CN208934828U - Preliminary filter - Google Patents
Preliminary filter Download PDFInfo
- Publication number
- CN208934828U CN208934828U CN201821733059.1U CN201821733059U CN208934828U CN 208934828 U CN208934828 U CN 208934828U CN 201821733059 U CN201821733059 U CN 201821733059U CN 208934828 U CN208934828 U CN 208934828U
- Authority
- CN
- China
- Prior art keywords
- dust pocket
- eddy flow
- swirl vane
- air
- dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000428 dust Substances 0.000 claims abstract description 48
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims abstract description 4
- 238000000465 moulding Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 239000002893 slag Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Separating Particles In Gases By Inertia (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of preliminary filters, it includes the dust pocket with tubbiness disengagement chamber, set on the dust pocket bottom middle position and the outlet passageway that can be connected with air cleaner air inlet, inlet chamber set on dust pocket rim of a cup position, the inlet chamber is connected by swirl vane component with the tubbiness disengagement chamber, the swirl vane component includes several swirl vane circumferentially distributed along the dust pocket inner wall, set on several swirl vane middle positions and by the eddy flow matrix of several swirl vane integrated positionings, the eddy flow matrix is in one end of the dust pocket in enclosed construction, bottom side has and the consistent dust-exhausting port in swirl vane eddy flow direction in the dust pocket.The utility model is filtered on the basis of air cleaner into air for the first time, mitigate the filtering load intensity of air cleaner, and then it improves the working efficiency of air cleaner and prolongs the service life, and reduce same operation and number is replaced to the maintenance of air cleaner.
Description
Technical field
The utility model relates to a kind of preliminary filters, are specifically applied to the air-filtering of middle-size and small-size general diesel internal combustion engine
Preliminary filter on device belongs to logical machine technical field.
Background technique
Logical machine uses field ring since its convenience is now widely used for the fields such as various works, agriculture, woods, fishing, because different
Border and condition requirement, air cleaner requirement and specification in logical machine are also not quite similar, but when generally speaking leading to machine factory
The filter effect and service life of its air cleaner will affect the service performance of entire logical machine.
Contain under the environment such as dust is more, air moisture content is big in adverse circumstances operating condition such as air in use, air is filtered
The filtering load of clear device is larger, need to shut down under the filter core in air cleaner is by the coverings such as dust, water to a certain extent clear
It is continued working again after reason maintenance, after the end of a period resistance for reaching air cleaner, needs replacing new air cleaner, thus
Influence overall operation progress and working efficiency.
Summary of the invention
Place in view of the deficiency of the prior art, the utility model is intended to provide a kind of preliminary filter, in air-filtering
The air of entrance is filtered for the first time on the basis of device, to mitigate the filtering load intensity of air cleaner, and then improves air
The working efficiency of filter and prolong the service life, and reduces same operation and number is replaced to the maintenance of air cleaner.
To achieve the goals above, the technical solution of the utility model includes:
A kind of preliminary filter comprising dust pocket with tubbiness disengagement chamber is set to the dust pocket bottom middle position and can
Outlet passageway, the inlet chamber set on dust pocket rim of a cup position being connected with air cleaner air inlet, the inlet chamber are logical
It crosses eddy flow blade assembly to be connected with the tubbiness disengagement chamber, which includes several along the dust pocket inner wall week
To the swirl vane of distribution, set on several swirl vane middle positions and by the eddy flow of several swirl vane integrated positionings
Matrix, the eddy flow matrix are in one end of the dust pocket in enclosed construction, and bottom side has and the rotation in the dust pocket
Flow the consistent dust-exhausting port in vane cyclone direction.
Further, bottom forms with being upwardly extended by the outlet passageway and divides for the tubbiness in the dust pocket
Shunting pipe portion from chamber gas-slag separation.
Further, the eddy flow matrix is a cylindrical structure with bottom seal, which has rotation
Guide part is flowed, which extends downwardly molding by the swirl vane root by the eddy flow matrix.
Further, dust pocket rim of a cup position is connected with rainhat, and the eddy flow baseline top extends and is engaged to
On the rainhat, and the rainhat periphery has the air filter grid of tubular, air filter grid, rotation on the rainhat, rainhat
Stream matrix, swirl vane surround the inlet chamber.
Further, the rainhat and the dust pocket are welded to connect.
Further, the tubbiness disengagement chamber is in inversed taper platform shape structure.
The utility model has the beneficial effects that internal combustion engine forms negative pressure in preliminary filter, air filter when working, it is external empty
Gas is after the air filter grid on rainhat is sucked into inlet chamber, and high speed rotation enters to dust pocket after being oriented to by swirl vane
Disengagement chamber, dust-laden (containing liquid), air carried out centrifugation gas-solid (gas-liquid) separation under the action of the centrifugal force, and dust (aqueous) is along dust pocket
The downward screw of wall of cup is simultaneously automatically drained out preliminary filter through dust-exhausting port, and the relatively cleaned air after initial filter moves downwardly to dust pocket bottom
Behind portion, due to the air counter motion under dust pocket bottom structure and dust pocket disengagement chamber central negative pressure double action, after initial filter
And be discharged through outlet passageway, it enters back into air cleaner, to form initial filter effect.The utility model is i.e. in air-filtering
It is filtered for the first time on the basis of device into air, mitigates the filtering load intensity of air cleaner, and then improve air-filtering
The working efficiency of device and prolong the service life, and reduces same operation and number is replaced to the maintenance of air cleaner.
Client of the utility model through north of China, southwest, the Northwest is on probation, works well；In equal ambient, with rule
Operation compares under the conditions of lattice engine, same specification air filter, and the service life of the air filter equipped with the utility model is not than filling this
The air filter of utility model extends 5 times or more.
Detailed description of the invention
Fig. 1 is the structure schematic diagram of the utility model preliminary filter；
Fig. 2 is the stereoscopic schematic diagram of the utility model preliminary filter.
Specific embodiment
Combined with specific embodiments below and attached drawing is further described the utility model.
One kind preliminary filter as described in Fig. 1,2 comprising there is the dust pocket 1 of tubbiness disengagement chamber 2, be set to 1 bottom of dust pocket
Portion middle position and the outlet passageway 7 that can be connected with air cleaner air inlet, the inlet chamber set on 1 rim of a cup position of dust pocket
4, which is connected by swirl vane component with tubbiness disengagement chamber 2, which includes several along dust pocket
The circumferentially distributed swirl vane 5 of 1 inner wall is set to several 5 middle positions of swirl vane and by several 5 integrated positionings of swirl vane
Eddy flow matrix, which is in one end of dust pocket 1 in enclosed construction, and bottom side has and eddy flow leaf in dust pocket 1
The consistent dust-exhausting port 8 in 5 eddy flow direction of piece.
Wherein, swirl vane 5 is made of multiple inclined fixed blades in the same direction, is mainly used for air and is entered dust pocket 1
When form cyclonic action in the same direction, and in dust pocket 1 in motion process pass through centrifugal action formed gas-solid (gas-liquid) separation.This case
In, swirl vane 5 is positioned by eddy flow matrix, is integrally formed between the two.In order to guarantee the rotation after air enters swirl vane 5
Effect is flowed, which is a cylindrical structure with bottom seal 10, which has eddy flow guide part 11,
The eddy flow guide part 11 extends downwardly molding by 5 root of swirl vane by eddy flow matrix, is made by the eddy flow guide part 11
It is moved down when air enters dust pocket 1 by swirl vane 5 along 1 wall of cup region of dust pocket.Meanwhile tubbiness disengagement chamber 2 is in back taper
Platform shape structure, by the further aggregation and with the downward eddy flow of high-speed air such as impurity in high-speed air, finally by dust-exhausting port 8 from
Outside dynamic discharge dust pocket 1, the relatively cleaned air after initial filter is moved back up and is discharged by outlet passageway 7, is eventually entered into sky
Air cleaner works, and reaches initial filter function with this.
