angle wavy line shapes.

2. The electrostatic precipitator apparatus of claim 1, wherein the dust collection assembly further comprises an upper support frame and a lower support frame, each of the upper support frame and the lower support frame being fixedly connected to the housing, and a plurality of the dust collection cartridges being vertically connected in parallel between the upper support frame and the lower support frame.

3. The electrostatic precipitator device of claim 1, wherein an air inlet chamber and an air outlet chamber are formed inside the casing, an air inlet and an air outlet are formed in the casing, the air inlet is communicated with the air inlet chamber, the air outlet is communicated with the air outlet chamber, and the dust collection assembly is located between the air inlet chamber and the air outlet chamber.

4. The electrostatic precipitator apparatus of claim 1, wherein the conductive suspension comprises a plurality of conductive rods, the plurality of conductive rods are arranged in parallel in a same horizontal plane, and each of the conductive rods is provided with a plurality of connecting holes, and each of the corona wires is fixedly connected with one of the connecting holes.

5. The electrostatic precipitator apparatus of claim 4, wherein the electrically conductive suspension further comprises a plurality of connecting rods, the connecting rods being fixedly disposed vertically in the same horizontal plane as the electrically conductive rods.

6. The electrostatic precipitator apparatus of claim 5, wherein a conductive rod is provided outside the conductive suspension, the conductive rod is connected to a power source, and the insulating member is disposed on the conductive rod.

7. The electrostatic precipitator device of claim 1, wherein a protective casing is provided on the outside of the casing for the insulating assembly to be placed, and a detachable side cover is provided on the protective casing.

8. The electrostatic precipitator apparatus of claim 1, further comprising a cleaning assembly comprising a water pump, a communication pipe, a plurality of spray heads, a plurality of spray pipes, the water pump being connected to the communication pipe, the communication pipe being connected to the spray pipes, the spray heads being disposed on the spray pipes, the spray heads being disposed above the dust collection canister.

9. The electrostatic precipitator device according to claim 8, wherein said communicating pipe comprises a first pipe vertically arranged and a second pipe horizontally arranged above said first pipe, an upper end of said first pipe is communicated with said second pipe, a plurality of said nozzles are vertically communicated with said second pipe in parallel in the same horizontal plane, and a lower end of said first pipe is connected with a water outlet end of a water pump.

10. The electrostatic precipitator apparatus of claim 9, wherein the cleaning assembly further comprises a sump disposed at a lower end of the housing, the sump having a filter assembly disposed therein.

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