CN209557126U - 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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- CN209557126U CN209557126U CN201920268315.2U CN201920268315U CN209557126U CN 209557126 U CN209557126 U CN 209557126U CN 201920268315 U CN201920268315 U CN 201920268315U CN 209557126 U CN209557126 U CN 209557126U
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- centrifugal deduster
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Abstract
The utility model provides a kind of centrifugal deduster and the internal combustion engine including 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 utility model relates to dedusting technology fields, more particularly, to a kind of centrifugal deduster and including the centrifugal deduster
Internal 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.
Utility model content
The purpose of this utility model is to provide a kind of centrifugal deduster and including the internal combustion engine of the centrifugal deduster, with solution
The tiny dust particles that cannot be removed into the air-flow of internal combustion engine certainly exist in the prior art, and then accelerate the mill of internal combustion engine
Damage, the problem of reducing the service life of internal combustion engine, increase the frequency of maintenance of internal combustion engine.
To achieve the above object, the utility model provides following technical scheme:
A kind of centrifugal deduster provided by the utility model, 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 utility model additionally provides a kind of internal combustion engine, including centrifugal deduster, and described centrifugal deduster is institute above
The centrifugal deduster said.
The utility model provides a kind of centrifugal deduster and the internal combustion engine including the centrifugal deduster, wherein centrifugation removes
Dirt device includes shell, and shell includes inlet channel, intermediate channel, outlet passageway, and inlet channel, outlet passageway are logical with centre respectively
The both ends in road are connected, and the structure setting of intermediate channel is curved channel structure, after air-flow is filtered by original air cleaner,
The dust of biggish particle has been filtered out in air, and the inlet channel of shell is connected to the outlet of original air cleaner, air-flow
Enter from the inlet channel of shell, and enter internal combustion engines from the outlet passageway of shell, the structure setting of intermediate channel is
Curved channel structure 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 illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain 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 keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
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
Utility model content rise any restriction effect.In addition, the full content of composition represented by following example is not limited to conduct
Necessary to the solution of utility model documented by claim.
Referring to Fig.1, the utility model provides a kind of centrifugal deduster, 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 utility model also provides a kind of internal combustion engine, including centrifugal deduster, and centrifugal deduster is implementation described above
Centrifugal deduster in example, centrifugal deduster separate the dust particles in air-flow with air-flow, guarantee to enter internal combustion engines
Air clean level, extend the service life of internal combustion engine, reduce the frequency of maintenance of internal combustion engine.The derivation of the beneficial effect
Journey and the derivation process of beneficial effect brought by centrifugal deduster are 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.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268315.2U CN209557126U (en) | 2019-03-01 | 2019-03-01 | Centrifugal deduster and internal combustion engine including the centrifugal deduster |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268315.2U CN209557126U (en) | 2019-03-01 | 2019-03-01 | Centrifugal deduster and internal combustion engine including the centrifugal deduster |
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| CN209557126U true CN209557126U (en) | 2019-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763919A (en) * | 2019-03-01 | 2019-05-17 | 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 |
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2019
- 2019-03-01 CN CN201920268315.2U patent/CN209557126U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763919A (en) * | 2019-03-01 | 2019-05-17 | 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 |
| CN109763919B (en) * | 2019-03-01 | 2024-04-26 | 北京泛华万联机电集成技术有限责任公司 | Centrifugal dust remover and internal combustion engine comprising same |
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