CN109666819A - Unleaded anti-dezincification Cu alloy material and its core assembly obtained - Google Patents
Unleaded anti-dezincification Cu alloy material and its core assembly obtained Download PDFInfo
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- CN109666819A CN109666819A CN201910067593.6A CN201910067593A CN109666819A CN 109666819 A CN109666819 A CN 109666819A CN 201910067593 A CN201910067593 A CN 201910067593A CN 109666819 A CN109666819 A CN 109666819A
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- CN
- China
- Prior art keywords
- dezincification
- alloy material
- pressed
- sleeve pipe
- core assembly
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/04—Alloys based on copper with zinc as the next major constituent
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seat
- F16K25/005—Particular materials for seats or closure elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
Abstract
The invention belongs to technical field of alloy material, are related to a kind of unleaded anti-dezincification Cu alloy material and its core assembly obtained.The present invention include mass fraction be respectively 59-64 parts Cu, 36-40 part Zn, 0.2-0.4 part Bi and 0.05-0.2 parts of As, further include Pb, wherein the mass fraction of Pb is less than 0.2 part.The present invention has preferable anti dezincification character energy, lower Pb content, Bi is added into alloy material simultaneously, to guarantee that alloy material has preferable machinability, also, core assembly is made with unleaded anti-dezincification Cu alloy material in the present invention, corrosion resistance is strong, lead content is low, so that core assembly has longer service life, while also ensuring that and will not generate pollution to water quality.
Description
Technical field
The invention belongs to technical field of alloy material, are related to a kind of unleaded anti-dezincification Cu alloy material and its spool obtained
Component.
Background technique
Brass has preferable mechanical performance and lower application cost, has a wide range of application, in existing water system, has
Many components are all made of brass material and are made, such as water delivery pipe fitting, depotition cock, valve spool of valve component etc., but brass exists
There are selective corrosions, i.e. dezincification phenomenon in use process, this can not only shorten the use longevity of each component part in water system
Life, and will lead to that zinc content in water is excessively high, also, in order to improve the machinability of brass, people are often toward brass
Middle addition lead, causes the lead content in brass excessively high, and lead is a Heavy Metallic Elements, is had to blood and nervous system biggish
Damage, therefore the excessively high brass of lead tolerance also results in the pollution of water, damages the health of drinking person.
For example, Chinese utility model patent discloses a kind of thermostatic valve core assembly [application number: 201220374397.7], should
Utility model patent includes the piston for being adjustable cold water outlet, hot water mouth's size, further includes valve pocket and valve deck, and the valve pocket is located at institute
It states between piston and the outer casing inner wall, and both ends are respectively to be detachably connected with the valve deck and valve seat, the valve pocket
The cold water outlet and hot water mouth are offered on side wall.
The utility model has the advantage that better seal cooperation is realized between valve sleeving inner wall and piston, but it is still unresolved
The above problem.
Summary of the invention
Regarding the issue above, the present invention provides a kind of unleaded anti-dezincification Cu alloy material, of the invention is another
Purpose is to provide a kind of core assembly as made from unleaded anti-dezincification Cu alloy material.In order to achieve the above objectives, the present invention uses
Following technical proposal:
A kind of unleaded anti-dezincification Cu alloy material, including mass fraction be respectively 59-64 parts Cu, 36-40 part Zn,
0.2-0.4 parts of Bi and 0.05-0.2 parts of As, further includes Pb, wherein the mass fraction of Pb is less than 0.2 part.
In above-mentioned unleaded anti-dezincification Cu alloy material, including mass fraction be respectively 60.9 parts Cu, 38.03 parts
Zn, 0.191 part of Bi, As and 0.08 of 0.103 part part of Pb.
In above-mentioned unleaded anti-dezincification Cu alloy material, further include Sn, P, Mn, Fe, Ni, Si, Mg, Cr, Sb, Ag, Co,
One or more of Al, S, Be and B.
It is respectively 0.1-0.5 parts Sn, 0-0.01 including mass fraction in above-mentioned unleaded anti-dezincification Cu alloy material
Mg, 0-0.01 part of Si, 0-0.01 part of Ni, 0-0.02 part of Fe, 0-0.25 part of Mn, 0-0.3 part of P, 0-0.1 part of part
Cr, 0-0.01 part Sb, 0-0.01 part Ag, 0-0.01 part Co, 0.2-0.7 part Al, 0-0.01 part S, 0-0.01
The Be and 0-0.01 parts of B of part.
One kind core assembly as made from above-mentioned unleaded anti-dezincification Cu alloy material, including the internal spool with mixing chamber
Shell, the first water inlet and the setting of the second water inlet are connected on spool side wall of outer shell, and with mixing chamber, spool shell one end
With the mixing water outlet being connected by mixing chamber with the first water inlet and/or the second water inlet, upper housing end is plugged on
The one end of spool shell far from mixing water outlet, the mixing chamber is interior to be equipped with adjusting sleeve pipe, and the adjusting sleeve pipe can be outside spool
The sliding of shell direction of axis line, and the first water inlet of open or close and the second water inlet, pressing regulating mechanism are slidably connected at
It in shell, and presses regulating mechanism one end and extends to outside upper housing, the other end is pressed on adjusting sleeve pipe, and the adjusting sleeve pipe is remote
One end from pressing regulating mechanism is pressed on resetting-mechanism.
In the core assembly made from above-mentioned unleaded anti-dezincification Cu alloy material, the pressing regulating mechanism includes being located at
Upper casing is intracorporal to be pushed casing and is pressed on the adjusting sleeve pipe pushed on casing, and one end of the adjusting sleeve pipe extends to upper housing
It outside, further include that one end is set in pushing casing, the other end is pressed on the pushing adjusting block on adjusting sleeve pipe, and the pushing is adjusted
Block passes through the lower pressing spring being located at push in casing and connect with casing-tube elastic is pushed.
In the core assembly made from above-mentioned unleaded anti-dezincification Cu alloy material, the pushing sleeve side walls, which protrude, is in
Cricoid convex eaves, adjusting sleeve pipe, which is set in, to be pushed outside casing and is pressed on convex eaves, the outer surface of the adjusting sleeve pipe and upper casing
The inner surface of body fits.
In the core assembly made from above-mentioned unleaded anti-dezincification Cu alloy material, it is fixed that the spool shell is equipped with first
Position boss, the shell are equipped with the second positioning convex platform, and slidable adjustment casing can make adjusting sleeve pipe be pressed on the first positioning convex platform
Above or it is pressed on the second positioning convex platform.
In the core assembly made from above-mentioned unleaded anti-dezincification Cu alloy material, the adjusting sleeve pipe includes being integrally formed
Upper pipe sleeve and lower pipe sleeve, spoiler is fixed between pipe sleeve and lower pipe sleeve, has connection upper tube on the spoiler
The flow-disturbing hole of set and lower pipe sleeve, cross-sectional area of the upper pipe sleeve close to flow-disturbing hole one end are less than transversal far from flow-disturbing hole one end
Area；The flow-disturbing hole is circumferentially uniformly distributed along spoiler center.
In the core assembly made from above-mentioned unleaded anti-dezincification Cu alloy material, the resetting-mechanism includes being located at spool
Release link in shell and the reset spring being set in release link, described reset spring one end are pressed on spool shell, separately
One end is pressed in release link, and the release link is fixedly connected with spoiler, and end penetrates through spoiler and pressing adjusting machine
Structure bottom surface fits.
Compared with prior art, the present invention has the advantages that
1, the present invention has preferable anti dezincification character energy, lower Pb content, while Bi is added into alloy material, to protect
Demonstrate,proving alloy material has preferable machinability.
2, core assembly is made with unleaded anti-dezincification Cu alloy material in the present invention, and corrosion resistance is strong, and lead content is low, so that
Core assembly has longer service life, while also ensuring that and will not generate pollution to water quality.
Detailed description of the invention
Fig. 1 is the cross-sectional view of this core assembly；
Fig. 2 is the explosive view of this core assembly；
Fig. 3 is the perspective view of core assembly；
Fig. 4 is anti-dezincification experimental results figure；
In figure: spool shell 1, mixing chamber 2, the first water inlet 3, the second water inlet 4, mixing water outlet 5, adjusting sleeve pipe 6,
Upper housing 7, resetting-mechanism 9, filter plate 10, the first positioning convex platform 11, upper pipe sleeve 61, lower pipe sleeve 62, is disturbed at pressing regulating mechanism 8
Flowing plate 63, flow-disturbing hole 64, the second positioning convex platform 71, push casing 81, adjusting sleeve pipe 82, push adjusting block 83, lower pressing spring 84,
Stop collar 85, release link 91, reset spring 92.
Specific embodiment
Reagent as used in the following examples can be commercially available unless otherwise specified from routine biochemistry reagent shop.
Embodiment 1
The present embodiment provides a kind of unleaded anti-dezincification Cu alloy materials, and specifically, including mass fraction is respectively 59 parts
Cu, 40 parts of Zn, 0.2 part of Bi, 0.05 part of As, 0.1 part of Pb, Sn and 0.2 of 0.2 part part of Al.
Pb is compared to ormolu, i.e., for the material of brass, have the characteristics that it is more crisp without hard, moreover, Pb is being in
The solubility in brass under molten condition is very big, and solid solubility is almost nil, thus Pb melting brass process of setting in, meeting
It is gradually precipitated and forms granular Pb, and be evenly distributed on inside brass, therefore when ledrite is cut, Pb of these disperses
Grain is easy to be broken and make chip fracture, to play a part of fragmentation bits, reduce bonding and soldering and improve cutting speed, makes
Obtaining brass material has preferable machinability, and Bi and Pb have similar property in brass material, therefore by adding
Add Bi to substitute the addition of Pb, so that this zinc-copper alloy material keeps lower Pb content, while there is preferable cutting to add again
Work performance.
Embodiment 2
The present embodiment provides a kind of unleaded anti-dezincification Cu alloy materials, and specifically, including mass fraction is respectively 64 parts
Cu, 36 parts of Zn, 0.4 part of Bi, 0.2 part of As, 0.09 part of Pb, 0.5 part of Sn, 0.01 part of P, 0.1 part of Mn,
0.3 part of Fe, 0.25 part of Ni, 0.02 part of Si, 0.01 part of Mg, 0.01 part of Cr, 0.01 part of Sb, 0.01 part of Ag,
0.01 part of Co, 0.7 part of Al, 0.01 part of S, Be and 0.01 of 0.01 part part of B.
Embodiment 3
The present embodiment provides a kind of unleaded anti-dezincification Cu alloy materials, and specifically, including mass fraction is respectively 60.9
Part Cu, 38.03 parts of Zn, 0.382 part of Bi, 0.103 part of As, 0.08 part of Pb, 0.0261 part of Sn, 0.0044 part
P, 0.0015 part of Mn, 0.0263 part of Fe, 0.003 part of Ni, 0.0146 part of Si, 0.001 part of Mg, 0.0011 part
Cr, 0.01 part of Sb, 0.0019 part of Ag, 0.004 part of Co, 0.39 part of Al, 0.0027 part of S, 0.002 part of Be and
0.0017 part of B.
Embodiment 4
The present embodiment provides a kind of core assembly as made from the unleaded anti-dezincification Cu alloy material recorded in embodiment 3,
Core assembly is made with unleaded anti-dezincification Cu alloy material in this way, corrosion resistance is strong, and lead content is low, so that core assembly has
Longer service life, while also ensuring that and will not generate pollution to water quality.
Referring to figs. 1 and 2, a kind of core assembly as made from unleaded anti-dezincification Cu alloy material, including internal tool
There is the spool shell 1 of mixing chamber 2, the first water inlet 3 and the second water inlet 4 are arranged on 1 side wall of spool shell, and and mixing chamber
2 are connected, and 1 one end of spool shell has the mixing being connected by mixing chamber 2 with the first water inlet 3 and/or the second water inlet 4
Water outlet 5,7 end of upper housing are plugged on the one end of spool shell 1 far from mixing water outlet 5, are equipped with and adjust in the mixing chamber 2
Casing 6, the adjusting sleeve pipe 6 can be slided along 1 direction of axis line of spool shell, and the first water inlet of open or close 3 and second
Water inlet 4, pressing regulating mechanism 8 are slidably connected in upper housing 7, and are pressed 8 one end of regulating mechanism and extended to outside upper housing 7,
The other end is pressed on adjusting sleeve pipe 6, and the adjusting sleeve pipe 6 is pressed on resetting-mechanism 9 far from one end of pressing regulating mechanism 8
On.
The present invention, in use, hot water and cold water enter to mixing chamber 2 from the first water inlet 3 and the second water inlet 4 respectively
In, it is flowed out again by mixing water outlet 5 after mixing, a power is applied to pressing regulating mechanism 8, occurs that adjusting sleeve pipe 6 close to mixed
The sliding of water outlet 5 is closed, enters water with change two water inlets, to play the role of adjusting water temperature, when removing application
After power, adjusting sleeve pipe 6 resets under the action of resetting-mechanism 9, therefore the present invention is equipped with pressing regulating mechanism 8, passes through the side of pressing
Formula realizes the adjusting to leaving water temperature, middle by the way of screw thread adjusting compared with the prior art, has smaller contact with water
Area is less susceptible to be corroded, and corrosion, which easily occurs, by the way of screw thread adjusting, at screw thread causes entire core assembly by card
Extremely, also, the present invention changes leaving water temperature in the way of pressing, and adjustment speed is fast, suitable for need to quickly adjust the field of water temperature
It closes.
Specifically, the pressing regulating mechanism 8 includes the pushing casing 81 in upper housing 7 and is pressed on lower pressing sleeve
One end of adjusting sleeve pipe 82 on pipe 81, the adjusting sleeve pipe 82 extends to outside upper housing 7, further includes that one end is set in lower pressing sleeve
In pipe 81, the other end is pressed on the pushing adjusting block 83 on adjusting sleeve pipe 6, and the pushing adjusting block 83, which passes through to be located at, pushes casing
Lower pressing spring 84 and pushing 81 elastic connection of casing, pushing 81 side wall of casing in 81 protrude convex eaves 86 annular in shape,
Adjusting sleeve pipe 82, which is set in, to be pushed outside casing 81 and is pressed on convex eaves 86.
In use, pressing adjusting sleeve pipe 82, adjusting sleeve pipe 82 push convex eaves 86, to make to push the pushing of casing 81, at this time
It is compressed positioned at the lower pressing spring 84 pushed in casing 81, under the elastic reaction of lower pressing spring 84, pushes adjusting block 83 and push
6 slide downward of adjusting sleeve pipe.
Preferably, 82 outer surface of adjusting sleeve pipe is detachably connected restraining position ring block 85, and the stop collar 85 is pressed on
On shell 7, in this way without adjusting sleeve pipe 82 being fixed using stop collar 85 when adjusting.
As shown in Figure 1, the outer surface of the adjusting sleeve pipe 82 and the inner surface of upper housing 7 fit, such upper housing 7
Inner surface can play a guiding role during pushing of adjusting sleeve pipe 82 to adjusting sleeve pipe 82, guarantee adjusting sleeve pipe 82
The consistency in direction is pushed every time.
As shown in Figure 1, the spool shell 1 is equipped with the first positioning convex platform 11, the shell 7 is equipped with the second convex
Platform 71, slidable adjustment casing 6 can make adjusting sleeve pipe 6 be pressed on the first positioning convex platform 11 or be pressed on the second positioning convex platform 71
On, when adjusting sleeve pipe 6 is pressed on the first positioning convex platform 11, the second water inlet 4 is completely closed, when adjusting sleeve pipe 6 is pressed on
When on the second positioning convex platform 71, the first water inlet 3 is completely closed.
Preferably, first positioning convex platform 11 and the second positioning convex platform 71 join end to end annularly, and the first positioning
Boss 11 is equal with the cross-sectional area at 6 both ends of adjusting sleeve pipe respectively with the cross-sectional area of the second positioning convex platform 71, can guarantee in this way
Stability when adjusting sleeve pipe 6 is pressed on positioning convex platform, prevents it from turning on one's side.
Referring to figs. 1 and 2, the adjusting sleeve pipe 6 includes integrally formed upper pipe sleeve 61 and lower pipe sleeve 62, spoiler
63 are fixed between pipe sleeve 61 and lower pipe sleeve 62, have on the spoiler 63 and are connected to upper pipe sleeve 61 and lower pipe sleeve 62
Flow-disturbing hole 64 can accelerate the mixing velocity between hot water or cold water in this way, prevent leaving water temperature uneven.
Preferably, cross-sectional area of the upper pipe sleeve 61 close to 64 one end of flow-disturbing hole is less than the cross far from 64 one end of flow-disturbing hole
Sectional area；The flow-disturbing hole 64 is circumferentially uniformly distributed along 63 center of spoiler, can be further improved the uniformity of water mixing in this way.
Referring to figs. 1 and 2, the resetting-mechanism 9 includes the release link 91 in spool shell 1 and is set in multiple
Reset spring 92 on the bar 91 of position, described 92 one end of reset spring are pressed on spool shell 1, and the other end is pressed on release link 91
On, the release link 91 is fixedly connected with spoiler 63, and end penetrates through spoiler 63 and is affixed with pressing 8 bottom surface of regulating mechanism
It closes, when pressing down on pressing regulating mechanism 8, the downward simultaneously compression reseting spring 92 of release link 91 stops pressing pressing regulating mechanism 8
Afterwards, the reset spring 92 in compressive state is sprung back, so that release link 91 be made to push spoiler 63, i.e. promotion adjusting sleeve pipe 6 is multiple
Position.
As shown in figure 3,1 side wall of spool shell is removably connected with several pieces of filter plates 10, the filter plate 10
Outside the first water inlet 3 and/or the second water inlet 4, filter plate 10 can be filtered the water that will enter water inlet, prevent
Impurity, which enters, blocks spool in spool.
Application examples 1
Alloy material in Example 3 detects each element content in alloy material, as a result as shown in the table:
Interpretation of result: it can be seen that in unleaded anti-dezincification Cu alloy material produced by the present invention by the above experimental data
Each element content be in values, reached expected purpose of the invention.
The alloy analysis instrument EDX4500 that detection of content of element data are produced from Tian Rui Instrument Ltd., Shenzhen.
Application examples 2
Alloy material in Example 3 carries out anti-dezincification test, and specific test method, judgment criteria and test result are such as
Shown in following table and Fig. 4:
Interpretation of result: it is flat that unleaded anti-dezincification Cu alloy material produced by the present invention can be seen that by the above experimental data
Equal dezincification depth is only 26.55 μm, and far below the dezincification depth in standard, corrosion resistance is good, is suitable as core assembly
Manufacture material.
Although spool shell 1 is used more herein, mixing chamber 2, the first water inlet 3, the second water inlet 4, blends
The mouth of a river 5, adjusting sleeve pipe 6, upper housing 7, pressing regulating mechanism 8, resetting-mechanism 9, filter plate 10, the first positioning convex platform 11, upper tube
Set 61, spoiler 63, flow-disturbing hole 64, the second positioning convex platform 71, pushes casing 81, adjusting sleeve pipe 82, pushes adjusting lower pipe sleeve 62
The terms such as block 83, lower pressing spring 84, stop collar 85, release link 91, reset spring 92, but be not precluded using other terms can
It can property.The use of these items is only for be more convenient to describe and explain essence of the invention；It is construed as any one
The additional limitation of kind is disagreed with spirit of that invention.Those skilled in the art can be to described
Specific embodiment do various modifications or additions or be substituted in a similar manner, but without departing from essence of the invention
Mind or beyond the scope of the appended claims.
Claims (10)
1. a kind of unleaded anti-dezincification Cu alloy material, it is characterised in that: be respectively 59-64 parts Cu, 36-40 including mass fraction
Bi and 0.05-0.2 parts of the As of Zn, 0.2-0.4 part of part, further includes Pb, wherein the mass fraction of Pb is less than 0.2 part.
2. unleaded anti-dezincification Cu alloy material as described in claim 1, it is characterised in that: including mass fraction be respectively 60.9
Cu, 38.03 parts of the Zn, 0.191 part of Bi, As and 0.08 of 0.103 part part of Pb of part.
3. unleaded anti-dezincification Cu alloy material as described in claim 1, it is characterised in that: further include Sn, P, Mn, Fe, Ni,
One or more of Si, Mg, Cr, Sb, Ag, Co, Al, S, Be and B.
4. unleaded anti-dezincification Cu alloy material as claimed in claim 3, it is characterised in that: including mass fraction be respectively 0.1-
Si, 0- of Ni, 0-0.02 part of Fe, 0-0.25 part of Mn, 0-0.3 part of P, 0-0.1 part of 0.5 part Sn, 0-0.01 part
The Al of Co, 0.2-0.7 part of Ag, 0-0.01 part of Sb, 0-0.01 part of Cr, 0-0.01 part of 0.01 part Mg, 0-0.01 part,
Be and 0-0.01 parts of the B of 0-0.01 parts S, 0-0.01 part.
5. a kind of core assembly as made from claim 1-4 any unleaded anti-dezincification Cu alloy material, it is characterised in that:
Including the internal spool shell (1) with mixing chamber (2), the first water inlet (3) and the second water inlet (4) are arranged in spool shell
(1) on side wall, and it is connected with mixing chamber (2), spool shell (1) one end has through mixing chamber (2) and the first water inlet (3)
And/or the second mixing water outlet (5) that is connected of water inlet (4), upper housing (7) end is plugged on spool shell (1) far from mixed
The one end of water outlet (5) is closed, is equipped with adjusting sleeve pipe (6) in the mixing chamber (2), the adjusting sleeve pipe (6) can be along spool shell
(1) direction of axis line slides, and the first water inlet of open or close (3) and the second water inlet (4), and pressing regulating mechanism (8) is sliding
It is dynamic to be connected in upper housing (7), and press regulating mechanism (8) one end and extend to upper housing (7) outside, the other end is pressed on adjusting set
It manages on (6), the adjusting sleeve pipe (6) is pressed on resetting-mechanism (9) far from one end of pressing regulating mechanism (8).
6. core assembly made from unleaded anti-dezincification Cu alloy material as claimed in claim 5, it is characterised in that: the pressing
Regulating mechanism (8) includes the pushing casing (81) in upper housing (7) and the adjusting sleeve pipe that is pressed in pushing casing (81)
(82), one end of the adjusting sleeve pipe (82) extends to upper housing (7) outside, further includes that one end is set in pushing casing (81),
The other end is pressed on the pushing adjusting block (83) on adjusting sleeve pipe (6), and the pushing adjusting block (83), which passes through to be located at, pushes casing
(81) lower pressing spring (84) and pushing casing (81) elastic connection in.
7. core assembly made from unleaded anti-dezincification Cu alloy material as claimed in claim 6, it is characterised in that: the pushing
Casing (81) side wall protrudes convex eaves (86) annular in shape, and adjusting sleeve pipe (82), which is set in, to be pushed casing (81) outside and be pressed on convex
On eaves (86), the outer surface of the adjusting sleeve pipe (82) and the inner surface of upper housing (7) fit.
8. core assembly made from unleaded anti-dezincification Cu alloy material as claimed in claim 5, it is characterised in that: the spool
Shell (1) is equipped with the first positioning convex platform (11), and the shell (7) is equipped with the second positioning convex platform (71), slidable adjustment casing
(6) adjusting sleeve pipe (6) can be made to be pressed on the first positioning convex platform (11) or be pressed on the second positioning convex platform (71).
9. core assembly made from unleaded anti-dezincification Cu alloy material as claimed in claim 5, it is characterised in that: the adjusting
Casing (6) includes integrally formed upper pipe sleeve (61) and lower pipe sleeve (62), spoiler (63) be fixed at pipe sleeve (61) and
Between lower pipe sleeve (62), there is the flow-disturbing hole (64) for being connected to upper pipe sleeve (61) and lower pipe sleeve (62), institute on the spoiler (63)
It states the cross-sectional area of pipe sleeve (61) close to flow-disturbing hole (64) one end and is less than the cross-sectional area far from flow-disturbing hole (64) one end；It is described
Flow-disturbing hole (64) is circumferentially uniformly distributed along spoiler (63) center.
10. core assembly made from unleaded anti-dezincification Cu alloy material as claimed in claim 9, it is characterised in that: described multiple
Position mechanism (9) includes the release link (91) being located in spool shell (1) and the reset spring (92) that is set on release link (91),
Described reset spring (92) one end is pressed on spool shell (1), and the other end is pressed on release link (91), the release link
(91) it is fixedly connected with spoiler (63), and end penetrates through spoiler (63) and fits with pressing regulating mechanism (8) bottom surface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067593.6A CN109666819B (en) | 2019-01-24 | 2019-01-24 | Valve core assembly made of lead-free dezincification-resistant copper alloy material |
| PCT/CN2019/119469 WO2020151349A1 (en) | 2019-01-24 | 2019-11-19 | Lead-free dezincification-resistant copper alloy material and valve core assembly made of same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067593.6A CN109666819B (en) | 2019-01-24 | 2019-01-24 | Valve core assembly made of lead-free dezincification-resistant copper alloy material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109666819A true CN109666819A (en) | 2019-04-23 |
| CN109666819B CN109666819B (en) | 2020-09-22 |
Family
ID=66149786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910067593.6A Active CN109666819B (en) | 2019-01-24 | 2019-01-24 | Valve core assembly made of lead-free dezincification-resistant copper alloy material |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109666819B (en) |
| WO (1) | WO2020151349A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101017A (en) * | 2019-12-31 | 2020-05-05 | 黑龙江北鸥卫浴用品有限公司 | Corrosion-resistant low-lead brass alloy, brass casting and preparation method thereof |
| WO2020151349A1 (en) * | 2019-01-24 | 2020-07-30 | 浙江高澳卫浴有限公司 | Lead-free dezincification-resistant copper alloy material and valve core assembly made of same |
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Also Published As
| Publication number | Publication date |
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| WO2020151349A1 (en) | 2020-07-30 |
| CN109666819B (en) | 2020-09-22 |
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