CN107559460A - A kind of constant temperature valve core - Google Patents
A kind of constant temperature valve core Download PDFInfo
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- CN107559460A CN107559460A CN201710690445.0A CN201710690445A CN107559460A CN 107559460 A CN107559460 A CN 107559460A CN 201710690445 A CN201710690445 A CN 201710690445A CN 107559460 A CN107559460 A CN 107559460A
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- overcoat
- water inlet
- sliding sleeve
- inner sliding
- hot water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 412
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 239000012188 paraffin wax Substances 0.000 claims abstract description 14
- 125000006850 spacer group Chemical group 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 28
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 19
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 7
- 239000010949 copper Substances 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 7
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- 239000011521 glass Substances 0.000 description 1
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- Temperature-Responsive Valves (AREA)
Abstract
The invention provides a kind of constant temperature valve core, belongs to thermostatic water heating equipment.The present invention is based on paraffin thermostatic assembly as temperature-sensitive element, there is provided a kind of slide bushing assembly replaces original piston.Slide bushing assembly includes overcoat and inner sliding sleeve, overcoat equivalent to slide rail, by fixation after, inner sliding sleeve slides in overcoat, rather than the direct contact slide of copper piece valve body with constant temperature valve core, in this way, overcoat is fixed and sealing ring is cased with thereon, the cut-off of hot water or cold water ensure that, and the sealing ring is in a fixed position, will not move, impurity also would not active friction sealing ring make its failure, substantially increase the water proof effect of sealing ring and the service life of constant temperature valve core on the position.And the production development of paraffin thermostatic assembly is for a long time, its production technology and product quality are more mature and stable, difference very little between product, cheaper, are more easy to promote.
Description
Technical field
The present invention relates to a kind of thermostatic water heating equipment, especially a kind of constant temperature valve core.
Background technology
Constant temperature valve core is the mixed proportion for automatically adjusting hot and cold water, the temperature of mixing water is automatically held in setting temperature
The device of degree.Constant temperature valve core generally comprises valve body, temperature-sensitive element, piston, and moving back and forth for piston is controlled by temperature-sensitive element temperature-sensitive,
Regulate and control the flow proportional that hot water or cold water enters in valve body, to reach constant-temperature effluent.Conventional temperature-sensitive element be paraffin thermostatic assembly and
Memory alloy spring, wherein memory alloy spring are a temperature-sensitive element newly released in recent years, its reaction near 40 DEG C
It is extremely sensitive, it can meet that user carries out the needs of stepless fine adjustment, but because its development time is short, production technology and product quality are also
It is immature, its large-scale application is then needed to the technology and technique of height, different batches, producer's life into precision component
There is certain difference, effect when actually using memory alloy spring does not comply with one's wishes, not yet had the product that output is come
Effect is promoted.And the production development of paraffin thermostatic assembly is for a long time, its production technology and product quality are more mature and stable, between product
Difference very little, cheaper, popularity rate are bigger.
In addition to the selection of temperature-sensitive element, the quality of piston also determine the using effect of constant temperature valve core.It is existing common
The structure that hot water or cold water's water inlet size is adjusted in constant temperature valve core is one piston that can be moved left and right of setting in spool housing, living
A sealing ring is covered beyond the Great Wall, and for completely cutting off hot and cold water, the material of spool housing and piston is typically all copper or plastics.Said structure
Or constant temperature valve core has problems with made of material：1st, copper material, easily aoxidized in water, cause piston movement bite to have resistance
Power, can also make constant temperature valve core premature aging, and service life is not grown；2nd, copper material or plastic material, existing skill are either used
In art constant temperature valve core, do not combined closely between piston and shell, often all leave certain gap, this gap is deposited
The insertion of tiny sandstone and other impurities can easily caused, causing piston movement not smooth, influence the use of constant temperature valve core, very
Can extremely constant temperature valve core be caused to break down；3rd, sealing ring is generally quality of rubber materials, has certain frictional resistance under normal circumstances, makes
Bite is moved into piston, elastomeric material after immersion, is easily swollen, aging for a long time, frictional resistance can be caused bigger, make constant temperature valve core
Easily failure, service life are not grown.Meanwhile sealing ring relatively moves with piston and shell, impurity is flushed to shell and piston
Intermediate friction easily cuts the sealing ring on piston, greatly shortens the service life of sealing ring, and sealing ring does not reach sealing effectiveness
Afterwards, hot and cold water string water will be caused, when cold or hot water does not have, do not reach heat or cold water water-stagnating effect；4th, due to by structure, material
Influenceing, the movement of piston always has a larger resistance, the presence of this resistance, can cause the poor effect of constant temperature valve core temperature adjustment,
As temperature adjustment reaction speed is slow, after leaving water temperature is higher or relatively low, generally requiring could reach default constant for 5 seconds to 8 seconds again
Wave process fluctuated also occurs in temperature, temperature adjustment process, and this can influence client's relaxing using such constant temperature valve core tap
Appropriateness.
The content of the invention
The problem of existing for prior art, the present invention provide a kind of stable performance, service life length, it is ensured that constant-temperature effluent
Constant temperature valve core.
To achieve the above object, present invention employs following technical scheme.
A kind of constant temperature valve core, including valve body, temperature-sensitive element, back-moving spring, valve body include upper valve body, middle valve body, lower valve body,
Wherein upper valve body is provided with temperature-regulating handle and handle sleeve, and the perisporium of middle valve body is provided with cold water inlet and water inlet of hot water, under
Body base is provided with mixing water delivery port, it is characterised in that slide bushing assembly is provided with valve body, the slide bushing assembly includes overcoat
And inner sliding sleeve, wherein overcoat center are provided with overcoat inner chamber, overcoat entity part is overcoat perisporium, puts outside or its end is provided with outer
Set cold water inlet and overcoat water inlet of hot water, overcoat are fixed in valve body；Inner sliding sleeve is installed in overcoat, and can be in overcoat
Slide axially, the outer wall of inner sliding sleeve and the inwall of overcoat are combined closely；The center of inner sliding sleeve is provided with inner sliding sleeve inner chamber, inner sliding sleeve
Interior intracavitary is provided with connecting seat, what connecting seat was provided with that water supply stream passes through cross water through hole, and on inner sliding sleeve or its end is provided with and corresponded to
The inner sliding sleeve cold water inlet and inner sliding sleeve water inlet of hot water of overcoat cold water inlet and overcoat water inlet of hot water；Wherein thermal element
The connection of the connecting seat of part and inner sliding sleeve.
