CN114057148A - Urea storage device - Google Patents
Urea storage device Download PDFInfo
- Publication number
- CN114057148A CN114057148A CN202111313664.XA CN202111313664A CN114057148A CN 114057148 A CN114057148 A CN 114057148A CN 202111313664 A CN202111313664 A CN 202111313664A CN 114057148 A CN114057148 A CN 114057148A
- Authority
- CN
- China
- Prior art keywords
- liquid
- body assembly
- urea storage
- feeding pipe
- urea
- 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.)
- Pending
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 239000004202 carbamide Substances 0.000 title claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 79
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- B67D7/78—Arrangements of storage tanks, reservoirs or pipe-lines
-
- 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
- B67D7/02—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants
-
- 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
- B67D7/56—Arrangements of flow-indicators, e.g. transparent compartments, windows, rotary vanes
-
- 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
- B67D7/58—Arrangements of pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a urea storage device, which comprises a tank assembly and a liquid feeding pipe, wherein an electric liquid pumping pump is externally connected to a first end of the liquid feeding pipe, a second end of the liquid feeding pipe extends into the tank assembly, a plurality of liquid supply pipe joints are arranged on the tank assembly, a liquid suction pipe and a liquid return pipe which extend into the tank assembly are arranged on the liquid supply pipe joints, a liquid level sensor which feeds back the liquid level height in the tank assembly is arranged on the liquid supply pipe joints, and the liquid level sensor is in control connection with the electric liquid pumping pump. The urea storage device realizes the automatic liquid adding function by the liquid level detection and electric control mode, has the characteristics of reasonable overall structure design, simple and elegant appearance, convenient installation and disassembly and the like, avoids the problems of manpower waste caused by frequent manual urea adding or the influence on the operation of the whole system caused by untimely urea adding, improves the intelligence of the device and meets the automation and intelligent requirements of modern equipment.
Description
Technical Field
The invention relates to the technical field of diesel engine tail gas aftertreatment, in particular to a urea storage device which is used for providing urea aqueous solution serving as a catalyst for an SCR system.
Background
In a diesel selective catalytic conversion (SCR) system, a urea solution is sucked from a urea storage container by a urea pump for use, however, most of the urea filling methods of the existing urea solution storage system are divided into two types: one is to use a urea filling gun to add urea into the urea storage device through a filling system assembly, and the other is to manually extract a urea barrel to directly fill. Above two kinds of tradition filling modes all need artifical the participation, troublesome poeration, and work efficiency is low, is difficult to satisfy present intelligent requirement.
Disclosure of Invention
Based on the above problems, the present invention is to provide a urea storage device, which realizes an automatic liquid adding function, improves the intelligence of the device, and avoids the waste of manpower caused by frequent and manual urea adding or the influence on the operation of the whole system caused by untimely urea adding.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a urea storage device, its includes a jar body assembly and liquid feeding pipe, and the first end of liquid feeding pipe is external to have electronic drawing liquid pump, and the second end stretches into jar body assembly's inside, is provided with a plurality of feed pipe connector on the jar body assembly, supplies to be provided with on the liquid feeding pipe connector to stretch into jar body assembly inside pipette and return the liquid pipe, and supplies to be provided with the level sensor of the inside liquid level height of feedback jar body assembly on the liquid feeding pipe connector, level sensor and electronic drawing liquid pump control connection.
Particularly, a connecting flange matched with an external flange of the electric liquid pump is arranged at the first end of the liquid feeding pipe, and a flange gasket is clamped between the flange and the flange.
Particularly, the first end of the liquid feeding pipe extends out of the outer wall of the tank body assembly by 70mm, and the second end of the liquid feeding pipe is 10-20 mm away from the bottom of the tank body assembly.
In particular, the tank assembly is used as a spare storage device for another tank assembly, and the filling pipe of the first tank assembly is connected with the filling pipe of the second tank assembly in series for use.
Specifically, the liquid level sensor includes a float block and a resistance rod standing inside the tank assembly, and the float block floats on the liquid surface and slides along the resistance rod, thereby changing the output signal value of the liquid level sensor.
Particularly, a manual liquid supplementing port is arranged on the tank body assembly.
Particularly, a liquid level display meter is arranged on the side wall of the tank assembly.
In particular, the top of the tank assembly is provided with a plurality of vent valves.
In particular, the bottom of the tank assembly is provided with a drain opening.
Particularly, the bottom of the tank body assembly is provided with a fixed bracket.
In conclusion, the urea storage device has the advantages that the automatic liquid adding function is realized in a liquid level detection and power supply mode, the urea storage device has the characteristics of reasonable overall structural design, simple and elegant appearance, convenience in mounting and dismounting and the like, the waste of manpower caused by frequent and manual urea adding is avoided, or the operation of the whole system is influenced due to untimely urea adding, the intelligence of the device is improved, and the automatic and intelligent requirements of modern equipment are met.
Drawings
FIG. 1 is an exploded view of a urea storage unit according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an application of a urea storage device in an SCR system according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, the preferred embodiment provides a urea storage device, which includes a tank assembly 1 and a liquid feeding pipe 2, wherein a first end of the liquid feeding pipe 2 is externally connected with an electric liquid pumping pump 3, a second end of the liquid feeding pipe extends into the tank assembly 1, the tank assembly 1 is provided with a plurality of liquid supply pipe joints 4, the liquid supply pipe joints 4 are provided with a liquid suction pipe 5 and a liquid return pipe extending into the tank assembly 1, the liquid supply pipe joints 4 are provided with a liquid level sensor for feeding back the liquid level inside the tank assembly, and the liquid level sensor is in control connection with the electric liquid pumping pump 3. The liquid level sensor comprises a floating block 6 and a resistance rod 7 which is erected in the tank assembly, wherein the floating block 6 floats on the liquid level and slides along the resistance rod 7, so that the output signal value of the liquid level sensor is changed.
Wherein, the first end of the liquid feeding pipe 2 is provided with a connecting flange 8 which is matched with an external flange of the electric liquid pump 3, a flange gasket 9 is clamped between the two flanges, and particularly, the flange gasket 9 is formed by compounding graphite.
For convenient connection needs, the first end of the liquid feeding pipe 2 extends out of the outer wall of the tank body assembly 1 by 70mm, and the second end is 10-20 mm away from the tank bottom of the tank body assembly 1.
In addition, a manual fluid infusion port 10 is arranged on the tank assembly 1, so that the special fluid infusion requirements are met.
The side wall of the tank body assembly 1 is provided with a liquid level display meter 11 so as to visually display the amount of the solution in the reaction tank.
The top of the tank assembly 1 is provided with a plurality of vent valves 12 to keep the pressure in the tank balanced.
The bottom of the tank assembly 1 is also provided with a drain outlet 13 and a fixed bracket 14.
When the urea storage device directly provides urea for the SCR system, when the urea liquid level reaches the lowest point, the electric liquid pump 3 is started, and new urea aqueous solution is injected into the device through the liquid feeding pipe 2.
Further, the tank assembly can be used as a spare storage device for another tank assembly, as shown in fig. 2, specifically, the filler pipe 2 of the first tank assembly 1' is connected in series with the filler pipe 2 of the second tank assembly 1 ". When the liquid level in the second tank assembly 1 ' reaches the lowest point, the electric liquid pump 3 is used for pumping the urea aqueous solution from the first tank assembly 1 ' to provide the urea aqueous solution for the second tank assembly 1 '. On the basis, the expansion can be continuously realized.
In conclusion, the urea storage device realizes the automatic liquid adding function through the liquid level detection and electric control mode, has the characteristics of reasonable overall structure design, simple and elegant appearance, convenience in mounting and dismounting and the like, avoids the problem that the operation of the whole system is influenced due to the waste of manpower caused by frequent manual urea adding or due to untimely urea adding, improves the intelligence of the device, and meets the requirements of automation and intelligence of modern equipment.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the invention, which are intended to be within the scope of the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a urea storage device, its characterized in that, includes a jar body assembly and liquid feeding pipe, the first end of liquid feeding pipe is external to have electronic drawing liquid pump, and the second end stretches into the inside of jar body assembly, be provided with a plurality of feed pipe joint on the jar body assembly, be provided with on the feed pipe joint and stretch into the inside pipette of jar body assembly and return the liquid pipe, and be provided with the level sensor of the inside liquid level height of feedback jar body assembly on the feed pipe joint, level sensor with electronic drawing liquid pump control connection.
2. The urea storage unit of claim 1, wherein: and a connecting flange matched with an external flange of the electric liquid pump is arranged at the first end of the liquid feeding pipe, and a flange gasket is clamped between the flange and the flange.
3. The urea storage unit of claim 2, wherein: the first end of the liquid feeding pipe extends out of the outer wall of the tank body assembly by 70mm, and the second end of the liquid feeding pipe is 10-20 mm away from the bottom of the tank body assembly.
4. The urea storage unit of claim 1, wherein: the tank assembly is used as a spare storage device of another tank assembly, and the liquid feeding pipe of the first tank assembly is connected with the liquid feeding pipe of the second tank assembly in series for use.
5. The urea storage unit of claim 1, wherein: the liquid level sensor comprises a floating block and a resistance rod which is vertically arranged in the tank assembly, wherein the floating block floats on the liquid level and slides along the resistance rod, so that the output signal value of the liquid level sensor is changed.
6. The urea storage unit of claim 1, wherein: and a manual liquid supplementing port is arranged on the tank body assembly.
7. The urea storage unit of claim 1, wherein: and a liquid level display meter is arranged on the side wall of the tank body assembly.
8. The urea storage unit of claim 1, wherein: the top of the tank body assembly is provided with a plurality of vent valves.
9. The urea storage unit of claim 1, wherein: and the bottom of the tank body assembly is provided with a drain outlet.
10. The urea storage unit of claim 1, wherein: the bottom of the tank body assembly is provided with a fixed support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111313664.XA CN114057148A (en) | 2021-11-08 | 2021-11-08 | Urea storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111313664.XA CN114057148A (en) | 2021-11-08 | 2021-11-08 | Urea storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114057148A true CN114057148A (en) | 2022-02-18 |
Family
ID=80274672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111313664.XA Pending CN114057148A (en) | 2021-11-08 | 2021-11-08 | Urea storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114057148A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192773A (en) * | 2011-03-09 | 2011-09-21 | 潍柴动力股份有限公司 | Urea liquid level sensor |
| CN203769894U (en) * | 2014-02-18 | 2014-08-13 | 北京大学工学院包头研究院 | SCR (Selective Catalytic reduction) system urea box and integrated automobile-used SCR device with same |
| CN205154319U (en) * | 2015-11-24 | 2016-04-13 | 无锡盛邦电子有限公司 | High pressure resistant urea level sensor |
| CN206111301U (en) * | 2016-09-22 | 2017-04-19 | 凯龙高科技股份有限公司 | Fixed source urea solution jar |
| CN206126829U (en) * | 2016-10-20 | 2017-04-26 | 广州虹之源科技有限公司 | Inside filling system of automobile -used urea haulage vehicle |
| CN206190368U (en) * | 2016-10-31 | 2017-05-24 | 凯龙高科技股份有限公司 | Stainless steel urea solution tank |
| CN108060954A (en) * | 2017-12-06 | 2018-05-22 | 潍柴动力股份有限公司 | A kind of urea liquid level sensor |
| CN212292771U (en) * | 2020-03-30 | 2021-01-05 | 河南弘康环保科技有限公司 | Skid-mounted automobile-used urea filling system |
| CN216584189U (en) * | 2021-11-08 | 2022-05-24 | 凯龙高科技股份有限公司 | Urea storage device |
-
2021
- 2021-11-08 CN CN202111313664.XA patent/CN114057148A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192773A (en) * | 2011-03-09 | 2011-09-21 | 潍柴动力股份有限公司 | Urea liquid level sensor |
| CN203769894U (en) * | 2014-02-18 | 2014-08-13 | 北京大学工学院包头研究院 | SCR (Selective Catalytic reduction) system urea box and integrated automobile-used SCR device with same |
| CN205154319U (en) * | 2015-11-24 | 2016-04-13 | 无锡盛邦电子有限公司 | High pressure resistant urea level sensor |
| CN206111301U (en) * | 2016-09-22 | 2017-04-19 | 凯龙高科技股份有限公司 | Fixed source urea solution jar |
| CN206126829U (en) * | 2016-10-20 | 2017-04-26 | 广州虹之源科技有限公司 | Inside filling system of automobile -used urea haulage vehicle |
| CN206190368U (en) * | 2016-10-31 | 2017-05-24 | 凯龙高科技股份有限公司 | Stainless steel urea solution tank |
| CN108060954A (en) * | 2017-12-06 | 2018-05-22 | 潍柴动力股份有限公司 | A kind of urea liquid level sensor |
| CN212292771U (en) * | 2020-03-30 | 2021-01-05 | 河南弘康环保科技有限公司 | Skid-mounted automobile-used urea filling system |
| CN216584189U (en) * | 2021-11-08 | 2022-05-24 | 凯龙高科技股份有限公司 | Urea storage device |
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