Because outlet passageway 7 is in 1 bottom of dust pocket, the air of high-speed motion is avoided directly to be entered to by the outlet passageway 7
In air cleaner, bottom, which has, in dust pocket 1 upwardly extends molding by outlet passageway 7 and for 2 gas slag of tubbiness disengagement chamber point
From shunting pipe portion 9, the air moved downward at a high speed is carried out by gas slag shunting by the shunting pipe portion 9, improves initial filter effect.
As figure shows, 1 rim of a cup position of dust pocket is connected with rainhat 3, and eddy flow baseline top extends and is engaged to the rain-proof
On cap 3, and 3 periphery of rainhat has the air filter grid 6 of tubular, air filter grid 6, eddy flow base on rainhat 3, rainhat 3
Body, swirl vane 5 surround inlet chamber 4, the stability of entire preliminary filter when in order to guarantee operation, and this case is by rainhat 3 and dust
Cup 1 is welded to connect, and in certain actual job, a variety of connection types, such as band sealing can be taken between rainhat 3 and dust pocket 1
Flanged joint etc..
Technical solution provided by the utility model embodiment is described in detail above, it is used herein specifically
A example is expounded the principle and embodiment of the utility model embodiment, and the explanation of above embodiments is only applicable to help
Assistant solves the principle of the utility model embodiment；At the same time, for those skilled in the art is implemented according to the utility model
Example, there will be changes in terms of specific embodiments and scope of application, in conclusion the content of the present specification should not be construed as
Limitations of the present invention.
Claims (6)
1. a kind of preliminary filter, it is characterised in that: including with tubbiness disengagement chamber (2) dust pocket (1), be set to the dust pocket (1)
Bottom middle position and the outlet passageway (7) that can be connected with air cleaner air inlet are set to the dust pocket (1) rim of a cup position
The inlet chamber (4) set, the inlet chamber (4) are connected by swirl vane component with the tubbiness disengagement chamber (2), the swirl vane
Component includes several swirl vanes (5) circumferentially distributed along the dust pocket (1) inner wall, is set to several swirl vanes (5)
Middle position and by the eddy flow matrix of several swirl vane (5) integrated positionings, which is in the dust pocket (1)
One end is in enclosed construction, and the interior bottom side of the dust pocket (1) has and the consistent dust-exhausting port in the swirl vane (5) eddy flow direction
(8)。
2. preliminary filter according to claim 1, it is characterised in that: the interior bottom of the dust pocket (1) has to be led to by the outlet
Road (7) upwardly extends molding and is used for the shunting pipe portion (9) of tubbiness disengagement chamber (2) gas-slag separation.
3. preliminary filter according to claim 1, it is characterised in that: the eddy flow matrix is one with bottom seal (10)
Cylindrical structure, the eddy flow matrix underpart have eddy flow guide part (11), the eddy flow guide part (11) by the eddy flow matrix by
Swirl vane (5) root extends downwardly molding.
4. preliminary filter according to claim 1, it is characterised in that: dust pocket (1) the rim of a cup position is connected with rainhat
(3), the eddy flow baseline top extends and is engaged on the rainhat (3), and rainhat (3) periphery has the air of tubular
Filter grid (6), air filter grid (6), eddy flow matrix on the rainhat (3), rainhat (3), swirl vane (5) surround it is described into
Air cavity (4).
5. preliminary filter according to claim 4, it is characterised in that: the rainhat (3) and the dust pocket (1) welding connect
It connects.
6. preliminary filter according to claim 1, it is characterised in that: the tubbiness disengagement chamber (2) is in inversed taper platform shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733059.1U CN208934828U (en) | 2018-10-23 | 2018-10-23 | Preliminary filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733059.1U CN208934828U (en) | 2018-10-23 | 2018-10-23 | Preliminary filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208934828U true CN208934828U (en) | 2019-06-04 |
Family
ID=66725851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821733059.1U Active CN208934828U (en) | 2018-10-23 | 2018-10-23 | Preliminary filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208934828U (en) |
-
2018
- 2018-10-23 CN CN201821733059.1U patent/CN208934828U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |