CN206199885U - A kind of turbulence type cooling nozzles - Google Patents
A kind of turbulence type cooling nozzles Download PDFInfo
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- CN206199885U CN206199885U CN201621288877.6U CN201621288877U CN206199885U CN 206199885 U CN206199885 U CN 206199885U CN 201621288877 U CN201621288877 U CN 201621288877U CN 206199885 U CN206199885 U CN 206199885U
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- outer tube
- type cooling
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- cooling nozzles
- turbulence
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Abstract
The utility model proposes a kind of turbulence type cooling nozzles, including：One outer tube, is fixed with a Venturi tube in its one end, another on the inwall of the outer tube to be convexly equipped with guide ring gear, and the inner chamber of the outer tube is kept off in the guide ring and part between the Venturi tube is defined as a turbulence chamber；One nozzle, it is embedded and is positioned at the other end of the outer tube, a ring cavity is formed between the inwall of the nozzle end of the nozzle and the outer tube, and it is provided with a conical ring gap between guide ring gear, the arrival end of the nozzle is in sealing contact with the outer tube, and the conical ring gap is connected with the ring cavity；Wherein, the side wall of the outer tube is provided with a water inlet being connected with the ring cavity.Turbulence type cooling nozzles of the present utility model, good cooling results can meet the rolling mill practice requirement of high-speed thread Steel Bar.
Description
Technical field
The utility model belongs to steel rolling equipment technical field, is related to the quick water-cooled in the cooling controlling and rolling controlling process of high speed rod workshop
Device, especially a kind of turbulence type cooling nozzles.
Background technology
The method production small dimension screw-thread steel vertical bar of traditional splitting rolling, can improve the hourly output of bar, but its
Control of product precision is relatively poor, and lumber recovery is relatively relatively low.Produced using single line bar high-speed rolling (high-speed bar mill production line)
Small dimension screw-thread steel, compensate for the shortcoming of traditional rolling mill practice, both improve the hourly output and lumber recovery of screw-thread steel, improve again
Product quality.However, the mill speed 45m/s of high-speed bar mill, less than high speed wire rolling speed 70m/s, higher than rolling for common bar
Speed 18m/s processed, cooling temperature drop is higher than high speed wire rolling temperature drop, less than common rolling bar temperature drop.Due to the cooling device of general rod
Intensity of cooling is big, hydraulic pressure 1.8MPa, is not suitable for the high-speed bar mill rolling that mill speed is slightly higher, specification is less than normal, temperature drop is relatively low
Cooling requires that the nozzle cooling effect of same line high is weak, and hydraulic pressure 0.8MPa is low, is not also suitable for the cooling requirement of high-speed bar mill.
In view of this, the design people develops one according to the production design experiences for being engaged in this area and association area for many years
Turbulence type cooling nozzles are planted, to solve the problems, such as prior art.
Utility model content
It is to provide a kind of turbulence type cooling nozzles that the purpose of this utility model is, good cooling results can meet high speed spiral shell
The rolling mill practice requirement of line Steel Bar, overcomes the defect of prior art.
Therefore, the utility model proposes a kind of turbulence type cooling nozzles, including：
One outer tube, is fixed with a Venturi tube in its one end, another on the inwall of the outer tube to be convexly equipped with guide ring gear,
The inner chamber of the outer tube is kept off in the guide ring and part between the Venturi tube is defined as a turbulence chamber；
One nozzle, is embedded and is positioned at the other end of the outer tube, the nozzle end of the nozzle and the outer tube
A ring cavity is formed between inwall, and it is provided with a conical ring gap, the arrival end of the nozzle between guide ring gear
In sealing contact with the outer tube, the conical ring gap is connected with the ring cavity；
Wherein, the side wall of the outer tube is provided with a water inlet being connected with the ring cavity.
Turbulence type cooling nozzles as described above, wherein, the nozzle is radially provided with a ring in the end of its arrival end
Portion, the ring portion is relative with the end face of the outer tube other end, and adjust pad is embedded between the two.
Turbulence type cooling nozzles as described above, wherein, the inner wall sealing of the two ends of the Venturi tube and the outer tube
Contact, and be connected with the outer tube by screw respectively.
Turbulence type cooling nozzles as described above, wherein, an annular is formed between the Venturi tube and the outer tube
Cavity, is additionally provided with multiple through holes being connected with the cavity on its side wall, the cavity is connected with the turbulence chamber.
Turbulence type cooling nozzles as described above, wherein, the Venturi tube is on the lateral wall at its two ends respectively along week
To at least two boss are evenly equipped with, multiple lugs, each boss are provided with corresponding to each boss on the inwall of the outer tube
Correspondence is with each lug respectively by the mode connects for screw.
Turbulence type cooling nozzles as described above, wherein, cap bag after being additionally provided with, one end of the rear cap bag is in horn mouth
Shape, and it is embedded the port for being fixed on described outer tube one end.
Turbulence type cooling nozzles as described above, wherein, the outer face difference of the guide ring gear and the nozzle end
A chamfering is provided with, the conical ring gap is formed between chamfering described in two.
The utility model proposes turbulence type cooling nozzles, be provided with outer tube, and correspondence is provided with text in outer tube
Family name manages and nozzle, using the conical ring gap for being formed, cooling water is increased water velocity when passing through, and forms annular injection
Face, and rolled piece surface is ejected at a certain angle, the running resistance of rolled piece is reduced, while injection breaks rolled piece surface due to cooling
Water contacts red-hot rolled piece and forms surface water vapour film, increases cooling effect；When cooling water is flowed out by Venturi tube, can be formed
Multiple turbulent areas, further enhancing cooling effect, also, be additionally favorable for the flat of big specification high-speed bar mill bigger than normal using Venturi tube
Surely pass through the nozzle.
The utility model proposes turbulence type cooling nozzles, enhance cooling effect, its pressure of supply water can be up to 1.6MPa；
The inner chamber of Venturi tube is conducive to the screw-thread steel of the big specification of low speed to pass through, and reduction washes away steel, the generation of stifled steel, can meet mill speed
The cooling requirement of the rolling mill practice of the slightly larger high-speed thread Steel Bar of relatively low, specification.
Brief description of the drawings
Fig. 1 is the structural representation of turbulence type cooling nozzles of the present utility model.
Fig. 2 is the close-up schematic view at H in Fig. 1.
Fig. 3 is the profile of line A-A in Fig. 1.
Main element label declaration：
The guide ring of 1 outer tube 11 keeps off
The ring cavity of 12 turbulence chamber 13
The water inlet of 14 conical ring gap 15
15 lugs
The nozzle end of 2 nozzle 21
The ring portion of 22 arrival end 221
The Venturi tube of 23 adjust pad 3
The cavity of 31 screw 32
The boss of 33 through hole 34
Cap bag 111,211 chamferings after 4
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, now control is illustrated
Specific embodiment of the present utility model:
Fig. 1 is the structural representation of turbulence type cooling nozzles of the present utility model.Fig. 2 shows for the partial enlargement at H in Fig. 1
It is intended to.Fig. 3 is the profile of line A-A in Fig. 1.
Referring to Fig. 1, the utility model proposes turbulence type cooling nozzles, including an outer tube 1 and a nozzle 2, wherein：
A Venturi tube 3 is fixed with one end of the outer tube 1, separately a guiding is convexly equipped with the inwall of the outer tube 1
Ring gear 11, the inner chamber of the outer tube 1 is defined as a turbulence chamber in the part that the guide ring is kept off between 11 and the Venturi tube 3
12, as illustrated, having the inner chamber profile of curvilinear structures due to Venturi tube 3, multiple turbulent flows can be formed when cooling water passes through
Area 301,302,303, greatly strengthen cooling effect, meanwhile, the above-mentioned internal structure of Venturi tube also has guide function, more conducively
Big specification high-speed bar mill bigger than normal is smoothly passed；
The nozzle 2 is embedded and is positioned at the other end of the outer tube 1, and the nozzle end 21 of the nozzle 2 is outer with described
A ring cavity 13 is formed between the inwall of sleeve pipe 1, and it is provided with a conical ring gap 14 between guide ring gear 11, it is described
The arrival end 22 of nozzle 2 is in sealing contact with the outer tube 1, and the conical ring gap 14 is connected with the ring cavity 13, wherein,
The side wall of the outer tube 1 is provided with a water inlet 15 being connected with the ring cavity 13.
As illustrated, the nozzle 2 is radially provided with a ring portion 221 in the end of its arrival end 22, the ring portion 221 with
The end face of the other end of the outer tube 1 is relative, and adjust pad 23 is embedded between the two.In real work, by changing not
The adjust pad 23 of stack pile, can adjust the length that the nozzle 2 is stretched into the outer tube 1, so as to change the shower nozzle
End 21 to adjust the gap length in the conical ring gap 14, makes cooling water by the cone the distance between with the baffle ring 11
The flow of shape circumferential weld gap 14 changes, and reaches the purpose of adjustment cooling effect, preferably meets actual operation requirements.
In order to improve sealing property, this practicality and high efficiency is set to work, in the two ends of the Venturi tube 3 and the outer tube 1
Wall is in sealing contact, and is connected with the outer tube 1 by screw 31 respectively.That is, being spirally connected the text with the screw 31
The two ends of family name's pipe 3 and outer tube 1, are allowed to firm and are arranged in the outer tube 1.
As shown in figure 1, forming the cavity 32 of an annular between the Venturi tube 3 and the outer tube 1, separately set on its side wall
There are multiple through holes 33 being connected with the cavity 32, in real work, the through hole 33 can make the water that evacuation rupture of membranes is formed
Steam is quick from the inner chamber of Venturi tube 3 to shed to cavity 32, increases cooling effect.
It is preferred embodiment, as shown in Figure 1, Figure 3, the edge respectively on the lateral wall at its two ends of the Venturi tube 3
At least two 1 boss 34 circumferentially are evenly equipped with, multiple lugs 15 is provided with corresponding to each boss on the inwall of the outer tube 1, respectively
The correspondence of the boss 34 is connected by the screw 31 respectively with each lug 15.Wherein, in the preferred structure of diagram, point
4 boss and lug are not provided with.
Wherein, cap bag 4 after being additionally provided with, one end of the rear cap bag 4 is in bell mouth shape, and is embedded and is fixed on the overcoat
The port of the one end of pipe 1.When being left during rolled piece is by Venturi tube 3, the rear cap bag 4 can be guided, and be allowed to smoothly from described
Transferred out in outer tube 1.
It is preferred that please also refer to Fig. 2, the outer face of the guide ring gear 11 and the nozzle end 21 is respectively equipped with one
Chamfering 111,211, the conical circumferential weld damper 14 is formed between chamfering 111,211 described in two, in other words, chamfering 111 described in two,
211 enclose to form the conical circumferential weld damper 14.
Refer to Fig. 1, the utility model proposes turbulence type cooling nozzles, rolled piece by the nozzle 2 arrival end enter
Afterwards, when and entering the turbulence chamber 12 by nozzle end 21, cooling water enters the ring cavity 13 by the water inlet 15, by institute
The conical ring gap 14 between nozzle 2 and guide ring gear 11 is stated, is increased water velocity and is formed annular jet face, relative to institute
The axial direction for stating outer tube is ejected into rolled piece surface at a certain angle, thus, using the rolling of the spray angle and rolled piece of cooling water
Direction is consistent, it is possible to reduce the running resistance of rolled piece, while injection breaks rolled piece surface because cooling water contacts red-hot rolled piece shape
Into surface water vapour film, increase cooling effect, afterwards, when cooling water is flowed out by Venturi tube, using curve knot in Venturi tube 3
The inner chamber profile of structure, can form multiple turbulent areas 301,302,303, further enhance the cooling effect to rolled piece, also, text
The above-mentioned internal structure of family name's pipe also has guide function, and more conducively specification high-speed bar mill bigger than normal smoothly passes through the nozzle 2,
The utility model is transferred out by rear cap bag 4 afterwards.Wherein, the turbulence chamber 12 and cavity 32, can make the laminar flow of stabilization
Cooling water formation turbulent condition, increase cooling effect, and the through hole 33 that the Venturi tube 3 is opened up, can make what evacuation rupture of membranes was formed
Water vapour quickly sheds to cavity 32 from Venturi tube 3, increases cooling effect.
The utility model proposes turbulence type cooling nozzles, be provided with outer tube, and correspondence is provided with text in outer tube
Family name manages and nozzle, using the conical ring gap for being formed, cooling water is increased water velocity when passing through, and forms annular injection
Face, and rolled piece surface is ejected at a certain angle, the running resistance of rolled piece is reduced, while injection breaks rolled piece surface due to cooling
Water contacts red-hot rolled piece and forms surface water vapour film, increases cooling effect；When cooling water is flowed out by Venturi tube, using Wen
It (is as shown in FIG. outer cone section, cylindrical section, the female cone of connecting successively from left to right that pipe 3 has the inner chamber profile of curvilinear structures
Section, female cone section, cylindrical section and outer cone section), multiple turbulent areas can be formed, cooling effect is further enhancing, also,
The nozzle is smoothly passed using what Venturi tube was additionally favorable for big specification high-speed bar mill bigger than normal.
The utility model proposes turbulence type cooling nozzles, enhance cooling effect, its pressure of supply water can be up to 1.6MPa；
The inner chamber of Venturi tube is conducive to the screw-thread steel of the big specification of low speed to pass through, and reduction washes away steel, the generation of stifled steel, can meet mill speed
The cooling requirement of the rolling mill practice of the slightly larger high-speed thread Steel Bar of relatively low, specification.
The schematical specific embodiment of the utility model is the foregoing is only, model of the present utility model is not limited to
Enclose.Any those skilled in the art, the done equivalent change on the premise of design of the present utility model and principle is not departed from
Change and change, the scope of the utility model protection all should be belonged to.
Claims (8)
1. a kind of turbulence type cooling nozzles, it is characterised in that the turbulence type cooling nozzles include：
One outer tube, is fixed with a Venturi tube in its one end, the another guide ring that is convexly equipped with keeps off on the inwall of the outer tube, described
The inner chamber of outer tube is kept off in the guide ring and part between the Venturi tube is defined as a turbulence chamber；
One nozzle, is embedded and is positioned at the other end of the outer tube, the inwall of the nozzle end of the nozzle and the outer tube
Between be formed with a ring cavity, and be provided with a conical ring gap, the arrival end of the nozzle and institute between it is kept off with the guide ring
State outer tube in sealing contact, the conical ring gap is connected with the ring cavity；
Wherein, the side wall of the outer tube is provided with a water inlet being connected with the ring cavity.
2. turbulence type cooling nozzles as claimed in claim 1, it is characterised in that the nozzle is in the end of its arrival end along footpath
To a ring portion is provided with, the ring portion is relative with the end face of the outer tube other end, and adjust pad is embedded between the two.
3. turbulence type cooling nozzles as claimed in claim 1 or 2, it is characterised in that the two ends of the Venturi tube are outer with described
The inner wall sealing contact of sleeve pipe, and be connected with the outer tube by screw respectively.
4. turbulence type cooling nozzles as claimed in claim 3, it is characterised in that shape between the Venturi tube and the outer tube
Into the cavity of an annular, multiple through holes being connected with the cavity, the cavity and the turbulence chamber are additionally provided with its side wall
It is connected.
5. turbulence type cooling nozzles as claimed in claim 4, it is characterised in that lateral wall of the Venturi tube at its two ends
It is upper to be evenly distributed at least two boss respectively, multiple lugs are provided with corresponding to each boss on the inwall of the outer tube,
Each boss correspondence is with each lug respectively by the mode connects for screw.
6. turbulence type cooling nozzles as claimed in claim 5, it is characterised in that cap bag after being additionally provided with, the rear cap bag
One end is in bell mouth shape, and is embedded the port for being fixed on described outer tube one end.
7. turbulence type cooling nozzles as described in claim 1 or 6, it is characterised in that the guide ring gear and the shower nozzle
The outer face at end is respectively equipped with a chamfering, and the conical ring gap is formed between chamfering described in two.
8. turbulence type cooling nozzles as claimed in claim 1, it is characterised in that cap bag after being additionally provided with, the rear cap bag
One end is in bell mouth shape, and is embedded the port for being fixed on described outer tube one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288877.6U CN206199885U (en) | 2016-11-28 | 2016-11-28 | A kind of turbulence type cooling nozzles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288877.6U CN206199885U (en) | 2016-11-28 | 2016-11-28 | A kind of turbulence type cooling nozzles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206199885U true CN206199885U (en) | 2017-05-31 |
Family
ID=58748759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621288877.6U Active CN206199885U (en) | 2016-11-28 | 2016-11-28 | A kind of turbulence type cooling nozzles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206199885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261730A (en) * | 2018-11-06 | 2019-01-25 | 重庆诺林工程技术有限公司 | A kind of cooling tube |
| CN109794521A (en) * | 2019-01-31 | 2019-05-24 | 中冶华天工程技术有限公司 | A kind of Bar Wire Product wears the strength fast cooling device of water |
-
2016
- 2016-11-28 CN CN201621288877.6U patent/CN206199885U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261730A (en) * | 2018-11-06 | 2019-01-25 | 重庆诺林工程技术有限公司 | A kind of cooling tube |
| CN109261730B (en) * | 2018-11-06 | 2024-05-28 | 安徽中钢诺泰工程技术有限公司 | Cooling pipe |
| CN109794521A (en) * | 2019-01-31 | 2019-05-24 | 中冶华天工程技术有限公司 | A kind of Bar Wire Product wears the strength fast cooling device of water |
| CN109794521B (en) * | 2019-01-31 | 2020-05-15 | 中冶华天工程技术有限公司 | Strong quick cooling device for water penetration of rod and wire |
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