CN209262320U - A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed - Google Patents

A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed Download PDF

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Publication number
CN209262320U
CN209262320U CN201821666243.9U CN201821666243U CN209262320U CN 209262320 U CN209262320 U CN 209262320U CN 201821666243 U CN201821666243 U CN 201821666243U CN 209262320 U CN209262320 U CN 209262320U
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temperature
valve
water
cold water
valve core
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CN201821666243.9U
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谢庆俊
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ZHUHAI CITY SUPREMA THERMOSTATIC SANITARY WARE CO Ltd
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ZHUHAI CITY SUPREMA THERMOSTATIC SANITARY WARE CO Ltd
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Abstract

The utility model provides a kind of thermostatic valve core that feed water flow road junction is adaptively closed, including thermostatic control valve rod, valve core, temperature-sensitive element and valve pocket, and thermostatic control valve rod lower end is also threaded with the hexagonal valve rod in spool intracoelomic cavity;The middle part outer wall of valve pocket is radially respectively equipped with cold water inlet hole and hot water inlet hole, and the bottom end of valve pocket is equipped with mixing apopore;The middle part suit of temperature-sensitive element is fixed with the flow regulator for controlling cold water inlet hole and hot water inlet hole's flow of inlet water respectively by upper surface and lower end surface, the periphery of flow regulator offers cold water via hole, the special-shaped seal ring of the closing cold water inlet hole and hot water inlet hole that pre-tighten for elasticity is respectively fitted on the upper and lower end face of flow regulator, temperature-sensitive element drives flow regulator to move up and down to adjust the inflow of hot and cold water and then control the mixed water that the various temperature of outflow are constant in mixing apopore;The utility model also provides a kind of tap of thermostatic valve core being adaptively closed using feed water flow road junction.

