CN205518262U - Jet nozzle - Google Patents
Jet nozzle Download PDFInfo
- Publication number
- CN205518262U CN205518262U CN201620262301.6U CN201620262301U CN205518262U CN 205518262 U CN205518262 U CN 205518262U CN 201620262301 U CN201620262301 U CN 201620262301U CN 205518262 U CN205518262 U CN 205518262U
- Authority
- CN
- China
- Prior art keywords
- nozzle
- wearing piece
- nozzle body
- discharging opening
- diameter
- 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.)
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- 238000002347 injection Methods 0.000 claims abstract description 16
- 239000007924 injection Substances 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims description 32
- 239000007921 spray Substances 0.000 claims description 32
- 238000005476 soldering Methods 0.000 claims description 20
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 239000000956 alloy Substances 0.000 claims description 12
- 229910000679 solder Inorganic materials 0.000 claims description 12
- 229910003460 diamond Inorganic materials 0.000 claims description 8
- 239000010432 diamond Substances 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 18
- 239000003054 catalyst Substances 0.000 description 12
- 238000005219 brazing Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000000843 powder Substances 0.000 description 8
- 238000000889 atomisation Methods 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910017938 Cu—Sn—Ti Inorganic materials 0.000 description 3
- 229910017945 Cu—Ti Inorganic materials 0.000 description 3
- 229910004696 Ti—Cu—Ni Inorganic materials 0.000 description 3
- 239000006199 nebulizer Substances 0.000 description 3
- 241001080061 Talides Species 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a jet nozzle, jet nozzle includes jet nozzle main part (1), jet nozzle main part (1) is formed with injection cavity (13) that have pan feeding mouth (11) and discharge gate (12) jet nozzle main part (1) wearing parts (2) are located to be fixed with in discharge gate (12), wearing parts (2) have with discharge gate (12) correspond orifice (21) of intercommunication, wherein, the wearability of wearing parts (2) is greater than the wearability of jet nozzle main part (1). The utility model provides a jet nozzle wear resistance improves, has solved among the prior art wearing and tearing of atomizer jet nozzle and serious and influence the quality of product and the problem of output.
Description
Technical field
This utility model relates to nozzle manufacturing technology, in particular it relates to a kind of spray for Catalyst Production
Mouth.
Background technology
Catalyst has multiple forming method in process of production, and wherein spray shaping is the life of oil refining catalyst
The important production method produced.Spray shaping is that to use nebulizer to be sprayed into by raw slurry minimum vaporific little
Drop, then utilizes hot-air and drop to carry out heat exchange so that moisture is evaporated and makes pelletiod
The process of catalyst of granule.
Wherein the nozzle of nebulizer is to affect Catalyst Production yield, the whole degree of ball and the key zero of screening quality
Parts.Currently used atomizer nozzle is Talide, in actual production, fluid particle
Serosity, under the high pressure of about 8.0MPa, has serious abrasion to atomizer nozzle.Under normal circumstances,
After using 8-15 hour, atomizer nozzle aperture can not will be continuing with because abrasion becomes big.Produce
Must interrupt during middle replacing atomizer nozzle producing 20-30 minute, not only affect yield, and atomising device
Also making idle work in idle running wait, energy dissipation is very big.
Therefore, catalyst industry is badly in need of develop high-performance, long-life, anti abrasive atomizer nozzle
Part, affects to solve the replacing serious, frequent of the nozzle wear of nebulizer in catalyst production process
Yield and quality and the problem of waste energy consumption.
Utility model content
The purpose of this utility model is to provide a kind of nozzle, serious in order to solve nozzle wear in prior art
And affect the quality of product and the problem of yield.
To achieve these goals, this utility model provides a kind of nozzle, and described nozzle includes nozzle body,
Described nozzle body is formed with the injection cavity with feeding mouth and discharging opening, in the institute of described nozzle body
Stating discharge outlet and be fixed with wearing piece, described wearing piece has the spray orifice of connection corresponding with described discharging opening,
Wherein, the wearability of described wearing piece is more than the wearability of described nozzle body.
