CN104492623B - A kind of atomizer - Google Patents
A kind of atomizer Download PDFInfo
- Publication number
- CN104492623B CN104492623B CN201410707228.4A CN201410707228A CN104492623B CN 104492623 B CN104492623 B CN 104492623B CN 201410707228 A CN201410707228 A CN 201410707228A CN 104492623 B CN104492623 B CN 104492623B
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- head
- vortex
- hole
- liquid pipe
- interior volume
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- 239000007788 liquid Substances 0.000 claims abstract description 58
- 230000000694 effects Effects 0.000 abstract description 12
- 238000010276 construction Methods 0.000 abstract description 3
- 238000002425 crystallisation Methods 0.000 abstract description 3
- 230000008025 crystallization Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 15
- 239000004202 carbamide Substances 0.000 description 15
- 239000007921 spray Substances 0.000 description 10
- 238000000889 atomisation Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009688 liquid atomisation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
- B05B1/3405—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
- B05B1/341—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet
Landscapes
- Nozzles (AREA)
Abstract
The invention discloses a kind of atomizer, including liquid inlet joint, mistake liquid pipe and injector head, the two ends for crossing liquid pipe are respectively mounted liquid inlet joint and injector head；Characterized in that, also including being sleeved on the vortex head inside injector head, the vortex head was fixed in liquid pipe；End of the vortex head provided with cylindrical interior volume and the cylindrical interior volume is turbination, and the outlet end for crossing liquid pipe mouthful is communicated with the cylindrical interior volume of vortex head, and the side wall of vortex head is provided with the vortex hole being connected with cylindrical interior volume.Compared with existing atomizer, nozzle stability of the invention is good, is that atomizing effect very well, is difficult Crystallization Plugging to air supply less and in the case of low-pressure in air consumption.Meanwhile, its is simple in construction, easy for installation and cost is low.
Description
Technical field
The invention belongs to vehicle exhaust post processing field, and in particular to a kind of atomizer.
Background technology
Chinese invention patent application (publication number：CN 103032136A) disclose a kind of with external mix jet meters
The SCR system of structure, the system include storage reducing agent urea box, urea pump, metering valve, nozzle and source of the gas, metering valve with
The urea pump pipeline connection, source of the gas and nozzle also pipeline connection, metering valve are arranged on nozzle, air-flow and metering in source of the gas
The reducing agent that valve is ejected is mixed in nozzle；Nozzle includes urea tube, air cap and is formed between urea tube and air cap
Airflow clearance, the system has the SCR system integrated level of external mix jet meters structure high, and outer mixing type nozzle atomization is mixed
Close effect good, and whole system is easy to control.
Into the PCT application for a patent for invention (publication numbers of National Phase in China：CN 101039757A) disclose in one kind and mix
Nozzle spout device is closed, the device is applied to work under less compression demand, the spray nozzle device includes being used to guide liquid flow
Close to the fluid passage of collision pin, air director is arranged on formation annular compression air duct around liquid flow, to hit
With atomization from the dispersing liquid of impact surfaces lateral propagation.In order to strengthen liquid atomization, it is wide that air director limits relative narrowness
The air flow openings of degree, substantially to accelerate the pressure of flow of atomization air and increase flow of atomization air, collision pin is formed with phase
To big main impact surfaces and secondary impingement surface parallel, positioned at downstream, secondary impingement surface promotes liquid particle to enter one
Step division, and prevent liquid to be accumulated at around collision pin.
Chinese invention patent application (publication number：CN 103846172A) a kind of double medium atomization nozzles of exterior mixing are disclosed,
Including：Feed liquid pipe, vortex flow guiding disc and tangential flow guiding device, feed liquid pipe have the liquid chamber of insertion, and one end of feed liquid pipe is spray
End is penetrated, the other end is liquid inlet；Vortex flow guiding disc is arranged on the arrival end of feed liquid pipe, vortex flow guiding disc and opens up inlet opening；Cut
It is set in air deflector outside feed liquid pipe, tangential flow guiding device includes the connecting portion close to liquid inlet and the intake section close to ejection end,
The internal diameter of connecting portion is less than the internal diameter of intake section, and the outer wall of the inwall and feed liquid pipe of connecting portion is brought into close contact, the inwall of intake section
Supplied gas medium is offered on formation first gas chamber, the outer wall of intake section enter first gas between the outer wall of feed liquid pipe
The guiding gutter of chamber.The double medium atomization nozzles of the exterior mixing can improve relative velocity when liquid sprays with gas medium, can
Effectively reduction atomizing pressure, to ensure the degree of feed liquid atomization, improves absorption of the tobacco to feed liquid.
To sum up, existing urea measuring pump is had nothing in common with each other with the structure of nozzle, but they are primarily present following shortcoming,
Structure is more complicated, gas consumption (compressed air) amount is big, atomizing effect is poor, stability is bad, shower nozzle spray orifice is easily blocked.Nozzle conduct
Urea measuring pump important composition component, its stability sprayed directly affects the injection accuracy of urea measuring pump, and seriously having can
The pump housing can be caused to block not hydrojet, the atomizing effect of nozzle directly affects vent gas treatment effect.
The content of the invention
For defect present in above-mentioned prior art or deficiency, it is an object of the present invention to provide a kind of atomizer.
In order to realize above-mentioned task, the present invention is achieved using following technical solution：
A kind of atomizer, including liquid inlet joint, mistake liquid pipe and injector head, the two ends for crossing liquid pipe are respectively mounted feed liquor
Joint and injector head；Characterized in that, also including being sleeved on the vortex head inside injector head, the vortex head was fixed on liquid pipe
On；End of the vortex head provided with cylindrical interior volume and the cylindrical interior volume is turbination, and the outlet end for crossing liquid pipe mouthful is with being vortexed
The cylindrical interior volume of head is communicated, and the side wall of vortex head is provided with the vortex hole being connected with cylindrical interior volume.
Further, groove is provided with the bottom surface of the vortex head, groove is included positioned at the bottom surface middle part of vortex head
A circular trough and the inner circle both sides of two and the circular trough distinguish tangent bar-shaped trough；The bottom surface of circular trough and vortex head
Edge is concentric circles；Bar-shaped trough is connected with circular trough and width is equal, and the end of bar-shaped trough is concordant with vortex head bottom edge.
Further, the depth of the groove is 0.5~5mm；The width of groove is 0.2~5.5mm.
Further, the post coaxial with vortex head is provided with the bottom center of the vortex head, the end of post is circular cone, post
End cone shape it is corresponding with the spray-hole of injector head.
Further, the bottom surface of the vortex head to injector head distance be 0.2~1.2mm；The circular conical surface of the end of post
Hole inner edge gap with the spray-hole of injector head is 0.1~0.7mm.
Further, the vortex hole on the vortex head is inscribed within the cylindrical interior volume of vortex head.
Further, the liquid pipe outer cover of crossing is equipped with radiating tube.
Further, the aperture of the spray-hole of the injector head is 0.5~4mm.
Further, the aperture in the vortex hole of the vortex head is 0.8~3.5mm.
Further, the one side of the spray-hole of the injector head use coniform concave surface, the concave surface depth be 1.5~
2.5mm, taper is 100 °~170 °.
Compared with existing atomizer, nozzle stability of the invention is good, is that air supply is few and low in air consumption
Atomizing effect very well, is difficult Crystallization Plugging in the case of pressure.Meanwhile, its is simple in construction, easy for installation and cost is low.
Brief description of the drawings
Fig. 1 is the structural representation of the interior mixing pump air atomizer spray nozzle of the urea measuring pump of the present invention.
Fig. 2 is the structural representation of vortex head.Wherein, (a) is vortex head bottom surface fluting schematic diagram；(b) on vortex head
Vortex hole and post schematic diagram.
Fig. 3 is the structural representation of the vortex head not comprising post and groove.Wherein, (a) is the schematic diagram of vortex head bottom surface；
(b) it is the schematic diagram in the vortex hole on vortex head.
Mark implication in figure：1st, liquid inlet joint, 2, cross liquid pipe, 3, radiating tube, 4, nozzle adpting flange, 5, injector head,
6th, vortex head, 7, radiating tube adpting flange, 9, post, 10, vortex hole, 81, circular trough, 82, bar-shaped trough.
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
Referring to Fig. 1, the atomizer of the present embodiment, including liquid inlet joint 1, mistake liquid pipe 2, injector head 5 and vortex first 6；Its
In, the feed liquor port connection liquid inlet joint 1 of liquid pipe 2 is crossed, the outlet end mouthful connection for crossing liquid pipe 2 is vortexed first 6, being vortexed first 6 is provided with post
Shape inner chamber and the end of the cylindrical interior volume are turbination, and the outlet end mouthful for crossing liquid pipe 2 is communicated with the cylindrical interior volume of vortex first 6,
The side wall of vortex first 6 is provided with the vortex hole 10 being connected with cylindrical interior volume；Be vortexed first 6 outside suit injector head 5.
Optionally, cross outside liquid pipe 2 and radiating tube 3 is set with by radiating tube adpting flange 7.Because the nozzle of the present invention is pacified
On the exhaust pipe of engine, temperature is high in blast pipe working condition, the temperature of injector head 5 is also raised, radiating tube 3 can be quick
The high temperature conduction of injector head 5 is dispersed into air by ground, so as to avoid the temperature of injector head 5 too high.
Optionally, nozzle adpting flange 4 is installed, nozzle adpting flange 4 is used for the nozzle of the present invention outside radiating tube 3
It is fixed on blast pipe.Nozzle adpting flange 4 can make the structure that connection is installed in two holes, may be alternatively configured three holes and install connection
Structure, three holes connection structure cause connection more consolidate.
Optionally, as shown in Fig. 2 being provided with groove 8 on first 6 bottom surface that is vortexed, groove 8 includes being located at the bottom surface of vortex first 6
Distinguish tangent bar-shaped trough 82 in the inner circle both sides of one circular trough 81 of middle part and two and the circular trough；Circular trough 81
Bottom edge with vortex first 6 is concentric circles；Bar-shaped trough 82 is connected with circular trough 81 and width is equal, the end of bar-shaped trough 82
First 6 bottom edge is concordant with being vortexed.The depth and width of groove 8 have important influence to the atomizing effect of nozzle, through experiment,
The depth of groove 8 is 0.5~5mm, preferably 0.5~1.3mm；The width of groove 8 is 0.2~5.5mm, preferably 0.5~1mm.
The one side of the spray-hole of injector head 5 can be concave surface, convex surface or plane, and the atomizing effect in three kinds of faces is identical.Injection
The size of first 5 spray-hole directly affects the atomizing effect of nozzle.Through experiment, the aperture of the spray-hole of injector head 5 for 0.5~
4mm, preferably 1.2~1.3mm, now air consumption is 19L/min~21L/min and atomizing effect is best.
Optionally, it is circular cone, post 9 to be vortexed at first 6 bottom center provided with the end with the first 6 coaxial post 9 that is vortexed, post 9
End cone shape it is corresponding with the spray-hole of injector head 5, for adjust spray-hole 51 spray mixed liquor flow velocity and injection
Scope.Be vortexed first 6 bottom surface to injector head 5 distance be 0.2~1.2mm, preferably 0.3~0.85mm；The circular cone of the end of post 9
The hole inner edge gap of the spray-hole of face and injector head 5 is 0.1~0.7mm, preferably 0.1~0.45mm.
Optionally, the vortex hole 10 on vortex first 6 is inscribed within the cylindrical interior volume of vortex first 6, and the undercut construction causes mixing
Liquid sprays can form eddy flow after vortex first 6 between injection 5 and vortex first 6, and can more broadly beat in injector head 5
Inwall, so that the structure of the more non-inscribe of the atomizing effect of mixed liquor is more preferable.
The size in the vortex hole 10 of vortex first 6 directly affects the atomizing effect of nozzle, and through experiment, the aperture in vortex hole 10 is
0.8~3.5mm, preferably 1.2~2mm.
It is preferred that, the structure of vortex first 6 is as shown in figure 3, make processing more facilitate, and processing cost is reduced；.
The operation principle of the present invention：
The gas and liquid mixture of certain pressure is through liquid inlet joint 1 and crosses liquid pipe 2 to being vortexed at first 6, and mixed liquor is through first 6 rotation that is vortexed
After stream accelerates, the gas and liquid mixture of certain pressure encounters the inwall of injector head 5 reality by the outflow of vortex hole 10 of inscribe in vortex first 6
Existing eddy flow accelerates, and the mixed liquor of high-speed rotational is atomized with the inwall collision of injector head 5, then the spray-hole through injector head 5 sprays quilt
Further it is atomized, obtains fine spraying.
In the case where air consumption is identical with pressure condition, the spraying that nozzle of the invention is exported is than existing nozzle more
Finely.Through experiment, spraying of the invention is fine to 50 μm, and the fine degree that existing nozzle can be sprayed onto is to 80 μm.
1.4bar pressure and 19L/min air consumption under, nozzle of the invention can be sprayed with existing nozzle 2.2bar's
Same fine spraying under pressure and 24L/min air consumption.In addition, the nozzle through the experiment present invention was not blocked using 1 year,
Existing nozzle is typically used and will blocked for 4~6 months.
Embodiment 1：
Defer to technical scheme, the present embodiment provides a kind of atomizer, including liquid inlet joint 1, cross liquid pipe 2,
Injector head 5 and vortex first 6；Wherein, the feed liquor port connection liquid inlet joint 1 of liquid pipe 2 is crossed, the outlet end mouthful connection whirlpool of liquid pipe 2 is crossed
Rotation first 6, first 6 ends provided with cylindrical interior volume and the cylindrical interior volume that are vortexed are turbination, cross the outlet end mouthful of liquid pipe 2 with being vortexed
First 6 cylindrical interior volume is communicated, and the side wall of vortex first 6 is provided with the vortex hole 10 being connected with cylindrical interior volume；Be vortexed first 6 outer cover
Fill injector head 5.
Cross outside liquid pipe 2 and radiating tube 3 is set with by radiating tube adpting flange 7；Nozzle connection is installed outside radiating tube 3
Flange 4, nozzle adpting flange 4 makes the structure that connection is installed in two holes.
Groove 8 is provided with the bottom surface of vortex first 6, groove 8 includes being located at a circle of the bottom surface middle part of vortex first 6
Distinguish tangent bar-shaped trough 82 in the inner circle both sides of groove 81 and two and the circular trough；The bottom surface side of circular trough 81 and vortex first 6
Edge is concentric circles；Bar-shaped trough 82 is connected with circular trough 81 and width is equal, the end of bar-shaped trough 82 and first 6 bottom edge that is vortexed
Concordantly；The depth of groove 8 is 1.3mm, and width is 1mm.The aperture of the spray-hole of injector head 5 is 1.2mm.
It is circular cone to be vortexed at first 6 bottom center provided with the end with the first 6 coaxial post 9 that is vortexed, post 9.The bottom of vortex first 6
Face is to injector head 5 apart from 0.85mm, and the circular conical surface of the end of post 9 is with the hole inner edge gap of the spray-hole of injector head 5
0.45mm.Vortex hole 10 on vortex first 6 is inscribed within the cylindrical interior volume of vortex first 6, and the aperture in vortex hole 10 is 2mm.
Above-mentioned all parts use corrosion resistant stainless steel 304 (SUS304) material, and the connection of components is using weldering
Mode is connect, weld sealing can not be leaked；Injector head 5 and being vortexed first 6 is assembled with the axis of radiating tube 3, according to using needing to make spray
Penetrate first 5 and be vortexed first 6 with radiating tube axis have certain angle assembling.
Embodiment 2：
The technical scheme of the invention described above is deferred to, the embodiment is provided on a kind of interior mixing pump applied to urea measuring pump
Atomizer, the liquid inlet joint 1 of the nozzle is connected into the playpipe of urea measuring pump, and the atomizer is connected by nozzle
Acting flange 4 is fixed on the blast pipe of diesel engine.
If because the spray-hole one side of urea measuring pump is processed as common plane or convex surface, carried out to urea liquid
During atomized spray, therefore urea easily crystallization easily blocks spray-hole, based on the application environment, by the one of the spray-hole of injector head 5
Face uses coniform concave surface, and the concave surface depth is 1.5~2.5mm, preferably 1.5~1.7mm.The taper of concave surface be 100 °~
170 °, preferably 130 °~160 °.So, the convolution and purging for having air-flow during injection can be prevented effectively from urea crystals.
Claims (4)
1. a kind of atomizer, including liquid inlet joint, mistake liquid pipe and injector head, the two ends for crossing liquid pipe are respectively mounted feed liquor and connect
Head and injector head；Characterized in that, also including being sleeved on the vortex head inside injector head, the vortex head was fixed on liquid pipe
On；End of the vortex head provided with cylindrical interior volume and the cylindrical interior volume is turbination, and the outlet end for crossing liquid pipe mouthful is with being vortexed
The cylindrical interior volume of head is communicated, and the side wall of vortex head is provided with the vortex hole being connected with cylindrical interior volume；
Be provided with groove on the bottom surface of the vortex head, groove include a circular trough positioned at the bottom surface middle part of vortex head with
And tangent bar-shaped trough is distinguished in the inner circle both sides of two and the circular trough；The bottom edge of circular trough and vortex head is concentric circles；
Bar-shaped trough is connected with circular trough and width is equal, and the end of bar-shaped trough is concordant with vortex head bottom edge；
The depth of the groove is 0.5~5mm；The width of groove is 0.2~5.5mm；
Vortex hole on the vortex head is inscribed within the cylindrical interior volume of vortex head；
The aperture of the spray-hole of the injector head is 0.5~4mm；
The aperture in the vortex hole of the vortex head is 0.8~3.5mm；
The one side of the spray-hole of the injector head uses coniform concave surface, and the concave surface depth is 1.5~2.5mm, and taper is
100 °~170 °.
2. atomizer as claimed in claim 1, it is characterised in that be provided with and vortex head at the bottom center of the vortex head
Coaxial post, the end of post is circular cone, and the cone shape of the end of post is corresponding with the spray-hole of injector head.
3. atomizer as claimed in claim 2, it is characterised in that the bottom surface of the vortex head is to the distance of injector head
0.2~1.2mm；The hole inner edge gap of the circular conical surface of the end of post and the spray-hole of injector head is 0.1~0.7mm.
4. atomizer as claimed in claim 1, it is characterised in that the liquid pipe outer cover of crossing is equipped with radiating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707228.4A CN104492623B (en) | 2014-11-27 | 2014-11-27 | A kind of atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707228.4A CN104492623B (en) | 2014-11-27 | 2014-11-27 | A kind of atomizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104492623A CN104492623A (en) | 2015-04-08 |
| CN104492623B true CN104492623B (en) | 2017-10-13 |
Family
ID=52934125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707228.4A Active CN104492623B (en) | 2014-11-27 | 2014-11-27 | A kind of atomizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104492623B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107226573B (en) * | 2017-07-19 | 2020-11-03 | 中国神华能源股份有限公司 | Method for spray drying of desulfurization wastewater |
| CN113368516A (en) * | 2021-06-04 | 2021-09-10 | 江西斯米克陶瓷有限公司 | Injection apparatus for ceramic tile spray drying |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447052Y (en) * | 2000-09-26 | 2001-09-12 | 杨应斌 | mist nozzle |
| CN202123018U (en) * | 2011-05-16 | 2012-01-25 | 乐山长仪阀门制造有限公司 | Rotational flow type atomizing nozzle for filling ethylene glycol |
| CN102596419A (en) * | 2009-11-06 | 2012-07-18 | 雷格扎姆分配系统公司 | Pushbutton for a system for dispensing a pressurized substance |
| CN202741266U (en) * | 2012-06-13 | 2013-02-20 | 史俊慧 | Ultrasonic atomization water economizer |
| CN202778760U (en) * | 2012-08-21 | 2013-03-13 | 东莞市亚美精密机械配件有限公司 | Cold and hot nozzle |
| CN204307745U (en) * | 2014-11-27 | 2015-05-06 | 西安秦泰汽车配件有限公司 | A kind of atomizer |
-
2014
- 2014-11-27 CN CN201410707228.4A patent/CN104492623B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447052Y (en) * | 2000-09-26 | 2001-09-12 | 杨应斌 | mist nozzle |
| CN102596419A (en) * | 2009-11-06 | 2012-07-18 | 雷格扎姆分配系统公司 | Pushbutton for a system for dispensing a pressurized substance |
| CN202123018U (en) * | 2011-05-16 | 2012-01-25 | 乐山长仪阀门制造有限公司 | Rotational flow type atomizing nozzle for filling ethylene glycol |
| CN202741266U (en) * | 2012-06-13 | 2013-02-20 | 史俊慧 | Ultrasonic atomization water economizer |
| CN202778760U (en) * | 2012-08-21 | 2013-03-13 | 东莞市亚美精密机械配件有限公司 | Cold and hot nozzle |
| CN204307745U (en) * | 2014-11-27 | 2015-05-06 | 西安秦泰汽车配件有限公司 | A kind of atomizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104492623A (en) | 2015-04-08 |
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Address after: 710043 happy middle road No. 37 in the new city of Xi'an City, Shaanxi Patentee after: XI'AN QINTAI AUTOMOBILE EMISSION TECHNOLOGY Co.,Ltd. Address before: 710043 Xi'an City, the new city of happiness Road, No., No. 37 Patentee before: XI'AN QINTAI AUTO PARTS CO.,LTD. |
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Denomination of invention: Atomizing nozzle Effective date of registration: 20200209 Granted publication date: 20171013 Pledgee: Xi'an spaceflight base financing Company limited by guarantee Pledgor: XI'AN QINTAI AUTOMOBILE EMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2020610000023 |
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Date of cancellation: 20210129 Granted publication date: 20171013 Pledgee: Xi'an spaceflight base financing Company limited by guarantee Pledgor: XI'AN QINTAI AUTOMOBILE EMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2020610000023 |
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Denomination of invention: Atomizing nozzle Effective date of registration: 20211118 Granted publication date: 20171013 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN QINTAI AUTOMOBILE EMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2021980012749 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20171013 Pledgee: Shaanxi SME financing Company limited by guarantee Pledgor: XI'AN QINTAI AUTOMOBILE EMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2021980012749 |
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