CN105673160A - Urea solution locking tank cover assembly - Google Patents
Urea solution locking tank cover assembly Download PDFInfo
- Publication number
- CN105673160A CN105673160A CN201610134981.8A CN201610134981A CN105673160A CN 105673160 A CN105673160 A CN 105673160A CN 201610134981 A CN201610134981 A CN 201610134981A CN 105673160 A CN105673160 A CN 105673160A
- Authority
- CN
- China
- Prior art keywords
- enclosing cover
- gland
- lock core
- sleeve
- lock cylinder
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C3/00—Fastening devices with bolts moving pivotally or rotatively
- E05C3/02—Fastening devices with bolts moving pivotally or rotatively without latching action
- E05C3/04—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member rigid with the bolt
- E05C3/041—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member rigid with the bolt rotating about an axis perpendicular to the surface on which the fastener is mounted
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a urea solution locking tank cover assembly. The urea solution locking tank cover assembly comprises an upper outer cover, a lower outer cover, a lock cylinder assembly and a sleeve, wherein the upper outer cover is connected to the lower outer cover; the sleeve is mounted in the lower outer cover; the lock cylinder assembly comprises a lock cylinder and a lock cylinder sleeve; the lock cylinder is mounted in the lock cylinder sleeve, and is blocked by a clamp spring; the bottom of the lock cylinder is provided with a lock cylinder jaw connected to a spring; a lock groove, which is matched with the lock cylinder jaw, is formed in the inner hole wall of the sleeve; the bottom of the inner hole of the lower outer cover is provided with a mounting part used for mounting a gas-permeable membrane; and a lock cylinder mating hole, which is matched with the lock cylinder, is formed in the end surface of the upper outer cover. The urea solution locking tank cover assembly simplifies the structure of the whole urea tank filling assembly, is convenient to assemble, and is stable and reliable in structure; and the urea solution locking tank cover assembly has good gas exhausting performance, and can be used for locking a urea solution tank cover.
Description
Technical field
The present invention relates to a kind of urea solution tank, especially relate to a kind of urea soln for selective catalytic conversion system of diesel engine and lock tank cap assembly.
Background technology
Referring to for selective catalytic conversion system of diesel engine SCR (SelectiveCatalystReduction) is arranged in diesel engine automobile air exhausting system, the catalytic reduction device that NOx in diesel emission is catalysed and reduced into N2 and O2, selects aqueous solution of urea as reductive agent. Aqueous solution of urea is ejected in the vapor pipe of catalyzer upstream, and under the effect of spent air temperture and air-flow, hydrolysis is produced as CO2 and ammonia, and NOx is reduced into free of contamination nitrogen and water as reductive agent by ammonia.
Urea solution tank is important parts essential in SCR system, and at present, the existing urea solution tank lid for SCR system generally exists following shortcoming:
1) tank lid is for without adding lock construction, it is easy to stolen by other people;
2) tank lid exhaust effect is not good, tank interior gas timely and effective cannot be excluded, cause tank volumetric expansion;
3) vent valve is naked is exposed on the external, it is easy to by its permeability of dust.
Above-mentioned shortcoming seriously affects stability and the economy of SCR system, also counteracts that the development of product and company. Become the problem that those skilled in the art are anxious to be resolved.
Summary of the invention
It is an object of the invention to provide a kind of urea soln to lock tank cap assembly, it has the advantages that structure is convenient to assemble, exhaust is good and can lock urea tank cover, to solve the problems referred to above that in prior art, urea solution tank lid exists.
For reaching this object, the present invention by the following technical solutions:
A kind of urea soln locks tank cap assembly, it comprises enclosing cover, lower enclosing cover, lock core assembly and sleeve, wherein, described upper enclosing cover is connected with described lower enclosing cover, in described lower enclosing cover, sleeve is installed, described lock core assembly comprises lock core and lock core cover, described lock core is installed in described lock core cover and is blocked by jump ring, the bottom of described lock core is provided with the lock core card pawl being connected with spring, described lock core card pawl is coordinated to offer lock groove on described hub internal bore wall, in described lower enclosing cover, the bottom in hole is provided with the installation portion for installing air-permeable envelope, described lock core is coordinated to offer the lock supporting hole of core on the end face of described upper enclosing cover.
Especially, the end face of described upper enclosing cover is provided with gland support, described gland support is provided with the gland for blocking the lock supporting hole of core, one end of described gland is arranged on gland support by axle and torsion spring rotationally, and the other end of described gland is provided with gland card buckles, coordinate gland to be snapped in described upper outside covering and offer gland card groove.
Especially, described gland is rotatably mounted with chain bolt, described chain bolt is socketed with anti-lost chain.
Especially, the inner hole wall of described lower enclosing cover is offered some sleeve card grooves, coordinated sleeve card groove correspondence on the outer wall of described sleeve to be extended with some sleeve dops.
Especially, the bottom of described lower enclosing cover is provided with the outside screw for being installed on urea tank filler by lower enclosing cover.
Especially, described gland has been offered chain bolt assembling hole, described chain bolt has a cylindrical section, the bottom of described cylindrical section is provided with chain bolt dop, the external diameter of described chain bolt dop is greater than the aperture in described chain bolt assembling hole, described chain bolt dop is stuck in described chain bolt assembling hole rotationally, and by connecting, packing ring is placed on described cylindrical section rotationally in one end of described anti-lost chain.
The useful effect of the present invention is, compared with prior art the described urea soln tank cap assembly that locks has the following advantages:
1) realize tank lid by lock core card pawl structure to lock performance, rotational lock core key makes claw card enter in sleeve, then can open tank lid thus urea of annotating, as rotational lock core key makes claw retraction lock core inner that upper enclosing cover then can be made to dally, thus locking urea tank cover, other people steal to prevent tank cover.
2) under, enclosing cover increase can place the installation portion of diaphragm. The size of Air permenbility can be effectively set like this and prevent from affecting the works fine of SCR system owing to cannot effectively getting rid of of gas causes tank volumetric expansion.
3) simplifying the structure of the total one-tenth of whole urea tank filling, be convenient to assembling, Stability Analysis of Structures is reliable.
Accompanying drawing explanation
Fig. 1 is that the urea soln that the specific embodiment of the invention 1 provides locks the explosive view of tank cap assembly;
Fig. 2 is that the urea soln that the specific embodiment of the invention 1 provides locks the three-dimensional structure diagram of upper enclosing cover of tank cap assembly;
Fig. 3 is that the urea soln that the specific embodiment of the invention 1 provides locks the three-dimensional structure diagram of lower enclosing cover of tank cap assembly;
Fig. 4 is that the urea soln that the specific embodiment of the invention 1 provides locks the three-dimensional structure diagram of lock core assembly of tank cap assembly;
Fig. 5 is that the urea soln that the specific embodiment of the invention 1 provides locks the perspective view of sleeve of tank cap assembly;
Fig. 6 is that the urea soln that the specific embodiment of the invention 1 provides locks the state graph being assemblied on filler of tank cap assembly.
In figure:
1, upper enclosing cover; 10, the supporting hole of core is locked; 11, gland support; 12, gland; 13, gland card groove; 14, chain bolt assembling hole; 2, lower enclosing cover; 20, sleeve card groove; 21, installation portion; 3, core assembly is locked; 30, core is locked; 31, core cover is locked; 32, jump ring; 33, spring; 34, lock core card pawl; 4, sleeve; 40, sleeve dop; 41, groove is locked; 5, chain bolt; 50, cylindrical section; 51, chain bolt dop; 6, anti-lost chain; 7, urea tank filler.
Embodiment
Below in conjunction with accompanying drawing and the technical scheme of the present invention is described further by embodiment.
Refer to shown in Fig. 1 to Fig. 6, in the present embodiment, a kind of urea soln tank cap assembly that locks comprises enclosing cover 1, lower enclosing cover 2, lock core assembly 3 and sleeve 4, described upper enclosing cover 1 is installed on the upper end of described lower enclosing cover 2, the inner hole wall of described lower enclosing cover 2 has been offered some sleeve card grooves 20, sleeve card groove 20 correspondence on the outer wall of described sleeve 4 is coordinated to be extended with some sleeve dops 40, described sleeve 4 is stuck in described sleeve card groove 20 by sleeve dop 40 and is installed in the interior hole of described lower enclosing cover 2, described lock core assembly 3 comprises lock core 30 and lock core cover 31, described lock core 30 is installed in described lock core cover 31 and is blocked by jump ring 32, the bottom of described lock core 30 is provided with the lock core card pawl 34 being connected with spring 33, described lock core card pawl 34 is coordinated to offer lock groove 41 on described sleeve 4 inner hole wall, described lock core assembly 3 is stuck in by lock core card pawl 34 or departs from lock groove 41 and realizes locking or unblank.
Described lock core 30 is coordinated to offer the lock supporting hole 10 of core on the end face of described upper enclosing cover 1, the end face of described upper enclosing cover 1 is provided with gland support 11, described gland support 11 is provided with the gland 12 for blocking the lock supporting hole 10 of core, one end of described gland 12 is arranged on gland support 11 by bearing pin and torsion spring rotationally, and the other end of described gland 12 is provided with gland card buckles, coordinate gland to be snapped on described upper enclosing cover 1 to have offered gland card groove 13. Described gland 12 is offered the assembling of the chain bolt for installing chain bolt 5 hole 14, described chain bolt 5 has a cylindrical section 50, the bottom of described cylindrical section 50 is provided with chain bolt dop 51, the external diameter of described chain bolt dop 51 is greater than the aperture in described chain bolt assembling hole 14, described chain bolt dop 51 is stuck in described chain bolt assembling hole 14 rotationally, and by connecting, packing ring is placed on described cylindrical section 50 rotationally in one end of anti-lost chain 6.
In described lower enclosing cover 2, the bottom in hole is provided with the installation portion 21 for installing air-permeable envelope, and is provided with the outside screw for being installed on urea tank filler 7 by lower enclosing cover 2 on the bottom of described lower enclosing cover 2.
During installation, first gland 12 and upper enclosing cover 1 are assembled by torsion spring and bearing pin, then lock core 30 is inserted in lock core cover 31, and block with jump ring 32; Then being coordinated with upper enclosing cover 1 lock core assembly 3 upper end, lower end coordinates with sleeve 4, it is noted that the lock groove 41 of good sleeve 4 should intact coordinate with lock core card pawl 34; Again sleeve 4 is blocked in the sleeve card groove 20 of lower enclosing cover 2, and lower enclosing cover 2 is coordinated with upper enclosing cover 1 simultaneously; Finally rotate tank cap assembly, assemble complete with urea tank filler 7.
Above embodiment has just set forth ultimate principle and the characteristic of the present invention; the present invention does not limit by above-mentioned example; without departing from the spirit and scope of the present invention, the present invention also has various change and change, and these changes and change all fall in the claimed scope of the invention. The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a urea soln locks tank cap assembly, it comprises enclosing cover, lower enclosing cover, lock core assembly and sleeve, it is characterized in that, described upper enclosing cover is connected with described lower enclosing cover, in described lower enclosing cover, sleeve is installed, described lock core assembly comprises lock core and lock core cover, described lock core is installed in described lock core cover and is blocked by jump ring, the bottom of described lock core is provided with the lock core card pawl being connected with spring, described lock core card pawl is coordinated to offer lock groove on described hub internal bore wall, in described lower enclosing cover, the bottom in hole is provided with the installation portion for installing air-permeable envelope, described lock core is coordinated to offer the lock supporting hole of core on the end face of described upper enclosing cover.
2. urea soln according to claim 1 locks tank cap assembly, it is characterized in that, the end face of described upper enclosing cover is provided with gland support, described gland support is provided with the gland for blocking the lock supporting hole of core, one end of described gland is arranged on gland support by axle and torsion spring rotationally, and the other end of described gland is provided with gland card buckles, coordinate gland to be snapped in described upper outside covering and offer gland card groove.
3. urea soln according to claim 2 locks tank cap assembly, it is characterised in that, described gland is rotatably mounted with chain bolt, described chain bolt is socketed with anti-lost chain.
4. urea soln according to the arbitrary item of claim 1 or 2 locks tank cap assembly, it is characterised in that, the inner hole wall of described lower enclosing cover is offered some sleeve card grooves, has coordinated sleeve card groove correspondence on the outer wall of described sleeve to be extended with some sleeve dops.
5. urea soln according to claim 1 locks tank cap assembly, it is characterised in that, the bottom of described lower enclosing cover is provided with the outside screw for being installed on urea tank filler by lower enclosing cover.
6. urea soln according to claim 3 locks tank cap assembly, it is characterized in that, described gland has been offered chain bolt assembling hole, described chain bolt has a cylindrical section, the bottom of described cylindrical section is provided with chain bolt dop, the external diameter of described chain bolt dop is greater than the aperture in described chain bolt assembling hole, and described chain bolt dop is stuck in described chain bolt assembling hole rotationally, and by connecting, packing ring is placed on described cylindrical section rotationally in one end of described anti-lost chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134981.8A CN105673160A (en) | 2016-03-09 | 2016-03-09 | Urea solution locking tank cover assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134981.8A CN105673160A (en) | 2016-03-09 | 2016-03-09 | Urea solution locking tank cover assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105673160A true CN105673160A (en) | 2016-06-15 |
Family
ID=56308180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610134981.8A Pending CN105673160A (en) | 2016-03-09 | 2016-03-09 | Urea solution locking tank cover assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105673160A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401710A (en) * | 2016-10-24 | 2017-02-15 | 无锡威孚力达催化净化器有限责任公司 | Multifunctional urea tank filling structure |
| CN111140336A (en) * | 2019-12-09 | 2020-05-12 | 河北华北柴油机有限责任公司 | Water drainage blocking and loss preventing device |
| CN111993628A (en) * | 2020-08-14 | 2020-11-27 | 马鞍山欧格萨斯机械科技有限公司 | Vulcanization equipment for rubber processing production |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204152608U (en) * | 2014-10-08 | 2015-02-11 | 天雄科技十堰有限公司 | A kind of locking cover for adding blue tank |
| CN104373178A (en) * | 2014-10-29 | 2015-02-25 | 凯龙高科技股份有限公司 | Urea solution tank filling assembly used for SCR system |
| CN204200317U (en) * | 2014-10-09 | 2015-03-11 | 昌辉汽车电器（黄山）股份公司 | A kind of automobile urea tank cover theft-prevention structure |
| CN204239032U (en) * | 2014-11-26 | 2015-04-01 | 安徽江淮汽车股份有限公司 | A kind of urea tank cover |
| CN204572138U (en) * | 2015-03-31 | 2015-08-19 | 慈溪市三新汽车零部件有限公司 | A kind of antitheft urea case lid |
| CN204663635U (en) * | 2015-04-28 | 2015-09-23 | 慈溪市三新汽车零部件有限公司 | A kind of antitheft urea box case lid |
| CN105090584A (en) * | 2015-08-31 | 2015-11-25 | 凯龙高科技股份有限公司 | Ventilation device for urea solution tank |
| CN205477846U (en) * | 2016-03-09 | 2016-08-17 | 凯龙高科技股份有限公司 | Urea solution adds lock cover assembly |
-
2016
- 2016-03-09 CN CN201610134981.8A patent/CN105673160A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204152608U (en) * | 2014-10-08 | 2015-02-11 | 天雄科技十堰有限公司 | A kind of locking cover for adding blue tank |
| CN204200317U (en) * | 2014-10-09 | 2015-03-11 | 昌辉汽车电器（黄山）股份公司 | A kind of automobile urea tank cover theft-prevention structure |
| CN104373178A (en) * | 2014-10-29 | 2015-02-25 | 凯龙高科技股份有限公司 | Urea solution tank filling assembly used for SCR system |
| CN204239032U (en) * | 2014-11-26 | 2015-04-01 | 安徽江淮汽车股份有限公司 | A kind of urea tank cover |
| CN204572138U (en) * | 2015-03-31 | 2015-08-19 | 慈溪市三新汽车零部件有限公司 | A kind of antitheft urea case lid |
| CN204663635U (en) * | 2015-04-28 | 2015-09-23 | 慈溪市三新汽车零部件有限公司 | A kind of antitheft urea box case lid |
| CN105090584A (en) * | 2015-08-31 | 2015-11-25 | 凯龙高科技股份有限公司 | Ventilation device for urea solution tank |
| CN205477846U (en) * | 2016-03-09 | 2016-08-17 | 凯龙高科技股份有限公司 | Urea solution adds lock cover assembly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401710A (en) * | 2016-10-24 | 2017-02-15 | 无锡威孚力达催化净化器有限责任公司 | Multifunctional urea tank filling structure |
| CN111140336A (en) * | 2019-12-09 | 2020-05-12 | 河北华北柴油机有限责任公司 | Water drainage blocking and loss preventing device |
| CN111993628A (en) * | 2020-08-14 | 2020-11-27 | 马鞍山欧格萨斯机械科技有限公司 | Vulcanization equipment for rubber processing production |
| CN111993628B (en) * | 2020-08-14 | 2021-04-02 | 瑞安市远久鞋业有限公司 | Vulcanization equipment for rubber processing production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105673160A (en) | Urea solution locking tank cover assembly | |
| JP4184804B2 (en) | Device for aftertreatment of exhaust gas from internal combustion engines | |
| US9777859B2 (en) | Purging and sealing-reductant delivery unit for selective catalytic reduction systems | |
| US20150114505A1 (en) | Urea solution apparatus for vehicles | |
| CN205477846U (en) | Urea solution adds lock cover assembly | |
| CN104373178A (en) | Urea solution tank filling assembly used for SCR system | |
| CN206477901U (en) | A kind of lock core fitted outside urea solution tank cap assembly | |
| KR101856942B1 (en) | Urea magnetic pump | |
| WO2005028299A3 (en) | Scuba tank lock | |
| CN203743841U (en) | Gas cylinder protection cover, gas cylinder and vehicle | |
| US20170136873A1 (en) | Urea Tank | |
| CN106194706B (en) | A kind of pressure switch with damping hole | |
| CN109029622B (en) | Connection structure of automobile-used urea level sensor and joint | |
| EP1826134B1 (en) | Structure of container for reducing agent | |
| CN207851037U (en) | Gas sensor | |
| KR101856943B1 (en) | Magnet coupling structure of urea pump having a partition wall of different thickness | |
| CN106194712B (en) | A kind of safety valve for metering pump | |
| CN206681535U (en) | A kind of locking gas drive urea filler lid | |
| EP3372433A1 (en) | Structure of a vehicle with fuel and purifyin exhaust gas fluid inlets having sealing means | |
| CN206111530U (en) | Pressure switch in band stop buddhist nun hole | |
| CN214579242U (en) | Gas valve with anti-theft pressure measuring structure | |
| CN210741857U (en) | Chip type oxygen sensor packaging structure | |
| CN212827885U (en) | Automobile anti-theft oil tank device | |
| CN206287826U (en) | Low hydrocarbon discharges 90 ° of fuel tank cap | |
| CN109869220A (en) | A kind of receiver assembly with leak detection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160615 |
|
| RJ01 | Rejection of invention patent application after publication |