CN105502271B - Oiling sleeve pipe - Google Patents
Oiling sleeve pipe Download PDFInfo
- Publication number
- CN105502271B CN105502271B CN201610007974.1A CN201610007974A CN105502271B CN 105502271 B CN105502271 B CN 105502271B CN 201610007974 A CN201610007974 A CN 201610007974A CN 105502271 B CN105502271 B CN 105502271B
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- oil filling
- pipe
- filling pipe
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
- B67D7/54—Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of oiling sleeve pipe, for nozzle, it includes the confession fuel oil oil filling pipe passed through and the telescopic sleeve pipe being set in outside the oil filling pipe that entrance point is connected on the fuel oil gun body；In inactive state, the port of export end of the oil filling pipe is located in the telescopic sleeve pipe；In fueling state, the telescopic sleeve pipe is compressed, the port of export of the oil filling pipe stretches out from the telescopic sleeve pipe.Oil filling pipe is arranged wherein by the present invention by telescopic sleeve pipe so that oil filling pipe does not leak outside；When refueling, telescopic sleeve pipe compresses, and oil filling pipe is protruded into oiling container, can prevent fuel oil and oil and gas leakage.
Description
Technical field
The present invention relates to a kind of nozzle component, more particularly to a kind of oiling sleeve pipe for nozzle.
Background technology
At present, it is all to use nozzle vehicle to be refueled, and is injected oil into the fuel tank on vehicle.Generally, refueling
During, it is to be in open state between oil filling pipe and fuel tank, oil gas easily leaks, and causes potential safety hazard.In addition, refueling
After end, nozzle departs from after fuel tank, and the remaining fluid meeting water clock of its gun barrel is come out, and a part of oil gas can also be evaporated, and be made
Into environment is also polluted while energy waste, there is potential safety hazard.
Although some existing nozzle gun barrels can realize self-sealing function, and realize that the Self-sealing valve of self-sealing function is arranged on and add
In the gun body of oil gun, trapped fuel in gun barrel after Self-sealing valve still can water clock come out, it is impossible to thoroughly realize antidrip.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of oiling sleeve pipe available for nozzle.
The technical solution adopted for the present invention to solve the technical problems is：A kind of oiling sleeve pipe is provided, for nozzle, bag
Include oil filling pipe that the confession fuel oil that entrance point is connected on the fuel oil gun body passes through and be set in outside the oil filling pipe can
Telescopic tube；
In inactive state, the port of export end of the oil filling pipe is located in the telescopic sleeve pipe；
In fueling state, the telescopic sleeve pipe is compressed, the port of export of the oil filling pipe is from the telescopic sleeve pipe
It is interior to stretch out.
Preferably, the oiling sleeve pipe also includes being arranged on one end end of the telescopic sleeve pipe away from the gun body
Closeouts；
In the inactive state, the closeouts block the oil filling pipe in the telescopic sleeve pipe；
In the fueling state, the port of export top of the oil filling pipe opens the closeouts and stretches out the scalable set
Pipe.
Preferably, the closeouts include closure seat and plugging sheet, and the closure seat is provided with its two ends of insertion, for described
The passage that oil filling pipe is passed through, the plugging sheet is rotatably provided in the passage by dynamic clamping head and quiet clamping head, closing or open institute
State passage；The end abutment of the telescopic sleeve pipe is on the closure seat；
In the inactive state, the port of export of the oil filling pipe is located in the passage, and positioned at the plugging sheet
Inner side, the plugging sheet is by the channel enclosed；In the fueling state, the oiling tube top opens the plugging sheet, makes described
Plugging sheet rotates the open passage, and the port of export of the oil filling pipe stretches out the closure seat through the passage.
Preferably, the oiling sleeve pipe also includes the first end cap for being set in the oil filling pipe entrance point periphery, described first
The periphery of end cap be provided with ring-shaped step, the telescopic sleeve pipe towards the gun body one end end abutment in the ring-shaped step
On；
The first end is covered provided with least one through hole, and the through hole radially extends the first end cap described in insertion, connection
Inside the telescopic sleeve pipe；Vacuum-breaking valve of the through hole provided with closing or the open through hole, in the scalable set
Opened and the open through hole during pipe internal negative pressure.
Preferably, the telescopic sleeve pipe is elastic metallic bellows.
Preferably, the oil filling pipe includes linkage section, the inserting paragraph of insertion fuel tank and the connection being connected with the gun body
Bendable tune between the linkage section and inserting paragraph, the entrance point is located on the linkage section, and the port of export is located at
In the inserting paragraph.
Preferably, it is provided with the oil filling pipe along the oil filling pipe is axially extending and is isolated oil discharge passage and self-styled logical
Road；Oil filling pipe described in the oil discharge passage insertion；The self-styled passage ends in the inserting paragraph, also, the inserting paragraph
Pore self-sealing of the side wall provided with radial direction insertion to the self-styled passage.
Preferably, it is additionally provided with drip-proof check-valves at the port of export of the oil filling pipe；
The check-valves includes pedestal, telescopic elastic component and is connected to by the elastic component on the pedestal
Valve block；The valve block is arranged in the oil discharge passage, is moved by the valve block to closer or far from the pedestal direction
And control the break-make of the oil discharge passage.
Preferably, the oiling sleeve pipe also includes the protection sleeve pipe for being set in the telescopic sleeve pipe periphery, described scalable
The length of sleeve pipe and oil filling pipe is more than the length of the protection sleeve pipe；
In the inactive state, the protection sleeve pipe is stretched out in described telescopic sleeve pipe one end；
In the fueling state, the telescopic sleeve pipe compression enters in the protection sleeve pipe, makes going out for the oil filling pipe
Mouth end is stretched out from the telescopic sleeve pipe.
Preferably, the protection sleeve pipe include body and be arranged on the body end with fuel tank cap rotary fastening
Connector；
The connector includes the cylinder being axially connected on the body end and is arranged on the cylinder and institute
State the bindiny mechanism of fuel tank cap fastening；
The bindiny mechanism includes several shackle members with the fuel tank cap by rotating the stopper engaged, the stopper
It is arranged on end face of the cylinder away from the body；Several stoppers are spaced apart, the interval shape between the stopper
Passed through into for the shackle member to enter the breach of the cylinder；Or,
The bindiny mechanism is included in the screw thread coordinated with the fuel tank cap that the cylinder inboard wall is set.
Beneficial effects of the present invention：Oil filling pipe is arranged wherein by telescopic sleeve pipe so that oil filling pipe does not leak outside；Adding
Telescopic sleeve pipe compresses when oily, oil filling pipe is protruded into oiling container, can prevent fuel oil and oil and gas leakage.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is structural representation of the oiling sleeve pipe of one embodiment of the invention on nozzle；
Fig. 2 is the profile of nozzle shown in Fig. 1；
Fig. 3 is structural representation when nozzle shown in Fig. 2 is in fueling state；
Fig. 4 is the structural representation of oil filling pipe in Fig. 2；
Fig. 5 is the profile of telescopic sleeve pipe in Fig. 2；
Fig. 6 is the structural representation of protection sleeve pipe in Fig. 2；
Fig. 7 is the dimensional structure diagram of fuel tank cap in Fig. 3；
Fig. 8 is the cross-sectional view of another embodiment of fuel tank cap in Fig. 3.
Embodiment
In order to which technical characteristic, purpose and effect to the present invention are more clearly understood from, now compare accompanying drawing and describe in detail
The embodiment of the present invention.
As shown in Figure 1, 2, the oiling sleeve pipe of one embodiment of the invention, for nozzle, is assemblied in the gun body 10 of nozzle
On.The oiling sleeve pipe includes oil filling pipe 20 and the telescopic sleeve pipe 30 being set in outside oil filling pipe 20, the entrance point of oil filling pipe 20
It is connected in gun body 10, passes through for fuel oil.
As shown in Fig. 2 in inactive state (non-refuelling), the port of export end of oil filling pipe 20 is located in telescopic sleeve pipe 30；
As shown in figure 3, in fueling state, compressing telescopic sleeve pipe 30, the port of export of oil filling pipe 20 stretches out from telescopic sleeve pipe 30.
Wherein, oil filling pipe 20 can be the metal tube of solid shape, or flexible metal tube.With reference to Fig. 4, this implementation
In example, oil filling pipe 20 is flexible oil filling pipe, and it includes the oiling containers such as linkage section 21, the insertion fuel tank being connected with gun body 10
Inserting paragraph 23 and the bendable tune 22 that is connected between linkage section 21 and inserting paragraph 23, the entrance point of oil filling pipe 20 is located at
On linkage section 21, the port of export is located in inserting paragraph 23.The bending of whole oil filling pipe 20 is realized by the bending of bendable tune 22, can
The direction of the inserting paragraph 23 of oil filling pipe 20 is adjusted, convenient insertion oiling container is refueled.
Preferably, the bendable tune 22 of oil filling pipe 20 is wavy metal pipeline section.
It is provided with oil discharge passage 24 and self-styled passage 25 in oil filling pipe 20, oil discharge passage 24 and self-styled passage 25 are along oil filling pipe 20
It is axially extending and be isolated；Oil discharge passage 24 is for fuel oil by enter oiling container.Wherein, the insertion oil filling pipe of oil discharge passage 24
20, i.e., extend to inserting paragraph 23, the entrance point and the port of export of insertion oil filling pipe 20 from linkage section 21.Self-styled passage 25 ends in slotting
Enter section 23, through the entrance point of oil filling pipe 20, and not through the port of export of oil filling pipe 20.Also, the side wall of inserting paragraph 23 is provided with
Radial direction insertion is to the pore self-sealing 26 of self-styled passage 25, and when refueling, pore self-sealing 26 can be connected with inside oiling container.Hold when refueling
When device fills it up with oil, fluid blocks pore self-sealing 26, and nozzle then jumps rifle and stops oiling.
Further, drip-proof check-valves 27 is additionally provided with the port of export of oil filling pipe 20.The check-valves 27 is in oil filling pipe
It is located at the outside of self-styled passage 25 on 20.Check-valves 27 also avoids nozzle from frequently jumping rifle.
As a kind of embodiment, check-valves 27 includes pedestal 271, telescopic elastic component 272 and passes through elastic component
272 are connected to the valve block 273 on pedestal 271.Valve block 273 is arranged in oil discharge passage 24, by valve block 273 to closer or far from
Move and control the break-make of oil discharge passage 24 in the direction of pedestal 271.Check-valves 27 can be arranged on going out for oil filling pipe 20 by pedestal 271
On mouth end.The periphery of pedestal 271 can coordinate provided with screw thread and the inner circumferential of inserting paragraph 23, or the outlet provided with step Yu inserting paragraph 23
End is fastened.
The end face relative with valve block 273 of pedestal 271 is additionally provided with through hole 274, leads to when oil discharge passage 24 is opened with fuel-displaced
Road 24 is connected.
Further, sealed step 28 is provided with oil discharge passage 24；Valve block 273 is pushed in the pushing effect of elastic component 272
Tightening seal step 28, closes oil discharge passage 24.
The sealed step 28 is that the hole in the middle part of the ring-shaped step being arranged on the inwall of inserting paragraph 23, ring-shaped step is less than valve block
273, when valve block 273 is pressed in sealed step 28, the hole in the middle part of ring-shaped step is closed, the closing of oil discharge passage 24 is realized.
During oiling, with reference to Fig. 2,4, fuel oil flow to oil filling pipe 20 from gun body 10, flow to valve block 273 in oil discharge passage 24, pushes away
Pressure valve piece 273, makes valve block 273 leave sealed step 28 to close to the movement of the direction of pedestal 271, open oil discharge passage 24, fuel oil
Flowed out by through hole 274 on oil discharge passage 24 and pedestal 271.When there is fuel flow returns to flow to valve block 273 by through hole 274, valve
Piece 273 is pressed in sealed step 28 by pushing, closes oil discharge passage 24, prevents fuel oil from entering oil discharge passage 24.In non-refuelling
When, valve block 273 is pushed by the restoring force of elastic component 272 and is pressed in sealed step 28, is closed oil discharge passage 24, is prevented oil filling pipe
20 oil drippings, so as to play drip-proof effect.
Telescopic sleeve pipe 30 is preferably elastic metallic bellows, is set in outside oil filling pipe 20 so that oil filling pipe 20 is not exposed,
Protect oil filling pipe 20.
Further, as shown in Fig. 2,3,5, the oiling sleeve pipe also includes being arranged on telescopic sleeve pipe 30 away from gun body 10
Closeouts 50 on the end of one end.In inactive state, closeouts 50 block oil filling pipe 20 in telescopic sleeve pipe 30；Refueling
State, the port of export top Kaifeng blocking piece 50 of oil filling pipe 20 stretches out telescopic sleeve pipe 30.
Closeouts 50 include closure seat 51 and plugging sheet 52, and closure seat 51 is worn provided with its two ends of insertion, for oil filling pipe 20
The passage 53 crossed, plugging sheet 52 is rotatably provided in passage 53 by dynamic clamping head and quiet clamping head, closing or open channel 53；It is scalable
The end abutment of sleeve pipe 30 is on closure seat 51.Blocking the periphery of seat 51 can match somebody with somebody provided with the end of step and telescopic sleeve pipe 30
Close.
In inactive state, the port of export of oil filling pipe 20 is located in passage 53, and positioned at the inner side of plugging sheet 52, plugging sheet 52 will
Passage 53 is closed；In fueling state, the top of oil filling pipe 20 Kaifeng jam 52 makes plugging sheet 52 rotate open channel 53, oil filling pipe 20
The port of export through passage 53 and stretch out closure seat 51.
Further, the oiling sleeve pipe also includes the first end cap 29 for being set in the entrance point of oil filling pipe 20 periphery, the first end cap
29 periphery be provided with ring-shaped step 290, telescopic sleeve pipe 30 towards gun body 10 one end end abutment on ring-shaped step 290,
One end of telescopic sleeve pipe 30 is fixed on oil filling pipe 20.First end cap 29 also closes telescopic sleeve pipe 30, it is to avoid dust
Deng entering, can also oil gas be avoided to leak.
One end of first end cap 29 can be close-coupled in gun body 10, the other end of the telescopic sleeve pipe 30 from the first end cap 29
It is arranged its periphery and is connected on ring-shaped step 290.Gap is formed between the periphery of oil filling pipe 20 and the first end cap 29 so that
Space between telescopic sleeve pipe 30 and oil filling pipe 20 passes through gap and the intracavity inter-connection of gun body 10；During oiling, oil gas is added
Draw back oil tank in space of the vacuum pumping pump between telescopic sleeve pipe 30 and oil filling pipe 20 before oil gun.
In order to avoid the excessive generation negative pressure inside telescopic sleeve pipe 30 of vacuum pump power is excessive, the first end cap 29 is provided with
At least one through hole 291, through hole 291 is radially extended inside the first end cap of insertion 29, connection telescopic sleeve pipe 30.On through hole 291
Provided with the vacuum-breaking valve 292 for closing or opening through hole 291, opened in 30 internal negative pressure of telescopic sleeve pipe and open through hole 292.
Vacuum-breaking valve 292 includes the components such as valve seat, spring, steel ball, and in 30 internal negative pressure of telescopic sleeve pipe, steel ball is at valve seat opening
Moved inside to valve seat, the passage on open valve seat, so that open through hole 291.
Further, the oiling sleeve pipe also includes the protection sleeve pipe 40 for being set in the periphery of telescopic sleeve pipe 30, scalable set
The length of pipe 30 and oil filling pipe 20 is more than the length of protection sleeve pipe 40.In inactive state, protection is stretched out in the one end of telescopic sleeve pipe 30
Sleeve pipe 40；In fueling state, the compression of telescopic sleeve pipe 30 enters in protection sleeve pipe 40, makes the port of export of oil filling pipe 20 from scalable
Stretched out in sleeve pipe 30.Protection sleeve pipe 40 plays further protective effect to telescopic sleeve pipe 30 and oil filling pipe 20.
Again as Figure 1-3, protection sleeve pipe 40 is metal tube, and it may include the body for being set in the periphery of telescopic sleeve pipe 30
41 and the connector of the end of body 41 is arranged on, connector is used for and the rotary fastening of fuel tank cap 60.Pass through the He of protection sleeve pipe 40
Nozzle, can be tightly connected by the rotatable engagement of fuel tank cap 60 with the oil filler on oiling container, realize close in refueling process
Envelope, prevents oil-gas diffusion into air, safety and environmental protection.
Connector may include the cylinder 42 being axially connected on the end of body 41 and be arranged on cylinder 42 and fuel tank cap
60 bindiny mechanisms fastened.Cylinder 42 be connected inside body 41.
Connector and body 41 are structure as a whole, and are integrally formed when making.In connector, the internal diameter of cylinder 42 is more than pipe
The internal diameter of body 41, so that cylinder 42 is projected radially outwardly on body 41, forms cover body structure and coordinates with fuel tank cap 60.
In the present embodiment, bindiny mechanism includes several shackle members 61 with fuel tank cap 60 by rotating the stopper engaged
43, stopper 43 is arranged on end face of the cylinder 42 away from body 41, and is extended to the central axial direction of cylinder 42.Several stoppers
43 are spaced apart, and the interval between stopper 43 is formed to be passed through to enter the breach 44 of cylinder 42 for shackle member 61.Several stoppers 43
On the end face that cylinder 42 is symmetrically distributed in centered on the axis of cylinder 42.
As a kind of embodiment, as shown in fig. 6, stopper 43 is included from the end face of cylinder 42 to the central axis side of cylinder 42
To the first catch 431 of bending extension.The rotatable inner side for being fastened on the first catch 431 of the shackle member 61 of fuel tank cap 60.Stopper
43 also include the second catch 432 of the bending extension from the free end of the first catch 431 to the direction of body 41, the second catch 432
Length is less than the length of cylinder 42, thus it is spaced between the second catch 432 and the other end of cylinder 42, engage for shackle member 61
Wherein.
Protection sleeve pipe 40 shown in Fig. 6, bindiny mechanism includes three along the evenly spaced stopper 43 of the circumferencial direction of cylinder 42.
Shackle member 61 in fuel tank cap 60 is consistent with stopper 43, the quantity of breach 44, and each shackle member 61 is respectively aligned to a breach 44, from
Breach 44 enters after cylinder 41, coordinates after rotating to an angle in the inner side of stopper 43, realizes rotary fastening.Shackle member 61 can be for
Hook structure, is fastened between the second catch 432 and the first catch 431.
Cylinder 42 is connected towards one end of body 41 by annular side plate 45 with body 41.The annular side plate 45 can vertically connect
It is connected between cylinder 42 and body 41.Annular side plate 45 is relative with stopper 43, respectively at the two ends of cylinder 42.
In other embodiments, bindiny mechanism also is included in the spiral shell coordinated with fuel tank cap 60 of the inwall of cylinder 42 setting
Line, so that connector passes through screw connection manner and the rotatable engagement of fuel tank cap 60.
After protection sleeve pipe 40 and the rotary fastening of fuel tank cap 60, closeouts 50 are also closely connected in fuel tank cap 60, make to add
Sealed between oil pipe 20 and fuel tank cap 60, prevent oil gas from leaking.
In addition, can also be arranged the second end cap in the periphery of telescopic sleeve pipe 30, protection sleeve pipe 40 is another away from fuel tank cap 60
One end can be connected on the second end cap so that closed the inside of protection sleeve pipe 40.Also, it is negative in order to prevent from producing in protection sleeve pipe 40
Passage can be set on pressure, the second end cap to be communicated to inside protection sleeve pipe 40, vacuum-breaking valve is set on passage.When in protection sleeve pipe 40
During hypotony, the steel ball of the vacuum-breaking valve moves the passage on open and protection sleeve pipe 40 into valve seat, makes in protection sleeve pipe 40
Portion connects extraneous air.
The oiling sleeve pipe may include or do not include fuel tank cap 60.Shackle member 61 in fuel tank cap 60 can be in barb-like.
With reference to Fig. 3 and Fig. 7, the fuel tank cap 60 with the rotatable engagement of protection sleeve pipe 40, it may include the cylinder base with passage 620
62 and it is arranged on passage 620 and is used to open and close the shell fragment 63 of passage 620, shackle member 61 is arranged on the periphery of cylinder base 62.Fuel tank cap
60 are assemblied on the oil filler of oiling container.Fuel tank cap 60 refuel when be not required to remove, with after the rotatable engagement of protection sleeve pipe 40,
The compression of telescopic sleeve pipe 30 enters protection sleeve pipe 40, and oil filling pipe 20 stretches out protection sleeve pipe 40 and can push up open shell fragment 63, passes through fuel tank
The passage 620 of lid 60 enters in oiling container.After the completion of oiling, protection sleeve pipe 40 is rotationally disengaged with fuel tank cap 60, oil filling pipe 20
Oiling container is left, the telescopic sleeve pipe 30 of telescopic sleeve pipe 30, which stretches, to restore to the periphery of oil filling pipe 20, the shell fragment 63 of fuel tank cap 60
Its passage 620 is closed in reset.
Specifically, shell fragment 63 is rotatably connected on the inwall of cylinder base 62 by dynamic clamping head and quiet clamping head (such as torsion spring), outside
Rotate to open passage 620 to fuel tank internal direction under power effect.First end 621 that cylinder base 62 may include to be connected with fuel tank, with
And the second end 622 with the rotatable engagement of protection sleeve pipe 10.The first end 621 and the size of reservoir port of cylinder base 62 are correspondingly arranged, should
The periphery of first end 621 or the junction at the end 622 of first end 621 and second can also be provided with sealed step or sealing ring, with fuel tank
Tight-lipped close fit.Shackle member 61 is arranged on the periphery of the second end 622.The periphery of first end 621 can be spirally connected provided with screw thread with reservoir port.
In one embodiment of fuel tank cap 60, as shown in figure 3, the inwall of passage 620 at the second end 622 of correspondence is provided with step surface
6201,51 ends of closure seat of closeouts 50 can be closely connected on the step surface 6201；Block the end of seat 51 and step surface
Sealing ring may further be provided between 6201 to be sealed, for example, setting seal groove 510 in closure seat 51 end periphery, use
In placing sealing ring, as shown in Figure 5.
In another embodiment of fuel tank cap 60, with reference to shown in Fig. 7,8, the passage 620 of fuel tank cap 60 may include internal diameter compared with
Big first through hole 623 and less second through hole 624 of internal diameter.First through hole 623 is located in first end 621；Second through hole 624
In the second end 622, also optionally extend in the second end 622.
The junction of second through hole 624 and first through hole 623 forms a step surface 625, and the edge of shell fragment 63 compresses laminating
In on step surface 625.Second through hole 624 inner surface is also provided with for placing sealing ring, being tightly connected with closeouts 50
Seal groove 626, prevents oil gas from leaking.
Further, shell fragment 63 is arranged in first through hole 623 by rotating shaft 631, and dynamic clamping head and quiet clamping head 64 is set in rotating shaft
On 631, its two elastic arm abuts shell fragment 63 and the inwall of first through hole 623 respectively.Shell fragment 63 is under external force (such as oil filling pipe 20
Open on top) opened to fuel tank internal direction, acted on and automatically reset by the restoring force of dynamic clamping head and quiet clamping head 64 when external force disappears.For
Ensure sealing, the surface, and/or the surface of step surface 625 that shell fragment 63 connects with step surface 625 are provided with sealant, by shell fragment
Tight seal between 63 and step surface 625.Sealant can be made of various encapsulants such as rubber, silica gel.
The oiling sleeve pipe of the present invention, which is arranged in gun body 10, constitutes overall nozzle, during oiling, by closeouts 50 be aligned to
Be connected in fuel tank cap 60, by protection sleeve pipe 40 be aligned and be pressed in fuel tank cap 60 with the rotatable engagement of fuel tank cap 60, can now stretch
The compression of Heat-Shrinkable Tubings 30 enters in protection sleeve pipe 40, and oil filling pipe 20 then stretches out telescopic sleeve pipe 30 and pushes up and open fuel tank cap 60, oil filling pipe
20 inserting paragraph 23 enters in fuel tank through closeouts 50, and fuel oil is entered in fuel tank by nozzle.In refueling process, protection
The cooperation of sleeve pipe 40 and fuel tank cap 60 is sealed gap between oil filling pipe 20 and reservoir port, is realized that refueling process is closed, is kept away
Exempt from oil gas to leak.
After the completion of oiling, the check-valves 27 that fuel oil stops on conveying, oil filling pipe 20 closes the oil discharge passage 24 of oil filling pipe 20,
Prevent fuel drop out；Protection sleeve pipe 40 rotationally disengages fuel tank cap 60, and nozzle can leave from fuel tank, and telescopic sleeve pipe 30 stretches
Reset, the inserting paragraph 23 of oil filling pipe 20 is arranged wherein again, closeouts 50 block oil filling pipe 20 in telescopic sleeve pipe 30.
To sum up, oiling sleeve pipe of the invention, for nozzle, can be achieved in refueling process without fuel oil, oil and gas leakage, more ring
The combustion explosion hidden danger protected, eliminated in refueling process, it is ensured that safety, it is convenient and practical, full-featured.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of oiling sleeve pipe, for nozzle, it is characterised in that be connected to including entrance point on the fuel oil gun body (10)
The oil filling pipe (20) that passes through of confession fuel oil and be set in the telescopic sleeve pipe (30) of the oil filling pipe (20) outside；The oiling set
Pipe also includes the closeouts (50) being arranged on one end end of the telescopic sleeve pipe (30) away from the gun body (10)；
In inactive state, the port of export end of the oil filling pipe (20) is located in the telescopic sleeve pipe (30)；The closeouts
(50) by the oil filling pipe (20) closure in the telescopic sleeve pipe (30)；
In fueling state, the telescopic sleeve pipe (30) is compressed, the port of export of the oil filling pipe (20) is from described scalable
Stretched out in sleeve pipe (30)；Open the closeouts (50) and stretch out the telescopic sleeve pipe in the port of export top of the oil filling pipe (20)
(30)；
The closeouts (50) include closure seat (51) and plugging sheet (52), the closure seat (51) provided with its two ends of insertion,
The passage (53) passed through for the oil filling pipe (20), the plugging sheet (52) is rotatably provided in described logical by dynamic clamping head and quiet clamping head
In road (53), closing or the open passage (53)；The end abutment of the telescopic sleeve pipe (30) is in the closure seat (51)
On；
In the inactive state, the port of export of the oil filling pipe (20) is located in the passage (53), and positioned at the envelope
On the inside of jam (52), the plugging sheet (52) closes the passage (53)；In the fueling state, oil filling pipe (20) top
The plugging sheet (52) is opened, the plugging sheet (52) is rotated and opens the passage (53), go out described in the oil filling pipe (20)
The closure seat (51) is stretched out in mouth end through the passage (53).
2. oiling sleeve pipe according to claim 1, it is characterised in that the oiling sleeve pipe also includes being set in the oil filling pipe
(20) the first end cap (29) of entrance point periphery, the periphery of first end cap (29) is provided with ring-shaped step (290), described to stretch
Heat-Shrinkable Tubings (30) towards the gun body (10) one end end abutment on the ring-shaped step (290)；
First end cap (29) is provided with least one through hole (291), and the through hole (291) is radially extended first described in insertion
End cap (29), connects the telescopic sleeve pipe (30) internal；The through hole (291) is provided with closing or the open through hole
(291) vacuum-breaking valve (292), is opened and the open through hole (291) in the telescopic sleeve pipe (30) internal negative pressure.
3. the oiling sleeve pipe according to claim any one of 1-2, it is characterised in that the telescopic sleeve pipe (30) is elasticity
Metal bellows.
4. the oiling sleeve pipe according to claim any one of 1-2, it is characterised in that the oil filling pipe (20) include with it is described
Gun body (10) connection linkage section (21), insert fuel tank inserting paragraph (23) and be connected to the linkage section (21) and insertion
Bendable tune (22) between section (23), the entrance point is located on the linkage section (21), and the port of export is located at described insert
Enter in section (23).
5. oiling sleeve pipe according to claim 4, it is characterised in that be provided with the oil filling pipe (20) along the oil filling pipe
(20) oil discharge passage (24) and self-styled passage (25) axially extending and be isolated；Refueled described in oil discharge passage (24) insertion
Manage (20)；The self-styled passage (25) ends in the inserting paragraph (23), also, the side wall of the inserting paragraph (23) is provided with radially
Insertion to the self-styled passage (25) pore self-sealing (26).
6. oiling sleeve pipe according to claim 5, it is characterised in that be additionally provided with the port of export of the oil filling pipe (20) anti-
The check-valves (27) of water clock；
The check-valves (27) includes pedestal (271), telescopic elastic component (272) and connected by the elastic component (272)
It is connected on the valve block (273) on the pedestal (271)；The valve block (273) is arranged in the oil discharge passage (24), by described
Valve block (273) controls the break-makes of the oil discharge passage (24) to being moved closer or far from the pedestal (271) direction.
7. the oiling sleeve pipe according to claim any one of 1-2, it is characterised in that the oiling sleeve pipe also includes being set in institute
The protection sleeve pipe (40) of telescopic sleeve pipe (30) periphery is stated, the length of the telescopic sleeve pipe (30) and oil filling pipe (20) is more than institute
State the length of protection sleeve pipe (40)；
In the inactive state, the protection sleeve pipe (40) is stretched out in described telescopic sleeve pipe (30) one end；
In the fueling state, telescopic sleeve pipe (30) compression enters in the protection sleeve pipe (40), makes the oil filling pipe
(20) the port of export stretches out from the telescopic sleeve pipe (30).
8. oiling sleeve pipe according to claim 7, it is characterised in that the protection sleeve pipe (40) include body (41), with
And it is arranged on the connector with fuel tank cap (60) rotary fastening of the body (41) end；
The connector includes the cylinder (42) being axially connected on the body (41) end and is arranged on the cylinder
(42) bindiny mechanism fastened on the fuel tank cap (60)；
The bindiny mechanism includes several shackle members (61) with the fuel tank cap (60) by rotating the stopper (43) engaged,
The stopper (43) is arranged on end face of the cylinder (42) away from the body (41)；The several stopper (43) intervals point
Interval between cloth, the stopper (43) is formed to be passed through to enter the breach of the cylinder (42) for the shackle member (61)
(44)；Or,
The bindiny mechanism is included in the screw thread coordinated with the fuel tank cap (60) of the cylinder (42) inwall setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610007974.1A CN105502271B (en) | 2016-01-07 | 2016-01-07 | Oiling sleeve pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610007974.1A CN105502271B (en) | 2016-01-07 | 2016-01-07 | Oiling sleeve pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105502271A CN105502271A (en) | 2016-04-20 |
| CN105502271B true CN105502271B (en) | 2017-10-20 |
Family
ID=55710660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610007974.1A Active CN105502271B (en) | 2016-01-07 | 2016-01-07 | Oiling sleeve pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105502271B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995670A (en) * | 1974-05-09 | 1976-12-07 | Atlantic Richfield Company | Liquid-dispensing nozzle assembly |
| US4141393A (en) * | 1976-07-02 | 1979-02-27 | Texaco Inc. | Sealable fuel dispensing nozzle with automatic low-flow shut-off mechanism |
| CN203754406U (en) * | 2013-12-28 | 2014-08-06 | 杨江山 | Oil gas recovering self-closing fuel gun |
| CN204873813U (en) * | 2015-08-18 | 2015-12-16 | 胡添雄 | Vapor recovery system proclaims oneself nozzle structure |
| CN205313071U (en) * | 2016-01-07 | 2016-06-15 | 深圳市尚佳能源网络有限责任公司 | Refuel sleeve pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5489086B2 (en) * | 2012-09-19 | 2014-05-14 | 株式会社タツノ | Refueling nozzle with vapor recovery function |
-
2016
- 2016-01-07 CN CN201610007974.1A patent/CN105502271B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995670A (en) * | 1974-05-09 | 1976-12-07 | Atlantic Richfield Company | Liquid-dispensing nozzle assembly |
| US4141393A (en) * | 1976-07-02 | 1979-02-27 | Texaco Inc. | Sealable fuel dispensing nozzle with automatic low-flow shut-off mechanism |
| CN203754406U (en) * | 2013-12-28 | 2014-08-06 | 杨江山 | Oil gas recovering self-closing fuel gun |
| CN204873813U (en) * | 2015-08-18 | 2015-12-16 | 胡添雄 | Vapor recovery system proclaims oneself nozzle structure |
| CN205313071U (en) * | 2016-01-07 | 2016-06-15 | 深圳市尚佳能源网络有限责任公司 | Refuel sleeve pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105502271A (en) | 2016-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4166485A (en) | Gasoline vapor emission control | |
| CN107323252A (en) | Oil filler device and the vehicle with it | |
| US9492976B2 (en) | Sealant bottle for tire repair of vehicle | |
| JPS5945525B2 (en) | Liquid fuel injection coupling for vehicles | |
| CN105502271B (en) | Oiling sleeve pipe | |
| CN205313071U (en) | Refuel sleeve pipe | |
| CN205346823U (en) | Flexible adds oil pipe and nozzle | |
| CN205365228U (en) | Vehicle fuel tank cap | |
| CN105776118B (en) | Flexible oil filling pipe and refueling nozzle | |
| CN206530574U (en) | Anti-leak air filter mechanism and turnable Oiltank structure | |
| CN205802993U (en) | Nozzle | |
| CN202704235U (en) | Automobile tire glue-water bottle | |
| CN107327583A (en) | Gas charge valve | |
| CN204713813U (en) | A kind of liquid container bag integral type automatic exhaust steam valve | |
| CN209494998U (en) | A kind of novel valve retaining connector | |
| CN203743841U (en) | Gas cylinder protection cover, gas cylinder and vehicle | |
| JP5590584B1 (en) | Gas pressure type tire repair sealant bottle | |
| CN207955326U (en) | A kind of fuel tank with anti-leak | |
| CN216113351U (en) | Butane injection system prevents leaking device | |
| CN215855098U (en) | Oil gun sealing device with sealing cover plate at end part | |
| CN104676057A (en) | Check valve for oil filling gun | |
| CN204659444U (en) | A kind of fuel tank locking cap | |
| CN205367717U (en) | Can protect subassembly with rotatory complex protective case of fuel tank cap and rotatory complex | |
| CN209922882U (en) | Oil gas recovery device | |
| RU138338U1 (en) | VEHICLE FILLING PIPE OF THE FUEL TANK OF THE VEHICLE |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |