CN220551185U - Commercial car carbon tank assembly suitable for six emission standards in fuel country - Google Patents
Commercial car carbon tank assembly suitable for six emission standards in fuel country Download PDFInfo
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- CN220551185U CN220551185U CN202322379343.0U CN202322379343U CN220551185U CN 220551185 U CN220551185 U CN 220551185U CN 202322379343 U CN202322379343 U CN 202322379343U CN 220551185 U CN220551185 U CN 220551185U
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- trapezoid body
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 195
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 149
- 239000000446 fuel Substances 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 238000003795 desorption Methods 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 10
- 239000000295 fuel oil Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 11
- 239000003921 oil Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a commercial vehicle carbon tank assembly suitable for a fuel national six-emission standard, which relates to the technical field of carbon tank assemblies and comprises a carbon tank, a pressure sensor, an air filter and a carbon tank stop valve, wherein the carbon tank comprises a shell, a cover plate, a stop valve mounting cover and a liquid collector, the shell consists of a large long trapezoid body I and a small long trapezoid body II, the bottoms of the long trapezoid body I and the long trapezoid body II are connected, openings are formed in the upper parts of the long trapezoid body I and the long trapezoid body II, a first cavity is arranged in the long trapezoid body I, a second cavity is arranged in the long trapezoid body II, and active carbon with different adsorption capacities is filled in the first cavity and the second cavity.
Description
Technical Field
The utility model relates to the technical field of carbon tank assemblies, in particular to a commercial vehicle carbon tank assembly suitable for the national six-emission standard of fuel oil.
Background
With the gradual deterioration of energy forms, the global environment is increasingly severe, the evaporative pollutants of vehicles are also gradually paid attention to by domestic passenger car market users, and with the national six-law promulgation about the evaporative emission of light automobiles, the more stringent the requirements for the evaporation of HC compounds of the whole vehicle are. According to the carbon tank designed according to the limit value requirement of the five regulations in the past, the requirements of the evaporation emission of the whole automobile cannot be met along with the determination of the six laws in China, so that under the new regulation form, how to redesign the original carbon tank, so that the whole automobile meets the harsher regulations, and the carbon tank is a problem which needs to be faced by automobile manufacturers in the field of national independent brands.
The carbon tank is mostly arranged in the automobile wheel housing, and because the carbon tank is relatively closed and shielded by the wheel housing, the road splashes and dust are relatively less, so the carbon tank is relatively clean compared with other environments of the chassis; however, in the case of commercial vehicles (vans), the lack of a wheel cover structure, the placement of the carbon canister is a problem.
Meanwhile, the oil filling pipe of the small truck is relatively short, and large back pressure in the oil tank is not allowed in the oil filling process, so that the ventilation resistance of the carbon tank is reduced, the smoothness of oil filling is improved, and the problem to be considered is also solved.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a commercial vehicle carbon tank assembly suitable for the six emission standards of the fuel country so as to solve the problems of high ventilation resistance and unsmooth refueling of the carbon tank in the prior art.
The technical scheme for solving the technical problems is that the commercial vehicle carbon tank assembly suitable for the fuel country six emission standards comprises a carbon tank, a pressure sensor, an air filter and a carbon tank stop valve, wherein the carbon tank comprises a shell, a cover plate, a stop valve mounting cover and a liquid collector, the shell consists of a large long strip trapezoid body I and a small long strip trapezoid body II, the bottoms of the long strip trapezoid body I and the long strip trapezoid body II are connected, openings are formed in the upper parts of the long strip trapezoid body I and the long strip trapezoid body II, a first cavity is arranged in the long strip trapezoid body I, a second cavity is arranged in the long strip trapezoid body II, and activated carbon with different adsorption capacities is filled in the first cavity and the second cavity.
The utility model further adopts the technical scheme that: the heights of the activated carbon filled in the first cavity and the second cavity are consistent, and the ratio of the activated carbon in the first cavity to the activated carbon in the second cavity is 900ml ml to 1300ml:500 And the active carbon in the first cavity is BAX1500 active carbon, and the active carbon in the second cavity is BAX1100LD active carbon.
The utility model further adopts the technical scheme that: the opening formed at the upper parts of the long trapezoid body I and the long trapezoid body II is provided with a reinforcing rib.
The utility model further adopts the technical scheme that: the side of the shell is provided with an upper ear plate, a lower ear plate and a clamping groove, and the ear plates are provided with bolt holes.
The utility model further adopts the technical scheme that: the liquid collector is fixed at the top of the long trapezoid body I, the liquid collector integrates an adsorption pipe orifice and a desorption pipe orifice, the inside of the liquid collector is divided into a first chamber and a second chamber which are arranged side by side, the first chamber is communicated with the adsorption pipe orifice, and the second chamber is communicated with the desorption pipe orifice.
The utility model further adopts the technical scheme that: the pressure sensor is arranged on one side of an adsorption pipe orifice and a desorption pipe orifice on the liquid trap, the carbon tank stop valve is arranged on the top of the long trapezoid body II through a stop valve mounting cover, and the cover plate is fixed at the bottom of the shell.
The utility model further adopts the technical scheme that: the air filter is square or round, and is arranged on the liquid collector or fixed on the automobile chassis.
The utility model further adopts the technical scheme that: the air filter is connected with the carbon tank stop valve through a carbon tank through air pipe I, the other end of the air filter is connected with a carbon tank through air pipe II, and the carbon tank through air pipe II is fixed on the girder through a fixing buckle.
The utility model further adopts the technical scheme that: the bottom and the top of first cavity and the bottom and the top of second cavity all are provided with the sponge layer.
The utility model further adopts the technical scheme that: a partition plate is arranged between the sponge layers at the bottoms of the first cavity and the second cavity and the cover plate, and a spring is arranged between the partition plate and the cover plate.
Due to the adoption of the structure, the commercial vehicle carbon tank assembly suitable for the fuel country six emission standard has the following beneficial effects compared with the prior art:
1. reduce the ventilation resistance of the carbon tank and ensure smoother oiling
The carbon tank shell comprises a large-small long trapezoid body I and a long trapezoid body II, a first cavity is arranged in the long trapezoid body I, a second cavity is arranged in the long trapezoid body II, the design of the large cavity and the small cavity is adopted, the capability of adsorbing hydrocarbon of the carbon tank is not affected, the flowing length of gas is reduced, the ventilation resistance of the carbon tank is further reduced, sponge layers are arranged at the bottom and the top of the first cavity and the bottom and the top of the second cavity, non-woven fabrics are replaced by sponge, the integral ventilation resistance of the carbon tank is effectively reduced, and the carbon tank is more smoothly filled.
2. Improving the utilization rate of the activated carbon
The carbon tank shell consists of the long trapezoid body I and the long trapezoid body II, the whole carbon tank is higher, the first cavity and the second cavity are more beneficial to improving the utilization rate of active carbon after being pulled up, the whole shape of the carbon tank is square, the top is designed with a larger balance space, and through reasonable design, the area without air flow is avoided, and the utilization rate of the active carbon is improved; the first cavity is filled with BAX1500 active carbon with higher working capacity, and the second cavity is filled with BAX1100LD active carbon with lower working capacity, so that the carbon tank can achieve better balance on high working capacity and low emission.
3. Long service life
Because commercial vehicles (wagons) lack wheel cover structures, the working environment of the carbon tank is often bad, and the carbon tank at one end of the air filter is fixed on the girder through the fixed buckle, so that the carbon tank can utilize the air in a relatively airtight and clean space in the girder when the carbon tank is desorbed and pumped from the outside, the carbon tank can be effectively prevented from sucking excessive dust, meanwhile, due to the protection of the girder, water under the working conditions of road splashing and rain does not enter the carbon tank, the carbon tank can be effectively protected, and the service life of the carbon tank is prolonged;
the carbon tank adopts an integral liquid collector, the inside of the liquid collector is divided into a first chamber and a second chamber which are arranged side by side, the first chamber is communicated with an adsorption pipe orifice, the second chamber is communicated with a desorption pipe orifice, and the liquid collector has a certain function of temporarily storing liquid gasoline, so that the gasoline is prevented from flowing backwards into the carbon tank, and the carbon tank is damaged; and the liquid trap is divided into two chambers, so that unstable operation of the engine caused by direct entering of the too-concentrated gasoline vapor into the engine can be prevented.
4. Reducing production cost
The carbon tank shell consists of the long trapezoid body I and the long trapezoid body II, the first cavity and the second cavity are long trapezoid bodies, the whole structures of the two cavities are similar, the universality of built-in parts is guaranteed, the investment of a die is reduced, and error prevention is facilitated; the liquid collector is used as a single component, so that the injection mold is reduced, clamping in manufacturing is facilitated, the production process of the carbon tank is simplified, and the production cost is further reduced.
5. Simple assembly and maintenance
The pressure sensor and the carbon tank stop valve are respectively arranged on the long trapezoid body I and the long trapezoid body II, the two parts are far apart, and the pressure sensor and the carbon tank stop valve have enough installation space and operation space for connecting connectors during loading, so that the assembly is easier; the air filter is fixed on the liquid collector in an inserting and back-off mode, the carbon tank is also installed in an inserting and back-off mode, connection is reliable, and later replacement and maintenance are convenient.
6. High integration level
The carbon tank assembly of the commercial vehicle integrates the carbon tank, the pressure sensor, the air filter and the carbon tank stop valve, has high integration level, and has reasonable and compact layout of all parts.
Drawings
FIG. 1 is a front view of a commercial vehicle canister assembly adapted for the six emissions standards of the fuel country according to the first embodiment;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a front view of a canister according to an embodiment one;
FIG. 5 is a left side view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a cross-sectional view A-A of FIG. 6;
FIG. 8 is a schematic perspective view of a carbon canister assembly for a commercial vehicle adapted to a fuel national six emission standard according to the second embodiment;
in the figure: 1-carbon tank, 2-pressure sensor, 3-air filter, 4-carbon tank stop valve, 11-casing, 111-first cavity, 112-second cavity, 113-active carbon, 12-apron, 13-stop valve installation lid, 14-liquid trap, 141-adsorption pipe mouth, 142-desorption pipe mouth, 143-first room, 144-second room, 15-otic placode, 16-draw-in groove, 17-strengthening rib, 18-sponge layer, 19-baffle, 20-spring, 5-carbon tank atmospheric duct I, 6-carbon tank atmospheric duct II, 61-fixed buckle.
Detailed Description
Example 1
As shown in fig. 1 to 6, a commercial vehicle carbon tank assembly suitable for the six emission standards of the fuel country comprises a carbon tank 1, a pressure sensor 2, an air filter 3 and a carbon tank stop valve 4, wherein the carbon tank 1 comprises a shell 11, a cover plate 12, a stop valve mounting cover 13 and a liquid collector 14;
as shown in fig. 7, the housing 11 is composed of a large and a small long trapezoid body i and a long trapezoid body ii (the long trapezoid body i and the long trapezoid body ii are trapezoid bodies with longer sides), the bottoms of the long trapezoid body i and the long trapezoid body ii are connected, openings are formed in the upper parts of the long trapezoid body i and the long trapezoid body ii, and the mechanical strength of the carbon tank can be ensured by the reinforcing ribs 17 arranged at the openings; the long trapezoid body I is internally provided with the first cavity 111, the long trapezoid body II is internally provided with the second cavity 112, and the two cavities are arranged, so that the carbon discharging time of a carbon discharging device is saved, the first cavity 111 and the second cavity 112 are long trapezoid bodies, the whole carbon tank is higher and square, a larger balance space is designed at the top of the carbon tank, the area without air flow is avoided, the utilization rate of active carbon is ensured, and the flowing length of air is reduced because of only two cavities, so that the ventilation resistance is reduced, and the oiling is smoother; the activated carbon 113 filled in the first cavity 111 is BAX1500 activated carbon with higher adsorption capacity, the activated carbon 113 filled in the second cavity 112 is BAX1100LD activated carbon with lower adsorption capacity, and the carbon tank can achieve better balance on high working capacity and low emission; the ratio of activated carbon in the first cavity 111 and the second cavity 112 was 1100ml:700ml, the two cavities are designed according to the carbon loading amount, so that the heights of the active carbon at the bottoms of the two cavities are consistent, and the cover plate is convenient to install;
the liquid collector 14 integrates an adsorption pipe orifice 141 and a desorption pipe orifice 142, the inside of the liquid collector is divided into a first chamber 143 and a second chamber 144 which are arranged side by side, the first chamber 143 is communicated with the adsorption pipe orifice 141, the second chamber 144 is communicated with the desorption pipe orifice 142, and the liquid collector has a certain function of temporarily storing liquid gasoline, so that the gasoline is prevented from flowing backwards into the carbon tank, and the carbon tank is damaged; the liquid collector, the stop valve mounting cover and the cover plate are connected with the shell in a vibration friction welding mode, the liquid collector 14 is fixed at the top of the long trapezoid body I, the air filter 3 is circular in shape, the air filter 3 is mounted on the liquid collector 14 in an inserting and reversing mode, later replacement and maintenance are facilitated, the pressure sensor 2 is fixed on one side of an adsorption pipe orifice 141 and a desorption pipe orifice 142 on the liquid collector 14, the carbon tank stop valve 4 is mounted at the top of the long trapezoid body II through the stop valve mounting cover 13, and the cover plate 12 is mounted at the bottom of the shell 11; the pressure sensor and the carbon tank stop valve are respectively fixed on the long trapezoid body I and the long trapezoid body II, so that the assembly is easy, and the blasting performance of the carbon tank can be improved;
the air filter 3 is connected with the carbon tank stop valve 4 through a carbon tank air-through pipe I5, the other end of the air filter 3 is connected with a carbon tank air-through pipe II 6, the carbon tank air-through pipe II 6 is fixed on the girder through a fixed buckle 61, when the carbon tank is desorbed and air is pumped from the outside, the carbon tank can utilize the air in the girder which is relatively airtight and clean, and because of the protection of the girder, the ventilation of a fuel system can be still maintained when the automobile is waded, the ash and water inlet of the carbon tank are better prevented, and the service life of the filter is prolonged;
an upper ear plate 15, a lower ear plate 15 and a clamping groove 16 are arranged on one side surface of the shell 11, bolt holes are formed in the ear plates 15, and the carbon tank is suspended and installed on the chassis in a three-point fixing mode;
the bottom and the top of the first cavity 111 and the bottom and the top of the second cavity 112 are respectively provided with a sponge layer 18, and the sponge is used for replacing non-woven fabrics, so that the overall ventilation resistance of the carbon tank is effectively reduced; a partition plate 19 is arranged between the sponge layer 18 at the bottoms of the first cavity 111 and the second cavity 112 and the cover plate 12, a spring 20 is arranged between the partition plate 19 and the cover plate 12, and the spring pushes the partition plate to squeeze the activated carbon, so that the activated carbon is compacted.
Example two
Unlike the first embodiment, the air cleaner 3 of the present embodiment has a square shape, and the air cleaner 3 is fixed to the chassis of the automobile, and has the following specific structure:
as shown in fig. 8, a commercial vehicle carbon tank assembly suitable for the fuel national six-emission standard comprises a carbon tank 1, a pressure sensor 2, an air filter 3 and a carbon tank stop valve 4, wherein the carbon tank 1 comprises a shell 11, a cover plate 12, a stop valve mounting cover 13 and a liquid collector 14;
as shown in fig. 4-7, the shell 11 is composed of a large long trapezoid body i and a small long trapezoid body ii (the long trapezoid body i and the long trapezoid body ii are trapezoid bodies with longer sides), the bottoms of the long trapezoid body i and the long trapezoid body ii are connected, openings are formed in the upper parts of the long trapezoid body i and the long trapezoid body ii, and the mechanical strength of the carbon tank can be guaranteed through the reinforcing ribs 17 arranged at the openings; the long trapezoid body I is internally provided with the first cavity 111, the long trapezoid body II is internally provided with the second cavity 112, and the two cavities are arranged, so that the carbon discharging time of a carbon discharging device is saved, the first cavity 111 and the second cavity 112 are long trapezoid bodies, the whole carbon tank is higher and square, a larger balance space is designed at the top of the carbon tank, the area without air flow is avoided, the utilization rate of active carbon is ensured, and the flowing length of air is reduced because of only two cavities, so that the ventilation resistance is reduced, and the oiling is smoother; the activated carbon 113 filled in the first cavity 111 is BAX1500 activated carbon with higher adsorption capacity, the activated carbon 113 filled in the second cavity 112 is BAX1100LD activated carbon with lower adsorption capacity, and the carbon tank can achieve better balance on high working capacity and low emission; the ratio of activated carbon in the first cavity 111 and the second cavity 112 was 1100ml:700ml, the two cavities are designed according to the carbon loading amount, so that the heights of the active carbon at the bottoms of the two cavities are consistent, and the cover plate is convenient to install;
the liquid collector 14 integrates an adsorption pipe orifice 141 and a desorption pipe orifice 142, the inside of the liquid collector is divided into a first chamber 143 and a second chamber 144 which are arranged side by side, the first chamber 143 is communicated with the adsorption pipe orifice 141, the second chamber 144 is communicated with the desorption pipe orifice 142, and the liquid collector has a certain function of temporarily storing liquid gasoline, so that the gasoline is prevented from flowing backwards into the carbon tank, and the carbon tank is damaged; the liquid collector, the stop valve mounting cover and the cover plate are connected with the shell in a vibration friction welding mode, the liquid collector 14 is fixed at the top of the long trapezoid body I, the air filter 3 is square in shape and can be fixed on the chassis of an automobile in combination with the arrangement space of the automobile body, the pressure sensor 2 is fixed on one side of an adsorption pipe orifice 141 and a desorption pipe orifice 142 on the liquid collector 14, the carbon tank stop valve 4 is mounted at the top of the long trapezoid body II through the stop valve mounting cover 13, and the cover plate 12 is mounted at the bottom of the shell 11; the pressure sensor and the carbon tank stop valve are respectively fixed on the long trapezoid body I and the long trapezoid body II, so that the assembly is easy, and the blasting performance of the carbon tank can be improved;
the air filter 3 is connected with the carbon tank stop valve 4 through a carbon tank air-through pipe I5, the other end of the air filter 3 is connected with a carbon tank air-through pipe II 6, the carbon tank air-through pipe II 6 is fixed on the girder through a fixed buckle 61, when the carbon tank is desorbed and air is pumped from the outside, the carbon tank can utilize the air in the girder which is relatively airtight and clean, and because of the protection of the girder, the ventilation of a fuel system can be still maintained when the automobile is waded, the ash and water inlet of the carbon tank are better prevented, and the service life of the filter is prolonged;
an upper ear plate 15, a lower ear plate 15 and a clamping groove 16 are arranged on one side surface of the shell 11, bolt holes are formed in the ear plates 15, and the carbon tank is suspended and installed on the chassis in a three-point fixing mode;
the bottom and the top of the first cavity 111 and the bottom and the top of the second cavity 112 are respectively provided with a sponge layer 18, and the sponge is used for replacing non-woven fabrics, so that the overall ventilation resistance of the carbon tank is effectively reduced; a partition plate 19 is arranged between the sponge layer 18 at the bottoms of the first cavity 111 and the second cavity 112 and the cover plate 12, a spring 20 is arranged between the partition plate 19 and the cover plate 12, and the spring pushes the partition plate to squeeze the activated carbon, so that the activated carbon is compacted.
The working principle of the utility model is as follows:
the adsorption pipe orifice is used for communicating the carbon tank with the oil tank, the desorption pipe orifice is used for communicating the carbon tank with the engine, and the carbon tank through-air pipe I and the carbon tank through-air pipe II are used for communicating the carbon tank with the atmosphere; the adsorption pipe orifice and the desorption pipe orifice are both communicated with the first cavity, the carbon tank is communicated with the second cavity through the atmospheric pipe I, and the first cavity and the second cavity are communicated at the bottom of the shell;
during adsorption, gasoline vapor in the oil tank enters the first cavity from the adsorption pipe orifice through the liquid collector and flows from the first cavity to the second cavity, the gasoline vapor is adsorbed by the activated carbon, and the activated carbon can fully adsorb the gasoline vapor;
during desorption, air sequentially enters the second cavity from the carbon tank through air pipe II, the air filter and the carbon tank through air pipe I and flows to the first cavity, so that fuel steam in the first cavity and the second cavity is separated from active carbon, and the fuel steam enters an engine air inlet manifold from a desorption pipe orifice along with gas through the liquid trap for combustion.
Claims (10)
1. The utility model provides a commercial car carbon tank assembly suitable for six emission standards in fuel country, includes carbon tank (1), pressure sensor (2), air cleaner (3) and carbon tank stop valve (4), carbon tank (1) include casing (11), apron (12), stop valve installation lid (13) and collector (14), its characterized in that: the shell (11) comprises a large-small long trapezoid body I and a long trapezoid body II, the bottoms of the long trapezoid body I and the long trapezoid body II are connected, an opening is formed in the upper portions of the long trapezoid body I and the long trapezoid body II, a first cavity (111) is formed in the long trapezoid body I, a second cavity (112) is formed in the long trapezoid body II, and activated carbon (113) with different adsorption capacities is filled in the first cavity (111) and the second cavity (112).
2. A commercial vehicle canister assembly according to claim 1 adapted to the national six emission standard for fuel, wherein: the heights of the activated carbon (113) filled in the first cavity (111) and the second cavity (112) are consistent, and the ratio of the activated carbon in the first cavity (111) to the activated carbon in the second cavity (112) is 900ml ml to 1300ml:500 ml-900 ml, wherein the active carbon (113) of the first cavity (111) is BAX1500 active carbon, and the active carbon (113) of the second cavity (112) is BAX1100LD active carbon.
3. A commercial vehicle canister assembly according to claim 1 adapted to the national six emission standard for fuel, wherein: the opening formed at the upper parts of the long trapezoid body I and the long trapezoid body II is provided with a reinforcing rib (17).
4. A commercial vehicle canister assembly according to claim 1 adapted to the national six emission standard for fuel, wherein: an upper ear plate (15) and a lower ear plate (16) and a clamping groove (16) are arranged on the side face of the shell (11), and bolt holes are formed in the ear plates (15).
5. A commercial vehicle canister assembly according to claim 1 adapted to the national six emission standard for fuel, wherein: the liquid collector (14) is fixed at the top of the long trapezoid body I, the liquid collector (14) integrates an adsorption pipe orifice (141) and a desorption pipe orifice (142), the liquid collector (14) is internally divided into a first chamber (143) and a second chamber (144) which are arranged side by side, the first chamber (143) is communicated with the adsorption pipe orifice (141), and the second chamber (144) is communicated with the desorption pipe orifice (142).
6. A commercial vehicle canister assembly according to claim 5 adapted for the six emission standards for fuel oil, wherein: the pressure sensor (2) is arranged on one side of an adsorption pipe orifice (141) and a desorption pipe orifice (142) on the liquid collector (14), the carbon tank stop valve (4) is arranged on the top of the long trapezoid body II through a stop valve mounting cover (13), and the cover plate (12) is fixed at the bottom of the shell (11).
7. A commercial vehicle canister assembly according to claim 5 adapted for the six emission standards for fuel oil, wherein: the air filter (3) is square or round, and the air filter (3) is arranged on the liquid collector (14) or fixed on the chassis of the automobile.
8. A commercial vehicle canister assembly according to claim 7 adapted for the six emission standards for fuel oil, wherein: the air filter (3) is connected with the carbon tank stop valve (4) through a carbon tank through air pipe I (5), the other end of the air filter (3) is connected with a carbon tank through air pipe II (6), and the carbon tank through air pipe II (6) is fixed on a girder through a fixing buckle (61).
9. A commercial vehicle canister assembly according to claim 1 adapted to the national six emission standard for fuel, wherein: the bottom and the top of the first cavity (111) and the bottom and the top of the second cavity (112) are both provided with a sponge layer (18).
10. A commercial vehicle canister assembly according to claim 9 adapted to the national six emission standard for fuel, wherein: a partition plate (19) is arranged between the sponge layer (18) at the bottoms of the first cavity (111) and the second cavity (112) and the cover plate (12), and a spring (20) is arranged between the partition plate (19) and the cover plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379343.0U CN220551185U (en) | 2023-09-01 | 2023-09-01 | Commercial car carbon tank assembly suitable for six emission standards in fuel country |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379343.0U CN220551185U (en) | 2023-09-01 | 2023-09-01 | Commercial car carbon tank assembly suitable for six emission standards in fuel country |
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| Publication Number | Publication Date |
|---|---|
| CN220551185U true CN220551185U (en) | 2024-03-01 |
Family
ID=90008098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322379343.0U Active CN220551185U (en) | 2023-09-01 | 2023-09-01 | Commercial car carbon tank assembly suitable for six emission standards in fuel country |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551185U (en) |
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2023
- 2023-09-01 CN CN202322379343.0U patent/CN220551185U/en active Active
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