CN208518781U - A kind of four barrel canister - Google Patents
A kind of four barrel canister Download PDFInfo
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- CN208518781U CN208518781U CN201820799204.XU CN201820799204U CN208518781U CN 208518781 U CN208518781 U CN 208518781U CN 201820799204 U CN201820799204 U CN 201820799204U CN 208518781 U CN208518781 U CN 208518781U
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- adsorbent chamber
- shell
- atmospheric air
- adsorption orifice
- adsorbent
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Abstract
The utility model discloses a kind of four barrel canisters, including shell and end cap, it further include the adsorption orifice being connected with enclosure interior space, mouth and atmospheric air port is desorbed, wherein, adsorption orifice is connected with fuel tank, atmospheric air port is connected with atmosphere, the enclosure interior sets the cavity for being interconnected and being filled with adsorbent material there are three head and the tail, the air inlet adsorbent chamber being respectively connected with adsorption orifice, the outlet adsorbent chamber being connected with atmospheric air port and the extension adsorbent chamber that air inlet adsorbent chamber is connected with outlet adsorbent chamber, gasoline vapor enters canister from adsorption orifice and successively passes through air inlet adsorbent chamber, extend adsorbent chamber and outlet adsorbent chamber and finally escapes canister from atmospheric air port, three cavitys, which are connected to end, increases the path that gasoline vapor passes through during adsorption orifice arrival atmospheric air port, adsorbent material can more fully adsorb gasoline vapor, therefore, This programme can reduce gasoline vapor and escape into atmosphere from canister.
Description
Technical field
The utility model relates to a kind of canister, in particular to a kind of four barrel canister.
Background technique
Canister is generally seated between petrol tank and engine.Since gasoline is a kind of volatile liquid, fire at normal temperature
Fuel tank is often fill with steam, and the effect of evaporative fuel emission control device is the gasoline that when will refuel and the volatilization of daily fuel tank generates
Steam is introduced into motor intake manifold and burns and prevent from evaporateing into atmosphere, and what this process played an important role is canister.
Such as the Chinese patent disclosure of Publication No. CN107076063A, it discloses a kind of canister, including shell, set
The first Room and second Room inside housings are set, the first indoor first adsorbent is filled in and is filled in second indoor
Two adsorbents further include that the evaporated fuel being connected with enclosure interior imports port, removes port and atmosphere opening port, gasoline
When evaporation from evaporated fuel import port enter enclosure interior, by the first Room and second Room during can by first absorption
Agent and the absorption of the second adsorbent are fallen, and the gas by absorption is discharged to the outside in air from atmosphere opening port.
In the program, port is imported from evaporated fuel after fuel vaporization and enters the first Room, then by interconnecting part around excessive
Next door enters second Room, finally from atmosphere opening port escape, the path that fuel vapour flows through is shorter, may have it is more not by
First adsorbent and the second adsorbent fuel vapour are escaped from atmosphere opening port.
Utility model content
The purpose of the utility model is to provide a kind of four barrel canisters, its advantage is that gasoline vapor can be reduced from atmospheric air port
Evolution.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of four barrel canister,
It further include the adsorption orifice being connected with enclosure interior space, desorption mouth and atmospheric air port, wherein adsorption orifice including shell and end cap
It is connected with fuel tank, atmospheric air port is connected with atmosphere, and the adsorption orifice is located at the one end of shell far from end cap, the atmospheric air port position
One end of proximal cover is leaned in shell, the enclosure interior is equipped with the air inlet adsorbent chamber being connected with adsorption orifice, is connected with atmospheric air port
Logical outlet adsorbent chamber and the extension adsorbent chamber between air inlet adsorbent chamber and outlet adsorbent chamber；Air inlet adsorbent chamber, outlet
Adsorbent material is filled in adsorbent chamber and extension adsorbent chamber；Extend to be equipped between adsorbent chamber and air inlet adsorbent chamber and consolidate with inner walls
Surely the first partition connected, first partition are equipped with air inlet adsorbent chamber is connected with extension adsorbent chamber the by one end of proximal cover
One communication port；Extend the second partition for being equipped between adsorbent chamber and outlet adsorbent chamber and being fixedly connected with inner walls, second partition
One end far from end cap, which is equipped with, will extend the second communication port that adsorbent chamber is connected with outlet adsorbent chamber.
Through the above technical solutions, from adsorption orifice entering air inlet adsorbent chamber after gasoline evaporation in fuel tank, then from first
Communication port enters extension adsorbent chamber, then enters outlet adsorbent chamber from the second communication port, and canister finally is discharged from atmospheric air port；Entire
In flow process, air-flow is by two turnovers, and flow path is long, adsorption material relatively high with the contact probability of adsorbent material
Material can be more abundant to gasoline vapor adsorption.Therefore, it is possible to reduce gasoline vapor is escaped from atmospheric air port.
The utility model is further arranged to: the electromagnetism that control atmospheric air port opens or closes is connected on the atmospheric air port
Valve.
Through the above technical solutions, solenoid valve, is commonly called as CVS or CVV, solenoid valve and pressure sensor matching are entire to control
The sealing performance of fuel system, the switch of CVV is controlled by automobile computer, and pressure sensor tests the decline of pressure of fuel system
To detect leakproofness.
The utility model is further arranged to: it is covered with the dust cover being fixedly connected with the shell outside the solenoid valve,
The communicating pipe that dust cover internal cavities are connected with atmosphere is fixedly connected on dust cover.
Through the above technical solutions, dust cover can protect solenoid valve, and this structure is labyrinth structure, passes through gas
The flow direction of stream and gravity influence, and reach 35 grams of anti-gray of requirement, mainly for the protection of the cleannes of CVV, play dust-proof appearance
The effect of ash.
The utility model is further arranged to: be fixedly connected on the shell for the grafting that is correspondingly arranged on automobile
The plugboard that slot plugs.
Through the above technical solutions, passing through plugboard and inserting groove phase relative in such a way that fastener is fastenedly connected
Canister can be more easily fixed on automobile by grafting.
The utility model is further arranged to: the adsorption orifice and outside are covered with the liquid collecting being fixedly connected with the shell
Device, adsorption orifice are connected by the internal cavity of liquid trap with fuel tank.
Through the above technical solutions, the gasoline that the dynamic leakage of oil tank system generates flows into liquid trap, work as oil tank system
When negative pressure, air oil dropping apparatus tonifying Qi can be back to fuel tank from the pipeline being connected with adsorption orifice with the gasoline after liquefaction.Liquid trap
Gasoline can be stored, gasoline is avoided to be directly entered canister, pollute active powdered carbon.
The utility model is further arranged to: the adsorbent material is active powdered carbon.
Through the above technical solutions, active powdered carbon has stronger adsorption desorption performance, can effectively steam adsorption desorption gasoline
Vapour, and active powdered carbon is solid granulates convenient for preservation.
In conclusion the utility model has the following beneficial effects:
1, air inlet adsorbent chamber, outlet adsorbent chamber and extension adsorbent chamber can make under the separation of first partition and second partition
The gasoline vapor for entering canister from adsorption orifice gets to atmospheric air port behind longer path, in the paths with adsorbent material phase
It contacts and material can be adsorbed and sufficiently adsorb, reduce gasoline vapor and escape into atmosphere；
2, adsorbent material is active powdered carbon, and active powdered carbon has stronger adsorption desorption performance, can carry out to gasoline vapor
Effectively adsorption desorption.
Detailed description of the invention
Fig. 1 is the outline structural diagram of the utility model；
Fig. 2 is the schematic diagram for embodying housing interior structure；
Fig. 3 is the schematic diagram of body plugboard structure；
Fig. 4 is the cross-sectional view embodied in Fig. 3 at A-A.
In figure, 1, shell；11, adsorption orifice；12, atmospheric air port；13, air inlet adsorbent chamber；14, outlet adsorbent chamber；15, extend and inhale
Attached chamber；16, first partition；17, the first communication port；18, second partition；19, the second communication port；101, plugboard；102, reinforce
Muscle；2, end cap；3, liquid trap；31, mouth is desorbed；4, solenoid valve；5, dust cover；51, communicating pipe.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: a kind of four barrel canister, as shown in Figure 1, including shell 1 and end cap 2, in conjunction with Fig. 2, one end of shell 1
Be communicated with adsorption orifice 11 and with the desorption mouth 31 that is connected inside shell 1, shell 1 is equipped with atmospheric air port by one end of proximal cover 2
12, adsorption orifice 11 is connected with fuel tank (being not drawn into figure), and the gasoline vapor generated after the gasoline evaporation in fuel tank can be from suction
Attached mouth 11 enters in shell 1, and adsorbent material is filled in shell 1, is used for absorbing gasoline steam, external empty when automobile starting
Gas is inhaled into inside shell 1 from atmospheric air port 12, and air brings the gasoline vapor being adsorbed in adsorbent material into desorption mouth 31, air
Enter motor intake manifold from desorption mouth 31 with gasoline vapor mixed gas and provides gasoline vapor for automotive engine combustion chamber.
As shown in Fig. 2, being covered with liquid trap 3 outside adsorption orifice 11, liquid trap 3 is fixedly connected with shell 1, and adsorption orifice 11 passes through
Cavity inside liquid trap 3 is connected with fuel tank, may assemble some liquid gasolines, liquid collecting between adsorption orifice 11 and desorption mouth 31
Device 3 can store gasoline, and avoiding gasoline from being directly entered the active powdered carbon of canister pollution makes canister fail.
As shown in Figure 3 and Figure 4, the air inlet adsorbent chamber 13 being connected with adsorption orifice 11 and atmospheric air port 12 are equipped with inside shell 1
The outlet adsorbent chamber 14 being connected and the extension adsorbent chamber 15 that air inlet adsorbent chamber 13 is connected with atmosphere adsorbent chamber；Air inlet is inhaled
The first partition 16 being fixedly connected with 1 inner wall of shell is equipped between attached chamber 13 and extension adsorbent chamber 15, first partition 16 is far from suction
One end of attached mouth 11 is equipped with the first communication port 17, and air inlet adsorbent chamber 13 is connected with extension adsorbent chamber 15 by the first communication port 17
It is logical；Extend the second partition 18 for being equipped between adsorbent chamber 15 and outlet adsorbent chamber 14 and being fixedly connected with 1 inner wall of shell, second partition
18 one end far from end cap 2 are equipped with the second communication port 19, extend between adsorbent chamber 15 and outlet adsorbent chamber 14 and are connected to by second
Mouth 19 is connected；Gasoline vapor enters air inlet adsorbent chamber 13 from adsorption orifice 11, is then entered by the first communication port 17 and extends chamber,
Outlet adsorbent chamber is entered by the second communication port 19 again, finally escapes shell 1 from atmospheric air port 12.
As shown in figure 3, being filled with adsorption material inside air inlet adsorbent chamber 13, extension adsorbent chamber 15 and outlet adsorbent chamber 14
Material, adsorbent material can be active carbon powder, and the adsorption desorption performance of active powdered carbon is stronger, can effectively absorbing gasoline steam.
The model of active powdered carbon can be BAX1500 or BAX1100LD.Gasoline vapor from adsorption orifice 11 enter shell 1 after flowing road
The path of arrow meaning in line such as Fig. 4, air inlet adsorbent chamber 13 extend adsorbent chamber 15 and outlet adsorbent chamber 14 is connected to end makes vapour
Oil vapour reaches the path length flowed through during atmospheric air port 12 from adsorption orifice 11 and increases, and increases active powdered carbon and gasoline vapor
The probability being in contact, active powdered carbon can more fully absorbing gasoline steam, reduction gasoline vapor escape into atmosphere from canister,
Energy conservation and environmental protection.
As shown in Figure 2 and Figure 4, atmospheric air port 12 is connected with solenoid valve 4, and solenoid valve 4 is commonly called as CVS or CVV, it and pressure pass
Sensor matches to control the sealing performance of entire fuel system, passes through the switch that automobile computer controls CVV, pressure sensor test
The decline of pressure of fuel system seals to detect.
As shown in figure 4, being covered with dust cover 5 outside solenoid valve 4, dust cover 5 is fixedly connected with shell 1, for solenoid valve 4
It is protected, other objects is avoided to collide or squeeze with solenoid valve 4.Being fixedly connected on dust cover 5 will be inside dust cover 5
The communicating pipe 51 that cavity is connected with atmosphere, the gas in canister enters dust cover 5 from atmospheric air port 12, then is discharged from communicating pipe 51
Into atmosphere；And this structure is labyrinth structure, is influenced by the flow direction of air-flow and gravity, reaches 35 grams of anti-gray of requirement,
Mainly for the protection of the cleannes of CVV, the dust-proof effect for holding ash is played.
As shown in figures 1 and 3, be fixedly connected with plugboard 101 on shell 1, for the grafting that is correspondingly arranged on automobile
Slot (being not drawn into figure) plugs, and relative in such a way that fastener is fastenedly connected, is mutually inserted by plugboard 101 with inserting groove
Connecing more easily to be fixed on canister on automobile, and when installation is more laborsaving.
Have reinforcing rib 102 at regular intervals between each other as shown in Figure 1, being fixedly connected on shell 1, shell can be improved
The structural strength of body 1.
The course of work: gasoline vapor first enters air inlet adsorbent chamber 13 from adsorption orifice 11, then enters from the first communication port 17
Extend adsorbent chamber 15, then enter outlet adsorbent chamber 14 from the second communication port 19, finally escapes canister from atmospheric air port 12；Due to gasoline
Steam is long from the arrival of adsorption orifice 11 12 paths traversed of atmospheric air port, by air inlet adsorbent chamber 13, extends 15 and of adsorbent chamber
After outlet adsorbent chamber 14, adsorbent material more fully absorbing gasoline steam, reduction gasoline vapor can escape canister into atmosphere.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of four barrel canister, including shell (1) and end cap (2) further include the absorption being connected with shell (1) inner space
Mouth (11), desorption mouth (31) and atmospheric air port (12), wherein adsorption orifice (11) is connected with fuel tank, atmospheric air port (12) and big gas phase
Connection, it is characterized in that: the adsorption orifice (11) is located at the one end of shell (1) far from end cap (2), the atmospheric air port (12) is located at shell
Body (1) leans on the one end of proximal cover (2), be equipped with inside the shell (1) the air inlet adsorbent chamber (13) being connected with adsorption orifice (11),
The outlet adsorbent chamber (14) that is connected with atmospheric air port (12) and between air inlet adsorbent chamber (13) and outlet adsorbent chamber (14)
Extension adsorbent chamber (15)；Adsorption material is filled in air inlet adsorbent chamber (13), outlet adsorbent chamber (14) and extension adsorbent chamber (15)
Material；Extend the first partition (16) for being equipped between adsorbent chamber (15) and air inlet adsorbent chamber (13) and being fixedly connected with shell (1) inner wall,
First partition (16) is equipped with air inlet adsorbent chamber (13) is connected with extension adsorbent chamber (15) first by the one end of proximal cover (2)
Communication port (17)；Extend second for being equipped between adsorbent chamber (15) and outlet adsorbent chamber (14) and being fixedly connected with shell (1) inner wall
Partition (18), second partition (18) is equipped with far from the one end of end cap (2) will extend adsorbent chamber (15) and outlet adsorbent chamber (14) phase
The second communication port (19) of connection.
2. a kind of four barrel canister according to claim 1, it is characterized in that: it is big to be connected with control on the atmospheric air port (12)
The solenoid valve (4) that port (12) opens or closes.
3. a kind of four barrel canister according to claim 2, it is characterized in that: be covered with outside the solenoid valve (4) with it is described
The dust cover (5) that shell (1) is fixedly connected is fixedly connected on dust cover (5) and dust cover (5) internal cavities is connected with atmosphere
Logical communicating pipe (51).
4. a kind of four barrel canister according to claim 1, is used for it is characterized in that: being fixedly connected on the shell (1)
The plugboard (101) plugged with the inserting groove being correspondingly arranged on automobile.
5. a kind of four barrel canister according to claim 1, it is characterized in that: being fixedly connected on the shell (1) outer surface
There are reinforcing rib (102).
6. a kind of four barrel canister according to claim 1, it is characterized in that: the adsorption orifice (11) and outside are covered with and institute
The liquid trap (3) that shell (1) is fixedly connected is stated, adsorption orifice (11) is connected by the internal cavity of liquid trap (3) with fuel tank.
7. a kind of four barrel canister according to claim 1, it is characterized in that: the adsorbent material is active powdered carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820799204.XU CN208518781U (en) | 2018-05-25 | 2018-05-25 | A kind of four barrel canister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820799204.XU CN208518781U (en) | 2018-05-25 | 2018-05-25 | A kind of four barrel canister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208518781U true CN208518781U (en) | 2019-02-19 |
Family
ID=65339524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820799204.XU Active CN208518781U (en) | 2018-05-25 | 2018-05-25 | A kind of four barrel canister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208518781U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973256A (en) * | 2019-03-30 | 2019-07-05 | 廊坊华安汽车装备有限公司 | A kind of canister improving air inlet degree of purity |
| CN110966123A (en) * | 2019-11-16 | 2020-04-07 | 廊坊华安汽车装备有限公司 | Carbon tank with airflow flowing stably |
| CN114738142A (en) * | 2022-05-06 | 2022-07-12 | 斯丹德汽车系统（苏州）有限公司 | Novel carbon tank structure capable of meeting complex automobile body |
-
2018
- 2018-05-25 CN CN201820799204.XU patent/CN208518781U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973256A (en) * | 2019-03-30 | 2019-07-05 | 廊坊华安汽车装备有限公司 | A kind of canister improving air inlet degree of purity |
| CN109973256B (en) * | 2019-03-30 | 2020-03-24 | 廊坊华安汽车装备有限公司 | Carbon tank for improving air inlet purity |
| CN110966123A (en) * | 2019-11-16 | 2020-04-07 | 廊坊华安汽车装备有限公司 | Carbon tank with airflow flowing stably |
| CN114738142A (en) * | 2022-05-06 | 2022-07-12 | 斯丹德汽车系统（苏州）有限公司 | Novel carbon tank structure capable of meeting complex automobile body |
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