In the present invention, original piston is replaced with slide bushing assembly, overcoat equivalent to slide rail, by fixation after, inner sliding sleeve is outside
Slided in set, rather than the direct contact slide of copper piece valve body with constant temperature valve core, in this way, overcoat is fixed and is cased with thereon
Sealing ring, the cut-off of hot water or cold water is ensure that, and the sealing ring is in a fixed position, and will not be moved, impurity also would not actively rub
Wiping sealing ring makes its failure, substantially increases the water proof effect and service life of the sealing ring on the position.
Slide bushing assembly in the present invention can use the materials such as alloy, glass, ceramics made, be preferably ceramics, have it is corrosion-resistant,
The excellent characteristic such as hardness height, greatly improves the rub proofness of slide bushing assembly, and the slide bushing assembly of other materials can reach
Material replacement can also be carried out by stating characteristic.The slide bushing assembly of ceramics system, overcoat and the polished rear surface smoothness of inner sliding sleeve are very high,
Gap between overcoat and inner sliding sleeve is not more than 2, is intimate-association state, current substantially will not be between overcoat and inner sliding sleeve
Channeling water, and because its hardness is very high, the tiny sandstone fallen into therebetween can be ground with the slip of inner sliding sleeve, it ensure that inner sliding sleeve is slided
Dynamic process it is smooth, so as to be promoted according to the sensing of temperature-sensitive element, delicately to adjust the flow that hot and cold water enters in inner sliding sleeve big
It is small, because of inner sliding sleeve in overcoat resistance to sliding very little, its move sensitivity it is very high, adjust temperature when, leaving water temperature fluctuating range
It is smaller, be not in relatively low or higher temperature water outlet, and then ensure that constant-temperature effluent effect all the time.Conventional sealing ring and correspondingly
The Acceptable life of piston is only half a year, and slide bushing assembly provided by the present invention can be used more than 3 years, is substantially increased interior
Put the service life of the constant temperature valve core of the slide bushing assembly, reduce user and change the outfit number, save living cost.
Further, temperature-sensitive element is paraffin thermostatic assembly, including thermometer bulb, connecting rod and push rod, thermometer bulb also include bottom bar,
Bottom bar directes reach the mixing water delivery port of lower valve body, and connecting rod is fixedly connected with connecting seat, and push rod mutually pushes up with handle sleeve, on thermometer bulb also
It is cased with back-moving spring.
For a long time, its production technology and product quality are more mature and stable, between product for the production development of paraffin thermostatic assembly
Difference very little, cheaper, it is more easy to promote.The connecting rod of paraffin thermostatic assembly is fixedly connected with connecting seat, after temperature-sensitive can and
When response promote inner sliding sleeve movement, movement of the inner sliding sleeve in overcoat by paraffin thermostatic assembly push rod and back-moving spring combine control
System, to change the size of inner sliding sleeve hot water or cold water's water inlet.
Further, installation through-hole is provided among connecting seat, crosses the periphery that water through hole is arranged on installation through-hole, connecting rod is worn
Cross installation through-hole and be spirally connected fixation with a nut, the connecting seat of inner sliding sleeve, which is fixed, to be locked between nut and thermometer bulb.
Further, installation screw thread is set on the hole wall of the installation through-hole of connecting seat, connecting rod is directly spirally connected solid with connecting seat
It is fixed.
Installation through-hole is used for the fixed installation with connecting rod, crosses water through hole and is mixed for current circulation.Connecting rod with
The fixed form of connecting seat be also not limited to it is above-mentioned be spirally connected, also can buckle, be welded and fixed.But the fixation side provided in the present invention
Formula, more conducively installation and dismounting and change.
Further, overcoat is in straight-through cylindrical toroidal.This kind of overcoat is for symmetrical structure, without front and rear, profit when installation is placed
In installation.
Further, overcoat perisporium is provided with the overcoat step of ring wall.This kind of overcoat will be beneficial to limit because being provided with overcoat step
Position installation.
Further, overcoat perisporium is provided with the overcoat sealed groove for being used for disposing sealing ring.Such sealing ring will not
Excessively protrude, be easy to the plug dress of this kind of overcoat.
Further, sealing ring is provided between overcoat and middle valve body.So hot and cold water is separated, prevents string water.Overcoat table
Face shape is different, and the installation site of sealing ring will be slightly different.
Further, hot water or cold water is intake outside overcoat both ends respectively during use, is set to outside the both ends of overcoat outer
Cover cold water inlet and overcoat water inlet of hot water.Overcoat is intake from both ends, without opening up inlet opening on its external wall, simplifies production
Manufacturing process, reduce difficulty of processing, reduce production cost.
Further, be equipped with the both ends end face of overcoat some horizontal evaginations every valve convex portion, between the circumference of valve convex portion
Every setting.Above-mentioned overcoat at both ends because being intake, and actually cold/hot water is led to from the gap between overcoat both ends end face and valve body
Cross, therefore be arranged at intervals on the coat every valve convex portion, the interval room between valve convex portion intakes equivalent to the hot water or cold water of overcoat
Mouthful, so both reach spacing fixed jacket, and produce room again so that the effect that current pass through, ingenious in design.
Further, overcoat is arranged between the overcoat mounting surface one and overcoat mounting surface two of valve body, overcoat mounting surface one
For the end face of upper valve body valve body in, overcoat mounting surface two is the end face of lower valve body valve body in, wherein overcoat mounting surface
First, the spacer convex portion of some horizontal evaginations is equipped with two, spacer convex portion is provided at circumferentially spaced, the both ends end face of overcoat respectively with
Spacer convex portion on overcoat mounting surface one, two abuts.Also may be selected in the present invention on valve body be arranged at intervals with it is above-mentioned every
The spacer convex portion of valve convex portion phase same-action, the interval room between spacer convex portion is equivalent to hot water or cold water's water inlet of overcoat, overcoat
Both ends can be through-type, and because of the soft easy processing of copper piece matter, so as to the relative production and processing difficulty for reducing overcoat, reduction is produced into
This.
Further, the side of overcoat perisporium is provided with through hole as overcoat cold water inlet/overcoat water inlet of hot water, overcoat
Overcoat water inlet of hot water/overcoat cold water inlet is set to outside the side end of the opposite side of perisporium.
Further, if the end face for putting the side end for being set to overcoat water inlet of hot water/overcoat cold water inlet outside is provided with
Do horizontal evagination every valve convex portion, be provided at circumferentially spaced every valve convex portion.
Further, overcoat is arranged between the overcoat mounting surface one and overcoat mounting surface two of valve body, wherein outer put sets
Have through hole as overcoat cold water inlet/overcoat water inlet of hot water side directly with overcoat mounting surface one or overcoat mounting surface two
Abut, corresponding overcoat mounting surface two or overcoat mounting surface one are provided with the spacer convex portion of some horizontal evaginations, and spacer is convex
It is arranged at intervals between portion, side end and the spacer convex portion of overcoat opposite side abut.