Preferably, described nozzle body is made up of hard alloy, and described wearing piece is made up of diamond.
Preferably, described nozzle body and described wearing piece connect by soldering is fixing.
Preferably, the solder that described nozzle body and described wearing piece soldering are used is active solder.
Preferably, the diameter of the described discharging opening of described nozzle body is more than the described spray orifice of described wearing piece
Diameter.
Preferably, described nozzle body is formed with recess in described discharge outlet, and described wearing piece is embedded in institute
State in recess.
Preferably, described wearing piece is annular plate-like structure, described recess around described discharging opening and with institute
State wearing piece shape adaptation.
Preferably, the thickness h 1 of described wearing piece is 0.5-1.5mm.
Preferably, on described nozzle body formed described injection cavity from described feeding mouth to described discharging
The cross section of mouth is gradually reduced, and the inwall formed between described feeding mouth and described discharging opening is indent
Circular arc.
Preferably, the diameter d1 of described feeding mouth is 18-25mm, and the diameter d2 of described discharging opening is
3.0-3.2mm, the radius R of the circular arc inwall of described injection cavity are 15-25mm, described spray orifice
Diameter d3 is 2.5-3.0mm, from described feeding mouth to the outlet of described spray orifice between distance h2 be
8-15mm。
This utility model is by arranging the preferable wearing piece of polishing machine at the ejiction opening of nozzle so that slurry
Liquid is sprayed by the spray orifice of wearing piece, thus improves the anti-wear performance of nozzle, solves in prior art
Atomizer nozzle serious wear and affect the quality of product and the problem of yield.
Other features and advantages of the utility model will give in detailed description of the invention part subsequently in detail
Explanation.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes one of description
Point, it is used for explaining this utility model together with detailed description below, but is not intended that this practicality
Novel restriction.In the accompanying drawings:
Fig. 1 is the structural representation of nozzle in an embodiment of the present utility model.
Description of reference numerals
1-nozzle body；11-feeding mouth；
12-discharging opening；13-sprays cavity；
2-wearing piece；21-spray orifice.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It is to be understood that
It is that detailed description of the invention described herein is merely to illustrate and explains this utility model, is not used to limit
This utility model processed.
In this utility model, in the case of not doing contrary explanation, the noun of locality of use as " upper and lower,
Left and right " typically refer to reference to upper and lower, left and right shown in the drawings；" inside and outside " refer to relative to
The profile of each parts itself inside and outside.
This utility model provides a kind of nozzle, as it is shown in figure 1, this nozzle includes nozzle body 1, nozzle
Main body 1 is formed with the injection cavity 13 with feeding mouth 11 and discharging opening 12, at described nozzle body 1
Discharging opening 12 at be fixed with wearing piece 2, wearing piece 2 have corresponding with described discharging opening 12 connection
Spray orifice 21, wherein, the wearability of described wearing piece 2 is more than the wearability of described nozzle body 1.
This nozzle can be used for the atomization molding of catalyst, in atomization forming process, and the serosity mill to nozzle
Damaging mainly at the ejiction opening of nozzle, this utility model is by arranging abrasiveness at the ejiction opening of nozzle
Energy preferably wearing piece 2 so that serosity is sprayed by the spray orifice 21 of wearing piece 2, thus improves nozzle
Anti-wear performance, solve atomizer nozzle serious wear in prior art and affect quality and the product of product
The problem of amount.
In preferred implementation of the present utility model, the nozzle body 1 of nozzle is made up of hard alloy,
Wearing piece 2 is made up of diamond, and diamond properties ground is hard, wear-resistant corrosion-resistant.Wherein it is preferred to,
The hard alloy that nozzle body 1 is used is the carbon that mass percentage content is 0-15% of Co (cobalt)
Change tungsten (WC) hard alloy.
For making the fixation of wearing piece 2 and nozzle body 1, it is preferable that nozzle body 1 is in discharging
Being formed with recess at mouth 12, wearing piece 2 is embedded in described recess.Concrete as it is shown in figure 1, wearing piece 2
For having the annular plate-like structure of spray orifice 21, the described recess of nozzle body 1 around discharging opening 12 and with
Described wearing piece 2 shape adaptation, described wearing piece 2 is embedded in this recess of nozzle body 1 and is beneficial to both admittedly
Fixed firm.
In present embodiment, nozzle body 1 and wearing piece 2 can be fixed by the way of soldering, used
Solder be preferably active solder, this active solder can be Ag-Cu-Ti, Cu-Sn-Ti or Ti-Cu-Ni.
The process conditions of soldering are: the rate of heat addition of soldering is 30～60 DEG C/min；Brazing temperature is
830～900 DEG C；Temperature retention time is 10～20min；Brazing process is 5 × 10 in vacuum-2～1 × 10-3Pa
Environment in carry out.The nozzle life of soldering is longer at the process conditions.
This utility model provide nozzle concrete structure as it is shown in figure 1, this nozzle nozzle body 1 on
The injection cavity 13 formed is substantially conical (not being proper taper), from feeding mouth 11
Cross section to discharging opening 12 is gradually reduced, and the inwall formed between feeding mouth 11 and discharging opening 12
Circular arc for indent.
Preferably, the diameter of the discharging opening 12 of nozzle body 1 is more than the diameter of the spray orifice 21 of wearing piece 2.
Preferably, the diameter d1 of the feeding mouth 11 of nozzle body 1 is 18-25mm, discharging opening 12
Diameter d2 is 3.0-3.2mm, and the radius R of the circular arc inwall of injection cavity 13 is 15-25mm, resistance to
The diameter d3 of spray orifice 21 of mill part 2 is 2.5-3.0mm, from the outlet of feeding mouth 11 to spray orifice 21 it
Between distance (height of nozzle) h2 be 8-15mm；It addition, the outside diameter d 5 of wearing piece 2 is about
5-10mm, thickness h 1 is preferably 0.5-1.5mm；Nozzle entirety is generally formed into circular configuration, outside it
Footpath d4 is 22-30mm.
It is highly preferred that the diameter d1 of described feeding mouth 11 is 20mm.
The nozzle atomization that this utility model provides is effective, the catalyst atomization good sphericity obtained,
Grain is concentrated, powder bonds and hollow powder significantly reduces.
This utility model also provides for the manufacture method of a kind of nozzle, and this manufacture method can be used for manufacturing as above institute
The nozzle stated.The method includes:
First, it is provided that nozzle body 1 and wearing piece 2, wherein, described wearing piece 2 uses wearability big
In the material of described nozzle body 1, nozzle body 1 is formed has feeding mouth 11 and the spray of discharging opening 12
Penetrating cavity 13, wearing piece forms spray orifice 21；
Described wearing piece 2 is fixed at the discharging opening 12 of described nozzle body 1, and makes described spray
Hole 21 connects with described discharging opening 12 correspondence.
Preferably, nozzle body 1 is made up of hard alloy, and the mass percentage content of preferably Co is
The Talide of 0-15%, wearing piece 2 is made up of diamond.Described nozzle body 1 and described
Wearing piece 2 can be fixed together by soldering, and the solder that soldering is used is active solder, this activity pricker
Material can be Ag-Cu-Ti, Cu-Sn-Ti or Ti-Cu-Ni, the process conditions of soldering: the rate of heat addition is
30～60 DEG C/min, brazing temperature is 830～900 DEG C, and temperature retention time is 10～20min；Brazing process exists
Vacuum is 5 × 10-2～1 × 10-3The environment of Pa is carried out.
It addition, the structure of manufactured nozzle is identical with above-mentioned described nozzle, do not repeat them here.
This utility model (structure phase of the nozzle in each embodiment is specifically described below by specific embodiment
With, i.e. structure shown in Fig. 1).
Embodiment one:
In the present embodiment, nozzle body 1 is made up of Hardmetal materials, is formed and has circular arc inwall
Injection cavity 13, the hard alloy employed in it is the WC that mass percentage content is 15% of Co
Hard alloy；Wearing piece 2 is made up of diamond.This nozzle concrete the most a size of: feeding mouth 11
Diameter d1 be 25mm, the diameter d2 of discharging opening 12 is 3.2mm, injection cavity 13 circular arc
The radius R of inwall is 25mm, and the diameter d3 of spray orifice 21 is 3.0mm, the thickness h 1 of wearing piece 2
It is 5mm for 1.5mm, diameter d5；Distance (spray between the outlet of feeding mouth 11 to spray orifice 21
The height of mouth) h2 is 8mm, nozzle generally circular configuration, its outside diameter d 4 is 30mm.
Nozzle body 1 and wearing piece 2 are combined into by soldering, and the solder that soldering is used is
Ag-Cu-Ti。
Soldering processes condition in this embodiment is as follows: the rate of heat addition is 30 DEG C/min；Brazing temperature is
900℃；Temperature retention time is 10min；Brazing process is 5 × 10 in vacuum-2The environment of Pa is carried out.
A kind of more than 400 hours service life can be obtained after brazed, catalyst atomization good sphericity,
Grain is concentrated, powder bonds and hollow powder significantly reduced atomizer part.
Embodiment 2
In the present embodiment, nozzle body 1 is made up of Hardmetal materials, is formed and has circular arc inwall
Injection cavity 13, the hard alloy employed in it is the WC that mass percentage content is 0% of Co
Hard alloy；Wearing piece 2 is made up of diamond.This nozzle concrete the most a size of: feeding mouth 11
Diameter d1 be 18mm, the diameter d2 of discharging opening 12 is 3.0mm, injection cavity 13 circular arc
The radius R of inwall is 15mm, and the diameter d3 of spray orifice 21 is 2.5mm, the thickness h 1 of wearing piece 2
It is 10mm for 0.5mm, diameter d5；Distance (spray between the outlet of feeding mouth 11 to spray orifice 21
The height of mouth) h2 is 15mm, nozzle generally circular configuration, its outside diameter d 4 is 22mm.
Nozzle body 1 and wearing piece 2 are combined into by soldering, and the solder that soldering is used is
Cu-Sn-Ti。
Soldering processes condition in this embodiment is as follows: the rate of heat addition is 60 DEG C/min；Brazing temperature is
830℃；Temperature retention time is 20min；Brazing process is 1 × 10 in vacuum-3The environment of Pa is carried out.
A kind of more than 450 hours service life can be obtained after brazed, catalyst atomization good sphericity,
Grain is concentrated, powder bonds and hollow powder significantly reduced atomizer part.
Embodiment 3
In the present embodiment, nozzle body 1 is made up of Hardmetal materials, is formed and has circular arc inwall
Injection cavity 13, the hard alloy employed in it is the WC that mass percentage content is 8% of Co
Hard alloy；Wearing piece 2 is made up of diamond.This nozzle concrete the most a size of: feeding mouth 11
Diameter d1 be 20mm, the diameter d2 of discharging opening 12 is 3.1mm, injection cavity 13 in circular arc
The radius R of shape inwall is 20mm, and the diameter d3 of spray orifice 21 is 2.7mm, the thickness of wearing piece 2
H1 is 1.0mm, and diameter d5 is 8mm；Distance (spray between the outlet of feeding mouth 11 to spray orifice 21
The height of mouth) h2 is 12mm, the outside diameter d 4 of nozzle is 25mm.
Nozzle body 1 and wearing piece 2 are combined into by soldering, and the solder that soldering is used is
Ti-Cu-Ni。
Soldering processes condition in the present embodiment is as follows: the rate of heat addition is 50 DEG C/min；Brazing temperature is
860℃；Temperature retention time is 15min；Brazing process is 5 × 10 in vacuum-3The environment of Pa is carried out.
A kind of more than 500 hours service life can be obtained after brazed, catalyst atomization good sphericity,
Grain is concentrated, powder bonds and hollow powder significantly reduced atomizer part.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this practicality is new
Type is not limited to the detail in above-mentioned embodiment, in technology concept of the present utility model,
The technical solution of the utility model can be carried out multiple simple variant, these simple variant belong to this reality
With novel protection domain.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by this utility model the most separately.
Additionally, combination in any can also be carried out between various different embodiment of the present utility model, only
Wanting it without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. a nozzle, described nozzle includes nozzle body (1), described nozzle body (1) is formed with the injection cavity (13) with feeding mouth (11) and discharging opening (12), it is characterized in that, it is fixed with wearing piece (2) at described discharging opening (12) place of described nozzle body (1), described wearing piece (2) has the spray orifice (21) of connection corresponding with described discharging opening (12), wherein, the wearability of described wearing piece (2) is more than the wearability of described nozzle body (1).
Nozzle the most according to claim 1, it is characterised in that described nozzle body (1) is made up of hard alloy, described wearing piece (2) is made up of diamond.
Nozzle the most according to claim 2, it is characterised in that described nozzle body (1) and described wearing piece (2) connect by soldering is fixing.
Nozzle the most according to claim 3, it is characterised in that the solder that described nozzle body (1) and described wearing piece (2) soldering are used is active solder.
Nozzle the most according to claim 1, it is characterised in that the diameter of the described discharging opening (12) of described nozzle body (1) is more than the diameter of the described spray orifice (21) of described wearing piece (2).
Nozzle the most according to claim 1, it is characterised in that described nozzle body (1) is formed with recess at described discharging opening (12) place, and described wearing piece (2) is embedded in described recess.
Nozzle the most according to claim 6, it is characterised in that described wearing piece (2) is annular plate-like structure, described recess around described discharging opening (12) and with described wearing piece (2) shape adaptation.
Nozzle the most according to claim 7, it is characterised in that the thickness h 1 of described wearing piece (2) is 0.5-1.5mm.
9. according to the nozzle described in any one in claim 1-8, it is characterized in that, the upper described injection cavity (13) formed of described nozzle body (1) is gradually reduced from the cross section of described feeding mouth (11) to described discharging opening (12), and the circular arc that inwall is indent formed between described feeding mouth (11) and described discharging opening (12).
Nozzle the most according to claim 9, it is characterized in that, the diameter d1 of described feeding mouth (11) is 18-25mm, the diameter d2 of described discharging opening (12) is 3.0-3.2mm, the radius R of the circular arc inwall of described injection cavity (13) is 15-25mm, the diameter d3 of described spray orifice (21) is 2.5-3.0mm, and distance h2 between the outlet of described feeding mouth (11) to described spray orifice (21) is 8-15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262301.6U CN205518262U (en) | 2016-03-31 | 2016-03-31 | Jet nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262301.6U CN205518262U (en) | 2016-03-31 | 2016-03-31 | Jet nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205518262U true CN205518262U (en) | 2016-08-31 |
Family
ID=56786975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620262301.6U Active CN205518262U (en) | 2016-03-31 | 2016-03-31 | Jet nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205518262U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107282324A (en) * | 2016-03-31 | 2017-10-24 | 中国石油化工股份有限公司 | Nozzle and its manufacture method |
-
2016
- 2016-03-31 CN CN201620262301.6U patent/CN205518262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107282324A (en) * | 2016-03-31 | 2017-10-24 | 中国石油化工股份有限公司 | Nozzle and its manufacture method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |