CN210846766U - Electrode core rod assembly and electrostatic dust collector with same - Google Patents

Abstract

The utility model relates to an electrode core stick subassembly, it includes: a mandrel extending linearly; the electrode plates are sleeved on the periphery of the mandrel, a plurality of electrode plates are arranged and distributed in the extension direction of the mandrel, and the outer edges of the electrode plates are provided with tips; the partition pipe is sleeved on the periphery of the core rod and arranged between the adjacent electrode plates; at least one of the electrode plate and the spacer tube is in contact with the mandrel. Also relates to an electrostatic precipitator with the electrode core rod component. Maintenance costs can be reduced.

Description

Electrode core rod assembly and electrostatic dust collector with same

Technical Field

The utility model belongs to the environmental protection field relates to an electrode core stick subassembly and electrostatic precipitator who has it.

Background

The electric dust collector is a high-efficiency energy-saving flue gas purification device, has the advantages of high dust collection efficiency, large flue gas treatment capacity, long service life, low maintenance cost and the like, and is more and more widely applied under the condition of higher and higher environmental protection requirements at home and abroad at present.

The electric dust collector is provided with electrode bars, and particles are adsorbed by static electricity. The electrode plate or the electrode needle on the electrode bar is easy to damage, and the whole set of replacement has higher cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrode core stick subassembly can reduce the maintenance cost.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides an electrode core stick subassembly, it includes:

a mandrel extending linearly;

the electrode plates are sleeved on the periphery of the mandrel, a plurality of electrode plates are arranged and distributed in the extension direction of the mandrel, and the outer edges of the electrode plates are provided with tips;

the partition pipe is sleeved on the periphery of the core rod and arranged between the adjacent electrode plates;

at least one of the electrode plate and the spacer tube is in contact with the mandrel.

Optionally, the core rod further comprises an electromagnetic isolation sheet, the electromagnetic isolation sheet is sleeved on the core rod, at least one electrode sheet is arranged between every two adjacent electromagnetic isolation sheets, and the outer edge of each electromagnetic isolation sheet is a smooth edge.

Furthermore, the partition pipe is arranged between the electromagnetic isolation sheet and the adjacent electrode sheet.

Optionally, the electrode plate and/or the spacer tube and the mandrel are in clearance fit.

Furthermore, the electromagnetic isolation sheet is in clearance fit with the core rod.

Optionally, fasteners are arranged at two ends of the whole body formed by the electrode plate and the partition pipe, and the fasteners and the core rod are fixed together.

Furthermore, the fastening piece and the core rod are respectively provided with a thread matched with each other, and the fastening piece and the core rod are fixed through the thread.

Furthermore, 2-5 electrode plates are arranged between every two adjacent electromagnetic isolation sheets.

Further, the electromagnetic isolation sheet is equivalent to the outer diameter of the electrode sheet.

An electrostatic precipitator is also provided which employs any of the above electrode mandrel assemblies.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses an electrode mandrel subassembly because the electrode slice cover is established on the plug, and separates one section distance through the spacer tube between the adjacent electrode slice, thereby electrode slice and spacer tube at least one contact with the plug with high-voltage electricity conduction to electrode slice point discharge. When the electrode plate is damaged and maintained, only the damaged electrode plate needs to be removed from the mandrel in a targeted mode, and therefore maintenance cost is reduced.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

figure 1 is a schematic perspective view of an electrode mandrel assembly according to a preferred embodiment of the present invention;

FIG. 2 is another perspective view of FIG. 1;

FIG. 3 is a perspective view of the electrode sheet of FIG. 1;

FIG. 4 is a perspective view of the electromagnetic shield of FIG. 1;

FIG. 5 is a perspective view of the spacer tube of FIG. 1;

FIG. 6 is a central cross-sectional view of an electrostatic precipitator to which the electrode mandrel assembly of the preferred embodiment of the present invention is applied;

wherein the reference numerals are as follows:

1. a core rod;

2. an electrode sheet;

3. separating the tube;

4. a tip;

5. an electromagnetic separator;

6. a fastener;

7. a first central aperture;

8. a second central aperture;

9. an outer cylinder.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

An electrode mandrel assembly as shown in figure 1, for use in an electrostatic precipitator as shown in figure 6. The electrode core rod component is arranged in an outer cylinder 9 of the electrostatic dust collector, the electrode core rod component discharges electricity to generate static electricity, and particulate matters in the diesel engine tail gas can be adsorbed on the inner wall of the outer cylinder 9 or an adsorption net close to the inner wall.

As shown in fig. 1, the electrode mandrel assembly includes a mandrel 1, a plurality of electrode plates 2 are sleeved on the outer circumference of the mandrel 1, and the plurality of electrode plates 2 are distributed in the extending direction of the mandrel 1.

As shown in fig. 3, the outer edge of the electrode sheet 2 is provided with a circle of tips 4 to realize discharge at the tips 4. The center of the electrode plate 2 is provided with a first central hole 7. The electrode plate 2 is sleeved on the core rod 1 through a central hole 7. The electrode plate 2 is in clearance fit with the core rod 1.

As shown in fig. 2, adjacent electrode plates 2 are separated by a certain distance through a separation tube 3. Two ends of the partition pipe 3 are respectively and tightly propped against the two adjacent electrode plates 2.

As shown in fig. 5, the spacer 3 is a short tubular body, which is fitted around the outer periphery of the mandrel 1 and is in clearance fit with the mandrel 1.

At least one of the electrode sheet 2 and the spacer 3 is in contact with the mandrel bar 1 to achieve electric discharge for conducting high voltage electricity to the tip 4.

As shown in fig. 1 and 2, the core rod 1 is further sleeved with an electromagnetic isolation sheet 5, and the electromagnetic isolation sheet 5 is inserted into the electrode sheet 2. Every three electrode plates 2 are provided with one electromagnetic isolation sheet 5, that is, three electrode plates 2 are arranged between adjacent electromagnetic isolation sheets 5. The outer edge of the electromagnetic isolation sheet 5 is a smooth edge and does not support discharge. The electromagnetic isolation sheet 5 mainly serves to isolate the electrode sheet 2, so that discharge of the electrode sheet 2 is concentrated in a segmented mode, and discharge efficiency is improved.

The distribution density of the electromagnetic isolation sheets 5 is not particularly limited, and 2-5 electrode sheets 2 are conveniently arranged between adjacent electromagnetic isolation sheets 5.

The electromagnetic isolation sheet 5 corresponds to the outer diameter of the electrode sheet 2, so that the electrode sheet 2 is well isolated.

The partition pipe 3 is arranged between the electromagnetic isolation sheet 5 and the adjacent electrode plate 2, so that the electromagnetic isolation sheet 5 and the adjacent electrode plate 2 are separated by a certain distance.

As shown in fig. 4, the center of the electromagnetic isolation sheet 5 is provided with a second central hole 8, and the core rod 1 is sleeved with the second central hole 8.

As shown in fig. 1 and 2, the electrode plate 2 and the spacer 3 are integrally provided at both ends with fasteners 6, in this example, the fasteners 6 are nuts having internal threads, the outer periphery of the mandrel 1 is provided with external threads matching with the internal threads of the nuts, and the nuts are screwed on the mandrel 1 to complete the fixation between the nuts and the mandrel 1. In other embodiments, the fastening member 6 may also be in other structures, for example, the fastening member 6 is a plug, the core rod 1 is provided with an insertion hole, and the plug is inserted into the insertion hole to complete the fixation.

In summary, in the electrode mandrel assembly of the present embodiment, the electrode plate 2 is sleeved on the outer periphery of the mandrel 1, so that during the later maintenance, only the damaged electrode plate 2 needs to be removed from the mandrel 1 by sliding, and a new electrode plate 2 is replaced, which is convenient for maintenance, and the maintenance cost is saved because the electrode mandrel assembly does not need to be replaced integrally.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. An electrode mandrel assembly, comprising:

a mandrel (1), the mandrel (1) extending linearly;

the electrode plates (2) are sleeved on the periphery of the mandrel (1), a plurality of electrode plates (2) are arranged, the electrode plates (2) are distributed in the extending direction of the mandrel (1), and tips (4) are arranged on the outer edge of each electrode plate (2);

the partition pipe (3) is sleeved on the periphery of the core rod (1), and the partition pipe (3) is arranged between the adjacent electrode plates (2);

at least one of the electrode plate (2) and the spacer tube (3) is in contact with the mandrel (1).

2. The electrode mandrel assembly of claim 1, wherein: the core rod structure is characterized by further comprising electromagnetic isolation sheets (5), wherein the electromagnetic isolation sheets (5) are sleeved on the core rod (1), at least one electrode plate (2) is arranged between every two adjacent electromagnetic isolation sheets (5), and the outer edges of the electromagnetic isolation sheets (5) are smooth edges.

3. The electrode mandrel assembly of claim 2, wherein: the partition pipe (3) is arranged between the electromagnetic isolation sheet (5) and the adjacent electrode plate (2).

4. The electrode mandrel assembly of claim 1, wherein: the electrode plate (2) and/or the partition pipe (3) is in clearance fit with the mandrel (1).

5. The electrode mandrel assembly of claim 2, wherein: the electromagnetic isolation sheet (5) is in clearance fit with the core rod (1).

6. The electrode mandrel assembly of claim 1, wherein: the two ends of the whole body formed by the electrode plate (2) and the partition pipe (3) are provided with fasteners (6), and the fasteners (6) are fixed with the core rod (1).

7. The electrode mandrel assembly of claim 6, wherein: the fastening piece (6) and the core rod (1) are respectively provided with matched threads, and the fastening piece (6) and the core rod (1) are fixed through the threads.

8. The electrode mandrel assembly of claim 2, wherein: 2-5 electrode plates (2) are arranged between every two adjacent electromagnetic isolation sheets (5).

9. The electrode mandrel assembly of claim 2, wherein: the electromagnetic isolation sheet (5) is equivalent to the outer diameter of the electrode sheet (2).

10. An electrostatic precipitator including an electrode mandrel assembly according to any of claims 1 to 9.

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