CN107841602A - Steel tube quenching device - Google Patents
Steel tube quenching device Download PDFInfo
- Publication number
- CN107841602A CN107841602A CN201711100514.4A CN201711100514A CN107841602A CN 107841602 A CN107841602 A CN 107841602A CN 201711100514 A CN201711100514 A CN 201711100514A CN 107841602 A CN107841602 A CN 107841602A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- inner cylinder
- steel tube
- quenching device
- water
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The present invention relates to the steel tube quenching device of steel tube quenching device, more particularly, to steel pipe for air bag.Positioned for its cooling jacket of existing steel tube quenching device and water spout using threaded connection, cause the deficiency for going out water line and can not or being difficult to be intersected in the axle center of steel pipe of multiple water spouts, the present invention adopts the following technical scheme that：Steel tube quenching device, including main cooling assembly, main cooling assembly includes inner cylinder, the multigroup nozzle being installed on inner cylinder, the outer barrel with inner cylinder sealing, multigroup nozzle is axially uniformly distributed, every group of nozzle includes the nozzle of multiple radially uniform distributions, and the positioning hole run through is opened up on the inner cylinder, and the nozzle has the positioning optical axis coordinated with positioning hole, opened up in the nozzle and run through and be positioned at the concentric spray orifice of positioning optical axis, the nozzle in positioning hole.The beneficial effects of the invention are as follows：Positioned using axis hole, effectively improve positioning precision, it is uniform to ensure that steel pipe radially cools down, lifts product quality.
Description
Technical field
The present invention relates to steel tube quenching device, more particularly to a kind of quenching unit of steel pipe for air bag.
Background technology
When processing part high-performance steel pipe (such as steel pipe for air bag), to make steel pipe reach required physics, chemistry
Performance, its quenching technical need steel pipe being heated to high temperature (such as 980 DEG C), then by steel within the extremely short time (such as 1.5 seconds)
Pipe is cooled to low temperature (such as 40 DEG C).To enable steel pipe to be reduced to required temperature, generally use water-spraying control in the extremely short time
Mode, multiple water spouts are uniformly arranged on cooling jacket, steel pipe to be cooled is sprayed to convenient pressure or flow velocity.
A kind of existing steel tube quenching device, is connected through a screw thread between its water spout and cooling jacket and is positioned and consolidated
It is fixed.Due to the processing of threaded connection, rigging error, cause multiple water spouts go out water line can not or be difficult to be intersected in it is same
Point, it is impossible to be intersected on the axle center of steel pipe, cause steel pipe each several part inhomogeneous cooling even, influence product quality；Also, screw thread is deposited
Along the further diminution of the axial spacing of steel pipe between each water spout is limited, and the spacing between respectively spraying water is smaller, and it is cooled down
Effect is better.
Meanwhile to ensure the sealing between cooling jacket and outer barrel, existing this kind of steel tube quenching device, cooling jacket and
Outer barrel welded seal is simultaneously fixed as the one that can not be split.Due to water spout as easily-consumed products, it is necessary to regularly replace, therefore spray water
Mouth can only be installed inside cooling jacket.In order to ensure the sealing between water spout and cooling jacket, it is necessary to add on cooling jacket
Work goes out the mounting plane for installing sealing ring, and therefore, existing cooling jacket is generally welded by two semicircles, and welding is held
Be also easy to produce deformation, so as to influence the concentricity of cooling jacket, can also directly result in multiple water spouts go out water line can not or
It is difficult to be intersected in same point.For the replacing of water spout, water nozzle seat is also installed on cooling jacket, water spout is arranged on water nozzle seat again
On, cause nozzle axial distance to increase, be further exacerbated by the problem of steel pipe inhomogeneous cooling is even.
The content of the invention
The present invention is positioned for the cooling jacket and water spout of existing steel tube quenching device using threaded connection, is caused
The deficiency for going out water line and can not or being difficult to be intersected in the axle center of steel pipe of multiple water spouts, there is provided a kind of steel tube quenching device,
It can make the axle center for going out water line and being intersected in steel pipe of water spout, to ensure that steel pipe each several part uniformly cools down, improve cooling effect.
To achieve the above object, the present invention adopts the following technical scheme that：Steel tube quenching device, including main cooling assembly, it is main
Cooling device includes inner cylinder, the multigroup nozzle being installed on inner cylinder, the outer barrel with inner cylinder sealing, axially uniform point of multigroup nozzle
Cloth, every group of nozzle include the nozzle of multiple radially uniform distributions, and water inlet is opened up on outer barrel, and the pipe end that goes out of inner cylinder has water outlet
Mouthful, the positioning hole run through is opened up on the inner cylinder, the nozzle has the straight optical axis coordinated with positioning hole, opened in the nozzle
If run through and the spray orifice concentric with straight optical axis, the nozzle are positioned in positioning hole.
Nozzle compared to existing steel tube quenching device is connected through a screw thread with inner cylinder and positioned and fixed, steel pipe of the invention
Quenching unit, its nozzle are positioned with inner cylinder by straight optical axis and positioning hole, and the precision of axis hole greatly improves compared to screw thread, ensures
The axle center for going out water line and being intersected in steel pipe of each nozzle, ensure that steel pipe each several part uniformly cools down, improve cooling effect；Also, phase
Than needing the big footpath for meeting screw thread using the axial spacing of each screwed hole during screw thread positioning, the diameter of axle of locating shaft just corresponds to screw thread
Path, the spacing between each axial nozzle can be reduced so that radially cooling is more fine, uniformly for steel pipe；Positioned using screw thread
When, it is contemplated that installation needs also to set spanner seat outside the external screw thread of nozzle, further increases the axial spacing between each nozzle；
Concentricity between spray orifice, straight optical axis and positioning hole can be guaranteed.Fixation between nozzle and inner cylinder can use screw thread
The modes such as connection, bonding.
The tail end of the nozzle forms the flange with straight optical axis one, and the nozzle is inserted in inner cylinder outside inner cylinder, institute
State flange and be fixed on interior tube outer surface.Nozzle is inserted in inner cylinder outside inner cylinder, and middle nozzle inserts out of inner cylinder compared with prior art
In inner cylinder, the processing of inner cylinder is more prone to and the dismounting of nozzle is more convenient.Nozzle and inner cylinder can be by the spiral shells that are set on flange
Nail is fixed.Nozzle can be connected with inner cylinder with interference, and flange only plays position-limiting action.
Preferably, opening up annular groove outside the inner cylinder, the annular groove opens up installation perpendicular to the face of nozzle direction of insertion
Hole, the mounting hole bottom surface are plane, and the positioning hole and mounting hole form counterbore.Have one between outer tube inner wall and inner tank theca
Fixed hydraulic pressure, two water inlets are generally opened up on outer barrel, when two water inlets are intake simultaneously, 360 ° of water between inner cylinder outer barrel turns
Move and produce water wave, annular groove is opened up outside inner cylinder, can make water is more gentle to enter in nozzle, ensure the intake pressure of each nozzle
Unanimously；Annular groove has process acts simultaneously.Nozzle is installed in the counterbore that positioning hole and mounting hole are formed, its outer end not evagination or
Inner tank theca is hardly externally protruded out in, current will not run into stop when rotating, ensure that the intake pressure of each nozzle is consistent.
Preferably, installing sealing ring in the mounting hole, the nozzle is fixed with inner cylinder by screw, the mounting hole
Bottom surface opens up two tapped blind holes for radially separating from positioning hole both sides, and the nozzle also has convex with straight optical axis one
Edge, opens up the through hole coordinated with tapped blind hole on the flange, and screw is through the through hole on nozzle and the screw thread that screws on inner cylinder
In blind hole.Sealing ring is installed in mounting hole, ensures the sealing between nozzle and inner cylinder, clearance flow between preventing water between nozzle and inner cylinder
Enter in inner cylinder.Nozzle is fixed with inner cylinder by screw, convenient disassembly, and screw is two spiral shells for radially separating from positioning hole both sides
Nail so that sealing ring and nozzle while uniform force.
Preferably, the cylindrical portion of the installation nozzle of the inner cylinder is integrally formed.The cylindrical portion of inner cylinder is integrally formed, and is compared
Existing inner cylinder is welded using two semicircles, deformation caused by not welding, good concentricity.Inner cylinder is used to fix with outer barrel
Installation portion can be also integrally formed with cylindrical portion, i.e., whole inner cylinder is integrally formed.
Preferably, in the inner cylinder insertion outer barrel, the inner cylinder is sealed by sealing ring with outer barrel and consolidated by screw
It is fixed.Because nozzle is inserted in inner cylinder outside inner cylinder, for that can change nozzle, inner cylinder is unable to welded seal with outer barrel.Inner cylinder and outer barrel
Removable seal sealed sealing ring using inner cylinder insertion outer barrel, inner cylinder and outer barrel and by way of screw fixation,
When needing to change nozzle, the dismounting of inner cylinder is more convenient, especially when outer barrel and support etc. are fixed, without being grasped to outer barrel
Make.Inner cylinder is inserted in outer barrel from pipe end is entered, so as to facilitate the pipe end that enters of inner cylinder to install the parts such as water deflector correcting sleeve.
As an improvement, the pipe end that enters of the inner cylinder is provided with the water deflector for preventing that water from flowing back, the water deflector goes out pipe end tool
Have a chamber passed through for steel pipe, the cavity bottom opens up osculum, the inner cylinder enter pipe end bottom by drain chamber with
External world's connection.When quenching unit works, backflow is reflected when having fraction water flow jet to steel pipe, goes out waterline when each nozzle
When road misaligns, the water of backflow is more.The water of backflow is likely to be exposed steel pipe to be cooled, causes quality flaw, influences product
Quality.The pipe end that enters of inner cylinder sets water deflector, and the situation generation of steel pipe to be cooled may be contacted by effectively reducing the water of backflow.Dash
The chamber of part opens up osculum, can discharge the water gathered in the chamber, prevent the accumulation of chamber reclaimed water from contacting steel pipe to be cooled.
As an improvement, the pipe end that enters of the chamber is more than pipe end, tapered, the institute that goes out tube end outer surface of the water deflector
That states water deflector goes out outside pipe end to have block water plate, and the block water plate is at least partially disposed at below osculum.The chamber of water deflector
Enter pipe end and be more than pipe end, the water for reducing reflection backflow enters chamber.Water deflector to go out tube end outer surface tapered, be in a ratio of perpendicular
Face directly, can effectively reduce the steel pipe that the water that reflection flows back is reflected towards at nozzle again.Going out outside pipe end for water deflector has block water plate,
The block water plate is at least partially disposed at below osculum, and the water that can effectively avoid reflection from flowing back enters chamber from osculum.Inner cylinder
The pipe end that enters generally also open up drain chamber.
