CN101498381B - Constant temperature balanced pressure water nozzle valve core - Google Patents
Constant temperature balanced pressure water nozzle valve core Download PDFInfo
- Publication number
- CN101498381B CN101498381B CN 200810220340 CN200810220340A CN101498381B CN 101498381 B CN101498381 B CN 101498381B CN 200810220340 CN200810220340 CN 200810220340 CN 200810220340 A CN200810220340 A CN 200810220340A CN 101498381 B CN101498381 B CN 101498381B
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- water
- valve
- hot water
- constant temperature
- cold water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000037361 pathway Effects 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005303 weighing Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
- G05D23/1306—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids
- G05D23/132—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids with temperature sensing element
- G05D23/134—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids with temperature sensing element measuring the temperature of mixed fluid
- G05D23/1346—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for liquids with temperature sensing element measuring the temperature of mixed fluid with manual temperature setting means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention relates to a nozzle valve core with constant temperature and pressure, comprising a valve sleeve, and a temperature regulating assembly, a thermal sensitive element, a regulator and a return spring cooperatively arranged in the internal chamber of the valve sleeve from top to bottom, and further comprising a water separating element and a compressing sealing element sleeved in the internal chamber of the valve sleeve. A water outlet, a cold water inlet and a hot water inlet are arranged at different heights of the side wall of the valve sleeve from top to bottom; the water separating element is matched with the cold water inlet and hot water inlet to confine a cold water pathway and a hot water pathway and provide a cold water control opening and a hot water control opening respectively matching with the cold water pathway and the hot water pathway; the compressing sealing element is sealed with the inner wall of the valve sleeve and compresses the water separating element in the valve sleeve; and the regulator floats between the cold water control opening and hot water control opening under the action of the thermal sensitive element and the return spring. The invention forms a zigzag water inlet pathway to remarkably balance water inlet pressure while ensuring constant temperature, and also has the advantages of simple structure, safety and reliability.
Description
Technical field
The present invention relates to the plumbing technical field, relate in particular to constant temperature constant pressure valve core.
Background technique
Progress and growth in the living standard along with science and technology, spool with constant temperature function has been widely used in various bathing water systems such as family, hotel, its characteristics are, the user can adjust coolant-temperature gage according to actual needs voluntarily, after temperature is set, mix effluent temperature constancy, can avoid common spool because of the sometimes hot and sometimes cold problem of water-exit temperature that intake pressure changes and the temperature instability causes, safety is anti-scald.
Effectively the key point of control effluent temperature constancy is the water-exit temperature that sensing is authentic and valid, and the ratio that can regulate cold and hot water inlet delicately.The water-exit temperature that described sensing is authentic and valid is meant that hot and cold water will fully mix, the temperature of sensing mixing water outlet, and this point prior art can solve comparatively perfectly;
In addition, the weighing apparatus pressure of control water inlet also is the key factor that guarantees effluent temperature constancy.Existing constant temperature valve core major part does not provide the weighing apparatus compression functions, promptly cold water, hot water from the spool bottom or side directly enter to mix in the water cavity and mix; And the small part constant temperature valve core that provides the weighing apparatus compression functions is to adopt independently to weigh to press assembly to control, its principle is to press floating of assembly by weighing apparatus, the balance intake pressure, as No. 200620053245.1 utility model patents of China, yet, adopt independent weighing apparatus to press the defective of element to be: complex structure is difficult for assembling.
In addition, existing constant temperature valve core can be for the wider range of regulating, and its upper limiting temperature value is bigger, does not insure temperature controlling, makes like this when misoperation, and accidents such as scald very easily take place because of water-exit temperature is too high,
Summary of the invention
The invention provides a kind of constant temperature balanced pressure water nozzle valve core, purpose is on the basis of constant temperature function, by simple structure, forms tortuous water inlet path, utilizes tortuous water inlet path to realize the function that weighing apparatus is pressed.
Above-mentioned purpose is realized by following technological scheme:
A kind of constant temperature balanced pressure water nozzle valve core comprises valve pocket, reaches the temperature adjustment component, thermosensitive element, regulator and the Returnning spring that are arranged on the valve pocket inner chamber from top to bottom ordinatedly, and sleeve side wall different heights from top to bottom offers water outlet, cold water intake and hot water intake; It is characterized in that: also comprise the branch water spare that is set in the valve pocket inner chamber and compress Sealing; Divide water spare to cooperate, limit out cold water pathway and hot water passageway, and cold water control mouth, the hot water control mouth that cooperates with described cold water pathway, hot water passageway respectively is provided with described cold water intake, hot water intake; Compress Sealing and valve sleeving inner wall and form sealing, and will divide water spare to be pressed in the valve pocket; Described regulator is subjected to the effect of thermosensitive element and return spring, floats between cold water control mouth and hot water control mouth.
Described temperature adjustment component comprises valve rod, valve rod linking mechanism and limits warm adjusting screw, valve rod top is stretched out by the top of described temperature adjustment valve pocket, the valve rod linking mechanism cooperates with stem lower portion, be subjected to valve rod to drive action up and down reciprocatingly, valve rod is provided with inner bolt hole, and the inner bolt hole inner height is provided with the limit temperature adjusting screw of can be downwards replacing with described valve rod linking mechanism adjustablely.
Among the present invention, temperature regulation, temperature-sensitive and cold and hot water inlet proportional control partly keep structure similar to traditional constant temperature valve core and effect, have guaranteed the constant temperature function; By branch water spare is set, when it isolates cold and hot water inlet, formed tortuous water inlet path respectively, theoretically, tortuous water inlet path has certain resistance or inhibitory action to water inlet, according to experiment showed, that tortuous water inlet path has tangible effect to the balance intake pressure.The limit temperature adjusting screw that is provided with in the inner bolt hole of valve rod can be replaced with described valve rod linking mechanism downwards, by regulating the height of the warm adjusting screw of limit, the CLV ceiling limit value of temperature adjustment when using can be set.The present invention also has advantage simple in structure, safe and reliable.
Description of drawings
Fig. 1 is the outward appearance front view of constant temperature balanced pressure water nozzle valve core of the present invention;
Fig. 2 is the sectional view of constant temperature balanced pressure water nozzle valve core of the present invention;
Fig. 3 is the explosive view of constant temperature balanced pressure water nozzle valve core of the present invention.
Embodiment
In conjunction with Fig. 2 and shown in Figure 3, the constant temperature balanced pressure water nozzle valve core that present embodiment provides comprises: lower valve sleeve 1, first seal ring 3, second seal ring 8, divide water spare 2, the 3rd seal ring 5, Returnning spring 4, regulator 7, the 4th seal ring 6, compress Sealing 10, the 5th seal ring 9, thermosensitive element 11, screw 14, top cap 17, damping spring 18, the 6th seal ring 12, screw rod 13, valve rod 19, temperature adjustment valve pocket 16, the 7th seal ring 15, collar 20 and limit warm adjusting screw 21.
In conjunction with consulting Fig. 2 and Fig. 3, temperature adjustment valve pocket 16 outer rims are provided with the 7th seal ring 15, and temperature adjustment valve pocket 16 bottoms are provided with water outlet 161, and lower end mouth is provided with internal thread.Lower valve sleeve 1 upper end correspondence is provided with outside thread, and lower valve sleeve 1 lower sides is provided with cold water intake 103 and hot water intake 104.Temperature adjustment valve pocket 16 is equipped with up and down with lower valve sleeve 1, forms whole valve pocket (in conjunction with Fig. 1), and portion limits out a host cavity within it.
In conjunction with consulting Fig. 2 and Fig. 3, screw rod 13 offers endoporus, damping spring 18, top cap 17 and tighten up screw 14 from top to down and be arranged in the endoporus of screw rod 13, constitute whole valve rod linking mechanism, tighten up screw 14 and cooperate damping spring 18 that top cap 17 is compressed, top cap 17 is replaced with the thimble of thermosensitive element 11 and is cooperated.Screw rod 13 cooperates with valve rod 19 by trapezoidal thread, when making left-right rotation valve rod 19, can drive whole linkage component and up and down reciprocatingly move, rotate with valve rod 19 for fear of screw rod 13, screw rod 13 peripheries are provided with hexagonal in the present embodiment, and it can only be slided up and down in valve pocket.Valve rod 19 tops are stretched out by the top of temperature adjustment valve pocket 16, and valve rod 19 constitutes whole temperature adjustment component with described linking mechanism, and whole temperature adjustment component is used for cooperating with thermosensitive element 11, regulates the sensitivity to heat of thermosensitive element 11, thereby sets water-exit temperature.Collar 20 is arranged in the ring washer groove on temperature adjustment valve pocket 16 tops, the valve rod 19, between temperature adjustment valve pocket 16 inwalls and screw rod 13 outer walls the 6th seal ring 12 is set.Valve rod 19 is provided with inner bolt hole 191, be arranged in the inner bolt hole 191 with limitting warm adjusting screw 21 adjustable height, and can be downwards and screw rod 13 replace.
In conjunction with consulting Fig. 2 and Fig. 3, lower valve sleeve 1 peripheral different heights is provided with first seal ring 3 and second seal ring 8, divide water spare 2 to be arranged on lower valve sleeve 1 interior lower end, its lower end cooperates with lower valve sleeve 1 bottom, divide water spare 2 sidewalls to be provided with the 3rd seal ring 5 that cooperates with lower valve sleeve 1 inwall, divide water spare 2 limiting out cold water pathway above the 3rd seal ring 5 and between lower valve sleeve 1 inwall, divide water spare 2 limiting out hot water passageway below the 3rd seal ring 5 and between valve pocket 1 inwall, divide water spare 2 upper ends that cold water control mouth 21 is provided, the lower end provides hot water control mouth 22, divides water spare 2 upper ends at cold water control mouthful 21 places pressure-bearing portion 23 to be set.Compress Sealing 10 in the form of a ring, its center hole is that the temp.-sensing head of osculum and heat supply photosensitive elements 11 wears, the 5th seal ring 9 is arranged on the outer rim that compresses Sealing 10, by the 5th seal ring 9, compress Sealing 10 and form sealing with lower valve sleeve 1 inwall, compress Sealing 10 and cooperates with described pressure-bearing portion 23 downwards, will divide water spare 2 to be pressed in the lower valve sleeve 1, compress Sealing 10 and be provided with water outlet cooperation mouth 107.
The temp.-sensing head of thermosensitive element 11 stretches in the lower valve sleeve 1, and replace with regulator 7 and to cooperate, regulator 7 is set in the branch water spare 2, and the 4th seal ring 6 is set between minute water spare 2 inwalls, between regulator 7 lower ends and branch water spare 2 bottoms Returnning spring 4 is set, regulator 7 is subjected to the effect of thermosensitive element 11 and Returnning spring 4, floats at described cold water control mouth 21 and 22 in hot water control mouth.One of ordinary skill in the art will appreciate that regulator can be set in the periphery of branch water spare 2 fully by designing suitable structure, can realize regulating the effect of cold water control mouth 21 and hot water control mouth 22 equally.
The working procedure of the constant temperature balanced pressure water nozzle valve core that present embodiment provides is as follows: the hot water or cold water is respectively through cold water intake 103 and 104 inputs of hot water intake, respectively after the cold water pathway and hot water passageway via 2 qualifications of minute water spare, arrival cold water control mouth 21 and hot water control mouth 22, ratio according to current regulator 7 controls flows into mixed water cavity, abundant mixing thermosensitive element 11 temp.-sensing heads of upwards flowing through, behind the center hole through compressing Sealing 10, flow out from water outlet 161.Therebetween, water-exit temperature is subjected to the real-time monitoring of thermosensitive element 11, and thermosensitive element 11 cooperates Returnning spring 4 drive regulators 7 to move up and down when supply water temperature or variation in pressure, with change hot water or cold water's input ratio, thereby makes water-exit temperature keep constant.
The temperature adjustment principle of the constant temperature balanced pressure water nozzle valve core that present embodiment provides is as follows: left rotation and right rotation valve rod 19, effect by trapezoidal thread, the rotation of valve rod 19 is converted into the action up and down reciprocatingly of valve rod linking mechanism, the thimble of valve rod linking mechanism and then promotion thermosensitive element 11, thereby regulate the sensitivity to heat of thermosensitive element, reach the purpose that temperature is set.
The principle that the realization weighing apparatus of the constant temperature balanced pressure water nozzle valve core that present embodiment provides is pressed is as follows: by branch water spare 2 is set, when utilizing it to provide hot and cold water inlet to control mouth, formed tortuous hot and cold water inlet path respectively, theoretically, tortuous water inlet path has certain resistance or inhibitory action to water inlet, according to experiment showed, that tortuous water inlet path has tangible effect to the balance intake pressure.
Constant temperature balanced pressure water nozzle valve core that present embodiment the provides control principle of high safe water temperature is as follows: the limit temperature adjusting screw 21 of setting the inner bolt hole 191 of valve rod 19 in, limit warm adjusting screw 21 to replace with described valve rod linking mechanism downwards, by regulating the height of the warm adjusting screw 21 of limit, can limit the relative position of valve rod linking mechanism and valve rod 19, thereby the CLV ceiling limit value of temperature adjustment when using is set.
The foregoing description only is fully open unrestricted the present invention, and change or improvement for those skilled in the art are subjected to the conspicuous unsubstantiality that inspiration of the present invention makes all belong to the scope that the present invention discloses.
Claims (7)
1. constant temperature balanced pressure water nozzle valve core, comprise valve pocket, reach the temperature adjustment component, thermosensitive element, regulator and the Returnning spring that are arranged on the valve pocket inner chamber from top to bottom ordinatedly, sleeve side wall different heights from top to bottom offers water outlet, cold water intake and hot water intake; It is characterized in that: also comprise the branch water spare that is set in the valve pocket inner chamber and compress Sealing; Divide water spare to cooperate, limit out cold water pathway and hot water passageway, and cold water control mouth, the hot water control mouth that cooperates with described cold water pathway, hot water passageway respectively is provided with described cold water intake, hot water intake; Compress Sealing and valve sleeving inner wall and form sealing, and will divide water spare to be pressed in the valve pocket; Described regulator is subjected to the effect of thermosensitive element and return spring, floats between cold water control mouth and hot water control mouth; Divide water spare sidewall to be provided with the sealing mechanism that cooperates with valve sleeving inner wall, divide water spare limiting out described cold water pathway above the described sealing mechanism and between valve sleeving inner wall, divide water spare limiting out described hot water passageway below the described sealing mechanism and between valve sleeving inner wall, branch water spare upper end provides described cold water control mouth, and the lower end provides described hot water control mouth.
2. constant temperature balanced pressure water nozzle valve core according to claim 1, it is characterized in that: regulator and Returnning spring are arranged on branch water spare ordinatedly and compress in the cavity of Sealing formation, regulator and thermosensitive element lower end are replaced, and Returnning spring is arranged on the regulator lower end and divides between water spare bottom.
3. constant temperature balanced pressure water nozzle valve core according to claim 2 is characterized in that: water spare lower end cooperated with the valve pocket bottom in described minute, and the upper end is provided with pressure-bearing portion at a described cold water control mouthful place, and the described Sealing that compresses cooperates with this pressure-bearing portion downwards.
4. constant temperature balanced pressure water nozzle valve core according to claim 1 is characterized in that: described valve pocket comprises temperature adjustment valve pocket and the lower valve sleeve that is equipped with up and down, and described water outlet is opened in temperature adjustment valve pocket bottom.
5. according to claim 1 or 4 described constant temperature balanced pressure water nozzle valve cores, it is characterized in that: the described Sealing that compresses is provided with water outlet cooperation mouth.
6. constant temperature balanced pressure water nozzle valve core according to claim 1, it is characterized in that: described temperature adjustment component comprises valve rod and valve rod linking mechanism, valve rod top is stretched out by the top of described temperature adjustment valve pocket, the valve rod linking mechanism cooperates with stem lower portion, be subjected to valve rod to drive action up and down reciprocatingly, valve rod linking mechanism bottom is replaced with the thimble of described thermosensitive element and is cooperated.
7. constant temperature balanced pressure water nozzle valve core according to claim 6 is characterized in that: also comprise the warm adjusting screw of limit, valve rod is provided with inner bolt hole, and described inner bolt hole inner height is provided with adjustablely can be downwards and the limit temperature adjusting screw replaced of described valve rod linking mechanism.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810220340 CN101498381B (en) | 2008-12-25 | 2008-12-25 | Constant temperature balanced pressure water nozzle valve core |
| US12/379,263 US8056823B2 (en) | 2008-12-25 | 2009-02-18 | Constant temperature and balanced pressure valve core with single handle |
| CA 2654669 CA2654669C (en) | 2008-12-25 | 2009-02-18 | Constant temperature and balanced pressure valve core with single handle |
| EP20090250457 EP2202603B1 (en) | 2008-12-25 | 2009-02-20 | Constant temperature and balanced pressure valve core with single handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810220340 CN101498381B (en) | 2008-12-25 | 2008-12-25 | Constant temperature balanced pressure water nozzle valve core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101498381A CN101498381A (en) | 2009-08-05 |
| CN101498381B true CN101498381B (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810220340 Expired - Fee Related CN101498381B (en) | 2008-12-25 | 2008-12-25 | Constant temperature balanced pressure water nozzle valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101498381B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075539B (en) * | 2012-12-28 | 2014-09-17 | 珠海市舒丽玛温控卫浴设备有限公司 | Single-handle dual-control constant-temperature valve core |
| CN105782552A (en) * | 2016-03-31 | 2016-07-20 | 贺逢宝 | Safe, scalding-preventing, constant-temperature and constant-pressure water nozzle valve element |
| CN105782493A (en) * | 2016-03-31 | 2016-07-20 | 贺逢宝 | Scalding-preventing constant-temperature and balanced-pressure valve core |
| CN205689881U (en) * | 2016-06-27 | 2016-11-16 | 艾欧史密斯(中国)热水器有限公司 | Outlet pipe |
| CN108980405A (en) * | 2018-09-29 | 2018-12-11 | 陕西群德材料科技有限公司 | Memorial alloy thermostatic valve core |
| CN110566692B (en) * | 2019-10-10 | 2024-03-22 | 陕西群德材料科技有限公司 | Memory alloy constant temperature valve core for downward hot water feeding |
-
2008
- 2008-12-25 CN CN 200810220340 patent/CN101498381B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101498381A (en) | 2009-08-05 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHUHAI MINGSHI CERMAICS VALVE Co.,Ltd. Assignor: Xie Qingjun Contract fulfillment period: 2009.6.20 to 2017.1.10 Contract record no.: 2009440000926 Denomination of invention: Constant temperature balanced pressure water nozzle valve core License type: Exclusive license Record date: 20090727 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.6.20 TO 2017.1.10; CHANGE OF CONTRACT Name of requester: ZHUHAI CITY MINGSHI CERAMICS VALVE CO., LTD. Effective date: 20090727 |
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Effective date of registration: 20200903 Granted publication date: 20110420 |
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Date of cancellation: 20230903 Granted publication date: 20110420 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |