CN109468442A - Half formula cylinder block castings inner cavity spray quenching device of one kind point - Google Patents
Half formula cylinder block castings inner cavity spray quenching device of one kind point Download PDFInfo
- Publication number
- CN109468442A CN109468442A CN201811477116.9A CN201811477116A CN109468442A CN 109468442 A CN109468442 A CN 109468442A CN 201811477116 A CN201811477116 A CN 201811477116A CN 109468442 A CN109468442 A CN 109468442A
- Authority
- CN
- China
- Prior art keywords
- water service
- service pipe
- annular water
- fixed block
- inner cavity
- 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
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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
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- 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
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
Abstract
The invention discloses half formula cylinder block castings inner cavity spray quenching devices of one kind point, including annular water service pipe, the annular water service pipe is internally provided with fixed block, the fixed block is internally provided with cavity, several connecting tubes are provided between the fixed block and annular water service pipe, several first jets are provided at the top of the annular water service pipe, several second nozzles are provided on the outside of the annular water service pipe, the fixed block bottom is provided with waterpipe jointing, the fixed block two sides are provided with air pipe interface, the side that the annular water service pipe is in contact with connecting tube is provided with limbers.The present invention is by being provided with fixed block, cavity inside fixed block is used to put into the spraying liquid of row, is entered in annular water service pipe by connecting tube, then sprayed out by first jet and second nozzle, it can uniformly be cooled down to cylinder interior, to effectively improve the efficiency of quenching.
Description
Technical field
The present invention relates to casting fog quenching fields, in particular to a kind of point of half formula cylinder block castings inner cavity fog quenching dress
It sets.
Background technique
Steam turbine cylinder abbreviation cylinder block is the important casting of Steam Turbine, belongs to the important component of Steam Turbine,
It is installed on the outside of turbine rotor forging, the manufacturing method of steam turbine cylinder has monoblock type casting and point half formula casting,
Casting cylinder body is to meet properties of product requirement, need to usually carry out fog quenching, and quenching is that steel is heated to the Asia critical-temperature Ac3(
Eutectoid steel) or Ac1(hypereutectoid steel) temperatures above, heat preservation a period of time, it is allowed to all or part of austenitizing, then to be greater than
The cooling rate of critical cooling rate is as cold as the heat treatment that Ms or less (or isothermal near Ms) carries out martensite (or bainite) transformation fastly
Technique, existing fog quenching mode are usually to put mist-spraying cooling fan into cylinder interior, are sprayed, to carry out quenched
Journey, but since reasons in structure can be sprayed unevenly when equipment sprays cylinder interior, cause quenching effect poor.
Therefore, it is necessary to solve the above problems to invent a kind of point of half formula cylinder block castings inner cavity spray quenching device.
Summary of the invention
It is solid by being provided with the purpose of the present invention is to provide half formula cylinder block castings inner cavity spray quenching device of one kind point
Determine block, the cavity inside fixed block is used to put into the spraying liquid of row, enters in annular water service pipe by connecting tube, then pass through the
One nozzle is sprayed out with second nozzle, can uniformly be cooled down to cylinder interior, so that the efficiency of quenching is effectively improved,
To solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: an a kind of point half formula cylinder block castings inner cavity is quenched by spraying
Fiery device, including annular water service pipe, the annular water service pipe are internally provided with fixed block, and the fixed block is internally provided with sky
Chamber is provided with several connecting tubes between the fixed block and annular water service pipe, several the are provided at the top of the annular water service pipe
One nozzle, annular water service pipe outside are provided with several second nozzles, and the fixed block bottom is provided with waterpipe jointing, described
Fixed block two sides are provided with air pipe interface, and the side that the annular water service pipe is in contact with connecting tube is provided with limbers, institute
It states limbers opposite side and is provided with semicircle block, the semicircle block two sides are provided with deflector.
Preferably, reinforcing rib, the annular water flowing bottom of the tube setting are provided between the fixed block and annular water service pipe
There is bracket, the frame bottom is provided with chassis.
Preferably, the connecting tube quantity is set as three groups, and angle is 120 ° between each connecting tube, described solid
It is calmly block-shaped to be set as cylindric.