Further, two through hole is offered on overcoat perisporium to intake respectively as overcoat cold water inlet and overcoat hot water
Mouthful.
Foregoing perforate on the coat sets overcoat cold water inlet and/or overcoat water inlet of hot water, can avoid setting spacer
Convex portion processes every valve convex portion, simplification, and the water inlet put outside is corresponding with the water inlet on valve body clearer and more definite, just respectively has in processing
It is good and bad.
Further, overcoat is two-part structure, and its two sections are respectively left outside set and right overcoat, and left outside set and the right side are outer to be put
Through hole is opened up respectively as overcoat cold water inlet, overcoat water inlet of hot water.
Further, the structure of overcoat can also be：Left outside set or right outer put set through hole to be intake as overcoat cold water
Overcoat water inlet of hot water/overcoat is set to outside the side end outwardly of mouth/overcoat water inlet of hot water, corresponding right overcoat or left outside set
Cold water inlet.
Further, the structure of overcoat can also be：, in use, hot water or cold water is intake from two outer ends of overcoat assembly,
It is left outside to cover, be set to overcoat cold water inlet and overcoat water inlet of hot water outside the side end outwardly of right overcoat.
Further, when the side end of left outside set or right overcoat is set to overcoat water inlet of hot water/overcoat cold water inlet, the side
The end face at end be provided with some horizontal evaginations every valve convex portion, be provided at circumferentially spaced every valve convex portion.
The overcoat of two-part, is applicable to upper valve body, middle valve body, the valve body structure of lower valve body three-stage, and left outside set, the right side are outer
Set inwardly inserts from left and right direction respectively, is combined into whole overcoat.
Further, inner sliding sleeve is in cylindrical toroidal, and from the both ends of inner sliding sleeve, water inlet is mixed hot water or cold water respectively, interior cunning
The two-port of set is respectively inner sliding sleeve cold water inlet and inner sliding sleeve water inlet of hot water；Connecting seat is built up in inner sliding sleeve inner chamber vertically
Optional position on.From the inner sliding sleeve of both ends water inlet, without opening up inlet opening on its external wall, simplify manufacturing process, subtract
Small difficulty of processing, reduce production cost.No matter connecting seat is arranged on the where position of inner sliding sleeve inner chamber, and cold/hot water passed through
Mixed again with hot/cold water after water through hole, temperature-sensitive element sensing control, constant-temperature effluent.
Further, the outer wall of inner sliding sleeve enters provided with a through hole as inner sliding sleeve cold water inlet/inner sliding sleeve hot water
The mouth of a river, one of port in the two-port of inner sliding sleeve is as inner sliding sleeve water inlet of hot water/inner sliding sleeve cold water inlet.
Further, two through holes are interval with the outer wall of inner sliding sleeve as inner sliding sleeve cold water inlet and inner sliding sleeve heat
The position of water water inlet, the inner sliding sleeve cold water inlet and inner sliding sleeve water inlet of hot water and overcoat cold water inlet and overcoat hot water
Water inlet is corresponding.
The structure of both the above inner sliding sleeve, the set location of connecting seat is unlimited, can actually produce 3 kinds of mixing outlet effects,
First mix again from water through hole water outlet is crossed, a side first crosses water and remixes water outlet, but water directly mixes water outlet（Such a situation connection
Water through hole can not be set on seat）, preferably first mix again from water through hole water outlet such case is crossed, i.e. connecting seat is positioned close to mix
The lower section of the water inlet of water apopore, hot water or cold water is first mixed in inner sliding sleeve cavity, then water outlet is sensed by temperature-sensitive element, temperature-sensitive
The influence value of element is more accurate, and thermoregulation effect is more preferable.
Further, inlet area is transversely provided with the outer wall of inner sliding sleeve, the lateral length of the inlet area is cold in overcoat
Between water water inlet and the maximum spacing and minimum spacing of overcoat water inlet of hot water.In this way, hot water or cold water is out of this inlet area
Water inlet, can be mixed, and this kind of inner sliding sleeve most saves raw material at once.
In summary, constant temperature valve core provided by the present invention, there is the smooth not bite of regulation process, service life is grown, really
Protect constant-temperature effluent, slide bushing assembly various structures, production and processing it is convenient and simple, beneficial to promote the advantages that.
Brief description of the drawings
Fig. 1 is the sectional view of constant temperature valve core in the embodiment of the present invention one.
Fig. 2 is Fig. 1 partial enlarged drawing.
Fig. 3 is the structure chart of overcoat and inner sliding sleeve in the embodiment of the present invention one.
Fig. 4 is the structure chart of inner sliding sleeve in the embodiment of the present invention two.
Fig. 5 is the structure chart of overcoat and inner sliding sleeve in the embodiment of the present invention three.
Fig. 6 is the structure chart of valve body in the embodiment of the present invention three.
Fig. 7 is the application sketch of slide bushing assembly in the embodiment of the present invention three.
Fig. 8 is the structure chart of overcoat in the embodiment of the present invention four.
Fig. 9 is the structure chart of overcoat in the embodiment of the present invention five.
Figure 10 is the structure chart of overcoat in the embodiment of the present invention six.
Figure 11 is the structure chart of inner sliding sleeve in the embodiment of the present invention seven.
Figure 12 is the structure chart of inner sliding sleeve in the embodiment of the present invention eight.
Figure 13 is that constant temperature valve core is using temperature wave cardon when adjusting in the prior art.
Figure 14 is temperature wave cardon of constant temperature valve core when using regulation provided in the present invention.
In figure, 1, overcoat；11st, overcoat inner chamber；12nd, overcoat perisporium；13rd, overcoat step；14th, overcoat sealed groove；15、
Every valve convex portion；16th, overcoat cold water inlet；17th, overcoat water inlet of hot water；1-1, overcoat；1-2, inside and outside cover；It is 1-3, left outside
Set；1-4, right overcoat；2nd, inner sliding sleeve；21st, inner sliding sleeve inner chamber；22nd, connecting seat；23rd, water through hole is crossed；24th, installation through-hole；241st, pacify
Fill screw thread；25th, inner sliding sleeve cold water inlet；26th, inner sliding sleeve water inlet of hot water；27th, inlet area；3rd, valve body；31st, upper valve body；
311st, temperature-regulating handle；312nd, handle sleeve；313rd, overcoat mounting surface one；32nd, middle valve body；321st, cold water inlet；322nd, hot water enters
The mouth of a river；33rd, lower valve body；331st, mixing water delivery port；332nd, overcoat mounting surface two；34th, spacer convex portion；4th, temperature-sensitive element； 41、
Push rod；42nd, connecting rod；43rd, thermometer bulb；44th, bottom bar；45th, nut；5th, back-moving spring；6th, sealing ring.
Embodiment
The embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
Embodiment one
With reference to shown in Fig. 1-3, a kind of constant temperature valve core, including valve body 3, temperature-sensitive element 4, back-moving spring 5, valve body 3 include upper valve body
31st, middle valve body 32, lower valve body 33, wherein upper valve body 31 are provided with temperature-regulating handle 311 and handle sleeve 312, the perisporium of middle valve body 32
Cold water inlet 321 and water inlet of hot water 322 are provided with, the bottom of lower valve body 33 is provided with mixing water delivery port 331, wherein upper valve body
31st, integral structure is not all between lower valve body 32 and middle valve body 33, between upper valve body 31 and/or lower valve body 33 and middle valve body 32
Combination installation, upper valve body 31 and middle valve body 32 be integral type structure in the present embodiment, and lower valve body 32 and middle valve body 33 are spirally connected installation.
The slide bushing assembly of ceramics system is provided between handle sleeve 312 and temperature-sensitive element 4, slide bushing assembly includes overcoat 1 and inner sliding sleeve 2, its
Middle overcoat 1 is in cylindrical toroidal, and inner hollow core is provided with overcoat inner chamber 11, and overcoat reality core is divided into overcoat perisporium 12, and overcoat 1 is provided with
Overcoat cold water inlet 16 and overcoat water inlet of hot water 17, overcoat 1 are fixed in valve body；The shape size and overcoat of inner sliding sleeve 2
Inner chamber 11 is corresponding, and inner sliding sleeve 2 is installed in overcoat, and can be slid axially in overcoat 1, outer wall and the overcoat 1 of inner sliding sleeve 2
Inwall combine closely；The inner hollow core of inner sliding sleeve 2 is provided with inner sliding sleeve inner chamber 21, and connecting seat 22 is provided with inner sliding sleeve inner chamber 21,
Connecting seat 22 crosses water through hole 23 provided with what water supply stream passed through, and inner sliding sleeve 2 is provided with corresponding to overcoat cold water inlet 16 and outside
Cover the inner sliding sleeve cold water inlet 25 and inner sliding sleeve water inlet of hot water 26 of water inlet of hot water 17；Wherein temperature-sensitive element 4 and inner sliding sleeve 2
Connecting seat 22 connection.
Overcoat 1 in the present embodiment is in cylindrical toroidal, and two through hole is offered on overcoat perisporium 12 respectively as overcoat cold water
Water inlet 16 and overcoat water inlet of hot water 17.The position of overcoat cold water inlet 16 and overcoat water inlet of hot water 17 and middle valve body 32
On cold water inlet 321 and water inlet of hot water 322 it is corresponding.Between overcoat cold water inlet 16 and overcoat water inlet of hot water 17
Provided with the overcoat sealed groove 14 for disposing sealing ring 6.During installation, built-in sealing ring 6 in overcoat sealed groove 14.Inner sliding sleeve
2 be in cylindrical toroidal, and its outer wall is provided with a through hole as inner sliding sleeve water inlet of hot water corresponding with overcoat water inlet of hot water 17
26, as inner sliding sleeve cold water inlet 25 corresponding with overcoat water inlet of hot water 17 outside another side ports of inner sliding sleeve 2.Interior cunning
Set water inlet of hot water 26 is corresponding with overcoat water inlet of hot water 17, and inner sliding sleeve cold water is used as outside another side ports of inner sliding sleeve 2
Water inlet 25, it is corresponding with overcoat water inlet of hot water 17.In inner sliding sleeve 2 inner sliding sleeve water inlet of hot water 26 to another side ports it
Between distance inlet opening 16, the distance between 17 hot and cold with overcoat it is corresponding.Connecting seat 22 is arranged on inner sliding sleeve in the present embodiment
Between hot and cold water inlet 25,26.
Temperature-sensitive element 4 in the present embodiment is paraffin thermostatic assembly, including thermometer bulb 43, the installation through-hole through connecting seat 22
24 connecting rod 42, the push rod 41 with the phase top of handle sleeve 312, thermometer bulb 43 also include the bottom bar for directing reach lower valve body mixing water delivery port
44, back-moving spring 5 is cased with thermometer bulb 43.Wherein, installation through-hole 24 is opened up among connecting seat 22, is opened up again outside installation through-hole 24
Through hole was used as water through hole 23, and connecting rod 42 passes through installation through-hole 24, and the part for passing the connecting rod 42 of installation through-hole 24 is provided with
Screw thread, its nut 45 of overcoat one, the connecting seat 22 of inner sliding sleeve 2, which is fixed, to be locked between nut 45 and temperature-sensitive head 43.
Overcoat 1 in slide bushing assembly is arranged between the overcoat mounting surface 1 and overcoat mounting surface 2 332 of valve body, outside
The end face that mounting surface 1 is the valve body in of upper valve body 31 is covered, overcoat mounting surface 2 332 is the valve body in of lower valve body 33
End face, both ends and the overcoat mounting surface 1 and overcoat mounting surface 2 332 of overcoat 1 abut spacing fixation.The two of overcoat 1
The sealing ring 6 for sealing anti-string water is additionally provided between end and overcoat mounting surface 1 and overcoat mounting surface 2 332.
The thermostatic valve of offer in the present embodiment in assembling, first with the connecting seat 22 of inner sliding sleeve fix, outside by temperature-sensitive element 4
The plug of set 1 is fitted into valve body 32, up to being offseted with overcoat mounting surface 1, overcoat hot water or cold water inlet opening 16,17 respectively with valve
Hot water or cold water's water inlet 321,322 correspondences on body, then the related temperature-sensitive element 4 of inner sliding sleeve 2 be set in the overcoat cavity 11 of overcoat
Interior, push rod 41 and the handle sleeve 312 of temperature-sensitive element 4 offset（The groove of accommodating push rod 41 can be correspondingly arranged on handle sleeve 312）, heat
Back-moving spring 5 is set with the bottom bar 44 of quick element 4, then screws lower valve body 33 and middle valve body 32, until overcoat is another
End face offsets with overcoat mounting surface 2 332, is completed.The bottom bar 44 of temperature-sensitive element 4 will protrude from mixing water delivery port 331
（Can also bottom bar 44 it is shorter, be not required to protrude）, back-moving spring 5 is placed in the cavity of lower valve body 33.
The specifically used process of constant temperature valve core in the present embodiment：The cold water inlet 321 of cold water therefrom valve body 32 enters
Overcoat cold water inlet 16 and inner sliding sleeve cold water inlet 25 simultaneously flow into the left side of connecting seat 22 in inner sliding sleeve 2（With the direction in scheming
Exemplified by, similarly hereinafter）Cavity in, the water inlet of hot water 322 of hot water therefrom valve body 32 enters overcoat water inlet of hot water 17 and inner sliding sleeve
Water inlet of hot water 26 is simultaneously flowed into inner sliding sleeve 2 in the cavity on the right of connecting seat 22, and cold water in connecting seat 22 through crossing water through hole 23
It flow in the cavity on the right of connecting seat 22 and is mixed with hot water, movement of the inner sliding sleeve 2 in overcoat 1 is by paraffin thermostatic assembly
Push rod 41 and back-moving spring 5 jointly control, and overcoat hot water or cold water water inlet is apparent in change inner sliding sleeve hot water or cold water water inlet 25,26
The size of the lower section of hole 16,17.When mixing temperature is higher, the paraffin expansion in thermometer bulb 43, the pushing tow inner sliding sleeve 2 of push rod 41 is moved to right, subtracted
The inflow size of small inner sliding sleeve water inlet of hot water 26, otherwise mixing temperature is relatively low, paraffin expansion is shunk, and back-moving spring 5 is anti-
Promote inner sliding sleeve 2 to move to left, reduce the inflow size of inner sliding sleeve cold water inlet 25, thus adjust cold-hot water proportion, finally make
Leaving water temperature reaches the water temperature needed for constant temperature valve core.
Separately it the experiment proved that, when using the slide bushing assembly in the present invention as piston, the selection of temperature-sensitive element is to constant temperature
The practical effect difference of valve element is simultaneously little, and paraffin thermostatic assembly is because of its good production stability, beneficial to such constant temperature
The use and popularization of valve element.
It is temperature wave cardon of constant temperature valve core when using regulation, Figure 13 is thermostatic valve on the market as shown in Figure 13,14
Core, Figure 14 are the constant temperature valve cores provided in the present invention.Wherein transverse axis t represents the time, and unit is the second；Vertical pivot T represents temperature, single
Position is DEG C；Tap using when constant-temperature effluent temperature typically take the photograph and be set to 38-40 DEG C, with 38 DEG C for initially set temperature in this figure
Degree.
As seen from Figure 13, constant temperature valve core of the prior art, when setting 38 DEG C of temperature adjustment, its temperature fluctuation at initial stage value
For+3 to -5 DEG C, fluctuation range is larger, and it is fluctuated to show as leaving water temperature, and temperature adjustment reaction speed it is slow, it is necessary at least 5 seconds
Default steady temperature can be reached again, influence comfort level of the client using such constant temperature valve core tap.
And as seen from Figure 14, the constant temperature valve core provided in the present invention, temperature adjustment reaction speed is fast, it is only necessary to 1-2s
Reach default steady temperature, and temperature adjustment temperature fluctuation at initial stage value very little, this all drastically increases user's usage comfort.
Embodiment two
Relative to embodiment one, as shown in figure 4, on the hole wall of the installation through-hole 24 of the connecting seat 22 of inner sliding sleeve 2 in the present embodiment
The fixation if installation screw thread 241, connecting rod 42 and connecting seat 22 are directly spirally connected.So without separately being fixed with nut.
Embodiment three
Relative to embodiment one, as illustrated in figs. 5-7, the overcoat 1 in the present embodiment is in cylindrical toroidal, and overcoat perisporium 12 is in step
Shape, overcoat perisporium 12 are provided with the overcoat step 13 of ring wall, and the profile of overcoat is divided into small one and large one two portions by overcoat step 13
Point, wherein larger part overcoat be overcoat 1-1, less part overcoat is inside and outside to cover 1-2, during installation on overcoat step 13
It is equipped with sealing ring 6.Hot water or cold water is intake outside the both ends of overcoat 1 respectively, and overcoat cold water is set to outside the both ends of overcoat 1
Water inlet 16 and overcoat water inlet of hot water 17.Inner sliding sleeve 2 is equally in cylindrical toroidal, and hot water or cold water enters from the both ends of inner sliding sleeve 2 respectively
Water is mixed, and is respectively inner sliding sleeve cold water inlet 25 and inner sliding sleeve water inlet of hot water 26 outside the two-port of inner sliding sleeve 2.
In the present embodiment, as shown in Figure 7, the length of inner sliding sleeve 2 is more than the length of overcoat 1, and the end of inner sliding sleeve 2 is by part
Protrude from the end of overcoat 1.
Overcoat 1 and inner sliding sleeve 2 provided in the present embodiment are intake from both ends, without opening up on its external wall into water
Hole, simplify manufacturing process, reduce difficulty of processing, reduce production cost.Cold water or hot water enter overcoat 1 to interior cunning from one end
The inner sliding sleeve inner chamber 21 of set 2, flowed through from water through hole 23 is crossed, with entering overcoat 1 to the inner sliding sleeve inner chamber 21 of inner sliding sleeve 2 from the other end
Hot water or cold water mix, then coordinate the regulation and control of temperature-sensitive element 4, promote or the anti-inner sliding sleeve 2 that pushes away moves radially, change inner sliding sleeve 2
Both ends protrude from the area at the both ends of overcoat 1, so as to play the effect for intercepting or being put into water.
Overcoat 1 in slide bushing assembly is arranged between the overcoat mounting surface 1 and overcoat mounting surface 2 332 of valve body, in
Overcoat step 13 is corresponded on the inwall of valve body 32 and is provided with valve body shoulder（Not shown in figure）, overcoat step 13 offsets with valve body shoulder
Contact.In the present embodiment, water inlet end end face on the overcoat 1-1 of overcoat is relative with overcoat mounting surface 2 332, and overcoat 1 is from the right side
Insert to the left in middle valve body 32, overcoat mounting surface 2 332 is provided with the spacer convex portion 34 of some horizontal evaginations, spacer convex portion 34
Between be arranged at intervals, the water inlet end end face on overcoat 1-1 abuts with the spacer convex portion 34 on overcoat mounting surface 2 332.
Overcoat 1 is by the spacer convex portion 34 on overcoat mounting surface 2 332 and valve body shoulder 323 to its spacing fixation.Certain overcoat mounting surface
Spacer convex portion 34 can also be set on one 313.
