CN103939187A - Urea tank of light bus - Google Patents
Urea tank of light bus Download PDFInfo
- Publication number
- CN103939187A CN103939187A CN201410119820.2A CN201410119820A CN103939187A CN 103939187 A CN103939187 A CN 103939187A CN 201410119820 A CN201410119820 A CN 201410119820A CN 103939187 A CN103939187 A CN 103939187A
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- urea
- filling
- urea tank
- tank body
- pipe
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Abstract
The invention discloses a urea tank of a light bus. The urea tank of the light bus comprises a urea tank body, a urea filling port, an filling port cover, a urea filling pipe, a urea filling ventilation pipe and a filling guiding pipe assembly, wherein one end of the urea filling pipe and one end of the urea filling ventilation pipe are both connected with the urea tank body, the other end the urea filling pipe and the other end of the urea filling ventilation pipe are both connected with the filling guiding pipe assembly, and the urea filling port and the filling port cover are located at the end, away from the urea tank body, of the filling guiding pipe assembly. Due to the adoption of the guiding pipe refilling-to-full filling method, urea filling is facilitated. Meanwhile, the change of the filling structure in the urea tank facilitates the arrangement and installation of the urea tank.
Description
Technical field
The present invention relates to automotive accessory technical field, relate in particular to a kind of light bus urea tank.
Background technique
Along with the requirement of Abgasgesetz is more and more stricter, the processing of vehicle exhaust receives much concern.NOx is one of major pollutants in vehicle exhaust, directly jeopardizes environment and people's health, and the vehicle-mounted selective catalytic reduction of current common employing (SCR) system is processed it.
At present, the SCR system generally using in light bus mainly comprises urea tank structure, and described urea tank comprises urea tank body 11, urea filler 12, filler lid 13, vent valve 14, the parts such as waterproof bolt 15 and liquid level sensor 16.Urea filler 12 and urea filler lid 13 integrate with urea tank body 11, while adding urea, directly manually pour in urea tank with the bucket of stored urea, this dosing method is not easy to the filling of urea, also be unfavorable for environmental protection, simultaneously can be to staff's healthy generation harm.
Above-mentioned urea tank is arranged while installation in car load, urea tank body 11 is first preloaded onto in urea tank support, then is installed on vehicle body by bolt, for the ease of dismounting, installation filler lid and filling urea, often need open about diameter in existing vehicle body sheet metal and shirt rim is 120mm hole, and vehicle body sheet metal is double-deck herein, perforate expense is high, consuming time, simultaneously, also need reserved larger urea filling space, increase the difficulty that urea tank is arranged, and the perforate of vehicle body shirt rim, affect attractive in appearance.
Therefore, those skilled in the art need to reasonably improve the structure of urea tank, solve urea filling inconvenience in the urea tank in current light bus, arrange the difficult problem of installing.
Summary of the invention
The object of this invention is to provide a kind of urea tank of light bus, the urea filling process of this urea tank is convenient, and the layout of being convenient in car load is installed.
To achieve these goals, following technological scheme provided by the invention:
A kind of light bus urea tank, comprise urea tank body, urea filler and filler lid, also comprise urea filler pipe, urea filling breathing pipe and filling skirt assembly, described urea filler pipe is all connected with described urea tank body with one end of described urea filling breathing pipe, the other end is all connected with described filling skirt assembly, and described urea filler and described filling lid are positioned at described filling skirt assembly one end away from described urea tank body.
Described urea tank body is L-type structure.
After the interface injection moulding of described urea filler pipe and described urea tank body, be welded in described urea tank body.
After the interface injection moulding of described urea filling breathing pipe and described urea tank body, be welded in described urea tank body.
Described urea tank body is arranged on the rear side of described light bus off-front wheel, and described urea filler is arranged in car load forward engine room.
Described urea filler pipe and described urea filling breathing pipe are connected with described filling skirt assembly by worm gear clamping hoop respectively.
On described urea tank body, be provided with the fixing buckle of urea-spray pipe.
Rubber pad is arranged at the top of described urea tank body, and described rubber pad contacts with vehicle body.
Urea tank provided by the invention adopts skirt to jump the urea dosing method of rifle formula, described urea tank is removed urea tank, and this is external, also comprise urea filler pipe, urea filling breathing pipe and filling skirt assembly, and be provided with urea filler and filler lid at filling skirt assembly away from one end of described urea body, described urea filler pipe is all connected with described urea tank with one end of described urea filling breathing pipe, and the other end is all connected with described filling skirt assembly.Owing to adopting filling skirt to replace the urea filler and the filler lid that are integrated in prior art on urea tank body, urea tank provided by the invention can be according to the actual conditions in arrangement space, annotate described in the appropriate design length of skirt assembly, described urea tank body and filling structure are arranged respectively, facilitated the layout installation process of described urea tank.
Above-mentioned urea tank provided by the invention is in the time of filling urea, open filler lid, adopt filling gun to annotate, urea enters in urea tank by described urea filler pipe, gas in urea tank imports filling skirt assembly by the urea air pipe of annotating, and pressure is delivered to urea filler, in the time that the urea in urea tank reaches nominal volume, urea filling gun is jumped rifle, stops the filling of urea.Above-mentioned urea dosing method, can save urea filling space, and automatically jumps rifle can realize urea and reach nominal volume time, has facilitated urea filling process, is also conducive to protection of the environment and staff's health.
One preferred embodiment in, described urea tank body adopts L-type structure, in the situation that ensureing the urea tank constancy of volume, has reduced the height of urea tank body, solve the little problem of installing space in car load, met the requirement of urea tank car load ground Clearance.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present application or technological scheme of the prior art, to the accompanying drawing of required use in embodiment be briefly described below, apparently, the accompanying drawing the following describes is only some embodiments that record in the present invention, for those of ordinary skill in the art, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of urea tank of the prior art;
Fig. 2 is the structural representation of urea tank provided by the invention;
Fig. 3 is the structural representation of urea tank body provided by the invention;
Fig. 4 is that urea tank provided by the invention is at the layout schematic diagram in car load.
Description of reference numerals:
11-urea tank body, 12-urea filler, 13-filler lid, 14-vent valve, 15-waterproof bolt and 16-liquid level sensor;
21-urea tank body, 22-urea-spray pipe, 23-urea filler pipe, 24-urea filling breathing pipe, 25-filling skirt assembly, 26-urea filler, the 27-lid of annotating, the interface of 28-urea filler pipe and urea tank body, the interface of 29-urea filling breathing pipe and urea tank body, 210-fixes buckle, 211-rubber pad;
31-vehicle body, this body support frame of 32-urea tank.
Embodiment
In order to make those skilled in the art understand better technological scheme of the present invention, below in conjunction with accompanying drawing, the present invention is further detailed.
As shown in Figure 2, the light bus urea tank that the embodiment of the present invention provides, comprise urea tank body 21, urea filler pipe 23, urea filling breathing pipe 24, filling skirt assembly 25, the parts such as urea filler 26 and filler lid 27, described filling skirt assembly 25 is made up of with two arms that are connected with described house steward a house steward, two described arms are in the one end near described urea tank body 21, and be connected with urea filler pipe 23 and urea filling breathing pipe 24 respectively, in connection, can adopt respectively worm gear clamping hoop to connect, also can adopt other forms of clip to connect.The bore being connected with described urea filling breathing pipe 24 is less than the bore being connected with described urea filler pipe 23, described urea filler pipe 23 is all connected with described urea tank body 21 with the other end of described urea filling breathing pipe 24, and described filling skirt assembly 25 is provided with described urea filler 26 and described filling lid 27 away from one end of described urea tank body 21.Above-mentioned urea tank provided by the invention has changed light bus in prior art urea filler has been integrated in to the urea tank structure on urea tank body, avoid former urea tank filler place will reserve larger installing space, and arrange the inconvenient problem of installing, urea tank structure provided by the invention can be according to the actual conditions in arrangement space, annotate described in the appropriate design length of skirt assembly, described urea tank body and urea filling part are arranged respectively, facilitated the layout installation process of described urea tank.
The above-mentioned urea tank that the embodiment of the present invention provides, in the time of filling urea, is opened described filler lid 27, adopts filling gun to annotate, and described urea filler 26 comprises magnetic filling neck, can identify filling gun.Urea is via described filling skirt assembly 25, enter in described urea tank body 21 by described urea filling 23, gas in described urea tank body 21 imports filling skirt assembly 25 by described urea filling air pipe 24, gas pressure is delivered to described urea filler 26, in the time that the urea in described urea tank body 21 reaches nominal volume, urea filling gun is closed, and stops the filling of urea.Above-mentioned urea dosing method, can save reserved urea filling space, and automatically jumps rifle can realize urea and reach nominal volume time, has facilitated urea filling process, is also conducive to protection of the environment and staff's health.
For reducing the required installing space of urea tank, described urea tank body 21 is L-type structure, the length of described urea tube body 21 upper ends is less than the length of its lower end, in the situation that ensureing the constancy of volume, reduce the height of described urea tank body 21, meet the requirement of car load ground Clearance, preferably resolved the problem that installing space is little.
Described urea tank body 21 can adopt the mode of blow moulding and forming, after interface 28 injection mouldings of urea filler pipe and urea tank body, be welded in described urea tank body 21, adopt the mode of described urea filler pipe 23 hot melts and described urea tank body 21 are welded, the joint of this Placement is attractive in appearance, reliable, and convenient formation.Understandable, the connection mouth 29 of urea filling air pipe and urea tank body also can adopt aforesaid way design.
In above-mentioned embodiment, described urea tank body 21 is placed in this body support frame of urea tube 32, be arranged on the rear side of light bus off-front wheel, described urea filler 26 is arranged in car load forward engine room, and the associated pipe that connects the urea filler 26 of described urea tank body 21 and described urea tank is fixed on vehicle body by clip.This arrangement has synchronously been considered middle slide and the middle slide state of marking time, and can realize the module generalization of subsequent development vehicle.
On the basis of above-mentioned embodiment, on described urea tank body 21, be also provided with the fixing buckle 210 of urea-spray pipe 22, for fixing described urea-spray pipe 23, effectively prevent that it from rocking.
In addition, the top of described urea tank body 21 is also provided with rubber pad 211, and described rubber pad 211 directly contacts with vehicle body 31, plays slow effect of shaking in the middle of described vehicle body 31 and described urea tank body 21, and urea tank body 21 is had to protective action.
The light bus urea tank that the embodiment of the present invention provides, has changed in prior art and urea filler has been integrated in to the urea tank structure on urea tank body, adopts skirt to jump the dosing method of rifle, has facilitated the layout of urea tank to install, and is convenient to urea filling process.
Although the present invention is described in conjunction with above-described embodiment, but the present invention is not limited to above-described embodiment, and being only subject to the restriction of claim, those of ordinary skill in the art can easily modify to it and change, but do not leave essence design of the present invention and scope.
Claims (8)
1. a light bus urea tank, comprise urea tank body (21), urea filler (26) and filler lid (27), it is characterized in that, also comprise urea filler pipe (23), urea filling breathing pipe (24) and filling skirt assembly (25), one end of described urea filler pipe (23) is all connected with described urea tank body (21) with one end of described urea filling breathing pipe (24), the other end of described urea filler pipe (23) is all connected with described filling skirt assembly (25) with the other end of described urea filling breathing pipe (24), described urea filler (26) and described filling lid (27) are positioned at described filling skirt assembly (25) one end away from described urea tank body (21).
2. light bus urea tank according to claim 1, is characterized in that, described urea tank body (21) is L-type structure.
3. light bus urea tank according to claim 1, is characterized in that, after interface (28) injection moulding of described urea filler pipe (23) and described urea tank body (21), is welded in described urea tank body (21).
4. light bus urea tank according to claim 1, is characterized in that, after interface (29) injection moulding of described urea filling breathing pipe (24) and described urea tank body (21), is welded in described urea tank body (21).
5. light bus urea tank according to claim 1, is characterized in that, described urea tank body (21) is arranged on the rear side of described light bus off-front wheel, and described urea filler (26) is arranged in car load forward engine room.
6. light bus urea tank according to claim 1, is characterized in that, described urea filler pipe (23) and described urea filling breathing pipe (24) are connected with described filling skirt assembly (25) by worm gear clamping hoop respectively.
7. according to the light bus urea tank described in any one in claim 1-6, it is characterized in that, on described urea tank body (21), be provided with the fixing buckle (210) of urea-spray pipe (22).
8. according to the light bus urea tank described in any one in claim 1-6, it is characterized in that, rubber pad (211) is arranged at the top of described urea tank body (21), and described rubber pad (211) contacts with vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119820.2A CN103939187A (en) | 2014-03-27 | 2014-03-27 | Urea tank of light bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119820.2A CN103939187A (en) | 2014-03-27 | 2014-03-27 | Urea tank of light bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103939187A true CN103939187A (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410119820.2A Pending CN103939187A (en) | 2014-03-27 | 2014-03-27 | Urea tank of light bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103939187A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593587A (en) * | 2016-12-07 | 2017-04-26 | 深圳华夏恒泰电子有限公司 | Integrated injection molding type urea liquid level sensor |
| CN107575284A (en) * | 2017-07-28 | 2018-01-12 | 广西柳工机械股份有限公司 | Urea loading system |
| CN115095413A (en) * | 2022-06-10 | 2022-09-23 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730652A (en) * | 1984-11-06 | 1988-03-15 | Proprietary Technology, Inc. | Automotive fuel filler system |
| US6318423B1 (en) * | 1998-10-15 | 2001-11-20 | Mannesmann Vdo Ag | Plug neck for a filler neck of a fuel tank |
| CN202851120U (en) * | 2012-09-19 | 2013-04-03 | 亚普汽车部件股份有限公司 | Control device for ammonia concentration of urea tank filling nozzle |
| CN202851119U (en) * | 2012-08-28 | 2013-04-03 | 亚普汽车部件股份有限公司 | Automobile urea tank |
| CN103562510A (en) * | 2011-03-31 | 2014-02-05 | 雷诺股份公司 | Device for filling tank of motor vehicle |
| CN203756291U (en) * | 2014-03-27 | 2014-08-06 | 安徽江淮汽车股份有限公司 | Light bus urea tank |
-
2014
- 2014-03-27 CN CN201410119820.2A patent/CN103939187A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730652A (en) * | 1984-11-06 | 1988-03-15 | Proprietary Technology, Inc. | Automotive fuel filler system |
| US6318423B1 (en) * | 1998-10-15 | 2001-11-20 | Mannesmann Vdo Ag | Plug neck for a filler neck of a fuel tank |
| CN103562510A (en) * | 2011-03-31 | 2014-02-05 | 雷诺股份公司 | Device for filling tank of motor vehicle |
| CN202851119U (en) * | 2012-08-28 | 2013-04-03 | 亚普汽车部件股份有限公司 | Automobile urea tank |
| CN202851120U (en) * | 2012-09-19 | 2013-04-03 | 亚普汽车部件股份有限公司 | Control device for ammonia concentration of urea tank filling nozzle |
| CN203756291U (en) * | 2014-03-27 | 2014-08-06 | 安徽江淮汽车股份有限公司 | Light bus urea tank |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593587A (en) * | 2016-12-07 | 2017-04-26 | 深圳华夏恒泰电子有限公司 | Integrated injection molding type urea liquid level sensor |
| CN107575284A (en) * | 2017-07-28 | 2018-01-12 | 广西柳工机械股份有限公司 | Urea loading system |
| CN115095413A (en) * | 2022-06-10 | 2022-09-23 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
| CN115095413B (en) * | 2022-06-10 | 2023-06-20 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
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Application publication date: 20140723 |