CN106593697A - Split type high-temperature shroud exhaust nozzle - Google Patents
Split type high-temperature shroud exhaust nozzle Download PDFInfo
- Publication number
- CN106593697A CN106593697A CN201611245701.7A CN201611245701A CN106593697A CN 106593697 A CN106593697 A CN 106593697A CN 201611245701 A CN201611245701 A CN 201611245701A CN 106593697 A CN106593697 A CN 106593697A
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- pipe
- water
- housing
- type
- water pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/96—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by specially adapted arrangements for testing or measuring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/97—Rocket nozzles
Abstract
The invention discloses a split type high-temperature shroud exhaust nozzle. The split type high-temperature shroud exhaust nozzle comprises an adapter section, an expansion section and a combination section, wherein the adapter section, the expansion section and the combination section are connected in sequence. The combination section comprises a V-shaped expansion segment, a V-shaped shrinkage segment and a cover plate, wherein the V-shaped expansion segment is connected with the V-shaped shrinkage segment, and the cover plate is connected to the upper end of the V-shaped shrinkage segment. The balance between the machining and cooling effect and the mechanical strength of a complex curved surface is achieved through the split type high-temperature shroud exhaust nozzle.
Description
Technical field
The present invention relates to Aerodynamic Heating ground simulating technical field, more particularly to a kind of split type high temperature ladle cover jet pipe.
Background technology
Serious Aerodynamic Heating and radiant heating, this feature will be undergone in aerospace craft its surface in atmospheric reentry
It is required that aircraft loads heat-protection system.The aerodynamic configuration of heat-protection system and heat insulation material need ground carry out Aerodynamic Heating experiment with
Some form parts for examining its thermal protective performance, aerospace craft are subjected to serious Aerodynamic Heating, ground in subsonic flight
Need to simulate high temperature subsonic speed heating environment in examination experiment, because form parts complex structure and size is larger, freely penetrating
Simulation in stream needs heater to put into very big operation power, suffers from the restriction of heater power extreme value, in this case,
Experimental model is arranged in ladle cover jet pipe, heater power will be greatlyd save.
Existing ladle cover jet pipe adopts inside and outside shell structure, and jet pipe internal cross section is the rectangle of axial symmetry or rule, trapezoidal
Etc. shape, cooling-water duct is formed between inner casing and shell, cooling water enters cooling-water duct from one end of cooling-water duct, from
The other end flows out cooling-water duct.There is problems with use：
When test model has complex appearance, it is desirable to which the inside of ladle cover jet pipe is complexity corresponding with test model profile
Shape, inside and outside shell structure cannot realize the processing of complicated shape.
When test model is irregularly shaped, the inside of ladle cover jet pipe is irregular shape corresponding with test model profile
Shape, inside and outside shell structure cannot meet the balance of inner casing cooling and mechanical strength.When interior thickness of the shell is big, mechanical strength is good, Ke Yicheng
By high pressure, cooling is poor, it is impossible to meet hot operation demand；Interior thickness of the shell hour, good cooling results can meet height
Warm operation demand, while bad mechanical strength, it is impossible to bear high pressure.
When test model is with projective structures such as rotary shafts, jet pipe is needed to open from certain plane, inside and outside shell knot
Structure is difficult to the function.
The content of the invention
Present invention solves the technical problem that being：Compared to prior art, there is provided a kind of split type high temperature ladle cover jet pipe, solution
The problem of the balance of complex surface machining and cooling effect and the mechanical strength of having determined.
The object of the invention is achieved by the following technical programs：A kind of split type high temperature ladle cover jet pipe, including：Switching
Section, expansion segment and combined segment；Wherein, the group section, the expansion segment and the combined segment are sequentially connected and connect；The combined segment
Including V-type expansion segment, V-type contraction section and cover plate；Wherein, the V-type expansion segment is connected with V-type contraction section, and the V-type is shunk
Duan Shangduan is connected with the cover plate.
In above-mentioned split type high temperature ladle cover jet pipe, the group section includes inner casing, shell, first flange and second flange；
Wherein, the inner casing is connected with the two ends of the shell, shape between the internal face of the outside wall surface of the inner casing and the shell
Into first passage；The first flange is connected with one end of the shell, the other end of the second flange and the shell
It is connected；The first flange is provided with the first water inlet pipe, and first water inlet pipe is connected with first passage；Second method
Orchid is provided with the first outlet pipe, and first outlet pipe is connected with first passage.
In above-mentioned split type high temperature ladle cover jet pipe, the expansion segment includes upstream flange, housing and downstream flange, wherein,
The upstream flange is connected with one end of housing, and the downstream flange is connected with the other end of housing；The housing it is upper
Side offers the first water inlet collector pipe, and the first water outlet collector pipe is offered on the downside of the housing；Open up on the upside of the housing
There is the first water inlet, first water inlet is connected with the described first water inlet collector pipe；Is offered on the downside of the housing
One delivery port, first delivery port is connected with the first water outlet collector pipe；The housing is offered on its cross section
Well type passage, well type passage includes the first water pipe, the second water pipe, the 3rd water pipe and the 4th water pipe；Wherein, the first water pipe, second
Water pipe, the 3rd water pipe and the 4th water pipe are sequentially connected and connect；First water pipe is connected with the described first water inlet collector pipe, described
3rd water pipe is connected with the first water outlet collector pipe.
In above-mentioned split type high temperature ladle cover jet pipe, offer the second water inlet on the upside of the housing of the V-type expansion segment and catchment
Pipe, offers the second water outlet collector pipe on the downside of the housing；The second water inlet is offered on the upside of the housing of the V-type expansion segment
Mouthful, second water inlet is connected with the described second water inlet collector pipe；Is offered on the downside of the housing of the V-type expansion segment
Two delivery ports, second delivery port is connected with the second water outlet collector pipe；The housing of the V-type expansion segment is transversal at its
The first V-type expansion segment water pipe and the second V-type expansion segment water pipe are offered on face, wherein, the first V-type expansion segment water pipe and the 2nd V
Type expansion segment water pipe is connected, and the first V-type expansion segment water pipe is connected with the described second water inlet collector pipe, the second V-type expansion segment
Water pipe is connected with the second water outlet collector pipe.
In above-mentioned split type high temperature ladle cover jet pipe, the side of the housing of the V-type contraction section offers the 3rd water inlet and catchments
Pipe, the opposite side of the housing of the V-type contraction section offers the 3rd water outlet collector pipe；The side of the housing of the V-type contraction section
The 3rd water inlet is offered, the 3rd water inlet is connected with the 3rd water inlet collector pipe；The opposite side of the housing of the V-type contraction section
The 3rd delivery port is offered, the 3rd delivery port is connected with the 3rd water outlet collector pipe；The housing of the V-type contraction section is transversal at its
π type passages are offered on face, π types passage includes the 5th water pipe, the 6th water pipe and the 7th water pipe；Wherein, the 5th water pipe, the 6th water
Pipe and the 7th water pipe are sequentially connected and connect；5th water pipe is connected with the 3rd water inlet collector pipe, and the 7th water pipe catchments with the 3rd water outlet
Pipe is connected.
In above-mentioned split type high temperature ladle cover jet pipe, the outside wall surface of the inner casing is provided with several fuisw ribs, and several are led
Stream muscle is uniformly distributed along the circumferencial direction of inner casing.
In above-mentioned split type high temperature ladle cover jet pipe, offer on the upside of the housing and catchmented with the water inlet of its diameter parallel
Pipe.
In above-mentioned split type high temperature ladle cover jet pipe, the thickness of the housing is 30mm～100mm；First water pipe, the second water
The diameter of pipe, the 3rd water pipe and the 4th water pipe is 5mm～10mm；First water pipe, the second water pipe, the 3rd water pipe and the 4th water pipe
Internal face apart from housing is 3mm～6mm.
In above-mentioned split type high temperature ladle cover jet pipe, the wall thickness span of V-type expansion segment, V-type contraction section and cover plate should be
30mm～100mm.
In above-mentioned split type high temperature ladle cover jet pipe, the diameter of the 5th water pipe, the 6th water pipe and the 7th water pipe be 5mm～
10mm；5th water pipe, the 6th water pipe and the 7th water pipe are 3mm～6mm apart from the internal face of the housing of the V-type contraction section.
The present invention has the advantages that compared with prior art：
(1) present invention carries out segment design along curved surface, and each flex point is waypoint, that is, divide into group section, expansion
Complicated surface decomposition is several simple type faces by three sections of section and combined segment, this segment design, is solved complex-curved
Processing problems；
(2) group section of the invention adopts water cooling sandwich structure, inner casing to add the method for designing of fuisw rib to realize using thin-walled
The balance of cooling effect and mechanical strength；
(3) expansion segment of the invention is by the water inlet collector pipe of appropriate design first, the first water outlet collector pipe and well type passage
Positions and dimensions realize the balance of cooling effect and mechanical strength；
(4) combined segment of the invention realizes cooling effect and mechanical strength by appropriate design water-cooling structure positions and dimensions
Balance, model installation question is solved using the method for V-type expansion segment, V-type contraction section and cover plate combination.
Description of the drawings
Fig. 1 is the structural representation of the split type high temperature ladle cover jet pipe of the present invention；
Fig. 1-1 is the another structural representation of the split type high temperature ladle cover jet pipe of the present invention；
Fig. 2 is the structural representation of the group section of the present invention；
Fig. 2-1 is the another structural representation of the group section of the present invention；
Fig. 3 is the structural representation of the expansion segment of the present invention；
Fig. 3-1 is the profile of the AA lines along Fig. 3；
Fig. 4 is the structural representation of the combined segment of the present invention；
Fig. 5 is the structural representation of the V-type contraction section of the present invention；
Fig. 6 is the structural representation of the inner casing of the group section of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the split type high temperature ladle cover jet pipe of the present invention；Fig. 1-1 is the split type high temperature of the present invention
The another structural representation of ladle cover jet pipe；Fig. 4 is the structural representation of the combined segment of the present invention.Such as Fig. 1, Fig. 1-1 and Fig. 4 institutes
Show, the split type high temperature ladle cover jet pipe includes：Group section 1, expansion segment 2 and combined segment 3；Wherein, group section 1, expansion segment 2 and group
Conjunction section 3 is sequentially connected and connects；Combined segment 3 includes V-type expansion segment 12, V-type contraction section 13 and cover plate 14；Wherein, V-type expansion segment 12 with
V-type contraction section 13 is connected, and the upper end of V-type contraction section 13 is connected with cover plate 14.Group section 1, expansion segment 2 and combined segment 3 are adopted
Metal material, group section 1 is cylinder, and group section 1 is trapezoidal along the section of its axis, and combined segment 3 is along the section of its axis
Trapezoidal connection rectangle.V-type expansion segment 12, to be fixedly connected, is fixedly connected as sealing and fixes with V-type contraction section 13, concrete grammar
Sealing ring and bolt connection or welding etc., here can be selected not to do specific restriction.V-type contraction section 13 is with cover plate 14
It is fixedly connected, is fixedly connected as sealing and fixes, concrete grammar can selects sealing ring and bolt connection or welding etc..
Specifically, group section 1, it is fixedly connected with expansion segment 2, and gas channel is realized from axial symmetry to different in group section
The transition of type；Expansion segment 2, its upstream is fixedly connected with group section 1, and downstream is fixedly connected with combined segment 3, one expansion of formation
Gas channel；Combined segment 3, its upstream is fixedly connected with expansion segment 2, and combined segment adopts V-type expansion segment, V-type contraction section and cover plate
The mode of combination, realization is fixedly connected with experimental model, and gas channel is realized from the transition for being expanded to contraction in combined segment,
And form venturi in outlet.It should be noted that the segment design of jet pipe should ensure that jet pipe inner mold face when waypoint is chosen
Machinability Evaluation, should take corresponding structure design, group section, expansion segment according to each section of type face and the thermal environment born
Being fixedly connected between combined segment is sealing and fixes, and concrete grammar can select sealing ring and bolt connection or welding
Specific restriction is not done Deng, here.In concrete processing technology, it is to avoid the mechanically deform that connect band is come.
The segmentation principle adopted in the present embodiment is to carry out segment design along jet pipe inner surface, and each flex point is as divided
Duan Dian, that is, divide into 3 three sections of group section 1, expansion segment 2 and combined segment, and complicated surface decomposition is some by this segment design
Individual simple type face, solves the problems, such as complex surface machining.
Fig. 2 is the structural representation of the group section of the present invention；Fig. 2-1 is the another structural representation of the group section of the present invention
Figure.It should be noted that Fig. 2-1 is the profile overlooked on the basis of Fig. 2.As shown in Fig. 2 and Fig. 2-1, group section 1 includes interior
Shell 4, shell 5, first flange 11 and second flange 12.Wherein,
Inner casing 4 is connected with the two ends of shell 5, and between the outside wall surface of inner casing 4 and the internal face of shell 5 first passage is formed
13.Specifically, the left end of inner casing 4 is fixedly connected with the left end of shell 5, and the right-hand member of inner casing 4 is fixedly connected with the right-hand member of shell 5,
To be tightly connected, concrete grammar can select sealing ring and bolt connection or welding etc. to the mode being fixedly connected, and here is not
Do specific restriction.First passage 13 is annular.
First flange 11 is connected with one end of shell 5, and second flange 12 is connected with the other end of shell 5.Specifically,
First flange 11 is fixedly connected with the left end of shell 5, and second flange 12 is fixedly connected with the right-hand member of shell 5.
First flange 11 is provided with the first water inlet pipe 14, and the first water inlet pipe 14 is connected with first passage 13.Specifically, edge
The radial direction of first flange 11 offers the first water inlet pipe 14.The quantity of the first water inlet pipe 14 can be multiple, multiple first water inlets
Pipe 14 is uniformly distributed along the circumference of first flange 11.The quantity of the first water inlet pipe 14 illustrated in Fig. 2 is two.
Second flange 12 is provided with the first outlet pipe 15, and the first outlet pipe 15 is connected with first passage 13.Specifically, edge
The radial direction of first flange 11 offers the first outlet pipe 15.The quantity of the first outlet pipe 15 can be multiple, multiple first water outlets
Pipe 15 is uniformly distributed along the circumference of first flange 11.The quantity of the first outlet pipe 15 illustrated in Fig. 2 is two.
Specifically, cooling water is passed through from the first water inlet pipe 14, cooling water circulates in first passage 13, so as to inner casing 4
Cooled down, finally discharged from the first outlet pipe 15.It should be noted that the inner surface of inner casing should be seamlessly transitted, it is to avoid
Concentration of local is heated；Inner casing inner surface along airflow direction from axial symmetry to special-shaped curved transition, can using conical transition or
Person's gradual change surface blending, here does not do specific restriction.
Fig. 3 is the structural representation of the expansion segment of the present invention；Fig. 3-1 is the profile of the AA lines along Fig. 3.Such as Fig. 3 and Tu
Shown in 3-1, expansion segment 2 includes upstream flange 6, housing 7 and downstream flange 8, wherein,
Upstream flange 6 is connected with one end of housing 7, and downstream flange 8 is connected with the other end of housing 7.Specifically, on
Trip flange 6 is connected with the left end of housing 7, and downstream flange 8 is connected with the right-hand member of housing 7, upstream flange 6 and second flange 12
It is connected so as to group section 1 be connected with expansion segment 2, the mode that upstream flange 6 is connected with second flange 12 can pass through spiral shell
Line connects or welds, and here does not do specific restriction.
The upside of housing 7 offers the first water inlet collector pipe 10, and the downside of housing 7 offers and the first water outlet collector pipe
11.Specifically, the first water inlet collector pipe 10 parallel with the axis of housing 7 is offered in the upper side wall of housing 7.Housing 7
Lower wall in offer the first water outlet collector pipe 11 parallel with trapezoidal hypotenuse.
The upside of housing 7 offers the first water inlet 101, and the first water inlet 101 is connected with the first water inlet collector pipe 10.
Specifically, the axis of the first water inlet 101 is mutually perpendicular to the axis of the first water inlet collector pipe 10, the number of the first water inlet 101
Amount can have multiple.
The downside of housing 7 offers the first delivery port 111, and the first delivery port 111 is connected with the first water outlet collector pipe 11.
The axis of the first delivery port 111 is mutually perpendicular to the axis of the first water outlet collector pipe 11, and the quantity of the first delivery port 111 can have
It is multiple.
Housing 7 offers well type passage on its cross section, well type passage include the first water pipe 71, the second water pipe 72, the
Three water pipes 73 and the 4th water pipe 74；Wherein, the first water pipe 71, the second water pipe 72, the 3rd water pipe 73 and the 4th water pipe 74 phase successively
Connection；First water pipe 71 is connected with the first water inlet collector pipe 10, and the 3rd water pipe 73 is connected with the first water outlet collector pipe 11.Tool
Body, the quantity of well type passage is multiple, and multiple well type passages are uniformly distributed along the axis of housing 7.First water pipe 71 and the 3rd
Water pipe 73 is parallel to each other, and the shape of well type passage is consistent with the cavity shape of the cross section of housing 7.
Specifically, cooling water is injected from the first water inlet 101, cooling water enters the first water inlet collector pipe 10, and first catchments
Water in pipe 10 is flowed into the first water pipe 71 of well type passage, then flows through and is flowed to the 3rd after the second water pipe 72 and the 4th water pipe 74
Water pipe 73, is then flowed into the first water outlet collector pipe 11, finally flows out from the first delivery port 111, so as to play to the cold of housing
But act on.
Fig. 4 is the structural representation of the combined segment of the present invention.As shown in figure 4, combined segment 3 includes V-type expansion segment 12, V-type
Contraction section 13 and cover plate 14；Wherein, V-type expansion segment 12 is connected with V-type contraction section 13, and the upper end of V-type contraction section 13 is connected with lid
Plate 14.
The second water inlet collector pipe 121 is offered on the upside of the housing of V-type expansion segment 12, the downside of housing 7 offers second
Water outlet collector pipe 122；The second water inlet 123, the second water inlet 123 and second are offered on the upside of the housing of V-type expansion segment 12
Water inlet collector pipe 121 is connected；The second delivery port 124, the second delivery port 124 are offered on the downside of the housing of V-type expansion segment 12
It is connected with the second water outlet collector pipe 122；The housing of V-type expansion segment 12 offers the first V-type expansion segment water on its cross section
The V-type expansion segment water pipe 126 of pipe 125 and second, wherein, the first V-type expansion segment water pipe 125 and the phase of the second V-type expansion segment water pipe 126
Connection, the first V-type expansion segment water pipe 125 is connected with the second water inlet collector pipe 121, the second V-type expansion segment water pipe 126 and second
Water outlet collector pipe 122 is connected.
Specifically, cooling water is injected from the second water inlet 123, cooling water enters the second water inlet collector pipe 121, the second water inlet
Water in collector pipe 121 is flowed into the first V-type expansion segment water pipe 125, and the first V-type expansion segment water pipe 125 flows into the expansion of the second V-type
Section water pipe 126 is opened, the second water outlet collector pipe 122 is then flowed into, is finally flowed out from the second delivery port 124, so as to expand to V-type
The housing of section 12 plays cooling effect.
Fig. 5 is the structural representation of the V-type contraction section of the present invention.As shown in figure 5, the side of the housing of V-type contraction section 13
The 3rd water inlet collector pipe 16 is offered, the opposite side of the housing of V-type contraction section 13 offers the 3rd water outlet collector pipe 17.Specifically
, the 3rd water inlet collector pipe 16 is offered on the left of the housing of V-type contraction section 13, open up on the right side of the housing of V-type contraction section 13
There is the 3rd water outlet collector pipe 17.
The side of the housing of V-type contraction section 13 offers the 3rd water inlet 134, the 3rd water inlet 134 and the 3rd water inlet collection
Water pipe 16 is connected.Specifically, the 3rd water inlet 134 is offered on the left of the housing of V-type contraction section 13.
The opposite side of the housing of V-type contraction section 13 offers the 3rd delivery port 135, the 3rd delivery port 135 and the 3rd water outlet
Collector pipe 17 is connected.Specifically, the 3rd delivery port 135 is offered on the right side of the housing of V-type contraction section 13.
The housing of V-type contraction section 13 offers π type passages on its cross section, π types passage include the 5th water pipe 131, the
Six water pipes 132 and the 7th water pipe 133；Wherein, the 5th water pipe 131, the 6th water pipe 132 and the 7th water pipe 133 are sequentially connected and connect；The
Five water pipes 131 are connected with the 3rd water inlet collector pipe 16, and the 7th water pipe 133 is connected with the 3rd water outlet collector pipe 17.Specifically,
The quantity of π type passages is multiple, and the shape of π type passages is consistent with the cavity shape of the cross section of the housing of V-type contraction section 13.
Specifically, cooling water is injected from the 3rd water inlet 134, cooling water enters the 3rd water inlet collector pipe 16, the 3rd water inlet
Water in collector pipe 16 is flowed into the 5th water pipe 131 of π type passages, then flows through the 6th water pipe 132 and enters into the 7th water pipe
133, the 3rd water outlet collector pipe 17 is then flowed into, finally flow out from three delivery ports 135, so as to play to V-type contraction section 13
The cooling effect of housing.
In above-described embodiment, as shown in fig. 6, the outside wall surface of inner casing 4 is provided with several fuisw ribs 41, several fuisw ribs
41 are uniformly distributed along the circumferencial direction of inner casing 4.Several fuisw ribs 41, fuisw rib 41 are provided with by the outside wall surface in inner casing 4
Area of dissipation is increased, so as to serve good thermolysis.
In above-described embodiment, the thickness of housing 7 is 30mm～100mm；First water pipe 71, the second water pipe 72, the 3rd water pipe
73 and the 4th the diameter of water pipe 74 be 5mm～10mm；First water pipe 71, the second water pipe 72, the 3rd water pipe 73 and the 4th water pipe
74 are 3mm～6mm apart from the internal face of housing 7.
In above-described embodiment, the wall thickness span of V-type expansion segment 12, V-type contraction section 13 and cover plate 14 should be 30mm～
100mm。
In above-described embodiment, the diameter of the 5th water pipe 131, the 6th water pipe 132 and the 7th water pipe 133 is 5mm～10mm；
5th water pipe 131, the 6th water pipe 132 and the 7th water pipe 133 apart from the internal face of the housing of V-type contraction section 13 be 3mm～
6mm。
The present invention carry out segment design along curved surface, each flex point is waypoint, that is, divide into group section, expansion segment and
Complicated surface decomposition is several simple type faces by three sections of combined segment, this segment design, solves complex surface machining
Problem；And the group section of the present invention adopts water cooling sandwich structure, and it is cold that inner casing adds the method for designing of fuisw rib to realize using thin-walled
But the balance of effect and mechanical strength；And the expansion segment of the present invention is by the water inlet collector pipe of appropriate design first, the first water outlet
Collector pipe and well type channel position and size realize the balance of cooling effect and mechanical strength；And the combined segment of the present invention passes through
Appropriate design water-cooling structure positions and dimensions realize the balance of cooling effect and mechanical strength, are shunk using V-type expansion segment, V-type
The method of section and cover plate combination solves model installation question.