In the present embodiment, slide bushing assembly as shown in Figure 7 applies sketch, overcoat 1-1 water inlet end in valve body
Room between end face and overcoat mounting surface 2 332（The room being spaced between spacer convex portion 34）It is equal to overcoat water inlet of hot water
17, the room inside and outside covered between 1-2 water inlet end end face and overcoat mounting surface 1 is equal to overcoat cold water inlet 16, outside
The size of hot water or cold water inlet opening 16,17 is covered because the fixation of overcoat 1 will be constant.The length of inner sliding sleeve 2 is more than the length of overcoat 1, interior
The end of sliding sleeve 2 will be partially protrude through the end of overcoat 1, and inner sliding sleeve 2 will intake in overcoat water inlet of hot water 17 and overcoat cold water
Moved in the range of mouth 16.Room between inner sliding sleeve 2 and overcoat mounting surface 2 332 is equal to inner sliding sleeve water inlet of hot water 26,
Room between inner sliding sleeve 2 and overcoat mounting surface 1 is equal to inner sliding sleeve cold water inlet 25, and inner sliding sleeve 2 is sliding in overcoat 1
In dynamic process, the size of inner sliding sleeve hot water or cold water water inlet 25,26 will change, so as to influence current from overcoat hot water or cold water
The size of the actual flow that can enter inner sliding sleeve after entering of inlet opening 16,17, then reach the purpose of adjustment temperature.
Selection is arranged at intervals spacer convex portion 34 on valve body in the present embodiment, and overcoat 1 is only cylindrical toroidal, and both ends are led directly to,
Because of the soft easy processing of copper piece matter, so as to the relative production and processing difficulty for reducing overcoat, production cost is reduced.Spacer convex portion 34 both reached
The effect fixed is externally covered to being offseted with overcoat, produces room again so that the effect that current pass through, ingenious in design.
It is worth noting that, also settable on overcoat mounting surface 1 and overcoat mounting surface 2 332 carried out to inner sliding sleeve 2
The sealing ring of sealing, so it is to prevent hot water or cold water's failure current channeling water outflow from causing frostbite or scald user.It is for example, cold
Water is cut off the water suddenly, and hot water amount is excessive, and the thermometer bulb in temperature-sensitive element 4 will be opened outside, anti-to promote inner sliding sleeve 2 to move to right, inner sliding sleeve 2 and overcoat
Gap between mounting surface 2 332 will be reduced to 0, and inner sliding sleeve water inlet of hot water 26 will be closed, because inner sliding sleeve 2 and overcoat are pacified
Sealed connection between dress face 2 332, hot water will be unable to enter in inner sliding sleeve, would not also flow out；Action when hot water is cut off the water
Principle is mutually similar, and inner sliding sleeve cold water inlet 25 will be closed, and has thus ensured that constant temperature valve core during hot water or cold water's failure used
Security in journey.
Example IV
Relative to embodiment three, as shown in figure 8, the overcoat 1 in the present embodiment is the malformation of overcoat in embodiment three.
As schemed shown in A, overcoat 1 is in straight-through cylindrical toroidal, and when installing this overcoat, sealing ring 6 is directly sleeved on into the outer of overcoat 1
On wall, sealing water proof effect can be played.
As shown in panelb, overcoat 1 is in cylindrical toroidal, and it is recessed that overcoat perisporium 12 is provided with the overcoat sealing for being used to dispose sealing ring 6
Groove 14.
As schemed shown in C, overcoat 1 is in cylindrical toroidal, be equipped with the both ends end face of overcoat 1 some horizontal evaginations every valve
Convex portion 15, it is arranged at intervals between valve convex portion 15.Cold water/hot water is from the end water inlet at the straight-through end of overcoat, and hot water/cold water is from overcoat
Interval room water inlet between valve convex portion 15, relative inner sliding sleeve 2 will be outside the straight-through ends of overcoat and between valve convex portion 15
In the range of move, without setting spacer convex portion 34 in valve body.
As schemed shown in D, overcoat 1 is in cylindrical toroidal, is used on the end face of wherein one end in the both ends of water inlet set on overcoat 1
Have some horizontal evaginations every valve convex portion 15, be arranged at intervals between valve convex portion 15.Cold water/hot water leads directly to the end at end from overcoat
Water inlet, interval room water inlet of the hot water/cold water from overcoat between valve convex portion 15, relative inner sliding sleeve 2 will be at the straight-through ends of overcoat
It is outside and moved between valve convex portion 15.The overcoat mounting surface 2 332 of overcoat mounting surface 1 on corresponding valve body
On spacer convex portion 34 need to be set with the straight-through end with overcoat, produce water inlet room.
As schemed shown in E, overcoat 1 is two-part structure, and each section of structure is the structure of the overcoat shown in figure A, B, D, its
Two sections are respectively left outside set 1-3 and right overcoat 1-4, and hot water or cold water enters from left outside set 1-3, the one end of right overcoat 1-4 most outwardly respectively
Water, left outside set 1-3, right overcoat 1-4 side end most outwardly outside be set to overcoat cold water inlet 16 and overcoat hot water enters
The mouth of a river 17.Packing ring can be disposed between left outside set 1-3 and right overcoat 1-4, also can be in left outside set 1-3 and right overcoat 1-4 periphery
Sealing ring is disposed on wall respectively, water proof convex portion can be also provided with the valve body of constant temperature valve core, left outside set 1-3 and right overcoat 1-4 divide
Not An Zhuan water proof convex portion both sides, water proof convex portion both sides can set sealing ring, and the above can play sealing water proof effect.
Embodiment five
Relative to embodiment three, as shown in figure 9, the overcoat 1 in the present embodiment is the malformation of overcoat in embodiment one.
As schemed shown in A, overcoat 1 is in straight-through cylindrical toroidal, and the side of overcoat perisporium 12 is entered provided with through hole as overcoat cold water
The overcoat water inlet of hot water 17 of the mouth of a river 16/, the overcoat of overcoat water inlet of hot water 17/ is set to outside the side end of the opposite side of overcoat perisporium 12
Cold water inlet 16.Overcoat 1 be provided with through hole as the overcoat water inlet of hot water 17 of overcoat cold water inlet 16/ side directly with
Overcoat mounting surface 1 or overcoat mounting surface 2 332 abut, corresponding overcoat mounting surface 2 332 or overcoat mounting surface one
313 are provided with the spacer convex portions 34 of some horizontal evaginations, are arranged at intervals between spacer convex portion 34, the side end of the opposite side of overcoat 1 with
Spacer convex portion 34 abuts.
As shown in panelb, it is provided with overcoat step 13 relative to figure A, overcoat perisporium 12.
As schemed shown in C, relative to figure A, the side of the overcoat cold water inlet 16 of overcoat water inlet of hot water 17/ is set on overcoat 1
The end face at end be provided with some horizontal evaginations every valve convex portion 15, be arranged at intervals between valve convex portion 15.In this way, without in valve body
Upper setting spacer convex portion 34.
As schemed shown in D, relative to figure A, overcoat perisporium 12 is provided with the overcoat sealed groove 14 for being used for disposing sealing ring 6.
As schemed shown in E, overcoat 1 is two-part structure, wherein one section it is upper set through hole as overcoat cold water inlet 16/ outside
Water inlet of hot water 17 is covered, the overcoat cold water of overcoat water inlet of hot water 17/ is set to outside one section of one end side end most outwardly in addition and enters
The mouth of a river 16.Each section can lead directly to cylindrical shape, can also set overcoat step 13 or overcoat sealed groove 14 thereon.
Embodiment six
Relative to embodiment three, as shown in Figure 10, the overcoat 1 in the present embodiment is the malformation of overcoat in embodiment one.
As schemed shown in A, overcoat 1 is in cylindrical toroidal, and offer two through hole on overcoat perisporium 12 enters respectively as overcoat cold water
The mouth of a river 16 and overcoat water inlet of hot water 17.When this overcoat is installed, sealing ring 6 is directly sleeved on to the overcoat cold water inlet of overcoat 1
Between 16 and overcoat water inlet of hot water 17, sealing water proof effect can be played.
As shown in panelb, it is provided with overcoat step 13 relative to figure A, overcoat perisporium 12.
As schemed shown in C, overcoat 1 is two-part structure, be all provided with two sections through hole respectively as overcoat cold water inlet 16 and
Overcoat water inlet of hot water 17.Each section can lead directly to cylindrical shape, can also set overcoat step 13 or overcoat sealing thereon
Groove 14.
Embodiment seven
Relative to embodiment one, as shown in figure 11, the inner sliding sleeve in the present embodiment is the malformation of inner sliding sleeve in embodiment one.
A wider inlet area 27 is transversely provided with the outer wall of inner sliding sleeve 2, the lateral length of the inlet area 27 is in overcoat cold water
Between water inlet 16 and the maximum spacing and minimum spacing of overcoat water inlet of hot water 17.
Embodiment eight
Relative to embodiment one, as shown in figure 12, the inner sliding sleeve in the present embodiment is the malformation of inner sliding sleeve in embodiment one.
Two through holes are interval with the outer wall of inner sliding sleeve 2 as inner sliding sleeve cold water inlet 25 and inner sliding sleeve water inlet of hot water 26, should
The position of inner sliding sleeve cold water inlet 25 and inner sliding sleeve water inlet of hot water 26 intakes with overcoat cold water inlet 16 and overcoat hot water
Mouth 17 is corresponding.
Above-described embodiment, shows overcoat, the diversity of inner sliding sleeve structure, and technical characteristic can be with juxtaposition, according to not
Same situation, processing method also can be otherwise varied, and overcoat can also carry out matched combined with inner sliding sleeve, be not limited in above-described embodiment
Matched combined form.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention；Therefore, if originally
Love is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase
Consistent most wide scope.
Claims (23)
1. a kind of constant temperature valve core, including valve body（3）, temperature-sensitive element（4）, back-moving spring（5）, valve body（3）Including upper valve body（31）、
Middle valve body（32）, lower valve body（33）, wherein upper valve body（31）Temperature-regulating handle is installed（311）And handle sleeve（312）, middle valve body
（32）Perisporium be provided with cold water inlet（321）And water inlet of hot water（322）, lower valve body（33）Bottom is provided with mixing water water outlet
Mouthful（331）, it is characterised in that in valve body（3）Slide bushing assembly is inside installed, the slide bushing assembly includes overcoat（1）And inner sliding sleeve
（2）, wherein overcoat（1）Center is provided with overcoat inner chamber（11）, overcoat entity part is overcoat perisporium（12）, overcoat（1）It is upper or its
End is provided with overcoat cold water inlet（16）With overcoat water inlet of hot water（17）, overcoat（1）It is fixed in valve body；Inner sliding sleeve（2）
It is installed in overcoat, and can be in overcoat（1）Inside slide axially, inner sliding sleeve（2）Outer wall and overcoat（1）Inwall closely tie
Close；Inner sliding sleeve（2）Center be provided with inner sliding sleeve inner chamber（21）, inner sliding sleeve inner chamber（21）It is interior to be provided with connecting seat（22）, connecting seat
（22）Water through hole is crossed provided with what water supply stream passed through（23）, inner sliding sleeve（2）Upper or its end, which is provided with, corresponds to the water inlet of overcoat cold water
Mouthful（16）With overcoat water inlet of hot water（17）Inner sliding sleeve cold water inlet（25）With inner sliding sleeve water inlet of hot water（26）；It is wherein hot
Quick element（4）With inner sliding sleeve（2）Connecting seat（22）Connection.
2. constant temperature valve core as claimed in claim 1, it is characterised in that temperature-sensitive element（4）For paraffin thermostatic assembly, including thermometer bulb
（43）, connecting rod（42）And push rod（41）, thermometer bulb（43）Also include bottom bar（44）, bottom bar（44）The mixing water for directing reach lower valve body goes out
The mouth of a river（331）, connecting rod（42）With connecting seat（22）It is fixedly connected, push rod（41）With handle sleeve（312）Mutually push up, thermometer bulb（43）On
Also it is cased with back-moving spring（5）.
3. constant temperature valve core as claimed in claim 2, it is characterised in that connecting seat（22）Centre is provided with installation through-hole（24）, mistake
Water through hole（23）It is arranged on installation through-hole（24）Periphery, connecting rod（42）Through installation through-hole（24）And with a nut（45）Spiral shell
Connect fixation, inner sliding sleeve（2）Connecting seat（22）Fixation is locked at nut（45）With thermometer bulb（43）Between.
4. constant temperature valve core as claimed in claim 3, it is characterised in that connecting seat（22）Installation through-hole（24）Hole wall on set
Screw thread is installed（241）, connecting rod（42）With connecting seat（22）Directly be spirally connected fixation.
5. constant temperature valve core as claimed in claim 1, it is characterised in that overcoat（1）In straight-through cylindrical toroidal.
6. constant temperature valve core as claimed in claim 5, it is characterised in that overcoat perisporium（12）On be additionally provided with the overcoat step of ring wall
（13）.
7. constant temperature valve core as claimed in claim 5, it is characterised in that overcoat perisporium（12）On be additionally provided with for disposing sealing ring
（6）Overcoat sealed groove（14）.
8. the constant temperature valve core as described in claim 5-7 is any, it is characterised in that overcoat（1）With middle valve body（22）Between be provided with
Sealing ring（6）.
9. the constant temperature valve core as described in claim 5-7 is any, it is characterised in that hot water or cold water is respectively from overcoat during use（1）Two
End is outside to be entered, overcoat（1）Both ends outside be set to overcoat cold water inlet（16）And overcoat water inlet of hot water（17）.
10. constant temperature valve core as claimed in claim 9, it is characterised in that overcoat（1）Both ends end face on be equipped with some transverse directions
Evagination every valve convex portion（15）, every valve convex portion（15）It is provided at circumferentially spaced.
11. constant temperature valve core as claimed in claim 9, it is characterised in that overcoat（1）Installed in the overcoat mounting surface one of valve body
（313）And overcoat mounting surface two（332）Between, wherein overcoat mounting surface one, two（313、331）On be equipped with some horizontal evaginations
Spacer convex portion（34）, spacer convex portion（34）It is provided at circumferentially spaced, overcoat（2）Both ends end face respectively with overcoat mounting surface one,
Two（313、332）On spacer convex portion（34）Abut.
12. the constant temperature valve core as described in claim 5-7 is any, it is characterised in that overcoat perisporium（12）Side be provided with through hole
As overcoat cold water inlet（16）/ overcoat water inlet of hot water（17）, overcoat perisporium（12）Opposite side side end outside be set to
Overcoat water inlet of hot water（17）/ overcoat cold water inlet（16）.
13. constant temperature valve core as claimed in claim 12, it is characterised in that overcoat（1）On be set to overcoat water inlet of hot water（17）/
Overcoat cold water inlet（16）Side end end face be provided with some horizontal evaginations every valve convex portion（15）, every valve convex portion（15）Week
To interval setting.
14. constant temperature valve core as claimed in claim 12, it is characterised in that overcoat（1）Installed in the overcoat mounting surface one of valve body
（313）And overcoat mounting surface two（332）Between, wherein overcoat（1）Through hole is provided with as overcoat cold water inlet（16）/ overcoat
Water inlet of hot water（17）Side directly with overcoat mounting surface one（313）Or overcoat mounting surface two（332）Abut, it is corresponding
Overcoat mounting surface two（332）Or overcoat mounting surface one（313）It is provided with the spacer convex portion of some horizontal evaginations（34）, spacer convex portion
（34）It is provided at circumferentially spaced, overcoat（1）The side end of opposite side and spacer convex portion（34）Abut.
15. the constant temperature valve core as described in claim 5-7 is any, it is characterised in that overcoat perisporium（12）On offer two through hole
Respectively as overcoat cold water inlet（16）And overcoat water inlet of hot water（17）.
16. constant temperature valve core as claimed in claim 1, it is characterised in that overcoat（1）For two-part structure, its two sections are respectively
Left outside set（1-3）And right overcoat（1-4）, left outside set（1-3）With right overcoat（1-4）The upper through hole that opens up respectively enters as overcoat cold water
The mouth of a river（16）, overcoat water inlet of hot water（17）.
17. constant temperature valve core as claimed in claim 16, it is characterised in that overcoat（1）Structure can also be：Left outside set（1-
3）Or right overcoat（1-4）Upper setting through hole is as overcoat cold water inlet（16）/ overcoat water inlet of hot water（17）, it is corresponding right outer
Set（1-4）Or left outside set（1-3）Side end outwardly outside be set to overcoat water inlet of hot water（17）/ overcoat cold water inlet
（16）.
18. constant temperature valve core as claimed in claim 16, it is characterised in that overcoat（1）Structure can also be：In use, cold,
Hot water is intake from two outer ends of overcoat assembly, left outside set（1-3）, right overcoat（1-4）Side end outwardly outside be set to
Overcoat cold water inlet（16）With overcoat water inlet of hot water（17）.
19. the constant temperature valve core as described in claim 17 or 18, it is characterised in that left outside set（1-3）Or right overcoat（1-4）Side
End is set to overcoat water inlet of hot water（17）/ overcoat cold water inlet（16）When, the end face of the side end is provided with some horizontal evaginations
Every valve convex portion（15）, every valve convex portion（15）It is provided at circumferentially spaced.
20. constant temperature valve core as claimed in claim 1, it is characterised in that inner sliding sleeve（2）In cylindrical toroidal, hot water or cold water during use
Respectively from inner sliding sleeve（2）Both ends enter mixed, inner sliding sleeve（2）Two-port be respectively inner sliding sleeve cold water inlet（25）
And inner sliding sleeve water inlet of hot water（26）.
21. constant temperature valve core as claimed in claim 20, it is characterised in that inner sliding sleeve（2）Outer wall be provided with through hole and make
For inner sliding sleeve cold water inlet（25）/ inner sliding sleeve water inlet of hot water（26）, inner sliding sleeve（2）Two-port in one of port
As inner sliding sleeve water inlet of hot water（26）/ inner sliding sleeve cold water inlet（25）.
22. constant temperature valve core as claimed in claim 20, it is characterised in that inner sliding sleeve（2）Outer wall on be interval with two it is logical
Hole is as inner sliding sleeve cold water inlet（25）And inner sliding sleeve water inlet of hot water（26）, the inner sliding sleeve cold water inlet（25）And interior cunning
Cover water inlet of hot water（26）Position and overcoat cold water inlet（16）And overcoat water inlet of hot water（17）It is corresponding.
23. constant temperature valve core as claimed in claim 20, it is characterised in that inner sliding sleeve（2）Outer wall on be transversely provided with inhalant region
Domain（27）, the inlet area（27）Lateral length in overcoat cold water inlet（16）And overcoat water inlet of hot water（17）Maximum
Between spacing and minimum spacing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710690445.0A CN107559460A (en) | 2017-08-14 | 2017-08-14 | A kind of constant temperature valve core |
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|---|---|---|---|
| CN201710690445.0A CN107559460A (en) | 2017-08-14 | 2017-08-14 | A kind of constant temperature valve core |
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| CN107559460A true CN107559460A (en) | 2018-01-09 |
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| CN109404559A (en) * | 2018-01-22 | 2019-03-01 | 台州市国人温控卫浴科技有限公司 | A kind of thermostatic valve core intake or reversely installed applied to road of turning one's coat |
| CN109724256A (en) * | 2018-12-29 | 2019-05-07 | 钱娟娟 | Water heater pipeline |
| CN110469693A (en) * | 2019-09-17 | 2019-11-19 | 上海易匠阀芯有限公司 | A kind of thermostatic valve core and constant-temperature water faucet |
| CN111102388A (en) * | 2020-01-16 | 2020-05-05 | 惠达卫浴股份有限公司 | Constant temperature shower suitable for solar water heater |
| CN114408226A (en) * | 2022-01-19 | 2022-04-29 | 中国科学院长春光学精密机械与物理研究所 | Paraffin temperature sensing element and shutter adjusting mechanism based on thermal control of paraffin temperature sensing element |
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