CN109763919A - Centrifugal deduster and internal combustion engine including the centrifugal deduster - Google Patents
Centrifugal deduster and internal combustion engine including the centrifugal deduster Download PDFInfo
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- CN109763919A CN109763919A CN201910159475.8A CN201910159475A CN109763919A CN 109763919 A CN109763919 A CN 109763919A CN 201910159475 A CN201910159475 A CN 201910159475A CN 109763919 A CN109763919 A CN 109763919A
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- centrifugal deduster
- electrostatic field
- field plate
- internal combustion
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 45
- 239000000428 dust Substances 0.000 claims abstract description 51
- 230000005686 electrostatic field Effects 0.000 claims abstract description 40
- 239000002245 particle Substances 0.000 claims abstract description 40
- 238000005452 bending Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000012271 tenesmus Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Abstract
The present invention provides a kind of centrifugal deduster and including the internal combustion engine of the centrifugal deduster, wherein centrifugal deduster includes shell, shell includes inlet channel, intermediate channel, outlet passageway, inlet channel, outlet passageway are connected with the both ends of intermediate channel respectively, and the structure setting of intermediate channel is curved channel structure；Inlet channel is provided with cathode grid, and cathode grid is provided with the through-hole that gas supply stream passes through, and cathode grid is connected with the cathode of power supply, the dust particles in air-flow is made to be endowed negative electrical charge；The lateral wall of intermediate channel one end corresponding with outlet passageway is provided with opening, aperture position is provided with the first electrostatic field plate, first electrostatic field plate is connected, to capture the negatively charged dust particles in air-flow and unload its negative electrical charge with the anode of power supply, first electrostatic field plate lower part is provided with the dust collecting box with shell airtight connection, guarantee enters the clean of the gas of internal combustion engines, the service life for extending internal combustion engine, reduces the frequency of maintenance of internal combustion engine.
Description
Technical field
The present invention relates to dedusting technology fields, more particularly, to a kind of centrifugal deduster and including in the centrifugal deduster
Combustion engine.
Background technique
Deduster is that dust in the air-flow for entering internal combustion engines is filtered, and reduces the abrasion to internal combustion engine, into
And reduce the maintenance to internal combustion engine.
And tradition machinery air cleaner is very undesirable for the filtration result of the molecule in atmosphere, it is filtered
It is 50um dust below that air, which still contains diameter, is caused using internal combustion engine as the various forms of transport of power such as diesel locomotive, again
The cylinder wears such as type truck are extremely serious, and the maintenance period of such manufacturing machine is caused to shorten dramatically, and seriously affect normal
The rate of attendance.
How research is removed into 50um dust below in the air-flow of internal combustion engine, reduces in the abrasion of cylinder, reduction
The maintenance period of combustion engine is that those skilled in the art mainly solve the problems, such as.
Summary of the invention
It is existing to solve the purpose of the present invention is to provide a kind of centrifugal deduster and including the internal combustion engine of the centrifugal deduster
Have in the presence of the tiny dust particles that cannot be removed into the air-flow of internal combustion engine in technology, and then accelerates the abrasion of internal combustion engine, drop
The service life of low internal combustion engine, the problem of increasing the frequency of maintenance of internal combustion engine.
To achieve the above object, the present invention provides following technical schemes:
A kind of centrifugal deduster provided by the invention, comprising:
Shell, the shell include inlet channel, intermediate channel, outlet passageway, the inlet channel, the outlet passageway
It is connected respectively with the both ends of the intermediate channel, the structure setting of the intermediate channel is curved channel structure；
The cathode grid of the inlet channel is set, and the cathode grid is provided with the through-hole that gas supply stream passes through, and the yin
Pole grid are connected, so that the dust particles in air-flow are endowed negative electrical charge with the cathode of power supply；
The lateral wall of intermediate channel one end corresponding with the outlet passageway is provided with opening, the aperture position
It is provided with the first electrostatic field plate, the first electrostatic field plate is connected with the anode of power supply, is negatively charged in air-flow to capture
The dust particles of lotus and the negative electrical charge for unloading dust particles, first electrostatic field plate lower part are provided with closed with the shell
The dust collecting box of connection.
Preferably, the intermediate channel is far from being provided with the second electrostatic field plate on the outside of the side of arc core.
Preferably, the cross-sectional area of the intermediate channel is less than the cross-sectional area of the inlet channel.
Preferably, the top of the first electrostatic field plate is provided with anti-rapid isolation board.
Preferably, the through-hole of the cathode grid is set as bending structure.
Preferably, insulating layer is provided between the second electrostatic field plate and the outside of the intermediate channel.
Preferably, it is connected between the inlet channel and the intermediate channel by arc-shaped transition.
Preferably, the cross-sectional area of the outlet passageway is greater than the cross-sectional area of the intermediate channel.
Preferably, the first electrostatic field plate, the cathode grid are fixed on the housing by dielectric support block.
The present invention also provides a kind of internal combustion engine, including centrifugal deduster, described centrifugal deduster is described above
Centrifugal deduster.
The present invention provides a kind of centrifugal deduster and including the internal combustion engine of the centrifugal deduster, wherein centrifugal deduster
Including shell, shell includes inlet channel, intermediate channel, outlet passageway, inlet channel, outlet passageway respectively with intermediate channel
Both ends are connected, and the structure setting of intermediate channel is curved channel structure, after air-flow is filtered by original air cleaner, air
In the dust of biggish particle be filtered out, the inlet channel of shell is connected to the outlet of original air cleaner, and air-flow is from shell
The inlet channel of body enters, and enters internal combustion engines from the outlet passageway of shell, and the structure setting of intermediate channel is arc
Channel design moves negatively charged dust particles to the side for deviateing the center of circle.
The cathode grid of inlet channel is set, cathode grid is provided with the through-hole that gas supply stream passes through, and cathode grid and power supply
Cathode is connected, so that the dust particles in air-flow are endowed negative electrical charge, and air-flow passes through cathode grid with the speed of v, the powder in air-flow
Dirt particle is endowed negative electrical charge.
The lateral wall of intermediate channel one end corresponding with outlet passageway is provided with opening, and the lateral wall of intermediate channel is phase
To the side wall far from center of circle side, aperture position is provided with the first electrostatic field plate, the anode of the first electrostatic field plate and power supply
It is connected, to capture the negatively charged dust particles in air-flow and unload the negative electrical charge of dust particles, under the first electrostatic field plate
Portion is provided with the dust collecting box with shell airtight connection, negatively charged dust particles then under the sucking action of electrostatic field into
One step accelerates and is segregated into dust collection area with air-flow, until the first electrostatic field plate is hit, originally negatively charged dust
Particle just loses charge in the moment for touching the first electrostatic field plate, gradually accumulates, and the dust particles being neutralized are in gravity
Tenesmus is fallen in dust collecting box.
So set, centrifugal deduster filters out dust particles, guarantee the clean journey for entering the gas of internal combustion engines
Degree, extends the service life of internal combustion engine, reduces the frequency of maintenance of internal combustion engine.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that a kind of centrifugal deduster is shown according to an exemplary embodiment；
In figure: 1- shell, 2- cathode grid, 3- dielectric support block, 4- intermediate channel, 5- insulating layer, the second electrostatic field of 6- pole
Plate, 7- the first electrostatic field plate, 8- dust collecting box, the anti-rapid isolation board of 9-.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Present embodiment provides a kind of centrifugal deduster and the internal combustion engine including the centrifugal deduster, existing to solve
Have in the presence of the tiny dust particles that cannot be removed into the air-flow of internal combustion engine in technology, and then accelerates the abrasion of internal combustion engine, drop
The service life of low internal combustion engine, the problem of increasing the frequency of maintenance of internal combustion engine.
Hereinafter, being illustrated referring to attached drawing to embodiment.In addition, embodiments illustrated below is not to recorded in claim
Summary of the invention rise any restriction effect.In addition, the full content of composition represented by following example is not limited to as right
Necessary to the solution invented documented by it is required that.
Referring to Fig.1, the present invention provides a kind of centrifugal dedusters, comprising:
Shell 1, shell 1 include inlet channel, intermediate channel 4, outlet passageway, and inlet channel, outlet passageway are respectively in
Between the both ends in channel 4 be connected, the structure setting of intermediate channel 4 is curved channel structure, and air-flow is by original air cleaner
After filtering, the dust of biggish particle has been filtered out in air, and the inlet channel of shell 1 is connected to going out for original air cleaner
Mouthful, air-flow enters from the inlet channel of shell 1, and enters internal combustion engines from the outlet passageway of shell 1, intermediate channel 4
Structure setting is curved channel structure, moves negatively charged dust particles to the side for deviateing the center of circle.
The cathode grid 2 of inlet channel is set, and cathode grid 2 is provided with the through-hole that gas supply stream passes through, and cathode grid 2 and power supply
Cathode be connected, so that the dust particles in air-flow are endowed negative electrical charge, air-flow with the speed of v1 by cathode grid 2, in air-flow
Dust particles be endowed negative electrical charge.
The lateral wall of intermediate channel 4 one end corresponding with outlet passageway is provided with opening, and the lateral wall of intermediate channel 4 is
It is relatively distant from the side wall of center of circle side, aperture position is provided with the first electrostatic field plate 7, the first electrostatic field plate 7 and power supply
Anode is connected, to capture the negatively charged dust particles in air-flow and unload the negative electrical charge of dust particles, the first electrostatic field pole
7 lower part of plate is provided with the dust collecting box 8 with 1 airtight connection of shell, and negatively charged dust particles are then in the attraction of electrostatic field
It is further speeded up under effect and is segregated into dust collection area with air-flow, until the first electrostatic field plate 7 is hit, it is originally negatively charged
The dust particles of lotus just lose charge in the moment for touching the first electrostatic field plate 7, gradually accumulate, and the dust particles being neutralized exist
Gravity tenesmus is fallen in dust collecting box 8.
So set, centrifugal deduster filters out dust particles, guarantee the clean journey for entering the gas of internal combustion engines
Degree, extends the service life of internal combustion engine, reduces the frequency of maintenance of internal combustion engine.
In the present embodiment, intermediate channel 4 is far from being provided with the second electrostatic field plate 6, and second on the outside of the side of arc core
The voltage strength of electrostatic field plate 6 be lower than 7 voltage strength of the first electrostatic field plate, the second electrostatic field plate 6 have positive electricity, second
Electrostatic field plate 6 attracts negatively charged dust particles to move to intermediate channel 4 far from the side of arc core, makes dust particles and gas
Flow point leaves, and keeps the air-flow into internal combustion engine clean.
In the present embodiment, the cross-sectional area of intermediate channel 4 is less than the cross-sectional area of inlet channel, so set, air-flow with
Speed v1Into shell 1, with speed v2Into intermediate channel 4, speed v2Greater than speed v1, increase the speed of dust particles, make powder
Dirt particle is moved to intermediate channel 4 far from the side of arc core, separates the dust particles in air-flow with air-flow.
In the present embodiment, the top of the first electrostatic field plate 7 is provided with anti-rapid isolation board 9, and anti-rapids isolation board 9 is logical to centre
Road 4 extends, and prevents the dust particles for losing negative electrical charge from forming turbulent flow and brings internal combustion engine by air-flow.
In the present embodiment, the through-hole of cathode grid 2 is set as bending structure, and the cathode grid 2 of the through-hole with bending structure is right
The ability of the imparting negative electrical charge of dust particles is stronger, and the density of the through-hole of bending structure is very big, it is ensured that dust particles are logical
It is endowed enough negative electrical charges when crossing cathode grid 2, guarantees to be attracted when passing through intermediate channel 4, while guaranteeing by first
Electrostatic field plate 7 attracts, and separates dust particles with air-flow, guarantees that clean air-flow enters internal combustion engine, and then extend internal combustion engine
Service life, reduce the frequency of maintenance of internal combustion engine.
In the present embodiment, it is provided with insulating layer 5 between the second electrostatic field plate 6 and intermediate channel 4, avoids band on shell 1
There is charge, guarantees the safety of equipment at runtime, avoid that accident occurs.
In the present embodiment, between inlet channel and intermediate channel 4 by arc-shaped transition connect, make air-flow from inlet channel to
4 speed of intermediate channel gradually changes, and avoids damage to shell 1.
In the present embodiment, the cross-sectional area of outlet passageway is greater than the cross-sectional area of intermediate channel 4, makes air-flow with speed v2Become
Change to v3, keep the air-flow for entering internal combustion engine steady, extend the service life of internal combustion engine.
In the present embodiment, the first electrostatic field plate 7, cathode grid 2 are fixed on the inner wall of shell 1 by dielectric support block 3,
It avoids guaranteeing the safety of equipment at runtime with charge on shell 1, avoiding that accident occurs.
The present invention also provides a kind of internal combustion engine, including centrifugal deduster, centrifugal deduster is in embodiment described above
Centrifugal deduster, centrifugal deduster separates the dust particles in air-flow with air-flow, guarantees the sky for entering internal combustion engines
The clean level of gas extends the service life of internal combustion engine, reduces the frequency of maintenance of internal combustion engine.The derivation process of the beneficial effect with
The derivation process of beneficial effect brought by centrifugal deduster is substantially similar, and therefore, this article will not repeat them here.
It should be noted that the words such as " first " " second " for being stated herein, are not the limitations to specific order, only
It is only intended to distinguish all parts or function.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
Although embodiments herein has been shown and described above, it is to be understood that above-described embodiment is example
Property, it should not be understood as the limitation to the application, those skilled in the art within the scope of application can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of centrifugal deduster characterized by comprising
Shell (1), the shell (1) include inlet channel, intermediate channel (4), outlet passageway, the inlet channel, it is described go out
Gas channel is connected with the both ends of the intermediate channel (4) respectively, and the structure setting of the intermediate channel (4) is curved channel knot
Structure；
The cathode grid (2) of the inlet channel is set, and the cathode grid (2) is provided with the through-hole that gas supply stream passes through, and described
Cathode grid (2) is connected, so that the dust particles in air-flow are endowed negative electrical charge with the cathode of power supply；
Lateral wall one end corresponding with the outlet passageway of the intermediate channel (4) is provided with opening, the aperture position
It is provided with the first electrostatic field plate (7), the first electrostatic field plate (7) is connected, to capture in air-flow with the anode of power supply
Negatively charged dust particles and the negative electrical charge for unloading dust particles, the first electrostatic field plate (7) lower part is provided with and institute
State the dust collecting box (8) of shell (1) airtight connection.
2. centrifugal deduster according to claim 1, which is characterized in that side of the intermediate channel (4) far from arc core
Outside be provided with the second electrostatic field plate (6).
3. centrifugal deduster according to claim 1, which is characterized in that the cross-sectional area of the intermediate channel (4) is less than
The cross-sectional area of the inlet channel.
4. centrifugal deduster according to claim 1, which is characterized in that the top of the first electrostatic field plate (7) is set
It is equipped with anti-rapid isolation board (9).
5. centrifugal deduster according to claim 1, which is characterized in that the through-hole of the cathode grid (2) is set as bending
Structure.
6. centrifugal deduster according to claim 2, which is characterized in that the second electrostatic field plate (6) and it is described in
Between be provided with insulating layer (5) between channel (4).
7. centrifugal deduster according to claim 1, which is characterized in that the inlet channel and the intermediate channel (4)
Between pass through arc-shaped transition connect.
8. centrifugal deduster according to claim 1, which is characterized in that the cross-sectional area of the outlet passageway is greater than described
The cross-sectional area of intermediate channel (4).
9. centrifugal deduster according to claim 1, which is characterized in that the first electrostatic field plate (7), the cathode
Grid (2) are fixed on the shell (1) by dielectric support block (3).
10. a kind of internal combustion engine, including centrifugal deduster, which is characterized in that the centrifugal deduster is as claim 1-9 is any
Centrifugal deduster described in.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159475.8A CN109763919B (en) | 2019-03-01 | 2019-03-01 | Centrifugal dust remover and internal combustion engine comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159475.8A CN109763919B (en) | 2019-03-01 | 2019-03-01 | Centrifugal dust remover and internal combustion engine comprising same |
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| CN109763919A true CN109763919A (en) | 2019-05-17 |
| CN109763919B CN109763919B (en) | 2024-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663746A (en) * | 2021-06-24 | 2021-11-19 | 中国科学院大学温州研究院(温州生物材料与工程研究所) | Multistage continuous high-flux high-efficiency symmetrical arc inertia micro-fluidic chip |
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| EP0144521A2 (en) * | 1980-10-20 | 1985-06-19 | Maxwell Laboratories, Inc. | Electrostatic precipitator apparatus having an improved ion generating means |
| JP2003326121A (en) * | 2002-05-08 | 2003-11-18 | Mitsubishi Electric Corp | Air cleaning filter and air conditioner using the same |
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| CN108067354A (en) * | 2017-08-10 | 2018-05-25 | 莱芜万通电器有限公司 | A kind of composite type electrostatic precipitator |
| CN209557126U (en) * | 2019-03-01 | 2019-10-29 | 北京泛华万联机电集成技术有限责任公司 | Centrifugal deduster and internal combustion engine including the centrifugal deduster |
-
2019
- 2019-03-01 CN CN201910159475.8A patent/CN109763919B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0144521A2 (en) * | 1980-10-20 | 1985-06-19 | Maxwell Laboratories, Inc. | Electrostatic precipitator apparatus having an improved ion generating means |
| JP2003326121A (en) * | 2002-05-08 | 2003-11-18 | Mitsubishi Electric Corp | Air cleaning filter and air conditioner using the same |
| CN201596439U (en) * | 2010-01-15 | 2010-10-06 | 合肥水泥研究设计院 | Electric-bag combined type dust collector |
| CN103195543A (en) * | 2013-04-01 | 2013-07-10 | 陈牧锋 | Tail gas dust-removing exhaust pipe of locomotive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663746A (en) * | 2021-06-24 | 2021-11-19 | 中国科学院大学温州研究院(温州生物材料与工程研究所) | Multistage continuous high-flux high-efficiency symmetrical arc inertia micro-fluidic chip |
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| CN109763919B (en) | 2024-04-26 |
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