Description

A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed
[technical field]
The utility model relates to plumbing technology more particularly to a kind of thermostatic valve cores that feed water flow road junction is adaptively closed And its tap.
[background technique]
As people's lives level improves, the tap of domestic water uses hot and cold water tap mostly, using general When water flowing faucet, since the water temperature that regulates is by the variation of hot water or cold water's water supply pressure, easily cause go out for the water temperature of mixing water Existing sometimes hot and sometimes cold cataclysm fluctuation, when especially taking a shower, user feels ice-cold at once, will cause the uncomfortable feeling answered, And cause the waste of water resource.
Popularization of the constant-temperature constant-pressure tap due to water-saving and environmental protection and by people, by more and more widely using on various occasions Bathing water system in, constant-temperature constant-pressure tap is advantageous in that, can to avoid common valve core because intake pressure change or intake The sometimes hot and sometimes cold problem of leaving water temperature caused by temperature is unstable, safety scald-proof, pressure of supply water can be changed automatic compensation and Leaving water temperature can be stablized.
But tap currently on the market is mostly discharged using side, causes that structure is complicated, at high cost, causes processing technology It is cumbersome, processing difficulties, and also price is generally relatively high, it is difficult to popularize application;And in use, when fluid passes through valve pocket When inner cavity, the temperature-sensing element heated (or being cooled) under top cap makes piston mandril elongation (or shortening), due to the heat expansion of temperature-sensing element The length variation that shrinkage generates, be easy to cause top cap, the loosening of adjuster or by dieback;In addition, existing faucet valve core it is cold, Water inlet of hot water structure is simple, and the flow not only intake is small, but also the water flow intake is unstable, usually in supply water temperature, pressure In the case where changing, leaving water temperature is sometimes hot and sometimes cold, brings inconvenience to people's lives, and there is an urgent need to change current water The internal structure of tap valve core keeps its more convenient to use comfortable.
[utility model content]
The utility model provide a kind of simple structure, convenient control, runner rationally, flow trim, at feed water flow road junction The adaptive closing of elasticity is adaptively closed according to the feed water flow road junction of the quick adaptive maintenance effluent temperature constancy of temperature-sensitive element The thermostatic valve core and its tap of conjunction.
In order to realize that above-mentioned purpose of utility model, the technical solution adopted in the utility model be:
A kind of thermostatic valve core that feed water flow road junction is adaptively closed, including thermostatic control valve rod, valve core, temperature-sensitive element and Valve pocket, the thermostatic control valve stem sleeve is loaded in valve core, and temperature-sensitive element is assemblied in valve pocket, and the valve core is threadedly connected to The top of valve pocket;
Thermostatic control valve rod lower end is also threaded with the hexagonal valve rod in spool intracoelomic cavity, the hexagonal Crown cap spring, top cap and lock-screw are set gradually in the inner cavity of valve rod, the lock-screw is threadedly connected to hexagonal valve rod Top cap spring, top cap are simultaneously successively lock onto the inner cavity of hexagonal valve rod by bottom end, and the top cap spring and top cap constitute one and be used for Compensate the concertina construction of temperature-sensitive element length variation;
The middle part outer wall of the valve pocket is radially respectively equipped with the cold water inlet hole connecting with external water source and hot water water inlet The bottom end in hole, the valve pocket is equipped with to the mixing apopore for externally supplying mixing water;
It is set in top cap bottom end of the temperature-sensitive element upper end mandril in valve pocket in the lock-screw and hexagonal valve rod It touches, the middle part suit of temperature-sensitive element is fixed with controls cold water inlet hole and hot water inlet hole by upper surface and lower end surface respectively The flow regulator of flow of inlet water, the flow regulator are formed with the valve pocket inside mixed between apopore for cold water and heat The mixed water cavity of water mixing, is equipped with water segregator at the mixing apopore of the mixed water cavity bottom side;
The periphery of the flow regulator in axial direction offers at least one and cold water inlet hole is connected with mixed water cavity Cold water via hole, the downside of the hot water inlet hole is directly connected to mixed water cavity;
The temperature-sensitive element lower end is set in mixed water cavity and bottom end is connected on water segregator convenient for temperature-sensitive element The reset spring of reset, reset spring constitute one for compensating the concertina construction of temperature-sensitive element length variation;
The thermostatic control valve rod is moved up and down cold to adjust by hexagonal valve rod drive temperature-sensitive element and flow regulator The constant mixed water of outflow various temperature in the inflow and then control mixing apopore of hot water.
Further, the upper surface of the flow regulator is equipped with the closing cold water inlet hole for elasticity preload in valve The first sealing ring that cold water inlet hole is closed in the cold water runner of set inside formation, effectively sealing.
Further, the upper surface of the flow regulator is also provided with for assembling the first end for fixing the first sealing ring Face groove is equipped in first end face groove and is set on temperature-sensitive element and by the first sealing ring clinching in first end face groove The upper end clamp nut for the closing cold water runner that outer edge elasticity that is interior and making the first sealing ring pre-tightens, corresponding upper end compresses Nut is circumferentially with the upper end cold water through-hole being connected to cold water via hole.
Further, the lower end surface of the flow regulator is equipped with the closing hot water inlet hole for elasticity preload in valve The second sealing ring that hot water inlet hole is closed in the hot water flux of set inside formation, effectively sealing.
Further, the lower end surface of the flow regulator is also provided with for assembling the second end for fixing the second sealing ring Face groove is equipped in second end face groove and is set on temperature-sensitive element and by the second sealing ring clinching in second end face groove The lower end clamp nut for the closing hot water flux that outer edge elasticity that is interior and making the second sealing ring pre-tightens, corresponding lower end compresses Nut is circumferentially with the lower end cold water through-hole being connected to cold water via hole.
Further, the spring pad for being used to support reset spring upper surface is further sleeved on the temperature-sensitive element of the mixed water cavity Piece.
Further, it is set in the middle part of the flow regulator and is convenient for sealing against each other between the two with valve sleeving inner wall cooperation First O-ring seal of connection.
Further, the valve core top is equipped with the circlip for fixing thermostatic control valve rod, corresponds on the downside of circlip The shaft shoulder junction of valve core and temperature control adjusting valve bar is equipped with convenient for the lubricating gasket that mutual lubricant is tightly connected between the two, The second O-shaped sealing that the shaft junction of valve core inner wall and temperature control adjusting valve bar is equipped with convenient for rotary seal between the two axial direction Circle.
Further, it is respectively installed in the cold water inlet hole and the corresponding valve pocket peripheral outer wall of hot water inlet hole to cold The filter screen that water and hot water are filtered.
Tap, the tap use a kind of above-mentioned thermostatic valve core that feed water flow road junction is adaptively closed.
The beneficial effects of the utility model are:
The utility model rotates the hexagonal stem movement being threadedly coupled with it, the driving of hexagonal valve rod using temperature control adjusting valve bar Temperature-sensitive element movement, temperature-sensitive element drive flow regulator, adjust hot and cold water using the upper and lower end face gap of flow regulator Inflow realizes lower water temperature;It is simple with structure, it is easy to install and use, it not will cause the confession of the adjustment tap of maloperation Water water temperature only need to once be set, that is, the water that can avoid overheat causes to scald to user.
In addition, being respectively fitted with the closing cold water inlet hole pre-tightened for elasticity and heat on the upper and lower end face of flow regulator The special-shaped seal ring of water inlet opening convenient for water inlet size of the more acurrate control hot and cold water in mixed water cavity, and then accurately controls The corresponding hot and cold water of hot water or cold water's runner enters the water inlet ratio that water cavity is mixed locating for temperature-sensitive element, and then more accurately controls mixing The temperature of water more can guarantee the accurate control of leaving water temperature;And close encapsulation more effectively to hot water or cold water's runner is played, It seals relatively reliable.
[Detailed description of the invention]
Fig. 1 is the Inlet and outlet water structural schematic diagram of the utility model;
Fig. 2 is the assembling structure enlarged diagram of temperature-sensitive element and flow regulator in the utility model.
Specific embodiment of the present utility model is described in more detail below in conjunction with attached drawing.
[specific embodiment]
A kind of thermostatic valve core that feed water flow road junction is adaptively closed, is mainly used in tap, such as Fig. 1 and Fig. 2 institute Show, including thermostatic control valve rod 1, valve core 2, temperature-sensitive element 3 and valve pocket 4, thermostatic control valve rod 4 are set in valve core 2, Temperature-sensitive element 3 is assemblied in valve pocket 4, and valve core 2 is threadedly connected to the top of valve pocket 4;The middle part outer wall of valve pocket 4 radially divides The cold water inlet hole 5 that She You not connect with external water source and hot water inlet hole 6 are equipped with mixed to externally supplying in the bottom end of valve pocket 4 The mixing apopore 7 of Heshui;Wherein, it is set in cold water inlet hole 5 and corresponding 4 peripheral outer wall of valve pocket of hot water inlet hole 6 There is the filter screen 8 being filtered to hot water or cold water.It is also threaded in 1 lower end of thermostatic control valve rod positioned at valve core 2 Hexagonal valve rod 9 in inner cavity sets gradually crown cap spring 10, top cap 11 and lock-screw 12 in the inner cavity of the hexagonal valve rod 9, Lock-screw 12 is threadedly connected to 9 bottom end of hexagonal valve rod and top cap spring 10, top cap 11 is successively lock onto hexagonal valve rod 9 In chamber, the top cap spring 10 and top cap 11 constitute one for compensating the concertina construction of 3 length of temperature-sensitive element variation.
Continue as depicted in figs. 1 and 2, be set in 3 upper end mandril 30 of temperature-sensitive element in valve pocket 4 pass through lock-screw 12, It is touched with 11 bottom end of top cap in hexagonal valve rod 9, the middle part suit of temperature-sensitive element 3 is fixed with through upper surface and lower end surface difference Control cold water inlet hole and hot water inlet hole's flow of inlet water flow regulator 13, the middle part of flow regulator 13 be set with Valve sleeving inner wall cooperation is convenient for mutually sliding up and down the first O-ring seal 14 of sealing between the two.The flow regulator 13 and mixed The mixed water cavity H for being formed inside the valve pocket 4 between apopore 7 and being mixed for cold water with hot water is closed, the mixing water outlet of the bottom side water cavity H is mixed Water segregator 15 is installed at hole 7;3 lower end of temperature-sensitive element is set in mixed water cavity H and bottom end is connected on water segregator 15 Convenient for the reset spring 16 that temperature-sensitive element 3 resets, reset spring 16 constitutes one for compensating the flexible of 3 length of temperature-sensitive element variation Property structure, be further sleeved with the spring shim 17 for being used to support 16 upper surface of reset spring on the temperature-sensitive element 3 of mixed water cavity H.It is flowing The periphery of amount adjuster 13 in axial direction offers multiple circumferential directions and is uniformly distributed, cold water inlet hole 5 is connected with mixed water cavity H Cold water via hole 130, the downside of hot water inlet hole 6 are directly connected to mixed water cavity H;In use, thermostatic control valve rod 1 passes through hexagonal Valve rod 9 drives temperature-sensitive element 3 and flow regulator 13 to move up and down to adjust the inflow of hot and cold water and then control mixing water outlet The constant mixed water of the various temperature of outflow in hole 7.
As depicted in figs. 1 and 2, the closing cold water water inlet pre-tightened for elasticity is equipped in the upper surface of flow regulator 13 First sealing ring 18 of cold water runner, effectively sealing closing cold water inlet hole 5 that hole 5 is formed on the inside of valve pocket, flow regulator 13 upper surface is also provided with for assembling the first end face groove 130 for fixing the first sealing ring, peace in first end face groove 130 Equipped with being set on temperature-sensitive element 3 and by 18 clinching of the first sealing ring in first end face groove 130 and making the first sealing ring The upper end clamp nut 19 for the closing cold water runner that 18 outer edge elasticity pre-tightens, the circumferential direction of corresponding upper end clamp nut 19 are set There is the upper end cold water through-hole 190 being connected to cold water via hole 130.
Continue as depicted in figs. 1 and 2, the closing hot water pre-tightened for elasticity to be equipped in the lower end surface of flow regulator 13 The second sealing ring 20 of hot water flux, effectively sealing closing hot water inlet hole 6 that inlet opening 6 is formed on the inside of valve pocket, flow tune The lower end surface of section device 13 is also provided with for assembling the second end face groove 131 for fixing the second sealing ring, second end face groove 131 It is inside equipped with and is set on temperature-sensitive element and by 20 clinching of the second sealing ring in second end face groove 131 and making second close The lower end clamp nut 21 for the closing hot water flux that the outer edge elasticity of seal 20 pre-tightens, the week of corresponding lower end clamp nut 21 To equipped with the lower end cold water through-hole 210 being connected to cold water via hole 130.
Wherein, 2 top of valve core is equipped with the circlip 22 for fixing thermostatic control valve rod 1, the valve of corresponding 22 downside of circlip The lubricating gasket that the shaft shoulder junction of core 2 and temperature control adjusting valve bar 1 is equipped with convenient for mutual lubricant sealed connection between the two 23, the shaft junction of 2 inner wall of valve core and temperature control adjusting valve bar 1 set there are two convenient for both the of rotary seal between axial direction Two O-ring seals 24.Moreover, being set with multiple be convenient for and tap inner wall sealing company in the outer wall circumferential direction of valve core 2 and valve pocket 4 The O-ring seal connect.
It rotates the hexagonal valve rod 9 being threadedly coupled with it using temperature control adjusting valve bar 1 to move, hexagonal valve rod 9 drives thermal element Part 3 moves, and temperature-sensitive element 3 drives flow regulator 13, adjusts hot and cold water using the upper and lower end face gap of flow regulator 13 Inflow realizes lower water temperature;It is simple with structure, it is easy to install and use, it not will cause the confession of the adjustment tap of maloperation Water water temperature only need to once be set, that is, the water that can avoid overheat causes to scald to user.
In addition, be respectively fitted on the upper and lower end face of flow regulator 13 for elasticity pre-tighten closing cold water inlet hole and The special-shaped seal ring of hot water inlet hole convenient for water inlet size of the more acurrate control hot and cold water in mixed water cavity, and then is accurately controlled Refrigeration, the corresponding hot and cold water of hot water flux enter the water inlet ratio that water cavity H is mixed locating for temperature-sensitive element 3, and then more accurately control The temperature of mixing water more can guarantee the accurate control of leaving water temperature;And it plays more effectively close to the closing of hot water or cold water's runner Envelope seals relatively reliable.
Embodiment described above is the preferred embodiment for being the utility model, and the reality of the utility model is not limited with this Range is applied, it is all according to equivalence changes made by the shape of the utility model, construction and principle, the guarantor of the utility model should all be covered by It protects in range.

Claims (10)

1. a kind of thermostatic valve core that feed water flow road junction is adaptively closed, including thermostatic control valve rod, valve core, temperature-sensitive element and valve Set, the thermostatic control valve stem sleeve is loaded in valve core, and temperature-sensitive element is assemblied in valve pocket, and the valve core is threadedly connected to valve The top of set;It is characterized by:
Thermostatic control valve rod lower end is also threaded with the hexagonal valve rod in spool intracoelomic cavity, the hexagonal valve rod Inner cavity in set gradually crown cap spring, top cap and lock-screw, the lock-screw is threadedly connected to hexagonal valve rod bottom end And successively lock onto top cap spring, top cap in the inner cavity of hexagonal valve rod, the top cap spring and top cap constitute one for compensating The concertina construction of temperature-sensitive element length variation;
The middle part outer wall of the valve pocket is radially respectively equipped with the cold water inlet hole connecting with external water source and hot water inlet hole, institute The bottom end for stating valve pocket is equipped with to the mixing apopore for externally supplying mixing water;
The temperature-sensitive element upper end mandril in valve pocket is set in touch across the lock-screw, with the top cap bottom end in hexagonal valve rod Connect, the middle part of temperature-sensitive element suit be fixed with by upper surface and lower end surface control respectively cold water inlet hole and hot water inlet hole into The flow regulator of water flow, the flow regulator are formed with the valve pocket inside mixed between apopore for cold water and hot water The mixed water cavity of mixing is equipped with water segregator at the mixing apopore of the mixed water cavity bottom side;
The flow regulator periphery in axial direction offer at least one cold water inlet hole is connected with mixed water cavity it is cold Water via hole, the downside of the hot water inlet hole are directly connected to mixed water cavity;
The temperature-sensitive element lower end is set in mixed water cavity and bottom end is connected on water segregator and resets convenient for temperature-sensitive element Reset spring, reset spring constitute one for compensate temperature-sensitive element length variation concertina construction;
The thermostatic control valve rod drives temperature-sensitive element and flow regulator to move up and down by hexagonal valve rod to adjust hot and cold water Inflow so that control the constant mixed water of outflow various temperature in mixing apopore.
2. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that the stream Amount adjuster upper surface be equipped with for elasticity pre-tighten closing cold water inlet hole formed on the inside of valve pocket cold water runner, have The first sealing ring of cold water inlet hole is closed in effect sealing.
3. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 2, which is characterized in that the stream The upper surface of amount adjuster is also provided with for assembling the first end face groove for fixing the first sealing ring, peace in first end face groove Equipped with being set on temperature-sensitive element and by the first sealing ring clinching in first end face groove and making the outside of the first sealing ring The upper end clamp nut for the closing cold water runner that edge elasticity pre-tightens, corresponding being circumferentially with for upper end clamp nut are connected with cold water The upper end cold water through-hole of hole connection.
4. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that the stream Amount adjuster lower end surface be equipped with for elasticity pre-tighten closing hot water inlet hole formed on the inside of valve pocket hot water flux, have The second sealing ring of hot water inlet hole is closed in effect sealing.
5. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 4, which is characterized in that the stream The lower end surface of amount adjuster is also provided with for assembling the second end face groove for fixing the second sealing ring, peace in second end face groove Equipped with being set on temperature-sensitive element and by the second sealing ring clinching in second end face groove and making the outside of the second sealing ring The lower end clamp nut for the closing hot water flux that edge elasticity pre-tightens, corresponding being circumferentially with for lower end clamp nut are connected with cold water The lower end cold water through-hole of hole connection.
6. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that described mixed The spring shim for being used to support reset spring upper surface is further sleeved on the temperature-sensitive element of water cavity.
7. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that the stream The first O-ring seal for sealing against each other connection between the two with valve sleeving inner wall cooperation is set in the middle part of amount adjuster.
8. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that the valve Core top is equipped with the circlip for fixing thermostatic control valve rod, the axis of valve core and temperature control adjusting valve bar on the downside of corresponding circlip Shoulder junction is equipped with convenient for the lubricating gasket that mutual lubricant is tightly connected between the two, valve core inner wall and temperature control adjusting valve bar Shaft junction be equipped with convenient for both the second O-ring seal of rotary seal between axial direction.
9. a kind of thermostatic valve core that feed water flow road junction is adaptively closed according to claim 1, which is characterized in that described cold The filtering being filtered to hot water or cold water is respectively installed in water inlet opening and the corresponding valve pocket peripheral outer wall of hot water inlet hole Net.
10. tap, which is characterized in that the tap using one kind described in claim 1 to 9 any one claim into The thermostatic valve core that water flow road junction is adaptively closed.
CN201821666243.9U 2018-10-12 2018-10-12 A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed Active CN209262320U (en)

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Application Number Priority Date Filing Date Title
CN201821666243.9U CN209262320U (en) 2018-10-12 2018-10-12 A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821666243.9U CN209262320U (en) 2018-10-12 2018-10-12 A kind of thermostatic valve core and its tap that feed water flow road junction is adaptively closed

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CN209262320U true CN209262320U (en) 2019-08-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114830059A (en) * 2019-11-13 2022-07-29 韦内特公司 Thermostatic device for regulating fluid circulation, thermostatic valve adapted to such a device, and method for manufacturing such a thermostatic device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114830059A (en) * 2019-11-13 2022-07-29 韦内特公司 Thermostatic device for regulating fluid circulation, thermostatic valve adapted to such a device, and method for manufacturing such a thermostatic device
CN114830059B (en) * 2019-11-13 2023-12-01 韦内特公司 Constant temperature device for regulating fluid circulation, constant temperature valve adapted to constant temperature device, and manufacturing method of constant temperature device

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