Preferably, the first jet is provided with six groups, and first jet quantity described in every group is disposed as three, and described
Two nozzles are provided with three groups, and second nozzle quantity described in every group is disposed as three, and second nozzle described in every group is arranged at two groups
Between first jet.
Preferably, the deflector is obliquely installed, and the semicircle block is made of carbon fibre material.
Preferably, the connecting tube is shaped to trapezoidal, and the upper bottom surface of the connecting tube is connected with annular water service pipe.
Technical effect and advantage of the invention:
1, by being equipped with fixed block, the cavity inside fixed block is used to put into the spraying liquid of row, enters annular by connecting tube
In water service pipe, then sprayed out by first jet and second nozzle, since first jet and second nozzle interval are arranged, and the
The side of first jet is arranged in two nozzles, can effectively expand the spraying area being in contact with cylinder interior, can be to cylinder body
Inside is uniformly cooled down, so that the efficiency of quenching is effectively improved, by being provided with semicircle block and deflector, due to semicircle
Side opposite with limbers inside annular water service pipe is arranged in shape block, can effectively improve annular water service pipe partial region inner wall
Thickness, impact force caused by annular water service pipe inside is entered by connecting tube to reduce high pressure water, and cooperate leading for two sides
Flowing plate can effectively improve nebulization efficiency when device uses, present apparatus structure by water flow toward guidance at the first jet of two sides
Rationally, easy to operate, it is only necessary to one group of high-pressure water pipe to be connected with waterpipe jointing, two groups of high-pressure air pipes are connected with air pipe interface
It connects, can start to work, and spraying range is expanded by annular water service pipe, improve the efficiency of quenching；
2, by being equipped with bracket and chassis, bracket matches with chassis, is fixed on fixed block in the air, makes fixed block bottom
Waterpipe jointing is convenient for being connected with high-pressure water pipe or high-pressure air pipe with the air pipe interface of two sides, makes device convenient for operation, by setting
It is equipped with reinforcing rib, can effectively improve the fastness between annular water service pipe and fixed block.
Detailed description of the invention
Fig. 1 is overall structure top view of the invention.
Fig. 2 is overall structure side view of the invention.
Fig. 3 is annular water service pipe and connecting pipe structure cross-sectional view of the invention.
In figure: 1 annular water service pipe, 2 fixed blocks, 3 cavitys, 4 connecting tubes, 5 first jets, 6 second nozzles, 7 waterpipe jointings,
8 air pipe interfaces, 9 limbers, 10 semicircle blocks, 11 deflectors, 12 reinforcing ribs, 13 brackets, 14 chassis.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides half formula cylinder block castings inner cavity spray quenching devices of one kind as shown in Figs. 1-3 point, including ring
Shape water service pipe 1, the annular water service pipe 1 are internally provided with fixed block 2, and the fixed block 2 is internally provided with cavity 3, described solid
Determine to be provided with several connecting tubes 4 between block 2 and annular water service pipe 1, is provided with several first jets at the top of the annular water service pipe 1
5, it is described annular water service pipe 1 on the outside of be provided with several second nozzles 6,2 bottom of fixed block is provided with waterpipe jointing 7, described
2 two sides of fixed block are provided with air pipe interface 8, and the side that the annular water service pipe 1 is in contact with connecting tube 4 is provided with limbers
9,9 opposite side of limbers is provided with semicircle block 10, and 10 two sides of the semicircle block are provided with deflector 11, semicircle
Shape block 10 can extend the service life of device.
Further, in the above-mentioned technical solutions, it is provided with reinforcing rib 12 between the fixed block 2 and annular water service pipe 1,
1 bottom of the annular water service pipe is provided with bracket 13, and 13 bottom of bracket is provided with chassis 14, and dress can be improved in reinforcing rib 12
The fastness set；
Further, in the above-mentioned technical solutions, 4 quantity of connecting tube is set as three groups, angle between each connecting tube 4
Degree is 120 °, and the fixed block 2 is shaped to cylindric, and the water that three groups of connecting tubes 4 can be made to be touched is all；
Further, in the above-mentioned technical solutions, the first jet 5 is provided with six groups, and 5 quantity of first jet described in every group is equal
Three are set as, the second nozzle 6 is provided with three groups, and 6 quantity of second nozzle described in every group is disposed as three, described in every group
Second nozzle 6 is arranged between two groups of first jets 5, and first jet 5 and second nozzle 6 can be allow to have sufficient water to carry out
It is spraying；
Further, in the above-mentioned technical solutions, the deflector 11 is obliquely installed, and the semicircle block 10 is by carbon fibre material
It is made, deflector 11 can buffer water flow；
Further, in the above-mentioned technical solutions, the connecting tube 4 is shaped to trapezoidal, the upper bottom surface of the connecting tube 4 with
Annular water service pipe 1 is connected, and more easily enters the water in fixed block 2 in annular water service pipe 1, makes in annular water service pipe 1
Pressure is bigger.
This practical working principle:
Equipment is placed on the air-cooled frame put up when in use referring to Figure of description 1-3, by high-pressure water pipe and water
Interface tube 7 is connected, and high-pressure air pipe is connected with air pipe interface 8, and after work to be prepared is carried out, the cylinder body of spiral-lock is hung and wind
Cold frame overhead makes equipment be in cylinder interior, opens high-pressure water pipe and high-pressure air pipe, and water source and gas enter inside fixed block 2
Cavity 3 in, then entered in annular water service pipe 1 by connecting tube 4, then sprayed out by first jet 5 with second nozzle 6,
Since first jet 5 and the interval of second nozzle 6 are arranged, and the side of first jet 5 is arranged in second nozzle 6, can effectively expand
The big spraying area being in contact with cylinder interior, can uniformly cool down to cylinder interior, to effectively improve quenching
Efficiency, second nozzle 6 are arranged between two groups of first jets 5, and far from connecting tube 4, the spray of second nozzle 6 can be improved
Mist efficiency, by being provided with semicircle block 10 and deflector 11, since the setting of semicircle block 10 in annular 1 inside of water service pipe and is led to
The opposite side in water hole 9 can effectively improve the thickness of annular 1 partial region inner wall of water service pipe, pass through to reduce high pressure water
Connecting tube 4 enters impact force caused by annular 1 inside of water service pipe, and cooperates the deflector 11 of two sides, can be by water flow toward two sides
First jet 5 at guide, effectively improve device use when nebulization efficiency, the present apparatus is structurally reasonable, easy to operate, it is only necessary to
One group of high-pressure water pipe is connected with waterpipe jointing 7, two groups of high-pressure air pipes are connected with air pipe interface 8, it can start to work, and
Spraying range is expanded by annular water service pipe 1, improves the efficiency of quenching；
Referring to Figure of description 2, annular 1 bottom of water service pipe is provided with bracket 13, and 13 bottom of bracket is provided with chassis 14, bracket 13
It is matched with chassis 14, fixed block 2 is made to be fixed on the air pipe interface of the waterpipe jointing 7 and two sides that make 2 bottom of fixed block in the air
8, convenient for being connected with high-pressure water pipe or high-pressure air pipe, make device convenient for operation, by being provided with reinforcing rib 12, can effectively mention
Fastness between high annular water service pipe 1 and fixed block 2.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. half formula cylinder block castings inner cavity spray quenching device of one kind point, including annular water service pipe (1), it is characterised in that: described
Annular water service pipe (1) is internally provided with fixed block (2), and the fixed block (2) is internally provided with cavity (3), the fixed block (2)
It is provided between annular water service pipe (1) several connecting tubes (4), several first sprays is provided at the top of the annular water service pipe (1)
Mouth (5), annular water service pipe (1) outside are provided with several second nozzles (6), and fixed block (2) bottom is provided with water pipe
Interface (7), fixed block (2) two sides are provided with air pipe interface (8), and the annular water service pipe (1) connects with connecting tube (4)
The side of touching is provided with limbers (9), and limbers (9) opposite side is provided with semicircle block (10), the semicircle block
(10) two sides are provided with deflector (11).
2. a kind of point of half formula cylinder block castings inner cavity spray quenching device according to claim 1, it is characterised in that: described
It is provided with reinforcing rib (12) between fixed block (2) and annular water service pipe (1), described annular water service pipe (1) bottom is provided with bracket
(13), bracket (13) bottom is provided with chassis (14).
3. a kind of point of half formula cylinder block castings inner cavity spray quenching device according to claim 1, it is characterised in that: described
Connecting tube (4) quantity is set as three groups, and angle is 120 ° between each connecting tube (4), and fixed block (2) shape is set
It is set to cylindric.
4. a kind of point of half formula cylinder block castings inner cavity spray quenching device according to claim 1, it is characterised in that: described
First jet (5) is provided with six groups, and first jet described in every group (5) quantity is disposed as three, second nozzle (6) setting
There are three groups, second nozzle described in every group (6) quantity is disposed as three, and second nozzle described in every group (6) is arranged at two group first
Between nozzle (6).
5. a kind of point of half formula cylinder block castings inner cavity spray quenching device according to claim 1, it is characterised in that: described
Deflector (11) is obliquely installed, and the semicircle block (10) is made of carbon fibre material.
6. a kind of point of half formula cylinder block castings inner cavity spray quenching device according to claim 1, it is characterised in that: described
Connecting tube (4) is shaped to trapezoidal, and the upper bottom surface of the connecting tube (4) is connected with annular water service pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811477116.9A CN109468442A (en) | 2018-12-05 | 2018-12-05 | Half formula cylinder block castings inner cavity spray quenching device of one kind point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811477116.9A CN109468442A (en) | 2018-12-05 | 2018-12-05 | Half formula cylinder block castings inner cavity spray quenching device of one kind point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109468442A true CN109468442A (en) | 2019-03-15 |
Family
ID=65675552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811477116.9A Pending CN109468442A (en) | 2018-12-05 | 2018-12-05 | Half formula cylinder block castings inner cavity spray quenching device of one kind point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109468442A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002060834A (en) * | 2000-08-08 | 2002-02-28 | Dai Ichi High Frequency Co Ltd | Method and apparatus for quenching inner surface of cylindrical body |
| CN201046980Y (en) * | 2007-04-30 | 2008-04-16 | 西安重型机械研究所 | Inner nozzle |
| CN102154538A (en) * | 2010-12-20 | 2011-08-17 | 昆明理工大学 | Adjustable atomized gas quenching device |
| DE102012007729B3 (en) * | 2012-04-18 | 2013-09-26 | Efd Induction Gmbh | Shower for quenching of metallic workpieces with inductive hardening |
| CN205741117U (en) * | 2016-01-28 | 2016-11-30 | 昆明理工大学 | A kind of Simple atomizing quenching experimental apparatus |
| CN206266662U (en) * | 2016-12-28 | 2017-06-20 | 二重集团（德阳）重型装备股份有限公司 | Divide half formula cylinder block castings inner chamber spray quenching device |
| CN207738817U (en) * | 2017-12-26 | 2018-08-17 | 佛山市长河铭川金属制品有限公司 | A kind of Spray Cooling Quenching device for the production of hardware die casting |
-
2018
- 2018-12-05 CN CN201811477116.9A patent/CN109468442A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002060834A (en) * | 2000-08-08 | 2002-02-28 | Dai Ichi High Frequency Co Ltd | Method and apparatus for quenching inner surface of cylindrical body |
| CN201046980Y (en) * | 2007-04-30 | 2008-04-16 | 西安重型机械研究所 | Inner nozzle |
| CN102154538A (en) * | 2010-12-20 | 2011-08-17 | 昆明理工大学 | Adjustable atomized gas quenching device |
| DE102012007729B3 (en) * | 2012-04-18 | 2013-09-26 | Efd Induction Gmbh | Shower for quenching of metallic workpieces with inductive hardening |
| CN205741117U (en) * | 2016-01-28 | 2016-11-30 | 昆明理工大学 | A kind of Simple atomizing quenching experimental apparatus |
| CN206266662U (en) * | 2016-12-28 | 2017-06-20 | 二重集团（德阳）重型装备股份有限公司 | Divide half formula cylinder block castings inner chamber spray quenching device |
| CN207738817U (en) * | 2017-12-26 | 2018-08-17 | 佛山市长河铭川金属制品有限公司 | A kind of Spray Cooling Quenching device for the production of hardware die casting |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190315 |