CN109404170B - Carbon tank filter convenient to fix - Google Patents
Carbon tank filter convenient to fix Download PDFInfo
- Publication number
- CN109404170B CN109404170B CN201811428500.XA CN201811428500A CN109404170B CN 109404170 B CN109404170 B CN 109404170B CN 201811428500 A CN201811428500 A CN 201811428500A CN 109404170 B CN109404170 B CN 109404170B
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- Prior art keywords
- arc
- filter element
- clamping
- plate
- clamping groove
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- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/04—Air cleaners specially arranged with respect to engine, to intake system or specially adapted to vehicle; Mounting thereon ; Combinations with other devices
- F02M35/042—Air cleaners specially arranged with respect to engine, to intake system or specially adapted to vehicle; Mounting thereon ; Combinations with other devices combined with other devices, e.g. heaters ; for use other than engine air intake cleaning, e.g. air intake filters arranged in the fuel vapour recovery system
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a carbon tank filter convenient to fix, which comprises a filter element shell, wherein one end of the filter element shell is fixedly provided with an end cover, an air filter element is arranged in the filter element shell, the middle part of the end cover is provided with a ventilation pipe in a penetrating way, and the filter element shell is provided with a ventilation through hole; be equipped with the trip subassembly on the outer wall of filter core casing, the trip subassembly includes the supporting foot board, the one end and the filter core casing fixed connection of supporting foot board, the other end of supporting foot board set firmly outer curved elastic plate and with the middle part fixed connection of this elastic plate, be fixed with the connecting plate in the middle part of elastic plate, all set firmly the slant cardboard in the both sides of connecting plate free end, the slant cardboard all faces the elastic plate, supporting foot board, elastic plate, connecting plate and slant cardboard all with A face sets up perpendicularly and all about A face symmetry. The end cover and the filter element shell are assembled in a clamping manner, so that the assembly is convenient and quick, meanwhile, one-open multi-mode production can be adopted, and the production efficiency is improved.
Description
Technical Field
The invention relates to a filter component, in particular to a carbon tank filter convenient to fix.
Background
The carbon tank arranged on the vehicle oil tank can absorb steam generated when fuel in the oil tank volatilizes, pressure balance in the oil tank is kept, the carbon tank is provided with a vent communicated with the atmosphere, and when the engine runs, air enters the carbon tank from the vent due to negative pressure effect generated by air suction of the engine and fuel steam absorbed by the carbon tank is brought into a combustion chamber of the engine for combustion.
At present, an air filter is not arranged at the front end air inlet of a carbon tank of a commercial passenger car, and air is required to be filtered at an air vent of the carbon tank in order to strictly control the tail gas emission of the car. There is a need for a filter that is practical for use with a carbon canister vent.
In the production process, the filter is molded by plastic mold opening, and the mold opening mode is mainly up-down bidirectional movable mold opening or left-right bidirectional movable mold opening, so that one mold opening is realized, and the filter is practical for threaded products; however, for the special structure with steps or clamping blocks, only one die can be opened, the production efficiency is low, and the fixing is inconvenient.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a carbon tank filter which is convenient to fix.
The carbon tank filter comprises a filter element shell, wherein one end of the filter element shell is fixedly provided with an end cover, an air filter element is arranged in the filter element shell, a vent pipe is arranged in the middle of the end cover in a penetrating manner, and a vent through hole is formed in the filter element shell; the method is characterized in that: the filter element comprises a filter element shell, and is characterized in that a clamping hook assembly is arranged on the outer wall of the filter element shell and comprises a foot supporting plate, one end of the foot supporting plate is fixedly connected with the filter element shell, an outer arc-shaped elastic plate is fixedly arranged at the other end of the foot supporting plate and is fixedly connected with the middle part of the elastic plate, a connecting plate is fixedly arranged in the middle part of the elastic plate, oblique clamping plates are fixedly arranged on two sides of the free end of the connecting plate, and the oblique clamping plates face the elastic plate;
the end cover comprises an end plate, and the middle part of the upper surface of the end plate is provided with the vent pipe in a penetrating way; the lower surface of the end plate is provided with a convex edge with a square cross section along the outer edge of the end plate, a gap is reserved between the outer edge of the convex edge and the outer edge of the end plate, elastic clamping strips which are vertically arranged are distributed on the lower end surface of the convex edge, clamping tables are fixedly arranged on the outer sides of the lower ends of the elastic clamping strips, and the side surfaces of the two sides of the clamping tables are parallel to the side surfaces of the two sides of the elastic clamping strips;
arc-shaped clamping grooves are formed in the filter element shell at positions corresponding to the clamping tables, the arc-shaped clamping grooves are through grooves, the end faces of two ends of each arc-shaped clamping groove are planes and are parallel to the side faces of the corresponding clamping table, and the clamping tables are clamped in the arc-shaped clamping grooves; setting a diameter surface perpendicular to the end surface of the arc-shaped clamping groove on the filter element shell as an A surface, wherein the filter element shell provided with the arc-shaped clamping groove is symmetrical with the A surface;
the foot supporting plate, the elastic plate, the connecting plate and the inclined clamping plate are perpendicular to the A face and symmetrical to the A face.
The method further comprises the following steps: the arc-shaped clamping grooves comprise a first arc-shaped clamping groove, a second arc-shaped clamping groove, a third arc-shaped clamping groove and a fourth arc-shaped clamping groove, and the first arc-shaped clamping groove and the second arc-shaped clamping groove are respectively and symmetrically arranged with the fourth arc-shaped clamping groove and the third arc-shaped clamping groove one by one relative to the A surface; the end plate and the protruding edge are circular, the elastic clamping strip is an arc-shaped plate and comprises a first elastic clamping strip, a second elastic clamping strip, a third elastic clamping strip and a fourth elastic clamping strip, and the first elastic clamping strip, the second elastic clamping strip, the third elastic clamping strip and the fourth elastic clamping strip are respectively located in the first arc-shaped clamping groove, the second arc-shaped clamping groove, the third arc-shaped clamping groove and the fourth arc-shaped clamping groove in a one-to-one correspondence mode.
The method further comprises the following steps: and vent holes are formed in the positions, located on the inner rings of the convex edges, of the end plates.
The method further comprises the following steps: an annular clamping table is fixedly sleeved at the end part of the outer end of the vent pipe.
The method further comprises the following steps: the free end of the inclined clamping plate is provided with a clamping table which is perpendicular to the A surface and symmetrical to the A surface.
The method further comprises the following steps: the diameter surface of the filter element shell, which is perpendicular to the surface A, is marked as a surface B, a limiting clamping groove is formed in the edge of an opening at the upper end of the filter element shell, the side walls of the limiting clamping groove are arranged in parallel with the surface A, and the limiting clamping groove is symmetrical relative to the surface B; the outer edge of the end plate is provided with a limiting block positioned at the outer side of the outer ring of the convex edge, the side surfaces of the two sides of the limiting block are parallel to the side surfaces of the elastic clamping strips, and the limiting block is positioned in the limiting clamping groove.
The method further comprises the following steps: the ventilation through holes are arc ventilation holes, end faces at two ends of each arc ventilation hole are parallel to the surface A, and the arc ventilation holes are symmetrical to the surface B.
The method further comprises the following steps: the filter element comprises two clamping hook assemblies which are respectively positioned at the upper part and the lower part of the filter element shell.
The invention has the beneficial effects that: the end faces of the arc-shaped clamping grooves are arranged in parallel, all parts of the clamping hook assembly are perpendicular to the surface A and symmetrical to the surface A, so that horizontal die opening is facilitated, and one-die opening is realized; the clamping hook assembly is arranged on the outer side of the filter element shell, the inclined clamping plate is inserted into the locating plate hole, so that the inclined clamping plate is barbed on the back surface of the locating plate, and the elastic plate is propped against the front surface of the locating plate, so that the installation is convenient, quick and stable. The protruding edge is used for matching with the inner ring of the shell of the filter element shell and then is matched with the outside of the end cover so as to stabilize the end cover and the sealing interface; the elastic clamping strips and the clamping tables are used for clamping, so that the assembly is rapid and convenient; because the position relation of the end cover, the elastic clamping strip, the clamping table and the convex rib enables the die to be opened in a horizontal mode, the elastic clamping strip is symmetrically arranged, the side faces of the elastic clamping strip and the side face of the clamping table are parallel to each other, the direction of the elastic clamping strip is the same as that of the horizontal die, the purpose of opening one die more can be achieved, and the working efficiency is improved. The end cover and the filter element shell are assembled in a clamping manner, so that the assembly is convenient and quick, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the cartridge housing of the present invention;
FIG. 3 is a schematic view of the structure of the area A in FIG. 2;
FIG. 4 is a first schematic illustration of an end cap structure according to the present invention;
FIG. 5 is a second schematic view of an end cap structure according to the present invention;
FIG. 6 is a third schematic illustration of an end cap structure according to the present invention;
fig. 7 is a fourth schematic view of an end cap structure according to the present invention.
In the figure, 1, end plate; 11. a vent hole; 2. protruding ridges; 3. an elastic clamping strip; 31. a clamping table; 301. the first elastic clamping strip; 302. the second elastic clamping strip; 303. a third elastic clamping strip; 304. a fourth elastic clamping strip; 4. a vent pipe; 41. an annular clamping table; 5. a limiting block; 6. a cartridge housing; 61. a limit clamping groove; 62. arc vent holes; 601. a first arc-shaped clamping groove; 602. a second arc-shaped clamping groove; 603. a third arc-shaped clamping groove; 604. a fourth arc-shaped clamping groove; 7. a hook assembly; 71. an oblique clamping plate; 711. a second clamping table; 72. an elastic plate; 73. foot supporting plates; 74. a material reducing port; 75. and (5) connecting a plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. It should be noted that, in the examples of the present invention, terms of left, middle, right, upper, lower, etc. are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.
As shown in fig. 1, 2 and 3, the carbon tank filter convenient to fix comprises a filter element shell 6, wherein an end cover is fixedly arranged at one end of the filter element shell 6, an air filter element is arranged in the filter element shell 6, a ventilation pipe 4 is arranged in the middle of the end cover in a penetrating manner, a ventilation through hole is formed in the filter element shell 6, and the ventilation through hole is an arc ventilation hole 62; be equipped with trip assembly 7 on the outer wall of filter core casing 6, trip assembly 7 includes foot board 73, the one end and the filter core casing 6 fixed connection of foot board 73, the other end of foot board 73 has set firmly outer curved elastic plate 72 and with the middle part fixed connection of this elastic plate 72 the middle part of elastic plate 72 is fixed with connecting plate 75 the both sides of connecting plate 75 free end have all set firmly slant cardboard 71, slant cardboard 71 all is towards the elastic plate 72. Comprises two clamping hook assemblies 7 and is respectively positioned at the upper part and the lower part of the filter element shell 6.
As shown in fig. 4 and 5, the end cover comprises an end plate 1, and the middle part of the upper surface of the end plate 1 is provided with the ventilation pipe 4 in a penetrating manner; the lower surface of the end plate 1 is provided with a convex rib 2 with a square cross section along the outer edge of the end plate 1, a gap is reserved between the outer edge of the convex rib 2 and the outer edge of the end plate 1, elastic clamping strips 3 which are vertically arranged are distributed on the lower end surface of the convex rib 2, clamping platforms 31 are fixedly arranged on the outer sides of the lower ends of the elastic clamping strips 3, and the side surfaces of two sides of the clamping platforms 31 are parallel to the side surfaces of two sides of the elastic clamping strips 3;
arc-shaped clamping grooves are formed in the filter element shell 6 at positions corresponding to the clamping tables 31, the arc-shaped clamping grooves are through grooves, the end faces of two ends of each arc-shaped clamping groove are planes and are parallel to the side faces of the clamping tables 31, and the clamping tables 31 are clamped in the arc-shaped clamping grooves; setting a diameter surface perpendicular to the end surface of the arc-shaped clamping groove on the filter element shell 6 as an A surface, wherein the filter element shell 6 provided with the arc-shaped clamping groove is symmetrical with respect to the A surface; the support leg plate 73, the elastic plate 72, the connecting plate 75 and the inclined clamping plate 71 are all perpendicular to the A plane and are symmetrical with respect to the A plane. An annular clamping table 41 is fixedly sleeved at the outer end part of the vent pipe 4.
As shown in fig. 2 and fig. 5, the arc-shaped clamping groove comprises a first arc-shaped clamping groove 601, a second arc-shaped clamping groove 602, a third arc-shaped clamping groove 603 and a fourth arc-shaped clamping groove 604, wherein the first arc-shaped clamping groove 601 and the second arc-shaped clamping groove 602 are respectively and symmetrically arranged with the fourth arc-shaped clamping groove 604 and the third arc-shaped clamping groove 603 relative to the surface a; the end plate 1 and the protruding rib 2 are both circular, the elastic clamping strip 3 is an arc plate and comprises a first elastic clamping strip 301, a second elastic clamping strip 302, a third elastic clamping strip 303 and a fourth elastic clamping strip 304, and the first elastic clamping strip 301, the second elastic clamping strip 302, the third elastic clamping strip 303 and the fourth elastic clamping strip 304 are respectively located in the first arc clamping groove 601, the second arc clamping groove 602, the third arc clamping groove 603 and the fourth arc clamping groove 604 in a one-to-one correspondence mode.
In fig. 7, a stopper 5 is disposed at a position on the outer edge of the end plate 1, which is located at the outer side of the outer ring of the ridge 2, and two side surfaces of the stopper 5 are parallel to the side surfaces of the elastic clamping strip 3. And a vent hole 11 is formed in the end plate 1 at the position of the inner ring of the convex rib 2.
In fig. 2 and 3, a second clamping table 711 is provided at the free end of the inclined clamping plate 71, and the second clamping table 711 is perpendicular to the a-plane and symmetrical to the a-plane. The diameter surface of the filter element shell 6, which is perpendicular to the surface A, is marked as the surface B, a limiting clamping groove 61 is formed in the edge of the opening at the upper end of the filter element shell 6, the side walls of the limiting clamping groove 61 are all parallel to the surface A, the limiting clamping groove 61 is symmetrical to the surface B, and the limiting block 5 is positioned in the limiting clamping groove 61. The end surfaces of the two ends of the arc-shaped vent hole 62 are parallel to the surface A, and the arc-shaped vent hole 62 is symmetrical to the surface B.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The carbon tank filter comprises a filter element shell, wherein one end of the filter element shell is fixedly provided with an end cover, an air filter element is arranged in the filter element shell, a vent pipe is arranged in the middle of the end cover in a penetrating manner, and a vent through hole is formed in the filter element shell; the method is characterized in that: the filter element comprises a filter element shell, and is characterized in that a clamping hook assembly is arranged on the outer wall of the filter element shell and comprises a foot supporting plate, one end of the foot supporting plate is fixedly connected with the filter element shell, an outer arc-shaped elastic plate is fixedly arranged at the other end of the foot supporting plate and is fixedly connected with the middle part of the elastic plate, a connecting plate is fixedly arranged in the middle part of the elastic plate, oblique clamping plates are fixedly arranged on two sides of the free end of the connecting plate, and the oblique clamping plates face the elastic plate;
the end cover comprises an end plate, and the middle part of the upper surface of the end plate is provided with the vent pipe in a penetrating way; the lower surface of the end plate is provided with a convex edge with a square cross section along the outer edge of the end plate, a gap is reserved between the outer edge of the convex edge and the outer edge of the end plate, elastic clamping strips which are vertically arranged are distributed on the lower end surface of the convex edge, clamping tables are fixedly arranged on the outer sides of the lower ends of the elastic clamping strips, and the side surfaces of the two sides of the clamping tables are parallel to the side surfaces of the two sides of the elastic clamping strips;
arc-shaped clamping grooves are formed in the filter element shell at positions corresponding to the clamping tables, the arc-shaped clamping grooves are through grooves, the end faces of two ends of each arc-shaped clamping groove are planes and are parallel to the side faces of the corresponding clamping table, and the clamping tables are clamped in the arc-shaped clamping grooves; setting a diameter surface perpendicular to the end surface of the arc-shaped clamping groove on the filter element shell as an A surface, wherein the filter element shell provided with the arc-shaped clamping groove is symmetrical with the A surface;
the foot supporting plate, the elastic plate, the connecting plate and the inclined clamping plate are perpendicular to the A face and symmetrical to the A face.
2. A carbon canister filter for facilitating fixation as defined in claim 1, wherein: the arc-shaped clamping grooves comprise a first arc-shaped clamping groove, a second arc-shaped clamping groove, a third arc-shaped clamping groove and a fourth arc-shaped clamping groove, and the first arc-shaped clamping groove and the second arc-shaped clamping groove are respectively and symmetrically arranged with the fourth arc-shaped clamping groove and the third arc-shaped clamping groove one by one relative to the A surface; the end plate and the protruding edge are circular, the elastic clamping strip is an arc-shaped plate and comprises a first elastic clamping strip, a second elastic clamping strip, a third elastic clamping strip and a fourth elastic clamping strip, and the first elastic clamping strip, the second elastic clamping strip, the third elastic clamping strip and the fourth elastic clamping strip are respectively located in the first arc-shaped clamping groove, the second arc-shaped clamping groove, the third arc-shaped clamping groove and the fourth arc-shaped clamping groove in a one-to-one correspondence mode.
3. A carbon canister filter for facilitating fixation as defined in claim 1, wherein: and vent holes are formed in the positions, located on the inner rings of the convex edges, of the end plates.
4. A carbon canister filter for facilitating fixation as defined in claim 1, wherein: an annular clamping table is fixedly sleeved at the end part of the outer end of the vent pipe.
5. A carbon canister filter for facilitating fixation as defined in claim 1, wherein: the free end of the inclined clamping plate is provided with a clamping table which is perpendicular to the A surface and symmetrical to the A surface.
6. A carbon canister filter for facilitating fixation as defined in claim 1, wherein: the diameter surface of the filter element shell, which is perpendicular to the surface A, is marked as a surface B, a limiting clamping groove is formed in the edge of an opening at the upper end of the filter element shell, the side walls of the limiting clamping groove are arranged in parallel with the surface A, and the limiting clamping groove is symmetrical relative to the surface B; the outer edge of the end plate is provided with a limiting block positioned at the outer side of the outer ring of the convex edge, the side surfaces of the two sides of the limiting block are parallel to the side surfaces of the elastic clamping strips, and the limiting block is positioned in the limiting clamping groove.
7. A carbon canister filter for facilitating fixation as defined in claim 6, wherein: the ventilation through holes are arc ventilation holes, end faces at two ends of each arc ventilation hole are parallel to the surface A, and the arc ventilation holes are symmetrical to the surface B.
8. A carbon canister filter for facilitating fixation according to any one of claims 1 to 7, wherein: the filter element comprises two clamping hook assemblies which are respectively positioned at the upper part and the lower part of the filter element shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811428500.XA CN109404170B (en) | 2018-11-27 | 2018-11-27 | Carbon tank filter convenient to fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811428500.XA CN109404170B (en) | 2018-11-27 | 2018-11-27 | Carbon tank filter convenient to fix |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109404170A CN109404170A (en) | 2019-03-01 |
| CN109404170B true CN109404170B (en) | 2023-09-12 |
Family
ID=65455902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811428500.XA Active CN109404170B (en) | 2018-11-27 | 2018-11-27 | Carbon tank filter convenient to fix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109404170B (en) |
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| Publication number | Publication date |
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| CN109404170A (en) | 2019-03-01 |
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