CN210656125U

CN210656125U - Automatic urea filling pipeline system for vehicle

Info

Publication number: CN210656125U
Application number: CN201920883330.8U
Authority: CN
Inventors: 焦涛; 王凯; 翁嘉源; 周满
Original assignee: TAIZHOU CHANGLI RESIN TUBE CO Ltd
Current assignee: TAIZHOU CHANGLI RESIN TUBE CO Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-06-02
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to the technical field of pipeline systems, in particular to an automatic urea filling pipeline system for vehicles, which solves the problems that the filling of the urea solution of the SCR system in the prior art adopts bottled manual filling and the manual filling is troublesome, and comprises a filling tapered end, a tapered end upper cover, a sealing cover, a magnetic ring, a circulating pipeline side joint, a main filling pipe and a circulating pipe, wherein the filling tapered end is in a cavity structure, the magnetic ring is arranged on the upper part of a tapered end liquid collecting cavity of the filling tapered end, the upper part of the magnetic ring is fixedly provided with the tapered end upper cover, the upper part of the tapered end upper cover is spirally and rotatably connected with the sealing cover, one end of the filling tapered end, which is back to the sealing cover, is connected with the main filling pipe, the urea pipeline filling tapered end is designed, the structural filling design is optimized, so that a diesel oil gun and a gasoline gun cannot enter a urea tank, and the, a magnetic ring switch is also added in the structure to start the automatic filling gun.

Description

Automatic urea filling pipeline system for vehicle

Technical Field

The utility model relates to a pipe-line system technical field especially relates to an automatic pipeline system that adds of automobile-used urea.

Background

The automobile urea consists of 32.5 percent of high-purity urea and 67.5 percent of ultrapure water (deionized water); colorless, semitransparent, nontoxic and corrosive, and has a pH value of 10; high temperature continuous dissolution, crystallization at above-11.5 deg.C. How vehicle urea works in an SCR system (tail gas purification system), and the SCR system also comprises a urea box (loaded with vehicle urea solution) and an SCR catalytic reaction tank.

Along with the enhancement of environmental protection requirements, automobile emission regulations are becoming stricter, the application of the diesel vehicle SCR technology and economic advantages is wider and wider, the using amount of urea solution is more and more, the urea solution of the traditional SCR system is filled manually by bottles, manual filling is troublesome, time and labor are consumed, and automatic filling by a urea filling gun tends to be a trend.

The utility model discloses aim at one set of pipe-line system of research and development, automatic filling system of adaptation urea filling station realizes automatic urea filling, labour saving and time saving, and can stop to add wrong liquid destruction system.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the filling that SCR system urea solution that exists among the prior art and all adopting bottled manual filling, the more troublesome shortcoming of artifical filling, and the automatic pipeline system that adds of automobile-used urea that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic urea filling pipeline system for a vehicle comprises a filling lock head, a lock head upper cover, a sealing cover, a magnetic ring, a circulating pipeline side joint, a main filling pipe and a circulating pipe, wherein the filling lock head is of a cavity structure, the upper part of a lock head liquid collecting cavity of the filling lock head is provided with the magnetic ring, the upper part of the magnetic ring is fixedly provided with the lock head upper cover, and the upper part of the lock head upper cover is spirally and rotatably connected with the sealing cover;

one end of the filling lock head, which is back to the sealing cover, is connected with the main filling pipe, one side of the filling lock head is provided with an integrally formed joint hole, the joint hole is in threaded connection with a joint at the side of the circulating pipe, and one end of the joint at the side of the circulating pipe is in threaded fixed connection with one end of the circulating pipe.

Preferably, the sealing cover is fixedly sleeved with a first plastic ring, one end of the first plastic ring is provided with a connecting belt, the other end of the connecting belt is connected with a second plastic ring, and the second plastic ring is sleeved on the upper portion of the locking head upper cover.

Preferably, the first plastic ring, the connecting band and the second plastic ring are integrally formed.

Preferably, an outer ring of the upper part of the lock head upper cover is provided with an external thread, and an inner wall of the opening end of the sealing cover is provided with an internal thread.

Preferably, the lock head upper cover and the sealing cover are in spiral rotation fit connection.

Preferably, the circulating pipe and the main filling pipe are connected with each other through a fixing buckle and two connecting hoops, and the circulating pipe and the main filling pipe are arranged in parallel.

The utility model has the advantages that:

1. the utility model discloses, anterior segment design filling tapered end on the pipeline to match the filling rifle in the urea filling system, realize urea filling rifle automatic filling.

2. The utility model discloses, at the automatic filling in-process, avoid filling up the back urea solution and spill over outward and corrode the automobile body, can stop simultaneously and add the damage that the mistake has caused the system each other with solutions such as diesel oil, petrol.

3. The utility model discloses, through design urea pipeline filling tapered end, structural design optimizes and makes diesel oil, the unable filling fuel of petrol rifle get into the urea case, and urea liquid leaks outward when designing urea collection liquid chamber simultaneously and avoiding the filling, also increases the magnetic ring switch in the structure in order to open automatic filling rifle.

Drawings

Fig. 1 is a schematic view of an axial measurement structure of an automatic urea filling pipeline system for a vehicle according to the present invention;

fig. 2 is a schematic top view of the automatic urea filling pipe system for a vehicle according to the present invention;

fig. 3 is a schematic axial view of a filling lock head of an automatic urea filling pipeline system for a vehicle according to the present invention;

fig. 4 is a schematic sectional structure view of a filling lock head of an automatic urea filling pipeline system for a vehicle, which is provided by the utility model;

fig. 5 is a schematic view of a front view structure of a filling lock head of an automatic urea filling pipeline system for a vehicle.

In the figure: the device comprises a filling lock head 1, a connecting belt 2, a sealing cover 3, a lock head upper cover 4, a circulating pipeline side joint 5, a circulating pipeline 6, a connecting clamp 7, a fixing buckle 8, a main filling pipe 9 and a magnetic ring 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example (b): referring to fig. 1-5, an automatic urea filling pipeline system for vehicles comprises a filling lock head 1, a lock head upper cover 4, a sealing cover 3, a magnetic ring 10, a circulation pipeline side joint 5, a main filling pipe 9 and a circulation pipe 6, wherein the filling lock head 1 is of a cavity structure, the upper part of a lock head liquid collection cavity of the filling lock head 1 is provided with the magnetic ring 10, the upper part of the magnetic ring 10 is fixedly provided with the lock head upper cover 4, the upper part of the lock head upper cover 4 is spirally and rotatably connected with the sealing cover 3, the sealing cover 3 is fixedly sleeved with a first plastic ring, one end of the first plastic ring is provided with a connecting belt 2, the other end of the connecting belt 2 is connected with a second plastic ring, the second plastic ring is sleeved on the upper part of the lock head upper cover 4, the first plastic ring, the connecting belt 2 and the second plastic ring are integrally formed, the outer ring on the upper part of the, the lock head upper cover 4 and the sealing cover 3 are connected in a spiral rotation matching way.

Specifically, when the urea filling system is used and urea is filled, the sealing cover 3 is screwed off from the lock head upper cover 4 in a rotating mode, the sealing cover 3 is connected with the first plastic ring, the connecting belt 2 and the second plastic ring, the sealing cover 3 cannot be separated from the lock head upper cover 4 after being screwed off from the lock head upper cover 4, the sealing cover 3 is still connected with the lower pipeline system, and the sealing performance of the opening end of the urea filling system when the urea filling system is not used is guaranteed through the arrangement of the sealing cover 3.

One end of the filling lock head 1, which is back to the sealing cover 3, is connected with a main filling pipe 9, one side of the filling lock head 1 is provided with an integrally formed joint hole, an internal thread is installed in the joint hole to fixedly install a circulation pipeline side joint 5, one end of the circulation pipeline side joint 5 is fixedly connected with one end of a circulation pipe 6 through a thread, the circulation pipe 6 and the main filling pipe 9 are connected with each other through a fixing buckle 8 and two connecting hoops 7, and the circulation pipe 6 and the main filling pipe 9 are arranged in parallel.

Specifically, after the sealing cover 3 is screwed off from the lock head upper cover 4, the filling lock head 1 and the filling gun can be matched with each other, so that the automatic filling of urea by the filling gun is realized, in the automatic filling process, the circulating pipeline side joint 5 is connected to the filling lock head 1, and the circulating pipeline side joint 5 is connected with the circulating pipeline 6, so that the urea solution is prevented from overflowing to corrode a vehicle body after being filled in the automatic filling process, and the damage of the system caused by the mutual wrong filling of the urea solution and the solutions such as diesel oil, gasoline and the like can be avoided;

furthermore, because the design of the filling lock head 1 is matched with the urea filling gun, the diesel oil and gasoline gun cannot fill fuel oil to enter the urea box, meanwhile, the urea liquid collecting cavity is designed to avoid urea liquid leakage during filling, a magnetic ring 10 switch is also added in the structure to start the automatic filling gun, the magnetic ring 10 is arranged at the upper part of the lock head liquid collecting cavity, and magnetization is designed to synchronously start a switch of the filling gun for conveying urea solution.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An automatic urea filling pipeline system for a vehicle comprises a filling lock head (1), a lock head upper cover (4), a sealing cover (3), a magnetic ring (10), a circulating pipeline side connector (5), a main filling pipe (9) and a circulating pipeline (6), and is characterized in that the filling lock head (1) is of a cavity structure, the magnetic ring (10) is installed on the upper portion of a lock head liquid collection cavity of the filling lock head (1), the lock head upper cover (4) is fixedly installed on the upper portion of the magnetic ring (10), and the sealing cover (3) is spirally and rotatably connected to the upper portion of the lock head upper cover (4);

one end of the filling lock head (1), which is back to the sealing cover (3), is connected with the main filling pipe (9), one side of the filling lock head (1) is provided with an integrally formed joint hole, the joint hole is in threaded connection with the side joint (5) of the circulating pipe, and one end of the side joint (5) of the circulating pipe is in threaded fixed connection with one end of the circulating pipe (6).

2. The automatic urea filling pipe system for vehicles according to claim 1, wherein the sealing cover (3) is fixedly sleeved with a first plastic ring, and one end of the first plastic ring is provided with a connecting belt (2), and the other end of the connecting belt (2) is connected with a second plastic ring sleeved on the upper portion of the locking head upper cover (4).

3. The automatic urea filling pipe system for the vehicle according to claim 2, wherein the first plastic ring, the connecting band (2) and the second plastic ring are integrally formed.

4. The automatic urea filling pipeline system for the vehicle as claimed in claim 1, wherein the outer ring of the upper part of the lock head upper cover (4) is provided with external threads, and the inner wall of the opening end of the seal cover (3) is provided with internal threads.

5. The automatic urea filling pipeline system for the vehicle as claimed in claim 4, wherein the lock head upper cover (4) and the sealing cover (3) are in screw rotation fit connection.

6. The automatic urea filling pipeline system for the vehicle according to claim 1, characterized in that the circulation pipe (6) and the main filling pipe (9) are connected with each other through a fixing buckle (8) and two connecting clamps (7), and the circulation pipe (6) and the main filling pipe (9) are arranged in parallel and in parallel with each other.