CN216073066U

CN216073066U - Urea solution filling pipe with lock

Info

Publication number: CN216073066U
Application number: CN202122311814.5U
Authority: CN
Inventors: 陈豆
Original assignee: Jiangsu Kailong Baodun Power Technology Co ltd
Current assignee: Jiangsu Kailong Baodun Power Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-18
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a urea solution filling pipe with a lock, which comprises an upper cover component, a liquid filling opening lower cover component, a filling pipeline component and an air overflow pipeline component, wherein the liquid filling opening lower cover component comprises a liquid filling opening upper cover, a magnetic ring component, a flow guide pipe and a liquid filling opening body which are sequentially arranged; when urea solution is filled and flows through the first cylinder, the urea solution flows in from the large-caliber filling opening body and flows out from the small caliber of the conical hole on the first cylinder, and finally flows out under the guiding of the spiral-shaped guide plate, so that the filled urea solution is concentrated, and the filled urea solution is prevented from leaking from the connection of the filling pipeline and the filling opening body.

Description

Urea solution filling pipe with lock

Technical Field

The utility model belongs to the technical field of urea filling pipes, and particularly relates to a urea solution filling pipe with a lock.

Background

At present, a gas station or a service area is not provided with a normal urea filling station, if urea is burnt out, a vehicle can automatically limit torque output, in order to prevent the situation, a truck driver generally reserves a plurality of barrels of urea on the vehicle, adopts a urea funnel for filling, adopts the urea funnel for filling the barreled urea, and easily overflows out of a tank body in the filling process; impurities such as dust, sand and the like are easily mixed during filling under the severe environment condition; the inclusion of impurities can affect the detection of the urea concentration in the urea tank, which can affect the SCR aftertreatment system. The urea solution is filled by using the filling pipe, the filling pipeline is connected with the urea box, in the filling process, the filling opening body is connected with the filling pipeline, the filled urea solution flows through the inner wall of the joint of the filling opening body and the filling pipeline, the urea solution can overflow from the joint, the urea filling is convenient, the urea filling gun automatically jumps when the urea box is full, impurities can be prevented from being mixed, the filling pipe is internally provided with a lock cylinder, and the lock cylinder controls the opening and closing of the filling pipe and protects the urea in the urea box from being lost.

The problem that urea solution can overflow at the joint of an existing filling opening body and a filling pipeline is solved, and therefore a urea solution filling pipe with a lock is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a urea solution filling pipe with a lock, which aims to solve the problem that urea solution overflows from the joint of a filling opening body and a filling pipeline in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a urea solution filling pipe with a lock comprises an upper cover component, a filling opening lower cover component, a filling pipeline component and an overflow gas pipeline component, wherein the filling opening lower cover component comprises a filling opening upper cover, a magnetic ring component, a flow guide pipe and a filling opening body which are sequentially arranged, the upper cover component comprises an upper cover, a lock core, a chain bolt, a lower cover and a sealing gasket which are sequentially arranged, the filling pipeline component comprises a filling pipeline and a first urea quick-plugging connector, the overflow gas pipeline component comprises a second urea quick-plugging connector and an overflow gas pipe, the magnetic ring component comprises a magnetic ring top cover, a magnetic ring and a magnetic ring bottom cover which are sequentially arranged, a pin, a stainless steel torsional spring and a metal separation blade are arranged on the magnetic ring bottom cover, the pin penetrates through the stainless steel torsional spring and the metal separation blade, a first cylinder is arranged inside the filling opening body, and a second cylinder is arranged inside the first cylinder, the inside of the second cylinder is provided with a guide plate, and one end of the first cylinder is internally provided with a taper hole.

Preferably, the magnetic ring top cover, the magnetic ring and the magnetic ring bottom cover are welded through ultrasonic waves, hanging platforms are arranged on two sides of the lower cover, concave platforms are arranged on two sides of the liquid filling opening upper cover, and the lower cover is rotatably connected with the liquid filling opening upper cover.

Preferably, the outside of filling pipeline and gas overflow pipe is equipped with the ribbon, the tip that first urea quick connector was kept away from to the filling pipeline is equipped with first stainless steel clamp, the tip that second urea quick connector was kept away from to the gas overflow pipe is equipped with second stainless steel clamp.

Preferably, the chain bolt is sleeved inside the lower cover, the sealing gasket is embedded inside the surface of the lower cover, the upper cover and the lower cover are connected through a buckle, the lock cylinder is located between the upper cover and the lower cover, the liquid filling opening upper cover is connected with the flow guide pipe through a buckle, and the magnetic ring assembly is located between the liquid filling opening upper cover and the flow guide pipe.

Preferably, the bottom surface of the first cylinder is provided with a square hole, one end of the inside of the first cylinder is provided with a round hole, the taper hole is communicated with the square hole and the round hole, the second cylinder is matched with the round hole, and the second cylinder is connected with the first cylinder in a threaded screwing manner.

Preferably, the baffle is in the shape of a spiral.

Preferably, an inner rubber tube is arranged inside the filling pipeline, a round ball is arranged on the inner surface of the inner rubber tube, a clamping groove is formed in the inner surface of the inner rubber tube, and the round ball is matched with the clamping groove.

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

1. through the first cylinder, second cylinder and the guide plate that set up, when urea solution filling flows through first cylinder, urea solution flows in from the filling opening body of heavy-calibre, flow out from the last taper hole aperture of first cylinder, flow out under the guide plate drainage of helical shape at last, make the urea solution of filling concentrate, the urea solution of avoiding filling overflows from the filling pipeline, this junction of filling opening, urea solution is carried to the filling pipe, impurity such as the sneak dust in avoiding urea solution, sand blown by the wind, the purity of urea solution has been guaranteed.

2. Through the inner rubber tube that sets up, when taking out the filling pipeline from the urea case, hold between the fingers the filling pipeline, the ball embedding draw-in groove in the inner rubber tube, the filling pipeline is in stable flat shape, makes the filling pipeline sealed, takes place the condition that urea solution drips when avoiding going out the filling pipeline.

Drawings

FIG. 1 is a schematic illustration of an exploded construction of a filler tube assembly of the present invention;

FIG. 2 is a schematic cross-sectional structural view of a filler neck body according to the present invention;

FIG. 3 is a schematic bottom view of a first cylinder of the present invention;

FIG. 4 is a schematic cross-sectional view of a fill line of the present invention;

in the figure: 1. an upper cover; 2. a lock cylinder; 3. a chain lock; 4. a lower cover; 5. a gasket; 6. a liquid filling port upper cover; 7. a magnetic ring top cover; 8. a magnetic ring; 9. a pin; 10. a stainless steel torsion spring; 11. a metal baffle plate; 12. a magnetic ring bottom cover; 13. a flow guide pipe; 14. a filler neck body; 15. a first stainless steel clamp; 16. binding a belt; 17. a filling pipeline; 18. a first urea quick connector; 19. a second urea quick connector; 20. an air overflow pipe; 21. a second stainless steel clamp; 22. a first cylinder; 23. a second cylinder; 24. a baffle; 25. a taper hole; 26. an inner rubber tube; 27. a ball; 28. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 4, the present invention provides a technical solution: a urea solution filling pipe with a lock comprises an upper cover component, a filling opening lower cover component, a filling pipeline component and an air overflow pipeline component, wherein the filling opening lower cover component comprises a filling opening upper cover 6, a magnetic ring component, a flow guide pipe 13 and a filling opening body 14 which are sequentially arranged, the upper cover component comprises an upper cover 1, a lock core 2, a lock chain bolt 3, a lower cover 4 and a sealing gasket 5 which are sequentially arranged, the filling pipeline component comprises a filling pipeline 17 and a first urea quick-plugging connector 18, the flow direction of a filled urea solution is controlled by the filling pipeline 17 and the first urea quick-plugging connector 18, the air overflow pipeline component comprises a second urea quick-plugging connector 19 and an air overflow pipe 20, the second urea quick-plugging connector 19 and the air overflow pipe 20 perform the exhaust function of a box body, the magnetic ring component comprises a top cover 7, a magnetic ring 8 and a bottom cover 12 which are sequentially arranged, the top cover 7, the magnetic ring 8 and the bottom cover 12 are welded by ultrasonic waves, the pin 9, the stainless steel torsion spring 10 and the metal blocking piece 11 are arranged on the magnetic ring bottom cover 12, the pin 9 penetrates through the stainless steel torsion spring 10 and the metal blocking piece 11, the stainless steel torsion spring 10 and the metal blocking piece 11 are installed in a pin hole of the magnetic ring assembly through the pin 9, a first cylinder 22 is arranged inside the liquid filling opening body 14, a second cylinder 23 is arranged inside the first cylinder 22, a guide plate 24 is arranged inside the second cylinder 23, a taper hole 25 is formed in one end of the first cylinder 22, when urea solution flows through the first cylinder 22, the urea solution flows in from the liquid filling opening body 14 with a large caliber, flows out from the taper hole 25 on the first cylinder 22 with a small caliber, and finally flows down through the spiral guide plate 24, the filled urea solution is concentrated, and leakage of the urea solution from the connection position of the filling pipeline 17 and the liquid filling opening body 14 is avoided.

In the embodiment, the magnetic ring top cover 7, the magnetic ring 8 and the magnetic ring bottom cover 12 are welded by ultrasonic, hanging platforms are arranged on two sides of the lower cover 4, concave platforms are arranged on two sides of the filling opening upper cover 6, the lower cover 4 is rotationally connected with the filling opening upper cover 6, the ribbon 16 is arranged on the outer sides of the filling pipeline 17 and the air overflow pipe 20, a first stainless steel hoop 15 is arranged on the end part of the filling pipeline 17 far away from the first urea quick-plug connector 18, the first urea quick-plug connector 18 is connected with the filling pipeline 17 through the first stainless steel hoop 15, a second stainless steel hoop 21 is arranged on the end part of the air overflow pipe 20 far away from the second urea quick-plug connector 19, the second urea quick-plug connector 19 is connected with the air overflow pipe 20 through the second stainless steel hoop 21, the end parts of the filling pipeline 17 and the air overflow pipe 20 are connected with the filling opening body 14 through the first stainless steel hoop 15 and the second stainless steel hoop 21, the locking bolt 3 is sleeved inside the lower cover 4, the sealing gasket 5 is embedded inside the surface of the lower cover 4, the upper cover 1, the lower cover 4 is connected through the buckle, the lock core 2 is located between the upper cover 1, the lower cover 4, the filling opening upper cover 6 and the honeycomb duct 13 are connected through the buckle, the magnetic ring assembly is located between the filling opening upper cover 6 and the honeycomb duct 13, the upper cover assembly is hung 5 interference cards of platform rotary compression sealing pads through the lower cover 4 both sides and is in the groove face of 6 both sides of the filling opening upper cover, at last, the ribbon 16 is used for bundling the filling pipeline 17 and the gas overflow pipe 20 together, and the whole assembly is completed up to this point.

In this embodiment, the square hole has been seted up on the bottom surface of first cylinder 22, the square hole has been seted up to the inside of first cylinder 22 one end, be convenient for through the installation of four corners spanner, dismantle first cylinder 22, taper hole 25 and square hole, the round hole intercommunication, second cylinder 23 and round hole cooperation, first cylinder 22 closes with the filling opening body 14 through the screw thread soon and is connected, second cylinder 23 closes with first cylinder 22 through the screw thread soon and is connected, guide plate 24 is the helical shape, make the urea solution of filling concentrate, avoid the urea solution of filling to follow filling pipe 17, the leakage of filling opening body 14 junction.

In this embodiment, the inside of filling pipeline 17 is equipped with interior rubber tube 26, and the internal surface of interior rubber tube 26 is equipped with ball 27, and draw-in groove 28 has been seted up to the internal surface of interior rubber tube 26, and ball 27 cooperates with draw-in groove 28, holds between the fingers filling pipeline 17, and ball 27 embedding draw-in groove 28 in the interior rubber tube 26, and filling pipeline 17 is in stable flat shape, makes filling pipeline 17 sealed, avoids taking place the condition that urea solution drips when going out filling pipeline 17.

The working principle and the using process of the utility model are as follows:

the filling gun with the magnetic pole is inserted into the upper cover 6 of the filling opening, the urea filling pipe and the filling gun have a magnetic attraction function through the recognition of the magnetic pole 8 of the magnet, the urea is prevented from being filled by mistake, the urea of the filling gun enters the filling pipeline 17 through the guide pipe 13, the flow direction of the urea solution is controlled by the filling pipeline 17 and the first urea quick-plugging connector 18, then the urea solution is connected with the urea tank through the first urea quick-plugging connector 18, the urea solution enters the urea tank, in the filling process, the second urea quick-plugging connector 19 is connected with the urea tank, the gas is exhausted through the gas overflow pipe 20, the continuous filling is ensured not to jump the gun, finally the liquid is filled, the opening part of the gas overflow pipe 20 is blocked, the gas in the tank can not be discharged, the liquid overflows to the opening part of the filling gun under the pressure of the tank body, the filling gun overflow opening of the filling gun is blocked, the gun jumps, the whole filling process is completed, the filling of the urea is convenient, and the urea filling gun automatically jumps when the urea tank is filled, the impurities are prevented from being mixed, and the measurement and the use of the concentration of the urea are influenced;

a taper hole 25 is formed in the first cylinder 22, when urea solution is filled and flows through the first cylinder 22, the urea solution flows in from the filling opening body 14 with a large caliber, flows out from the taper hole 25 on the first cylinder 22 with a small caliber, and is guided down by the spiral guide plate 24 to concentrate the filled urea solution, so that the filled urea solution is prevented from leaking from the connection part of the filling pipeline 17 and the filling opening body 14;

when the filling pipeline 17 is taken out from the urea box, the filling pipeline 17 is held between the fingers, the round balls 27 in the inner rubber tube 26 are embedded into the clamping grooves 28, the filling pipeline 17 is in a stable flat shape, the filling pipeline 17 is sealed, and the urea solution is prevented from dripping when the filling pipeline 17 is taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a urea solution filler pipe is locked in area, includes upper cover subassembly, filling opening lower cover subassembly, filling pipeline subassembly and excessive gas pipeline subassembly, the filling opening lower cover subassembly is including arranging filling opening upper cover (6), magnetic ring subassembly, honeycomb duct (13) and filling opening body (14), its characterized in that in proper order: the upper cover assembly comprises an upper cover (1), a lock cylinder (2), a chain bolt (3), a lower cover (4) and a sealing gasket (5) which are sequentially arranged, the filling pipeline assembly comprises a filling pipeline (17) and a first urea quick-connection plug (18), the gas overflow pipeline assembly comprises a second urea quick-connection plug (19) and a gas overflow pipe (20), the magnetic ring assembly comprises a magnetic ring top cover (7), a magnetic ring (8) and a magnetic ring bottom cover (12) which are sequentially arranged, a pin (9), a stainless steel torsion spring (10) and a metal blocking piece (11) are arranged on the magnetic ring bottom cover (12), the pin (9) penetrates through the stainless steel torsion spring (10) and the metal blocking piece (11), a first cylinder (22) is arranged inside the filling opening body (14), a second cylinder (23) is arranged inside the first cylinder (22), and a guide plate (24) is arranged inside the second cylinder (23), one end of the first cylinder (22) is internally provided with a taper hole (25).

2. The urea solution filler pipe with lock of claim 1, wherein: the magnetic ring top cover (7), the magnetic ring (8) and the magnetic ring bottom cover (12) are welded through ultrasonic waves, hanging platforms are arranged on two sides of the lower cover (4), concave platforms are arranged on two sides of the liquid filling opening upper cover (6), and the lower cover (4) is rotatably connected with the liquid filling opening upper cover (6).

3. The urea solution filler pipe with lock of claim 1, wherein: the device is characterized in that a binding belt (16) is arranged on the outer sides of the filling pipeline (17) and the air overflow pipe (20), a first stainless steel hoop (15) is arranged on the end portion, far away from the first urea quick-connection plug (18), of the filling pipeline (17), and a second stainless steel hoop (21) is arranged on the end portion, far away from the second urea quick-connection plug (19), of the air overflow pipe (20).

4. The urea solution filler pipe with lock of claim 1, wherein: the chain lock bolt (3) is sleeved inside the lower cover (4), the sealing gasket (5) is embedded into the surface of the lower cover (4), the upper cover (1) and the lower cover (4) are connected through a buckle, the lock cylinder (2) is positioned between the upper cover (1) and the lower cover (4), the liquid filling opening upper cover (6) is connected with the flow guide pipe (13) through a buckle, and the magnetic ring assembly is positioned between the liquid filling opening upper cover (6) and the flow guide pipe (13).

5. The urea solution filler pipe with lock of claim 1, wherein: the bottom surface of first cylinder (22) has been seted up the square hole, the round hole has been seted up to the inside one end of first cylinder (22), taper hole (25) and square hole, round hole communicate each other, second cylinder (23) and round hole cooperation, second cylinder (23) close with first cylinder (22) soon through the screw thread and are connected.

6. The urea solution filler pipe with lock of claim 1, wherein: the deflector (24) is spiral in shape.

7. The urea solution filler pipe with lock of claim 1, wherein: an inner rubber tube (26) is arranged inside the filling pipeline (17), a round ball (27) is arranged on the inner surface of the inner rubber tube (26), a clamping groove (28) is formed in the inner surface of the inner rubber tube (26), and the round ball (27) is matched with the clamping groove (28).