Embodiment described above is the present invention more preferably specific embodiment, and those skilled in the art is at this
The usual variations and alternatives carried out in the range of bright technical scheme all should be comprising within the scope of the present invention.
Claims (10)
1. a kind of split type high temperature ladle cover jet pipe, it is characterised in that include：Group section (1), expansion segment (2) and combined segment (3)；Its
In,
The group section (1), the expansion segment (2) and the combined segment (3) are sequentially connected and connect；
The combined segment (3) includes V-type expansion segment (12), V-type contraction section (13) and cover plate (14)；Wherein, the V-type expansion segment
(12) it is connected with V-type contraction section (13), V-type contraction section (13) upper end is connected with the cover plate (14).
2. split type high temperature ladle cover jet pipe according to claim 1, it is characterised in that：The group section (1) is including inner casing
(4), shell (5), first flange (11) and second flange (12)；Wherein,
The inner casing (4) is connected with the two ends of the shell (5), and the outside wall surface of the inner casing (4) is interior with the shell (5)
First passage (13) is formed between wall；
The first flange (11) is connected with one end of the shell (5), the second flange (12) and the shell (5)
The other end is connected；
The first flange (11) is provided with the first water inlet pipe (14), and first water inlet pipe (14) is connected with first passage (13)
Connect；
The second flange (12) is provided with the first outlet pipe (15), and first outlet pipe (15) is connected with first passage (13)
Connect.
3. split type high temperature ladle cover jet pipe according to claim 1, it is characterised in that：The expansion segment (2) is including upstream
Flange (6), housing (7) and downstream flange (8), wherein,
The upstream flange (6) is connected with one end of housing (7), and the downstream flange (8) is connected with the other end of housing (7)
Connect；
The first water inlet collector pipe (10) is offered on the upside of the housing (7), on the downside of the housing (7) the first water outlet is offered
Collector pipe (11)；
The first water inlet (101), first water inlet (101) and the described first water inlet are offered on the upside of the housing (7)
Collector pipe (10) is connected；
The first delivery port (111), first delivery port (111) and first water outlet are offered on the downside of the housing (7)
Collector pipe (11) is connected；
The housing (7) offers well type passage on its cross section, and well type passage includes the first water pipe (71), the second water pipe
(72), the 3rd water pipe (73) and the 4th water pipe (74)；Wherein, the first water pipe (71), the second water pipe (72), the 3rd water pipe (73) and
4th water pipe (74) is sequentially connected and connects；First water pipe (71) is connected with the described first water inlet collector pipe (10), and described the
Three water pipes (73) are connected with the first water outlet collector pipe (11).
4. split type high temperature ladle cover jet pipe according to claim 1, it is characterised in that：The shell of the V-type expansion segment (12)
The second water inlet collector pipe (121) is offered on the upside of body, the second water outlet collector pipe (122) is offered on the downside of the housing (7)；
Offer the second water inlet (123) on the upside of the housing of the V-type expansion segment (12), second water inlet (123) with
Second water inlet collector pipe (121) is connected；
Offer the second delivery port (124) on the downside of the housing of the V-type expansion segment (12), second delivery port (124) with
The second water outlet collector pipe (122) is connected；
The housing of the V-type expansion segment (12) offers the first V-type expansion segment water pipe (125) and the second V-type on its cross section
Expansion segment water pipe (126), wherein, the first V-type expansion segment water pipe (125) is connected with the second V-type expansion segment water pipe (126), the
One V-type expansion segment water pipe (125) with described second water inlet collector pipe (121) be connected, the second V-type expansion segment water pipe (126) with
The second water outlet collector pipe (122) is connected.
5. split type high temperature ladle cover jet pipe according to claim 1, it is characterised in that：The shell of the V-type contraction section (13)
The side of body offers the 3rd water inlet collector pipe (16), and the opposite side of the housing of the V-type contraction section (13) offers the 3rd and goes out
Water collector pipe (17)；
The side of the housing of the V-type contraction section (13) offers the 3rd water inlet (134), the 3rd water inlet (134) and the 3rd
Water inlet collector pipe (16) is connected；
The opposite side of the housing of the V-type contraction section (13) offers the 3rd delivery port (135), the 3rd delivery port (135) and the
Three water outlet collector pipes (17) are connected；
The housing of the V-type contraction section (13) offers π type passages on its cross section, and π types passage includes the 5th water pipe
(131), the 6th water pipe (132) and the 7th water pipe (133)；Wherein, the 5th water pipe (131), the 6th water pipe (132) and the 7th water pipe
(133) it is sequentially connected and connects；5th water pipe (131) is connected with the 3rd water inlet collector pipe (16), and the 7th water pipe (133) goes out with the 3rd
Water collector pipe (17) is connected.
6. split type high temperature ladle cover jet pipe according to claim 2, it is characterised in that：The outside wall surface of the inner casing (4) sets
Several fuisw ribs (41) are equipped with, several fuisw ribs (41) are uniformly distributed along the circumferencial direction of inner casing (4).
7. split type high temperature ladle cover jet pipe according to claim 3, it is characterised in that：Open up on the upside of the housing (7)
There is the water inlet collector pipe (10) with its diameter parallel.
8. split type high temperature ladle cover jet pipe according to claim 3, it is characterised in that：The thickness of the housing (7) is
30mm～100mm；The diameter of the first water pipe (71), the second water pipe (72), the 3rd water pipe (73) and the 4th water pipe (74) is 5mm
～10mm；The inwall of first water pipe (71), the second water pipe (72), the 3rd water pipe (73) and the 4th water pipe (74) apart from housing (7)
Face is 3mm～6mm.
9. split type high temperature ladle cover jet pipe according to claim 1, it is characterised in that：V-type expansion segment (12), V-type are shunk
Section (13) should be 30mm～100mm with the wall thickness span of cover plate (14).
10. split type high temperature ladle cover jet pipe according to claim 5, it is characterised in that：5th water pipe (131), the 6th water
The diameter of pipe (132) and the 7th water pipe (133) is 5mm～10mm；5th water pipe (131), the 6th water pipe (132) and the 7th water
Pipe (133) is 3mm～6mm apart from the internal face of the housing of the V-type contraction section (13).
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| CN201611245701.7A CN106593697B (en) | 2016-12-29 | 2016-12-29 | A kind of split type high temperature ladle cover jet pipe |
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| CN106593697B CN106593697B (en) | 2018-05-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915901A (en) * | 2018-07-26 | 2018-11-30 | 西安航天动力技术研究所 | A kind of flexible joint nozzle fixed body and expansion segment mistake proofing bit architecture and method |
| CN108999727A (en) * | 2018-10-15 | 2018-12-14 | 北京动力机械研究所 | Protection against erosion water cooling nozzle structure |
| CN111015091A (en) * | 2019-11-26 | 2020-04-17 | 西安远航真空钎焊技术有限公司 | Welding method of covered spray pipe |
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| CN108915901A (en) * | 2018-07-26 | 2018-11-30 | 西安航天动力技术研究所 | A kind of flexible joint nozzle fixed body and expansion segment mistake proofing bit architecture and method |
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| CN111015091B (en) * | 2019-11-26 | 2022-03-11 | 西安远航真空钎焊技术有限公司 | Welding method of covered spray pipe |
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|---|---|
| CN106593697B (en) | 2018-05-22 |
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