CN209322465U

CN209322465U - A kind of mechanical petroleum vapor recovery rifle

Info

Publication number: CN209322465U
Application number: CN201821758951.5U
Authority: CN
Inventors: 符峰源
Original assignee: Guangzhou Toheng Energy Technology Co Ltd
Current assignee: Guangzhou Toheng Energy Technology Co Ltd
Priority date: 2018-10-29
Filing date: 2018-10-29
Publication date: 2019-08-30
Anticipated expiration: 2028-10-29

Abstract

The utility model relates to petrol station later maintenance relevant device technical fields, in particular a kind of mechanical petroleum vapor recovery rifle, including oil gun ontology, one end of oil gun ontology is equipped with fuel pipe, fuel pipe is equipped with several air inlets close to one end tube wall of oil gun ontology, interconnecting piece is equipped between oil gun ontology and fuel pipe, the outer ring of interconnecting piece is equipped with seal rubber plug, is equipped with Oil/Gas Pipe in fuel pipe.The utility model structure is simple, it is easy to use, solve the problems, such as that existing petroleum vapor recovery oil gun recycling speed is slow, recovery efficiency is lower, steel plug sealing imprecision and steel plug are not easy to the elaioleucite condensed drippage, accelerate the efficiency of petroleum vapor recovery, improve the rate of recovery of oil gas, reduce oil gas spilling, both the waste of the energy had been reduced, reduce pollution of the oil gas to air again, the security risk in gas station is also reduced, safer oiling circumstance is provided to gas station attendant and autoist.

Description

A kind of mechanical petroleum vapor recovery rifle

Technical field

The utility model relates to petrol station later maintenance relevant device technical field, specially a kind of mechanical petroleum vapor recovery Rifle.

Background technique

In current filling station system, exhaust of oil is primarily generated at RTC unloading and automobile fuel filler the two rings Section, petroleum vapor recovery just refer to that the petrol gas that will volatilize collects, and passes through during loading and unloading gasoline and to group refueling One or both of the techniques such as absorption and sorption or condensation method, or the pollution of oil gas is reduced, or be changed into oil gas from gaseous state Liquid becomes gasoline again, achievees the purpose that recycling.The oil gas especially evaporated in vehicle refueling process, no Air can be only polluted, and readily accesses the electric spark in air and burning is caused even to cause explosion, it is abnormally dangerous, therefore must The spilling of oil gas in refueling process must be avoided as far as possible and recycles oil gas to the maximum extent.

Traditional self-sealing oil gun does not have petroleum vapor recovery function, therefore gradually replaced petroleum vapor recovery oil gun.It is existing Have and be generally provided only with an air inlet in the petroleum vapor recovery oil gun in technology, leads to that the speed of petroleum vapor recovery is slow, the rate of recovery is lower, The envelope gas hood that the upper end of oil nozzle can be equipped with black glue simultaneously prevents oil gas from overflowing, and the meeting also having setting steel plug in envelope gas hood is used for Fall back to oil gas condensation in fuel tank, but the sealing of steel plug is not tight enough, while it is all very small that oil gas, which condenses in steel beyond the Great Wall, Elaioleucite, generally only having will not even have elaioleucite to fall back in fuel tank on a small quantity, after oiling extract out oil gun when largely coagulate The oil or fat particles of knot still can be brought in air and volatilize rapidly, fuel oil waste and air pollution be caused, in consideration of it, we mention A kind of mechanical petroleum vapor recovery rifle out.

Utility model content

The purpose of this utility model is to provide a kind of mechanical petroleum vapor recovery rifles, to solve to propose in above-mentioned background technique Existing petroleum vapor recovery oil gun recovery efficiency is lower, the sealing of steel plug is not tight enough and steel plug can take elaioleucite in air to Problem.

To achieve the above object, the utility model provides the following technical solutions:

One end of a kind of mechanical petroleum vapor recovery rifle, including oil gun ontology, the oil gun ontology is equipped with fuel pipe, the combustion Oil pipe is equipped with several air inlets close to one end tube wall of the oil gun ontology, sets between the oil gun ontology and the fuel pipe There is interconnecting piece, the outer ring of the interconnecting piece is equipped with seal rubber plug, and the seal rubber plug is by rubber plug cylinder, glue bowl and several steel column groups At equipped with Oil/Gas Pipe in the fuel pipe, the Oil/Gas Pipe is closed at one end far from the oil gun ontology, and the Oil/Gas Pipe is close Lateral wall at sealed end is equipped with several air inlet pipe.

Preferably, one end of the interconnecting piece and the oil gun ontology seamless welding, the other end of the interconnecting piece and institute Fuel pipe seamless welding is stated, the lateral surface of the interconnecting piece is equipped with external screw thread.

Preferably, the glue bowl is located at the top of the rubber plug cylinder, the inner sidewall of the glue bowl and rubber plug cylinder upper end Lateral wall between be equipped with limit layer, the rubber plug cylinder, the limit layer and the glue bowl are an integral molding structure.

Preferably, the internal diameter of the rubber plug cylinder is equal with the outer diameter of the interconnecting piece, sets on the inner sidewall of the rubber plug cylinder There is the external screw thread matched with the interconnecting piece, the seal rubber plug is threadedly coupled with the interconnecting piece.

Preferably, one end of the steel column is embedded in the annular wall of the rubber plug cylinder, and the steel column is far from the rubber plug One end of cylinder is equipped with conus portion, and the top of the conus portion is arcwall face.

Preferably, several air inlet pipe are interspersed in tree-shaped, and the air inlet pipe is integrally formed with the Oil/Gas Pipe Structure.

Preferably, the air inlet is equal with the quantity of the air inlet pipe, and the position of the air inlet and the air inlet The position of pipe corresponds.

Preferably, one end of the air inlet pipe is communicated in the Oil/Gas Pipe, and the other end of the air inlet pipe passes through described Air inlet is communicated to outside the fuel pipe, the inner sidewall seamless welding of the lateral wall of the air inlet pipe and the air inlet.

Compared with prior art, the utility model has the beneficial effects that

1. the utility model by the way that several air inlet pipe are arranged on Oil/Gas Pipe, is arranged several with air inlet pipe phase on fuel pipe Corresponding air inlet, and each air inlet pipe is interspersed in tree-shaped, increases oil gas-air gaseous mixture in Oil/Gas Pipe and fuel tank The contact area of body enables Oil/Gas Pipe in the case where not influencing fuel oil proper flow, as more as possible and rapidly inspiration fuel tank Interior mixed gas improves the speed of recycling oil gas, improves the rate of recovery；

The steel plug sealed in gas hood is changed as rubber plug cylinder, rubber plug cylinder upper end setting glue bowl, rubber plug 2. the utility model passes through Setting limit layer, makes oil gun when refueling a car between cylinder and glue bowl, and reservoir port can be sealed clamping by rubber plug cylinder, cooperates glue The dual-seal of bowl, effectively can avoid oil gas from overflowing, while seal rubber plug is threadedly coupled with oil gun, can improve leakproofness, also It is conveniently replaceable seal rubber plug easy to aging, improves the service life of oil gun；

3. circular cone is arranged by being embedded several steel columns, the top of steel column in rubber plug cylinder interior annular face in the utility model The top in portion, conus portion is set as arcwall face, makes to contact liquefied elaioleucite with steel column in fuel tank and is easier to collect drippage, prevents small Elaioleucite taken out of and evaporate into air by oil gun, reduce the waste of fuel oil.

In conclusion the utility model structure is simple, and it is easy to use, solve existing petroleum vapor recovery oil gun recycling speed Slowly, recovery efficiency is lower, steel plug seals imprecision and steel plug is not easy to the problem of elaioleucite condensed drips, and accelerates petroleum vapor recovery Efficiency, improve the rate of recovery of oil gas, reduce oil gas spilling, not only reduced the waste of the energy, but also reduce oil gas to sky The pollution of gas also reduces the security risk in gas station, provides to gas station attendant and autoist safer Oiling circumstance.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the mechanical petroleum vapor recovery rifle of the utility model；

Fig. 2 is the structural schematic diagram of the interconnecting piece of the utility model；

Fig. 3 is the structural schematic diagram of the seal rubber plug of the utility model；

Fig. 4 is the cross section structure schematic diagram of the fuel pipe of the utility model；

Fig. 5 is the structure of the Oil/Gas Pipe of the utility model and its positive structure diagram in the face A.

In figure: 1, oil gun ontology；11, interconnecting piece；2, fuel pipe；21, air inlet；3, seal rubber plug；31, rubber plug cylinder； 311, layer is limited；32, glue bowl；33, steel column；331, conus portion；4, Oil/Gas Pipe；41, air inlet pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " centre ", "upper", "lower", "top", "bottom" "inner", The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this reality It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.

In addition, " several " are meant that at least one in the description of the present invention, such as one, two etc., unless Separately there is clearly specific restriction.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution:

A kind of mechanical petroleum vapor recovery rifle, as shown in Figure 1-3, including oil gun ontology 1, one end of oil gun ontology 1 is equipped with combustion Oil pipe 2, fuel pipe 2 is equipped with several air inlets 21 close to one end tube wall of oil gun ontology 1, between oil gun ontology 1 and fuel pipe 2 Equipped with interconnecting piece 11, the outer ring of interconnecting piece 11 is equipped with seal rubber plug 3, and seal rubber plug 3 is by rubber plug cylinder 31, glue bowl 32 and several steel Column 33 forms.

It is worth noting that the internal structure for the oil gun ontology 1 being related in the present embodiment is general self-sealing oil gun Mechanical main valve, secondary valve and self-styled mechanism etc. is arranged inside in structure, and the one end of oil gun ontology 1 far from fuel pipe 2 is logical Oil pipe is crossed to be connected in fuel charger.In addition, the oil gun ontology 1 being related in the present embodiment is the prior art, the technology of this field Personnel may be implemented completely, be not necessarily to superfluous words, and the content of the utility model protection is not related to structure and work to oil gun ontology 1 yet The improvement of principle.

In the present embodiment, one end of interconnecting piece 11 and 1 seamless welding of oil gun ontology, the other end and fuel pipe of interconnecting piece 11 2 seamless weldings keep the overall structure of oil gun solid firm, and sealing structure between oil gun ontology 1 and fuel pipe 2, prevent oil leak Gas leakage.

In the present embodiment, glue bowl 32 is located at the top of rubber plug cylinder 31, the inner sidewall of glue bowl 32 and 31 upper end of rubber plug cylinder it is outer Limit layer 311 is equipped between side wall, rubber plug cylinder 31, limit layer 311 and glue bowl 32 are an integral molding structure, and make seal rubber plug 3 Overall structure complete closure, when rubber plug cylinder 31 snaps fit onto reservoir port, limit layer 311 can play good sealing to reservoir port Effect cooperates the dual-seal of glue bowl 32, and oil gas spilling can be effectively prevented.

Further, in this embodiment the internal diameter of rubber plug cylinder 31 is equal with the outer diameter of interconnecting piece 11, the outside of interconnecting piece 11 Face is equipped with external screw thread, and the inner sidewall of rubber plug cylinder 31 is equipped with the external screw thread matched with interconnecting piece 11, seal rubber plug 3 with connect Portion 11 is threadedly coupled, and threaded connection is conducive to reinforce leakproofness, and seal rubber plug 3 is glue product, is chronically exposed in air and holds Easy to aging, threaded connection is also convenient for replacement seal rubber plug 3.

In the present embodiment, one end of steel column 33 is embedded in the annular wall of rubber plug cylinder 31, and steel column 33 is far from rubber plug cylinder 31 One end is equipped with conus portion 331, and the top of conus portion 331 is arcwall face, and oil gas is touching ice-cold tiny 33 Shi Huining of steel column Form elaioleucite, small elaioleucite can accumulate big elaioleucite along the flowing of the prism of conus portion 331, be conducive to the oil of condensation Grain is fallen back in fuel tank, while the arcwall face on 331 top of conus portion can stab staff to avoid careless.

Specifically, the lower end of rubber plug cylinder 31 is equipped with several steel columns 33, and the quantity of steel column 33 is preferably eight in the present embodiment. In addition, steel columns 33 can be set as much as possible in the case where not influencing oil gas condensation and 3 normal use of seal rubber plug more, it is close Several steel columns 33 of collection setting are more difficult to stab human body or pricks other bad articles.

In addition, seal rubber plug 3 is made of nitrile rubber, material have good air-tightness, oil resistivity, water resistance, Abrasion resistance, heat resistance and excellent adhesive property.

As illustrated in figures 4-5, Oil/Gas Pipe 4, closed at one end, the oil gas far from oil gun ontology 1 of Oil/Gas Pipe 4 are equipped in fuel pipe 2 Lateral wall of the pipe 4 at sealed end is equipped with several air inlet pipe 41.

In the present embodiment, several air inlet pipe 41 are interspersed in tree-shaped, and air inlet pipe 41 and Oil/Gas Pipe 4 are integrally formed knot Structure, the tree-shaped structure being interspersed can expand the caliber of air inlet pipe 41 as much as possible, while will not be to fuel oil in fuel pipe 2 Flow velocity generates too much influence.

In the present embodiment, air inlet 21 is equal with the quantity of air inlet pipe 41, and the position of air inlet 21 and air inlet pipe 41 Position corresponds, and increases the quantity of air inlet 21, that is, increases Oil/Gas Pipe 4 and connect with oil gas-air mixture in fuel tank Contacting surface product can effectively improve Oil/Gas Pipe 4 and absorb the amount of oil gas and the speed of absorption.

In addition, several air inlets 21 are arranged on fuel pipe 2, several air inlet pipe 41 are set on Oil/Gas Pipe 4, in the present embodiment, The quantity of air inlet 21 and air inlet pipe 41 is both preferably four.

In the present embodiment, one end of air inlet pipe 41 is communicated in Oil/Gas Pipe 4, and the other end of air inlet pipe 41 passes through air inlet 21 It is communicated to outside fuel pipe 2, the lateral wall of air inlet pipe 41 and the inner sidewall seamless welding of air inlet 21 guarantee the inside of fuel pipe 2 Space sealing avoids fuel oil leakage and oil gas from overflowing.

In addition, the one end of Oil/Gas Pipe 4 far from air inlet pipe 41 can be pumped by the petroleum vapor recovery in fuel charger in the present embodiment Carry out liquefaction be recovered in oil tank, can also individually be switched to other device for recovering oil and gas (such as Poor oil absorbing device for recovering oil and gas) into Row more refinement and clean recycling, bringing impurity during avoiding petroleum vapor recovery rifle from recycling into causes to pollute original combustion in oil tank Oil.

The working principle of the mechanical petroleum vapor recovery rifle of the utility model is: first that seal rubber plug 3 and interconnecting piece 11 is tight It is close to connect, then the fuel pipe 2 of oil gun is put in the fuel tank of automobile, and inwardly slightly firmly make rubber plug cylinder 31 and limit layer 311 by the tight clamping of reservoir port, while making the close gland of glue bowl 32 at the outer of reservoir port, then normal to refuel, and adds Oil gun can be gently shaken after oil again to extract oil gun, and rapidly closely seals fuel tank flap；In oil gun to fuel tank During interior injection fuel oil, fuel oil enters fuel tank, oil after flowing downwardly through the gap between several air inlet pipe 41 from fuel pipe 2 Amount of fuel in case increases, and liquid level, which rises, is pressed into oil gas from each air inlet 21 for oil gas-air mixed gas in fuel tank In pipe 4, because reservoir port is tightly sealed, the amount of fuel that may be implemented to inject how many capacity substantially can recycle the mixed of how many capacity Gas is closed, while a small amount of oil gas can condense on the surface of steel column 33 and collect and drip along the inclined surface of conus portion 331, Oil gun is gently shaken after oiling to shake off down the elaioleucite on 331 top of conus portion, avoid being taken out of and being volatilized by oil gun Into air.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. a kind of mechanical petroleum vapor recovery rifle, including oil gun ontology (1), it is characterised in that: one end of the oil gun ontology (1) is set Have fuel pipe (2), the fuel pipe (2) is equipped with several air inlets (21) close to one end tube wall of the oil gun ontology (1), institute It states and is equipped with interconnecting piece (11) between oil gun ontology (1) and the fuel pipe (2), the outer ring of the interconnecting piece (11) is equipped with sealant It fills in (3), the seal rubber plug (3) is made of rubber plug cylinder (31), glue bowl (32) and several steel columns (33), the fuel pipe (2) Interior to be equipped with Oil/Gas Pipe (4), the Oil/Gas Pipe (4) is closed at one end far from the oil gun ontology (1), and the Oil/Gas Pipe (4) is close Lateral wall at sealed end is equipped with several air inlet pipe (41).

2. mechanical petroleum vapor recovery rifle according to claim 1, it is characterised in that: one end of the interconnecting piece (11) and institute State oil gun ontology (1) seamless welding, the other end and the fuel pipe (2) seamless welding of the interconnecting piece (11), the connection The lateral surface in portion (11) is equipped with external screw thread.

3. mechanical petroleum vapor recovery rifle according to claim 2, it is characterised in that: the glue bowl (32) is located at the rubber plug The top of cylinder (31) is equipped with limit layer between the inner sidewall of the glue bowl (32) and the lateral wall of the rubber plug cylinder (31) upper end (311), the rubber plug cylinder (31), the limit layer (311) and the glue bowl (32) are an integral molding structure.

4. mechanical petroleum vapor recovery rifle according to claim 3, it is characterised in that: the internal diameter of the rubber plug cylinder (31) and institute The outer diameter for stating interconnecting piece (11) is equal, and the inner sidewall of the rubber plug cylinder (31) is outer equipped with what is matched with the interconnecting piece (11) Screw thread, the seal rubber plug (3) are threadedly coupled with the interconnecting piece (11).

5. mechanical petroleum vapor recovery rifle according to claim 4, it is characterised in that: one end of the steel column (33) is embedded In the annular wall of the rubber plug cylinder (31), the steel column (33) is equipped with conus portion (331) far from one end of the rubber plug cylinder (31), The top of the conus portion (331) is arcwall face.

6. mechanical petroleum vapor recovery rifle according to claim 1, it is characterised in that: several air inlet pipe (41) are in tree-shaped It is interspersed, the air inlet pipe (41) is an integral molding structure with the Oil/Gas Pipe (4).

7. mechanical petroleum vapor recovery rifle according to claim 6, it is characterised in that: the air inlet (21) and the air inlet The quantity for managing (41) is equal, and the position of the position of the air inlet (21) and the air inlet pipe (41) corresponds.

8. mechanical petroleum vapor recovery rifle according to claim 7, it is characterised in that: one end of the air inlet pipe (41) is connected to In to the Oil/Gas Pipe (4), the other end of the air inlet pipe (41) passes through the air inlet (21) and is communicated to the fuel pipe (2) Outside, the inner sidewall seamless welding of the lateral wall of the air inlet pipe (41) and the air inlet (21).