As an improvement, the steel tube quenching device also includes the auxiliary cooling device concentric with inner cylinder, the auxiliary cooling device and
There is drainage gap, the main cooling assembly is identical with the mounting structure of the nozzle on auxiliary cooling device between main cooling assembly.It is comprehensive
Close and consider cooling water inflow, part dimension etc., only main cooling assembly can not expire while technological requirement is met under normal circumstances
Sufficient drainage requirement, it is therefore desirable to extra auxiliary cooling device.Auxiliary cooling device is identical with the nozzle mounting structure of main cooling assembly,
Water deflector need not be simply set.The quantity of every group of nozzle of auxiliary cooling device, nozzle sets number can be identical with main cooling assembly,
Can be different.
As an improvement, the steel tube quenching device also includes elevation and subsidence regulating device, the elevation and subsidence regulating device includes and outer barrel
The guiding mechanism and transmission mechanism set between fixed lifter plate, support, lifter plate and support.Elevation and subsidence regulating device is set to adjust
The height of main cooling assembly and auxiliary cooling device, it is adapted to the production needs of different-diameter steel pipe.Lifting adjusting structure includes
Guiding mechanism, it can be ensured that main cooling assembly and auxiliary cooling device vertical lifting.Transmission mechanism can be can also be manually it is electronic,
To obtain degree of precision, generally use screw nut driving mechanism.
The beneficial effects of the invention are as follows：The nozzle of the main cooling assembly of steel tube quenching device and inner cylinder using straight optical axis and
Positioning hole coordinates the mode of positioning, the mode positioned instead of screw, can effectively improve each nozzle positioning precision, ensure each nozzle
Go out the axle center that water line meets at steel pipe, it is uniform to ensure that steel pipe radially cools down, lifts product quality；Also, use straight optical axis
Coordinate with positioning hole and position, the axial spacing of each nozzle can be reduced so that while not increasing nozzle discharge pressure, improve steel pipe
Cooling velocity.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the steel tube quenching device of the embodiment of the present invention.
Fig. 2 is the three-dimensional cutaway view of the steel tube quenching device of the embodiment of the present invention.
Fig. 3 is the sectional view of the main cooling assembly of the embodiment of the present invention.
Fig. 4 is the dimensional structure diagram of the inner cylinder of the embodiment of the present invention.
Fig. 5 is the sectional view of the inner cylinder of the embodiment of the present invention.
Fig. 6 is the dimensional structure diagram of the nozzle of the embodiment of the present invention.
Fig. 7 is the sectional view of the nozzle of the embodiment of the present invention.
Fig. 8 is the dimensional structure diagram of the outer barrel of the embodiment of the present invention.
The sectional view of the outer barrel of Fig. 9 embodiment of the present invention.
Figure 10 is the dimensional structure diagram of the water deflector of the embodiment of the present invention.
Figure 11 is the three-dimensional cutaway view of the water deflector of the embodiment of the present invention.
Figure 12 is the dimensional structure diagram of the elevation and subsidence regulating device of the embodiment of the present invention.
Figure 13 is the body sectional view of the elevation and subsidence regulating device of the embodiment of the present invention.
01, main cooling assembly in figure,
1st, inner cylinder, 11, delivery port, 12, positioning hole, 13, annular groove, 14, mounting hole, 15, tapped blind hole, 16, seal groove；
2nd, nozzle, 21, straight optical axis, 22, spray orifice, 23, flange, 24, through hole；
3rd, outer barrel, 31, water inlet, 32, barrel shell, 33, cylinder plate；
4th, water deflector, 41, chamber, 42, osculum, 43, drain chamber, 44, block water plate；
5th, correcting sleeve,
02nd, auxiliary cooling device；
03rd, elevation and subsidence regulating device；
6th, lifter plate；
7th, support；
8th, guiding mechanism, 81, sliding block, 82, line slideway；
9th, transmission mechanism, 91, fixed mount, 92, fixed seat, 93, screw mandrel, 94, nut, 95, operation panel；
L, spray orifice axial direction spacing；
α, spray angle；
D, spray orifice radial direction spacing.
Embodiment
With reference to the accompanying drawing of the embodiment of the present invention, the technical scheme of the embodiment of the present invention is explained and illustrated, but
Following embodiments are only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, people in the art
The other embodiment that member is obtained on the premise of creative work is not made, belongs to protection scope of the present invention.
As shown in figure 1 to figure 13, steel tube quenching device, including main cooling assembly, main cooling assembly include inner cylinder, are installed on
Multigroup nozzle on inner cylinder, the outer barrel with inner cylinder sealing, multigroup nozzle are axially uniformly distributed, and it is equal that every group of nozzle includes multiple radial directions
The nozzle of even distribution, water inlet is opened up on outer barrel, the pipe end that goes out of inner cylinder has delivery port, the positioning run through is opened up on the inner cylinder
Hole, the nozzle have the straight optical axis coordinated with positioning hole, open up in the nozzle and run through and the spray concentric with straight optical axis
Hole, the nozzle are positioned in positioning hole.
