CN220302239U - Upper filter - Google Patents
Upper filter Download PDFInfo
- Publication number
- CN220302239U CN220302239U CN202322357045.1U CN202322357045U CN220302239U CN 220302239 U CN220302239 U CN 220302239U CN 202322357045 U CN202322357045 U CN 202322357045U CN 220302239 U CN220302239 U CN 220302239U
- Authority
- CN
- China
- Prior art keywords
- paper core
- shell
- oil outlet
- central tube
- core assembly
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 239000008358 core component Substances 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 36
- 239000000446 fuel Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920005560 fluorosilicone rubber Polymers 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to an upper filter, wherein an upper cover is arranged at the upper end of a shell, a screw plug installation through hole is formed at the lower end of the shell, a screw plug is arranged in the screw plug installation through hole, an upwardly protruding paper core component installation seat is arranged on the inner wall of the center of the lower end of the shell, a gasket is arranged on the paper core component installation seat, and a paper core component is arranged on the gasket; the paper core assembly comprises an upper end cover, a central tube, a paper core and a lower end cover, wherein the upper end cover is fixed at the upper end part of the central tube, the lower end cover is fixed at the lower end part of the central tube, and the paper core is wrapped outside the central tube; an elastic supporting piece is arranged between the upper cover and the upper end cover, an oil outlet channel is arranged in the paper core assembly mounting seat, an oil outlet port is arranged at the lower end part of the shell, and an oil inlet port is arranged on the shell above the oil outlet port. The utility model has the advantages of simple structure, low manufacturing cost, convenient maintenance and replacement, environmental protection and the like.
Description
Technical Field
The utility model relates to a filter, and particularly discloses an upper filter suitable for methanol fuel.
Background
The main function of the methanol filter is to filter impurities in the methanol fuel, ensure the cleanness of the methanol fuel and ensure the stable and reliable operation of the whole methanol fuel injection system. Common methanol filter in the market is the whole welded structure at present, and the modularization degree is low, and the commonality is weaker, and follow-up change needs whole change, maintains the replacement cost high, is unfavorable for the environmental protection.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the upper filter which has the advantages of simple structure, low manufacturing cost, convenient maintenance and replacement and environmental protection.
According to the technical scheme provided by the utility model, the upper filter comprises an upper cover, an elastic supporting piece, a paper core component, a gasket, a shell and a screw plug; the shell is of a barrel-shaped structure with an open upper end and a closed lower end, the upper end of the shell is provided with an upper cover, the lower end of the shell is provided with a screw plug installation through hole, a screw plug is installed in the screw plug installation through hole, the inner wall of the center of the lower end of the shell is provided with an upwardly protruding paper core assembly installation seat, the paper core assembly installation seat is provided with a gasket, and the gasket is provided with a paper core assembly;
the paper core assembly comprises an upper end cover, a central tube, a paper core and a lower end cover, wherein the upper end cover is fixed at the upper end part of the central tube, the lower end cover is fixed at the lower end part of the central tube, the paper core is wrapped outside the central tube, and a through hole is formed in the lower end cover positioned at the inner side of the central tube;
an elastic supporting piece is arranged between the upper cover and the upper end cover, an oil outlet channel which is longitudinally arranged is arranged in the paper core assembly mounting seat, an oil outlet port is arranged at the lower end part of the shell, the inner space of the oil outlet port is communicated with the lower end part of the oil outlet channel, an oil inlet port is arranged on the shell above the oil outlet port, and the inner space of the oil inlet port is communicated with the space between the outer circle of the paper core assembly and the inner circle of the shell.
Preferably, the elastic support member is a spring washer or a coil spring.
Preferably, the number of the oil outlet ports is two, the two oil outlet ports are respectively arranged on the shells at two sides of the lower end part of the corresponding oil outlet channel, and the two oil outlet ports are coaxially arranged.
Preferably, the oil inlet ports are two in number and are coaxially arranged.
The utility model has the advantages of simple structure, low manufacturing cost, convenient maintenance and replacement, environmental protection and the like.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is an overall sectional view along the axial direction of the housing.
Fig. 3 is a partial sectional view along the axial direction of the housing.
Fig. 4 is a block diagram of a paper core assembly in accordance with the present utility model.
Detailed Description
The utility model will be further illustrated with reference to specific examples.
The upper filter of the utility model, as shown in fig. 1-4, comprises an upper cover 1, an elastic supporting piece 2, a paper core component 3, a sealing gasket 4, a shell 5 and a screw plug 6; the shell 5 is of a barrel-shaped structure with an open upper end and a closed lower end, the upper end of the shell 5 is provided with an upper cover 1, the lower end of the shell 5 is provided with a screw plug installation through hole 5.1, a screw plug 6 is arranged in the screw plug installation through hole 5.1, the inner wall of the center of the lower end of the shell 5 is provided with an upward protruding paper core component installation seat 5.2, the paper core component installation seat 5.2 is provided with a sealing gasket 4, and the sealing gasket 4 is provided with a paper core component 3;
the paper core assembly 3 comprises an upper end cover 3.1, a central tube 3.2, a paper core 3.3 and a lower end cover 3.4, wherein the upper end cover 3.1 is fixed at the upper end part of the central tube 3.2, the lower end cover 3.4 is fixed at the lower end part of the central tube 3.2, the paper core 3.3 is wrapped outside the central tube 3.2, and a through hole is formed in the lower end cover 3.4 positioned at the inner side of the central tube 3.2;
an elastic supporting piece 2 is arranged between the upper cover 1 and the upper end cover 3.1, an oil outlet channel 5.3 which is longitudinally arranged is arranged in the paper core assembly mounting seat 5.2, an oil outlet port 5.4 is arranged at the lower end part of the shell 5, the inner space of the oil outlet port 5.4 is communicated with the lower end part of the oil outlet channel 5.3, an oil inlet port 5.5 is arranged on the shell 5 above the oil outlet port 5.4, and the inner space of the oil inlet port 5.5 is communicated with the space between the outer circle of the paper core assembly 3 and the inner circle of the shell 5.
The elastic support 2 is a spring washer or a coil spring.
The oil outlet ports 5.4 are two in number, the two oil outlet ports 5.4 are respectively arranged on the shells 5 on two sides of the lower end part of the corresponding oil outlet channel 5.3, and the two oil outlet ports 5.4 are coaxially arranged.
The oil inlet ports 5.5 are two in number and are coaxially arranged.
During operation, unfiltered methanol fuel enters the inner cavity of the shell through the oil inlet port 5.5 on the shell 5, then flows downwards along the outer circle of the paper core assembly 3 and the inner circle of the shell 5 to fill the inside of the shell 5, and clean methanol filtered by the filter paper 3.3 in the paper core assembly 3 flows out of the oil outlet port 5.4 of the shell 5 and is supplied to the whole oil supply system.
The overall installation and implementation of the utility model is as follows: the upper cover 1 is connected with the shell 5 through threads, and a radial sealing ring is arranged between the upper cover 1 and the shell 5 to ensure sealing. Thus forming an integrally closed cavity. The paper element assembly 3 is arranged in the shell 5, and a sealing gasket 4 is arranged between the paper element assembly 3 and the shell 5 to prevent the dirty oil side and the clean oil side in the filter from being communicated. The paper core component 3 adopts a star-shaped paper folding structure, and the filter paper 3.3 is single-layer or composite type methanol-resistant filter paper. The filter paper 3.3 in the paper core assembly 3 is connected with the upper end cover 3.1 and the lower end cover 3.4 through welding, so that the influence of the adhesive on the methanol filter is eliminated.
In the utility model, the shell 5, the screw plug 6, the upper cover 1 and the elastic support piece 2 are all made of stainless steel materials, the upper end cover 3.1, the central tube 3.2, the filter paper 3.3 and the lower end cover 3.4 in the paper core assembly 3 are all made of methanol-resistant materials, and the rest sealing pieces are all made of methanol-resistant fluorosilicone rubber materials.
The utility model adopts modularized design, has strong universality and is convenient for subsequent product upgrading and product series increase.
The utility model adopts the upper structure integrally, and when the paper core component 3 is replaced, the paper core component 3 is taken out from the upper part, so that large-area fuel leakage can not be caused.
In the utility model, the paper core component 3 in the shell 5 adopts a replaceable structural design, so that only the paper core component 3 needs to be replaced when the maintenance is performed after the service life is prolonged, other parts can be continuously used, the maintenance and replacement cost is low, and the environment protection is facilitated.
The filter paper 3.3 and the central tube 3.2 in the paper core assembly 3 are respectively connected with the upper end cover 3.1 and the lower end cover 3.4 through a hot melting process.
The oil outlet port 5.4 and the oil inlet port 5.5 on the shell 5 are two, so that the utility model is applicable to various oil pipe joints and is convenient for realizing different application requirements.
Before the paper element assembly 3 is replaced, fuel in the filter can be released through the outlet of the screw plug 6, so that the pollution caused by fuel leakage when the upper cover 1 is detached can be prevented.
Claims (4)
1. An overhead filter, characterized by: the novel paper core comprises an upper cover (1), an elastic supporting piece (2), a paper core assembly (3), a sealing gasket (4), a shell (5) and a screw plug (6); the paper core assembly comprises a shell (5), a sealing gasket (4) and a paper core assembly (3), wherein the shell (5) is of a barrel-shaped structure with an open upper end and a closed lower end, the upper end of the shell (5) is provided with an upper cover (1), the lower end of the shell (5) is provided with a screw plug installation through hole (5.1), a screw plug (6) is installed in the screw plug installation through hole (5.1), the inner wall of the center of the lower end of the shell (5) is provided with an upwardly protruding paper core assembly installation seat (5.2), the paper core assembly installation seat (5.2) is provided with the sealing gasket (4), and the sealing gasket (4) is provided with the paper core assembly (3);
the paper core assembly (3) comprises an upper end cover (3.1), a central tube (3.2), a paper core (3.3) and a lower end cover (3.4), wherein the upper end part of the central tube (3.2) is fixedly provided with the upper end cover (3.1), the lower end part of the central tube (3.2) is fixedly provided with the lower end cover (3.4), the paper core (3.3) is wrapped outside the central tube (3.2), and a through hole is formed in the lower end cover (3.4) positioned at the inner side of the central tube (3.2);
be equipped with elastic support piece (2) between upper cover (1) and upper end cover (3.1), be equipped with in refill subassembly mount pad (5.2) and be oil outlet channel (5.3) that vertical set up, lower tip at casing (5) is equipped with out oily interface (5.4), the inner space of oily interface (5.4) communicates with the lower tip of oil outlet channel (5.3), be equipped with oil feed interface (5.5) on casing (5) of oily interface (5.4) top, the space intercommunication between the outer circle of oil feed interface (5.5) and refill subassembly (3) and the interior circle of casing (5).
2. The overhead filter of claim 1, wherein: the elastic support (2) is a spring washer or a coil spring.
3. The overhead filter of claim 1, wherein: the oil outlet ports (5.4) are two in number, the two oil outlet ports (5.4) are respectively arranged on the shells (5) on two sides of the lower end part of the corresponding oil outlet channel (5.3), and the two oil outlet ports (5.4) are coaxially arranged.
4. The overhead filter of claim 1, wherein: the oil inlet ports (5.5) are two in number and are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322357045.1U CN220302239U (en) | 2023-08-31 | 2023-08-31 | Upper filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322357045.1U CN220302239U (en) | 2023-08-31 | 2023-08-31 | Upper filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302239U true CN220302239U (en) | 2024-01-05 |
Family
ID=89351868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322357045.1U Active CN220302239U (en) | 2023-08-31 | 2023-08-31 | Upper filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302239U (en) |
-
2023
- 2023-08-31 CN CN202322357045.1U patent/CN220302239U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5649514A (en) | Fuel supply apparatus | |
| CN220302239U (en) | Upper filter | |
| CN110219714B (en) | Oil filter with multiple filter element assemblies | |
| CN214616708U (en) | Environment-friendly engine oil filter | |
| CN212337499U (en) | Fuel filter with double hydrophobic structures | |
| CN102258897B (en) | Filter filter | |
| CN112855397A (en) | High-pressure fuel filter with self-washing function | |
| CN220714985U (en) | Filter device | |
| CN220302238U (en) | Methanol filter | |
| JPS5855348B2 (en) | fuel injector | |
| CN210769098U (en) | Precision filter for fuel oil | |
| CN210049943U (en) | Oil filter | |
| CN114087101B (en) | Diesel filter assembly | |
| CN219654807U (en) | Fuel filter assembly with electric fuel delivery pump device | |
| CN220226998U (en) | Engine oil filter | |
| CN219974666U (en) | High-strength filter | |
| CN220884363U (en) | Multifunctional rotary air drying tank | |
| CN217783658U (en) | Fuel filter with exhaust structure | |
| CN210829563U (en) | Fuel filter device | |
| CN218324992U (en) | Combined high-efficiency automobile engine filter | |
| CN217735636U (en) | Fuel filter with novel terminal and heater connecting structure | |
| CN202578832U (en) | Detachable oil filter | |
| CN217682041U (en) | Integrated filter base | |
| CN217999761U (en) | Exhaust structure of filter | |
| CN219606719U (en) | Be applied to oil return valve of oil cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |