CN117248984A - Urea flap opening device - Google Patents
Urea flap opening device Download PDFInfo
- Publication number
- CN117248984A CN117248984A CN202311508008.4A CN202311508008A CN117248984A CN 117248984 A CN117248984 A CN 117248984A CN 202311508008 A CN202311508008 A CN 202311508008A CN 117248984 A CN117248984 A CN 117248984A
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- Prior art keywords
- urea
- sealing
- arc
- groove
- cover body
- Prior art date
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- 239000004202 carbamide Substances 0.000 title claims abstract description 71
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 238000007789 sealing Methods 0.000 claims abstract description 79
- 239000002184 metal Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 210000001503 joint Anatomy 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 150000003672 ureas Chemical class 0.000 abstract 1
- 239000000945 filler Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical class O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
-
- 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
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention relates to the technical field of urea flaps, in particular to a urea flap opening device, which comprises a flap mechanism, a sealing part, a limiting part, an auxiliary part, a heightening part and an opening part, wherein the flap mechanism comprises a flap body, the sealing part is arranged in the flap body, the limiting part is arranged in the flap body, the auxiliary part is arranged on the flap body, the heightening part is arranged on the sealing part, and the opening part is arranged on the flap body; and the extension mechanism comprises a metal hose arranged below the sealing part and a dismounting part arranged on the metal hose. This urea flap opening device opens the lid back, because gravity, sealing will fill the mouth and open, and the staff directly fills urea through filling the mouth, and urea gets into the urea jar through metal collapsible tube in, after the use is accomplished, fixes the lid on the urea jar, and it is sealed with filling the mouth simultaneously, when filling urea, can directly fill through the lid, does not need extra coupling hose, convenient operation, and hose can repetitious usage, saves certain resource.
Description
Technical Field
The invention relates to the technical field of urea covers, in particular to a urea cover opening device.
Background
In order to reduce environmental pollution, many vehicles are provided with a urea tank, urea solution is filled in the urea tank and used for treating nitrogen oxide compounds in vehicle tail gas, reducing the emission of the nitrogen oxide compounds and improving the performance and fuel consumption of an engine, and most of urea covers adopted in the current market are fixed through threads so as to seal the urea tank.
Because most of the urea tanks on the vehicle are arranged in a compact manner with various machines nearby, when a worker needs to fill urea, the urea port cover needs to be opened first, then a hose is put into the urea tank, one end of the hose extends to the outside of the vehicle, and then urea is filled through the hose, so that a disposable hose is needed for filling urea each time, resources are wasted, and the operation is troublesome.
Disclosure of Invention
The invention is provided in view of the problem that the existing urea flap opening device is troublesome to fill urea.
It is therefore an object of the present invention to provide a urea flap opening device, which aims at: urea is conveniently added.
In order to solve the technical problems, the invention provides the following technical scheme: comprising the steps of (a) a step of,
the flap mechanism comprises a cover body, a sealing part arranged in the cover body, a limiting part arranged in the cover body, an auxiliary part arranged on the cover body, a heightening part arranged on the sealing part and an opening part arranged on the cover body; the method comprises the steps of,
the extension mechanism comprises a metal hose arranged below the sealing part, a dismounting part arranged on the metal hose, a torsion spring part arranged between the dismounting part and the sealing part, a communication part arranged on the sealing part and a clamping part arranged on the sealing part.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the sealing part comprises a sealing plate arranged in the cover body, a sealing ring arranged on the sealing plate and an arc-shaped plate arranged on the sealing plate.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the limiting part comprises a limiting ring arranged in the cover body and an arc-shaped limiting groove which is arranged on the limiting ring and is matched with the arc-shaped plate.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the auxiliary part comprises an auxiliary arc-shaped groove arranged on the cover body, an auxiliary column arranged on the auxiliary arc-shaped groove and an auxiliary ring arranged on the auxiliary column.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the heightening part comprises a lower submerged groove arranged on the sealing plate, a first arc heightening block arranged in the lower submerged groove and a second arc heightening block arranged on the sealing plate.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the opening part comprises a sealing pad arranged on the cover body, a thread groove arranged in the cover body and a filling opening arranged on the cover body.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the disassembly part comprises a disassembly cap arranged on the metal hose, a cambered surface arranged on the disassembly cap, a disassembly groove arranged on the disassembly cap, a first connecting port arranged on the disassembly cap and a butt joint square groove arranged on the disassembly cap.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the torsion spring part comprises a torsion spring groove arranged on the sealing plate, a torsion spring column arranged in the torsion spring groove, a torsion spring arranged on the torsion spring column, and a butt joint square column arranged on the torsion spring column and adapted to the butt joint square groove.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the communication part comprises an L-shaped connecting pipe arranged on the sealing plate, a butt joint arc-shaped pad arranged on the L-shaped connecting pipe, and a second butt joint interface which is arranged on the butt joint arc-shaped pad and is matched with the first connecting interface.
As a preferred embodiment of the urea flap opening device according to the invention, wherein: the clamping part comprises an L-shaped fixing rod arranged on the sealing plate and a spring pin arranged on the L-shaped fixing rod.
The invention has the beneficial effects that: after opening the lid, because gravity, sealing will fill the mouth and open, the staff directly fills urea through filling the mouth, and urea gets into the urea jar through metal collapsible tube in, after using, fix the lid on the urea jar, will fill the mouth simultaneously sealed, when filling urea, can directly fill through the lid, need not extra coupling hose, convenient operation, and hose can repetitious usage, saves certain resource.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the auxiliary part of the present invention.
Fig. 3 is a schematic structural view of the cover body of the present invention.
Fig. 4 is a schematic structural view of the sealing part of the present invention.
Fig. 5 is an enlarged partial schematic view of fig. 4a in accordance with the present invention.
Fig. 6 is a schematic structural view of the clamping portion of the present invention.
Fig. 7 is a schematic structural view of a metal hose according to the present invention.
Fig. 8 is a schematic structural view of the detachable portion of the present invention.
A flap mechanism 100; a cover 101; a sealing portion 102; a limit part 103; an auxiliary unit 104; an elevation part 105; an opening 106; an extension mechanism 200; a metal hose 201; a detaching portion 202; a torsion spring portion 203; a communication section 204; a clamping part 205; a sealing plate 102a; a seal ring 102b; an arc plate 102c; a stop collar 103a; an arc-shaped limit groove 103b; an auxiliary ring 104a; an auxiliary column 104b; auxiliary arcuate slot 104c; lower submerged groove 105a; a first arc-shaped elevation block 105b; a second arc-shaped elevation block 105c; a stopper pad 106a; a thread groove 106b; a filler 106c; removing cap 202a; a cambered surface 202b; disassembly groove 202c; a first connection interface 202d; a butt joint square groove 202e; torsion spring grooves 203a; a torsion spring post 203b; a torsion spring 203c; butting square columns 203d; an L-shaped connection pipe 204a; docking arcuate pad 204b; a second interface 204c; an L-shaped fixing lever 205a; spring pin 205b.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
In describing the embodiments of the present invention in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
Referring to fig. 1-4, for a first embodiment of the present invention, there is provided a urea flap opening device, comprising,
the flap mechanism 100 includes a cover body 101, a sealing portion 102 provided in the cover body 101, a stopper portion 103 provided in the cover body 101, an auxiliary portion 104 provided on the cover body 101, a height-increasing portion 105 provided on the sealing portion 102, and an opening portion 106 provided on the cover body 101; the method comprises the steps of,
the extension mechanism 200 includes a metal hose 201 disposed below the sealing portion 102, a detaching portion 202 disposed on the metal hose 201, a torsion spring portion 203 disposed between the detaching portion 202 and the sealing portion 102, a communication portion 204 disposed on the sealing portion 102, and a locking portion 205 disposed on the sealing portion 102.
In the use, rotate lid 101 and open the urea jar, take the lid 101 to the vehicle outside simultaneously, because gravity, sealing part 102 removes and opens opening part 106, annotates urea through opening part 106, and urea gets into in dismantling part 202 through communication part 204, and urea in dismantling part 202 gets into the urea jar through metal collapsible tube 201, after the filling is accomplished, fixes lid 101 on the urea jar, and urea jar mouth extrusion sealing part 102 makes sealing part 102 rise to seal opening part 106.
Example 2
Referring to fig. 1 to 5, a second embodiment of the present invention is different from the first embodiment in that: the seal portion 102 includes a seal plate 102a provided in the cover 101, a seal ring 102b provided on the seal plate 102a, and an arc plate 102c provided on the seal plate 102 a.
Preferably, the sealing ring 102b is made of rubber, the outer surface of the sealing ring 102b is slidably connected with the inner surface of the cover body 101, when urea is filled, the sealing plate 102a moves downwards to open the opening 106, after the cover body 101 is meshed with the urea tank, the urea tank opening extrudes the sealing plate 102a upwards to seal the opening 106, and the arc-shaped arrangement of the arc-shaped plate 102c is convenient to contact with the urea tank opening.
The limiting part 103 comprises a limiting ring 103a arranged in the cover body 101, and an arc-shaped limiting groove 103b which is arranged on the limiting ring 103a and is matched with the arc-shaped plate 102c.
Preferably, the limit ring 103a is fixedly arranged in the middle of the inner cavity of the cover body 101, the space between the upper part of the limit ring 103a and the cover body 101 is used for the sealing plate 102a to move up and down, the space between the lower part of the limit ring 103a and the cover body 101 is used for being fixedly connected with the urea tank through threads, the arc-shaped limit groove 103b is used for limiting the arc-shaped plate 102c, so that the sealing plate 102a can only move up and down, the sealing plate 102a is prevented from rotating, and the stability of the sealing plate 102a is ensured.
The auxiliary portion 104 includes an auxiliary arc-shaped groove 104c provided on the cover 101, an auxiliary column 104b provided on the auxiliary arc-shaped groove 104c, and an auxiliary ring 104a provided on the auxiliary column 104 b.
Preferably, a rubber layer is arranged at the top of the auxiliary ring 104a, friction force between the auxiliary ring and fingers is increased, the auxiliary column 104b is slidably connected with the auxiliary arc-shaped groove 104c, so that the auxiliary ring 104a can rotate, one end of the auxiliary column 104b penetrates through the cover body 101, if the weather is hot, the sealing ring 102b is adhered to the inner surface of the cover body 101, and when the metal hose 201 cannot drive the sealing plate 102a to move to open the opening 106, the auxiliary ring 104a can be rotated to drive the auxiliary column 104b to extrude the heightening part 105, thereby extruding the sealing plate 102a to move downwards, opening the opening 106, and the device can be ensured to be used under high-temperature weather.
The height increasing portion 105 includes a lower submerged groove 105a provided on the sealing plate 102a, a first arc-shaped height increasing block 105b provided in the lower submerged groove 105a, and a second arc-shaped height increasing block 105c provided on the sealing plate 102 a.
Preferably, the lower submerged groove 105a is an arc groove and is used for installing a first arc heightening block 105b, the first arc heightening block 105b is an arc block with one thicker end and one flat end, a smooth slope is formed at the top, the first arc heightening block 105b is the same as a second arc heightening block 105c, the second arc heightening block 105c is installed on the sealing plate 102a and is in butt joint with the first arc heightening block 105b, and the first arc heightening block 105b is connected with the top of the second arc heightening block 105c to form an arc slope.
The opening 106 includes a stopper 106a provided on the cover 101, a screw groove 106b provided in the cover 101, and a filler port 106c provided on the cover 101.
Preferably, the sealing pad 106a is used for sealing the communication hole between the communication part 204 and the sealing plate 102a, so as to ensure the tightness of the cover 101 in use, and the thread groove 106b is arranged below the limit ring 103a, so as to ensure the tightness between the sealing plate 102a and the cover 101.
The rest of the structure is the same as that of embodiment 1.
In the use, rotate lid 101 and open the urea jar, simultaneously with lid 101 to the vehicle outside, because gravity, simultaneously because arc spacing groove 103b is spacing to arc 102c, closing plate 102a descends and opens filler 106c, when gravity can't drive closing plate 102a decline, rotate auxiliary ring 104a and drive auxiliary column 104b along supplementary arc groove 104c rotation, auxiliary column 104b is along first arc increase piece 105b and second arc increase piece 105c in proper order, because the one end of second arc increase piece 105c is higher, auxiliary column 104b extrudes second arc increase piece 105c and makes closing plate 102a descend, closing plate 102a descends and opens filler 106c, add urea through filler 106c, urea gets into closing plate 102 a's top, in the portion 202 is got into through connecting portion 204, in the urea jar through metal collapsible tube 201 entering, after the filling is accomplished, rotate lid 101 and drive screw thread groove 106b and urea jar mouth screw thread fastening, simultaneously urea jar mouth extrusion arc 102c makes closing plate 102a rise, sealing plate 102a circle 103a and sealing plate 102 a's bottom seal up, sealing plate 102a close contact with sealing plate 102a, thereby sealing cap 101 a is closely contacted when sealing plate 101 a is closed, the shutoff effect is guaranteed.
Example 3
Referring to fig. 6 to 8, a third embodiment of the present invention is different from the second embodiment in that: the dismounting portion 202 includes a dismounting cap 202a provided on the metal hose 201, a cambered surface 202b provided on the dismounting cap 202a, a dismounting groove 202c provided on the dismounting cap 202a, a first connection port 202d provided on the dismounting cap 202a, and a butt joint square groove 202e provided on the dismounting cap 202 a.
Preferably, the disassembly cap 202a is barrel-shaped, so that stability of the metal hose 201 during installation is guaranteed, the cambered surface 202b is a smooth surface, when the cambered surface 202b extrudes the spring pin 205b, the spring pin 205b can be contracted, the disassembly groove 202c is a triangular groove, one end is deeper, one end is shallower, the spring pin 205b can be moved out of the disassembly groove 202c along the inclined surface of the disassembly groove 202c, the disassembly and replacement of the metal hose 201 are facilitated, and the square groove 202e is a square groove, so that the torsion spring part 203 can be driven to rotate when the disassembly cap 202a rotates.
The torsion spring portion 203 includes a torsion spring groove 203a provided on the sealing plate 102a, a torsion spring column 203b provided in the torsion spring groove 203a, a torsion spring 203c provided on the torsion spring column 203b, and a butt-joint square column 203d provided on the torsion spring column 203b and adapted to the butt-joint square groove 202e.
Preferably, the torsion spring groove 203a is used for installing the torsion spring post 203b, the torsion spring post 203b is rotatably installed in the torsion spring groove 203a, and the elasticity of the torsion spring 203c drives the butting square post 203d to rotate the disassembling cap 202a, so that the deeper side of the disassembling groove 202c can be in close contact with the spring pin 205b, and the stability of the metal hose 201 is improved.
The communication portion 204 includes an L-shaped connection pipe 204a disposed on the sealing plate 102a, a butt arc pad 204b disposed on the L-shaped connection pipe 204a, and a second butt joint port 204c disposed on the butt arc pad 204b and adapted to the first connection port 202 d.
Preferably, the intrados of the butt-jointed arcuate pad 204b is in intimate contact with the outer surface of the removal cap 202a, preventing urea from spilling.
The engagement portion 205 includes an L-shaped fixing rod 205a provided on the sealing plate 102a, and a spring pin 205b provided on the L-shaped fixing rod 205 a.
Preferably, the spring pin 205b is a positioning pin commonly used in the market, and is formed by combining a spring tube, a spring and a pin.
The rest of the structure is the same as that of embodiment 2.
During the use, when needing to change metal collapsible tube 201, rotate metal collapsible tube 201 and drive dismantlement cap 202a and make dismantlement groove 202c rotate, because dismantlement cap 202a rotates and drives dismantlement groove 202c and make spring pin 205b shift out dismantlement groove 202c along dismantlement groove 202 c's slope, thereby remove the spacing to dismantlement cap 202a, remove metal collapsible tube 201 and drive dismantlement cap 202a and make interfacing square groove 202e break away from interfacing square column 203d, thereby take down metal collapsible tube 201 and change, when needing to install, insert interfacing square column 203d on dismantlement cap 202a on interfacing square groove 202e, simultaneously cambered surface 202b extrusion spring pin 205b on dismantlement cap 202a makes spring pin 205b shrink, rotate metal collapsible tube 201 and drive dismantlement cap 202a and make interfacing square groove 202e rotate, interfacing square column 203 e drives torsion spring 203b rotate, when torsional spring column 203b rotates and drives torsion spring 203c shrink, spring pin 205b moves along dismantlement cap 202a, when spring pin 205b and dismantlement groove 202c take down, thereby install in the flexible tube 205 c and take down in the tight contact with dismantlement groove 202c, thereby accomplish dismantlement of metal collapsible tube 201 c.
It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible, for example, variations in the sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters, such as temperature, pressure, etc., mounting arrangements, use of materials, colors, orientations, etc., without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims. Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. A urea flap opening device, characterized in that: comprising the steps of (a) a step of,
a flap mechanism (100) comprising a cover body (101), a sealing part (102) arranged in the cover body (101), a limit part (103) arranged in the cover body (101), an auxiliary part (104) arranged on the cover body (101), a heightening part (105) arranged on the sealing part (102), and an opening part (106) arranged on the cover body (101); the method comprises the steps of,
the extension mechanism (200) comprises a metal hose (201) arranged below the sealing part (102), a dismounting part (202) arranged on the metal hose (201), a torsion spring part (203) arranged between the dismounting part (202) and the sealing part (102), a communication part (204) arranged on the sealing part (102) and a clamping part (205) arranged on the sealing part (102).
2. Urea flap opening device according to claim 1, characterized in that: the sealing part (102) comprises a sealing plate (102 a) arranged in the cover body (101), a sealing ring (102 b) arranged on the sealing plate (102 a), and an arc-shaped plate (102 c) arranged on the sealing plate (102 a).
3. Urea flap opening device according to claim 2, characterized in that: the limiting part (103) comprises a limiting ring (103 a) arranged in the cover body (101), and an arc-shaped limiting groove (103 b) which is arranged on the limiting ring (103 a) and is matched with the arc-shaped plate (102 c).
4. A urea flap opening device according to claim 3, characterized in that: the auxiliary part (104) comprises an auxiliary arc-shaped groove (104 c) arranged on the cover body (101), an auxiliary column (104 b) arranged on the auxiliary arc-shaped groove (104 c), and an auxiliary ring (104 a) arranged on the auxiliary column (104 b).
5. The urea flap opening device of claim 4, wherein: the heightening part (105) comprises a lower submerged groove (105 a) arranged on the sealing plate (102 a), a first arc heightening block (105 b) arranged in the lower submerged groove (105 a), and a second arc heightening block (105 c) arranged on the sealing plate (102 a).
6. Urea flap opening device according to claim 5, characterized in that: the opening (106) comprises a sealing pad (106 a) arranged on the cover body (101), a thread groove (106 b) arranged in the cover body (101), and a filling opening (106 c) arranged on the cover body (101).
7. The urea flap opening device according to any one of claims 3 to 6, characterized in that: the disassembly part (202) comprises a disassembly cap (202 a) arranged on the metal hose (201), an arc surface (202 b) arranged on the disassembly cap (202 a), a disassembly groove (202 c) arranged on the disassembly cap (202 a), a first connection port (202 d) arranged on the disassembly cap (202 a) and a butt joint square groove (202 e) arranged on the disassembly cap (202 a).
8. The urea flap opening device of claim 7, wherein: the torsion spring part (203) comprises a torsion spring groove (203 a) arranged on the sealing plate (102 a), a torsion spring column (203 b) arranged in the torsion spring groove (203 a), a torsion spring (203 c) arranged on the torsion spring column (203 b), and a butt joint square column (203 d) arranged on the torsion spring column (203 b) and matched with the butt joint square groove (202 e).
9. Urea flap opening device according to claim 8, characterized in that: the communication part (204) comprises an L-shaped connecting pipe (204 a) arranged on the sealing plate (102 a), a butt joint arc-shaped pad (204 b) arranged on the L-shaped connecting pipe (204 a), and a second pair of interfaces (204 c) arranged on the butt joint arc-shaped pad (204 b) and matched with the first connecting interface (202 d).
10. Urea flap opening device according to claim 9, characterized in that: the clamping part (205) comprises an L-shaped fixing rod (205 a) arranged on the sealing plate (102 a), and a spring pin (205 b) arranged on the L-shaped fixing rod (205 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311508008.4A CN117248984B (en) | 2023-11-14 | 2023-11-14 | Urea flap opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311508008.4A CN117248984B (en) | 2023-11-14 | 2023-11-14 | Urea flap opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117248984A true CN117248984A (en) | 2023-12-19 |
| CN117248984B CN117248984B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311508008.4A Active CN117248984B (en) | 2023-11-14 | 2023-11-14 | Urea flap opening device |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100200115A1 (en) * | 2009-02-09 | 2010-08-12 | Rototech S.R.I. | Guide, fill-enabling and filtering device for a tank, in particular for a tank of urea solution for a motor vehicle fitted with a diesel engine |
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| US20220205379A1 (en) * | 2020-12-24 | 2022-06-30 | Carraro S.P.A. | Tank for a liquid solution |
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2023
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| US20150159531A1 (en) * | 2013-12-05 | 2015-06-11 | Hyundai Motor Company | Urea injection device for selective catalyst reduction device |
| KR101601481B1 (en) * | 2014-09-01 | 2016-03-08 | 현대자동차주식회사 | Apparatus for preventing urea over pour of SCR system |
| CN205013102U (en) * | 2015-08-31 | 2016-02-03 | 凯龙高科技股份有限公司 | Urea solution device of maring |
| CN205135758U (en) * | 2015-10-20 | 2016-04-06 | 广西柳工机械股份有限公司 | Urea tank for engineering machinery |
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| US20220205379A1 (en) * | 2020-12-24 | 2022-06-30 | Carraro S.P.A. | Tank for a liquid solution |
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| CN117248984B (en) | 2024-04-02 |
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