Nozzle compared to existing steel tube quenching device is connected through a screw thread positioning, steel pipe of the invention quenching dress with inner cylinder
Put, its nozzle is positioned with inner cylinder by straight optical axis and positioning hole, and the precision of axis hole greatly improves compared to screw thread, ensures each nozzle
The axle center for going out water line and being intersected in steel pipe, ensure steel pipe each several part uniformly cool down, improve cooling effect；Also, compared to use
The axial spacing of each screwed hole needs the big footpath for meeting screw thread when screw thread positions, and the diameter of axle of locating shaft just corresponds to the small of screw thread
Footpath, the spacing between each axial nozzle can be reduced so that radially cooling is more fine, uniform for steel pipe；Positioned compared to using screw thread
When, positioned using axis hole, without the spanner seat for needing also to set outside the external screw thread of nozzle in view of installation, can further reduced
Axial spacing between each nozzle；Concentricity between spray orifice, straight optical axis and positioning hole can be guaranteed.Between nozzle and inner cylinder
Fixation can use threaded connection, bonding etc. mode.
Embodiment one
Referring to Fig. 1 to Figure 13, steel tube quenching device, including main cooling assembly 01, main cooling assembly 01 include inner cylinder 1, are installed on
Multigroup nozzle 2 on inner cylinder 1, the outer barrel 3 with the sealing of inner cylinder 1, multigroup nozzle 2 are axially uniformly distributed, and every group of nozzle 2 includes multiple
The nozzle 2 of radially uniform distribution, opens up water inlet 31 on outer barrel 3, and the pipe end that goes out of inner cylinder 1 has a delivery port 11, on the inner cylinder 1
The positioning hole 12 run through is opened up, the nozzle 2 has the straight optical axis 21 coordinated with positioning hole 12, opens up and pass through in the nozzle 2
Wear and the spray orifice 22 concentric with straight optical axis 21, the nozzle 2 are positioned in positioning hole 12.
Referring to Fig. 5, using axis hole location structure, spray orifice axial direction spacing L can be decreased to 18mm, or even 15mm, remain to full
The requirement such as sufficient cooling technique, structural strength, processing technology.And the screw thread pitch of holes on the inner cylinder 1 of existing steel tube quenching device
Usual minimum can only accomplish 28.5mm, because：For ensure per hour water yield and discharge pressure can not be excessive, nozzle 2
Spray orifice 22 can not be too small, the diameter of spray orifice 22 of nozzle 2 plus wall thickness plus screw thread internal-and external diameter thickness along with nozzle mounting seat (or
Person's nozzle nut), also to ensure on inner cylinder 1 axial wall thickness between each nozzle 2 after addition.And screw thread internal-and external diameter thickness in the present embodiment
It is cancelled with the thickness of nozzle mounting seat (or nozzle nut).Spray angle α is that the angle in spray orifice axle center and steel pipe axle center leads to
It is often 40 ° to 80 °, respective change is needed according to technique, in the present embodiment, spray angle α is 60 °.Spray orifice radial direction space D is sprayed
Radial distance between the water side of hole changes corresponding adjustment according to steel pipe caliber, so as to be protected between spray orifice water side and outer wall of steel pipe
Hold suitable distance, in the present embodiment, spray orifice radial direction space D is about 140mm.
All nozzles with group nozzle 2 go out water line and can be intersected in same point, and the point is in steel pipe axis.With group spray
Mouth 2 refers to one group of radially distributed nozzle 2.In the present embodiment, 6 groups of nozzles 2 are installed, often on the inner cylinder 1 of main cooling assembly 01
Group nozzle 2 includes 18 uniform nozzles 2.Auxiliary cooling device 02 includes 10 groups of nozzles 2, every group of nozzle 2 include 18 it is uniform
Nozzle 2.
Referring to Fig. 1 to Fig. 3, steel tube quenching device, including main cooling assembly 01, auxiliary cooling device 02 and elevation and subsidence regulating device
03.Four axles of rectangular distribution, main cooling assembly 01 and auxiliary cooling dress are provided between main cooling assembly 01 and auxiliary cooling device 02
Set to 02 to position by axis hole, it is ensured that the two is concentric.Main cooling assembly 01 includes inner cylinder 1, nozzle 2, outer barrel 3, water deflector 4 and correction
Set 5.
For processing, it is easy to assembly, the nozzle 2 is inserted in inner cylinder 1 outside inner cylinder 1.Nozzle 2 inserts inner cylinder 1 outside inner cylinder 1
In, compared with prior art middle nozzle 2 out of inner cylinder 1 in insertion inner cylinder 1, the processing of inner cylinder 1 be more prone to and the dismounting of nozzle 2 more
Add conveniently.
To be easy to assembly, the inner cylinder 1 is inserted in outer barrel 3, and the inner cylinder 1 is sealed and passed through by sealing ring with outer barrel 3
Screw is fixed.Because nozzle 2 is inserted in inner cylinder 1 outside inner cylinder 1, for that can change nozzle 2, inner cylinder 1 can not weld close with outer barrel 3
Envelope, each other must be detachable.The removable seal of inner cylinder 1 and outer barrel 3 inserts outer barrel 3 using inner cylinder 1, and inner cylinder 1 is logical with outer barrel 3
Sealing ring sealing is crossed and by way of screw fixation, when needing to change nozzle 2, it is only necessary to inner cylinder 1 is dismantled, without to outer barrel
3 are operated.Usual outer barrel 3 is fixed with the grade of support 7, and dismounting inner cylinder 1 is more convenient compared to dismounting outer barrel 3.
What the screw of inner cylinder 1 and outer barrel 3 was arranged at inner cylinder 1 enters pipe end, can be conveniently when provided with auxiliary cooling device
Pull down inner cylinder 1.Water deflector 4 and inner cylinder 1 are detachably connected also by screw.Correcting sleeve 5 insert water deflector 4 in and by screw with
Water deflector 4 is detachably connected, so as to individually dismantle correcting sleeve 5, water deflector 4 and inner cylinder 1.
Referring to Fig. 4 and Fig. 5, to improve the centering of each nozzle 2, the inner cylinder 1 is integrally formed.Compared to existing inner cylinder 1 by two
Individual semicircle is welded, and inner cylinder 1 is integrally formed, deformation caused by not welding, good concentricity, and ensure each nozzle 2 goes out waterline
Road can be intersected in the axle center of steel pipe.
To ensure that each intake pressure of nozzle 2 is consistent, open up annular groove 13 outside the inner cylinder 1, the annular groove 13 perpendicular to spray
The face of the direction of insertion of mouth 2 opens up mounting hole 14, and the bottom surface of mounting hole 14 is plane, and the positioning hole 12 and mounting hole 14 are formed
Counterbore.There is certain hydraulic pressure between the inwall of outer barrel 3 and the outer wall of inner cylinder 1, two water inlets 31 are generally opened up on outer barrel 3, when two
Water inlet 31 is intake simultaneously when, 360 ° of water between inner cylinder 1 and outer barrel 3 is rotated and produces water wave, and annular groove 13 is opened up outside inner cylinder 1, can
Enter so that water is more gentle in nozzle 2, ensure that the intake pressure of each nozzle 2 is consistent；Annular groove 13 has process acts simultaneously,
It is easy to processing mounting holes 14.Nozzle 2 is installed in the counterbore that positioning hole 12 and mounting hole 14 are formed, its outer end not evagination or almost
The outer wall of inner cylinder 1 is not externally protruded out in, and current will not run into stop when rotating, ensure that the intake pressure of each nozzle 2 is consistent.
To ensure the sealing between nozzle 2 and inner cylinder 1, sealing ring (not shown), the spray are installed in the mounting hole 14
Mouth 2 is fixed with inner cylinder 1 by screw, and the bottom surface of mounting hole 14 opens up two screw threads for radially separating from the both sides of positioning hole 12
Blind hole 15, the nozzle 2 also have the flange 23 with the one of straight optical axis 21, open up on the flange 23 and match somebody with somebody with tapped blind hole 15
The through hole of conjunction, screw is through the through hole on nozzle 2 and screws in the tapped blind hole 15 on inner cylinder 1.Sealing is installed in mounting hole 14
Circle, ensure the sealing between nozzle 2 and inner cylinder 1, prevent gap of the water between nozzle 2 and inner cylinder 1 from flowing into inner cylinder 1.Nozzle 2 with it is interior
Cylinder 1 is fixed by screw, convenient disassembly, and screw is two screws for radially separating from the both sides of positioning hole 12 so that sealing ring
With nozzle 2 while uniform force.
The outside of inner cylinder 1 opens up two seal grooves 16 in left and right, and sealing ring (not shown) is installed in seal groove 16.Inner cylinder 1
Entering pipe end has convex portion, and through hole is opened up on convex portion, and inner cylinder 1 is connected by screw with outer barrel 33.It is provided with and uses on the inside of the through hole of convex portion
In the screwed hole being connected with water deflector 44.
In other embodiments, the fixation between nozzle 2 and inner cylinder 1 can take other form, as long as ensureing nozzle 2 and interior
It is fixedly secured between cylinder 1.
Referring to Fig. 6 and Fig. 7, nozzle 2 is integrally formed, including straight optical axis 21 and flange 23, and spray orifice 22 is opened up in nozzle 2,
The water inlet end of spray orifice 22 is big, and water side is small, two through holes for separating from the both sides of straight optical axis 21 is opened up on flange 23, through hole is heavy
Hole.
Referring to Fig. 8 and Fig. 9, outer barrel 3 is assembled by the cylinder plate 33 of barrel shell 32 and the both ends of barrel shell 32, generally use welding.
It is arranged with two water inlets 31 on barrel shell 32, what water inlet 31 was arranged at outer barrel 3 enters pipe end.
It is described to reduce to be cooled steel pipe of the water contact of reflection backflow positioned at the front of nozzle 2 referring to Figure 10 and Figure 11
The pipe end that enters of inner cylinder 1 is provided with the water deflector 4 for preventing that water from flowing back, and the pipe end that goes out of the water deflector 4 has the chamber passed through for steel pipe
41, the bottom of chamber 41 opens up osculum 42, and the pipe end bottom of entering of the inner cylinder 1 is in communication with the outside by drain chamber 43.
When quenching unit works, backflow is reflected when having fraction water flow jet to steel pipe, when the water line that goes out of each nozzle 2 misaligns
When, the water of backflow is more.The water of backflow is likely to be exposed steel pipe to be cooled, causes quality flaw, influences product quality.Inner cylinder
1 pipe end that enters sets water deflector 4, and the situation generation of steel pipe to be cooled may be contacted by effectively reducing the water of backflow.The chamber of water deflector 4
Room 41 opens up osculum 42, can discharge the water accumulated in chamber 41, prevents the accumulation of the reclaimed water of chamber 41 from contacting steel to be cooled
Pipe.
Steel pipe to be cooled is contacted into chamber 41 to reduce current, the pipe end that enters of the chamber 41 is more than pipe end.It is described
Water deflector 4 to go out tube end outer surface tapered.Steel pipe to be cooled is contacted into chamber 41 from osculum 42 to reduce current, it is described
Water deflector 4 goes out outside pipe end to have block water plate 44, and the block water plate 44 is at least partially disposed at the lower section of osculum 42.Water deflector 4
The pipe end that enters of chamber 41 is more than pipe end, and the water for reducing reflection backflow enters chamber 41.Water deflector 4 goes out tube end outer surface in cone
Shape, vertical plane is in a ratio of, can effectively reduce the steel pipe that the water that reflection flows back is reflected towards at nozzle 2 again.Water deflector 4 goes out pipe end
Outer to have block water plate 44, the block water plate 44 is at least partially disposed at the lower section of osculum 42, can effectively avoid the water of reflection backflow from
Osculum 42 enters chamber 41.The pipe end that enters of inner cylinder 1 also opens up drain chamber 43, and drain chamber 43 is opened in the bottom of water deflector 4
Portion.
Referring to Fig. 1 and Fig. 2, to ensure that temperature is consistent after steel pipe cooling, the steel tube quenching device also includes concentric with inner cylinder 1
Auxiliary cooling device 02, there is drainage gap, the main cooling assembly 01 between the auxiliary cooling device 02 and main cooling assembly 01
It is identical with the mounting structure of the nozzle 2 on auxiliary cooling device 02.Consider cooling water inflow, part dimension etc., under normal circumstances
Only main cooling assembly 01 can not meet drainage requirement while technological requirement is met, it is therefore desirable to extra auxiliary cooling device
02.Auxiliary cooling device 02 is identical with the mounting structure of nozzle 2 of main cooling assembly 01, need not simply set water deflector 4.Auxiliary cooling dress
Set to 0 the quantity of 2 every group of nozzle 2,2 groups of numbers of nozzle can be identical with main cooling assembly 01, also can be different.In the present embodiment,
The quantity of every group of nozzle 2 of auxiliary cooling device 02 is identical with main cooling assembly 01, and 2 groups of numbers of nozzle are more than main cooling assembly 01, from
And ensure after auxiliary cooling device 02, temperature of steel pipe is consistent.
Referring to Figure 12 and Figure 13, to be applicable the steel pipe of different tube diameters, the steel tube quenching device also includes elevation and subsidence regulating device
03, what is set between lifter plate 6, support 7, lifter plate 6 and support 7 that the elevation and subsidence regulating device 03 includes fixing with outer barrel 3 leads
To mechanism 8 and transmission mechanism 9.Elevation and subsidence regulating device 03 is set to adjust the height of main cooling assembly 01 and auxiliary cooling device 02, can
To adapt to the production needs of different-diameter steel pipe.Lifting adjusting structure includes guiding mechanism 8, it can be ensured that main cooling assembly 01 and auxiliary
The vertical lifting of cooling device 02.It can also be electronic manually that transmission mechanism 9, which can be, to obtain degree of precision, generally use silk
The transmission mechanism 9 of 93 nut of bar 94.
Guide frame includes sliding block 81 and line slideway 82.Line slideway 82 is that two be symmetricly set on support 7 are straight
Line guide rail 82, sliding block 81 are symmetrically arranged four sliding blocks 81, and every line slideway 82 is provided with two sliding blocks 81.
Transmission mechanism 9 includes fixed mount 91, fixed seat 92, screw mandrel 93, nut 94 and operation panel 95.Fixed mount 91 passes through weldering
The mode such as connect or be threadedly coupled to be fixed on lifter plate 6, mounting hole 14 is opened up in fixed mount 91, installs and fixes in mounting hole 14
Seat 92, screw mandrel 93 passes through fixed seat 92 from bottom to up, and the lower end of screw mandrel 93 has convex portion, and it is rotatable that screw mandrel 93 is relatively fixed seat 92.
Nut 94 is provided with support 7, the lower end of nut 94 is inserted in support 7 and fixed by screw and support 7.Screw mandrel 93 is higher by nut 94
The partial mounting operations disk 95 of upper end.By operating operation panel 95 i.e. liftable main cooling assembly 01 and auxiliary cooling device 02.
Four waist round hole perpendicular to steel pipe direction of advance are opened up on the support 7 of elevation and subsidence regulating device 03, so as to adjustable
The relative position perpendicular to steel pipe direction of advance of elevation and subsidence regulating device 03.
Embodiment two
The difference of embodiment two and embodiment one is, main cooling assembly 01 is provided only with embodiment two, and is not provided with auxiliary cooling
Device.In processing department steel splitting pipe, main cooling assembly 01 is only set, you can meets technique and drainage requirement, therefore need not set auxiliary
Cooling device 02.
Embodiment three
The difference of embodiment three and embodiment one is, elevation and subsidence regulating device 03 is not provided with embodiment three.It is a certain solid when producing
, can be without the height of adjustment main cooling assembly 01 and auxiliary cooling device 02 up and down during the steel pipe of fixed-caliber.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, and is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to accompanying drawing and interior described in embodiment above
Hold.The modification of any function and structure principle without departing from the present invention is intended to be included in the scope of claims.
Claims (10)
1. steel tube quenching device, including main cooling assembly (01), main cooling assembly (01) includes inner cylinder (1), is installed on inner cylinder (1)
On multigroup nozzle (2), the outer barrel (3) with inner cylinder (1) sealing, multigroup nozzle (2) is axially uniformly distributed, every group of nozzle (2) bag
The nozzle (2) of multiple radially uniform distributions is included, water inlet (31) is opened up on outer barrel (3), the pipe end that goes out of inner cylinder (1) has delivery port
(11), it is characterised in that：The positioning hole (12) run through is opened up on the inner cylinder (1), the nozzle (2) has and positioning hole (12)
The straight optical axis (21) of cooperation, open up in the nozzle (2) and run through and the spray orifice (22) concentric with straight optical axis (21), the spray
Mouth (2) is positioned in positioning hole (12).
2. steel tube quenching device according to claim 1, it is characterised in that：The tail end of the nozzle (2) is formed and straight line
The flange (23) of optical axis (21) one, the nozzle (2) are inserted in inner cylinder (1) outside from inner cylinder (1), and the flange (23) is fixed on
Inner cylinder (1) outer surface.
3. steel tube quenching device according to claim 2, it is characterised in that：Annular groove (13), institute are opened up outside the inner cylinder (1)
That states annular groove (13) opens up mounting hole (14) perpendicular to the face of nozzle (2) direction of insertion, and mounting hole (14) bottom surface is plane,
The positioning hole (12) and mounting hole (14) form counterbore.
4. steel tube quenching device according to claim 3, it is characterised in that：Installation sealing ring in the mounting hole (14),
The nozzle (2) is fixed with inner cylinder (1) by screw, and mounting hole (14) bottom surface, which opens up, radially separates from positioning hole (12)
Two tapped blind holes (15) of both sides, the through hole (24) coordinated with tapped blind hole (15) is opened up on the flange (23), screw is worn
The through hole (24) crossed on nozzle (2) is simultaneously screwed in the tapped blind hole (15) on inner cylinder (1).
5. steel tube quenching device according to claim 1, it is characterised in that：The circle of the installation nozzle (2) of the inner cylinder (1)
Cylinder portion is integrally formed.
6. steel tube quenching device according to claim 5, it is characterised in that：In inner cylinder (1) the insertion outer barrel (3), institute
Inner cylinder (1) is stated to seal by sealing ring with outer barrel (3) and fix by screw.
7. steel tube quenching device according to any one of claims 1 to 6, it is characterised in that：The pipe end that enters of the inner cylinder (1) is set
There is the water deflector (4) for preventing that water from flowing back, the pipe end that goes out of the water deflector (4) has the chamber (41) passed through for steel pipe, the chamber
Room (41) bottom opens up osculum (42), and the pipe end bottom of entering of the inner cylinder (1) is in communication with the outside by drain chamber (43).
8. steel tube quenching device according to claim 7, it is characterised in that：The pipe end that enters of the chamber (41) is more than outlet pipe
End, the water deflector (4) go out that tube end outer surface is tapered, and going out outside pipe end for the water deflector (4) has block water plate (44), institute
Block water plate (44) is stated to be at least partially disposed at below osculum (42).
9. steel tube quenching device according to any one of claims 1 to 6, it is characterised in that：The steel tube quenching device also includes
The auxiliary cooling device (02) concentric with inner cylinder (1), there is pumpway between the auxiliary cooling device (02) and main cooling assembly (01)
Gap, the main cooling assembly (01) are identical with the mounting structure of the nozzle (2) on auxiliary cooling device (02).
10. steel tube quenching device according to any one of claims 1 to 6, it is characterised in that：The steel tube quenching device also includes
Elevation and subsidence regulating device (03), the elevation and subsidence regulating device (03) include the lifter plate (6) fixed with outer barrel (3), support (7), risen
The guiding mechanism (8) and transmission mechanism (9) set between drop plate (6) and support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100514.4A CN107841602A (en) | 2017-11-09 | 2017-11-09 | Steel tube quenching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100514.4A CN107841602A (en) | 2017-11-09 | 2017-11-09 | Steel tube quenching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107841602A true CN107841602A (en) | 2018-03-27 |
Family
ID=61682553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711100514.4A Pending CN107841602A (en) | 2017-11-09 | 2017-11-09 | Steel tube quenching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107841602A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59205418A (en) * | 1983-05-10 | 1984-11-21 | Nippon Steel Corp | Cooling process and device of metal tube |
| CN201183809Y (en) * | 2008-04-23 | 2009-01-21 | 天津赛瑞机器设备有限公司 | Adjustable nozzle for inner water spraying of quenching device |
| CN101935743A (en) * | 2010-09-10 | 2011-01-05 | 北京科技大学 | Medium plate on-line quenching inclined jet flow cooler |
| CN201692914U (en) * | 2010-03-26 | 2011-01-05 | 中色科技股份有限公司 | Universal adjustable nozzle |
| CN201760353U (en) * | 2010-05-31 | 2011-03-16 | 浙江超维新材料有限公司 | Spray nozzle |
| CN201793645U (en) * | 2010-09-26 | 2011-04-13 | 中国石油集团渤海石油装备制造有限公司 | Adjustable nozzle device for steel tube quenching machine |
| CN102266872A (en) * | 2011-07-27 | 2011-12-07 | 中冶赛迪工程技术股份有限公司 | Steel tube cooling device |
| CN102266831A (en) * | 2011-07-08 | 2011-12-07 | 东北大学 | Cooling device capable of forming high-density jet stream and producing method thereof |
| CN102876874A (en) * | 2012-09-17 | 2013-01-16 | 东北大学 | Super high-speed quenching device for steel tube |
| CN202752143U (en) * | 2012-08-29 | 2013-02-27 | 余忠华 | Atomizing nozzle installation device |
| CN105772254A (en) * | 2016-03-22 | 2016-07-20 | 山东钢铁股份有限公司 | Spiral nozzle device |
| CN207362291U (en) * | 2017-11-09 | 2018-05-15 | 新昌县鹏晟机械有限公司 | Steel tube quenching device |
-
2017
- 2017-11-09 CN CN201711100514.4A patent/CN107841602A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59205418A (en) * | 1983-05-10 | 1984-11-21 | Nippon Steel Corp | Cooling process and device of metal tube |
| CN201183809Y (en) * | 2008-04-23 | 2009-01-21 | 天津赛瑞机器设备有限公司 | Adjustable nozzle for inner water spraying of quenching device |
| CN201692914U (en) * | 2010-03-26 | 2011-01-05 | 中色科技股份有限公司 | Universal adjustable nozzle |
| CN201760353U (en) * | 2010-05-31 | 2011-03-16 | 浙江超维新材料有限公司 | Spray nozzle |
| CN101935743A (en) * | 2010-09-10 | 2011-01-05 | 北京科技大学 | Medium plate on-line quenching inclined jet flow cooler |
| CN201793645U (en) * | 2010-09-26 | 2011-04-13 | 中国石油集团渤海石油装备制造有限公司 | Adjustable nozzle device for steel tube quenching machine |
| CN102266831A (en) * | 2011-07-08 | 2011-12-07 | 东北大学 | Cooling device capable of forming high-density jet stream and producing method thereof |
| CN102266872A (en) * | 2011-07-27 | 2011-12-07 | 中冶赛迪工程技术股份有限公司 | Steel tube cooling device |
| CN202752143U (en) * | 2012-08-29 | 2013-02-27 | 余忠华 | Atomizing nozzle installation device |
| CN102876874A (en) * | 2012-09-17 | 2013-01-16 | 东北大学 | Super high-speed quenching device for steel tube |
| CN105772254A (en) * | 2016-03-22 | 2016-07-20 | 山东钢铁股份有限公司 | Spiral nozzle device |
| CN207362291U (en) * | 2017-11-09 | 2018-05-15 | 新昌县鹏晟机械有限公司 | Steel tube quenching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206578629U (en) | A kind of automatic temperature-controlled equipment water jetting cooler of center machine | |
| CN105642854A (en) | Novel square billet continuous casting secondary cooling water adjusting structure | |
| CN104439163B (en) | A kind of aluminum-alloy wheel mould uniformly sprays cooling wind, the method for work of water pipe | |
| CN206688070U (en) | A kind of flow is adjustable and can improve the big gun head of range | |
| CN207362291U (en) | Steel tube quenching device | |
| CN102814248A (en) | Nozzle for axial siphon powder delivering type cold spray | |
| CN107841602A (en) | Steel tube quenching device | |
| CN205599891U (en) | Novel billet casting secondary cooling water adjustment mechanism | |
| CN105435977B (en) | Adjustable hollow atomizer | |
| WO2020119204A1 (en) | Spray cooling device capable of improving plate shape of strip | |
| CN203125360U (en) | Auxiliary device allowing quick adjustment of supporting length | |
| CN110732418A (en) | double-head cooling and lubricating sprayer | |
| CN209925725U (en) | Self-operated pressure regulating valve | |
| CN206104555U (en) | Cooling device for roller | |
| CN110860946B (en) | Connecting rod type cooling water injection adjusting mechanism | |
| CN109322235B (en) | Road marking hot melting spray gun | |
| CN201120335Y (en) | Showerhead apparatus for abrasive material water-jet cutting machine | |
| CN209338622U (en) | The spray cooling device of Strip Shape can be improved | |
| CN211707163U (en) | Bending nozzle | |
| CN217272211U (en) | Integrated adjustable nozzle regulating valve | |
| CN109723702A (en) | A kind of novel rectifying method | |
| CN205887232U (en) | Water bath disinfection is with hollow cone spiral nozzle | |
| CN209953509U (en) | Altitude water-cooling guide slot | |
| CN219703441U (en) | Continuous casting two-cooling nozzle | |
| CN211471950U (en) | Take pressure sieve rotor seal structure of dilution water function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |