CN103075544A - Anti-scald constant-temperature faucet - Google Patents
Anti-scald constant-temperature faucet Download PDFInfo
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- CN103075544A CN103075544A CN2012105838694A CN201210583869A CN103075544A CN 103075544 A CN103075544 A CN 103075544A CN 2012105838694 A CN2012105838694 A CN 2012105838694A CN 201210583869 A CN201210583869 A CN 201210583869A CN 103075544 A CN103075544 A CN 103075544A
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Abstract
The invention relates to an anti-scald constant-temperature faucet, comprising a valve body (2), a flow valve core (5), a constant-temperature valve core (6), a temperature control handwheel (1) and a central pipe (3), wherein the central pipe (3) is also provided with a hot-water passing hole (32), a hot-water inlet (30) of the central pipe, a hot-water inlet (33) of the central hole and a mixed-water outlet (35) of the central pipe, wherein a cavity (7) is formed between the inner surface of the valve body (2) and the outer surface of the central pipe (3) and is communicated with a cold-water inlet (23) of the valve body and a cold-water inlet (34) of the central pipe; a hot-water channel is formed between a hot-water inlet (21) of the valve body and a hot-water control port (62) of the constant-temperature valve core (6); and a sealed mixed-water outlet channel is formed between a central hole (31) and a mixed-water outlet (22) of the valve body. The anti-scald constant-temperature faucet has the advantages of simple structure, large water flow and anti-scald function of the surface.
Description
Technical field
The invention belongs to the plumbing technical field, relate in particular to a kind of anti-burn thermostatic water tap of optimization of inside structure.
Background technique
The anti-burn thermostatic water tap that uses at present is for realizing the anti-scald function of outer surface, the inner structure that adopts center tube to cooperate with connecting tube.For example, Chinese CN202065505U utility model patent discloses a kind of anti-burn thermostatic water tap, comprising: valve body, flow spool, constant temperature valve core, temperature control handwheel, flow handwheel, center tube (comprising center tube body and temperature control inner valve body), connecting tube; Center tube and connecting tube are hollow structure; Connecting tube is enclosed within the center tube, and center tube is enclosed within the valve body; Flow spool and constant temperature valve core are separately positioned on the two ends of valve body, and connecting tube is arranged between constant temperature valve core and the flow spool; Form the first cavity between valve interior surface and the center tube outer surface, be communicated with the cold water inlet of valve body cold water inlet and center tube, be the cold water water channel; Between center tube internal surface and connecting tube outer surface, form the second cavity, be communicated with the valve body water outlet, be the water outlet water channel; The center tube water inlet of hot water directly is communicated with the valve body water inlet of hot water.These utility model patent technology component are many, complex structure, owing to having adopted the structure of three layers of socket, cause the valve inner water channel narrow, limited the raising of water flow, simultaneously, this anti-burn thermostatic water tap assembling is also comparatively complicated, valve body adopts and forges copper material, and cost is higher.
Summary of the invention
The object of the invention is to address the deficiencies of the prior art, a kind of simple in structure, anti-burn thermostatic water tap that water flow is large and with low cost is provided.
Purpose of the present invention is realized by following technological scheme:
A kind of anti-burn thermostatic water tap comprises valve body, flow spool, constant temperature valve core, temperature control handwheel, flow handwheel, center tube; Described flow spool is connected with the flow handwheel; Described constant temperature valve core is connected with the temperature control handwheel; Valve body is provided with valve body water inlet of hot water, valve body cold water inlet and valve body mixing water water outlet; Described valve body and center tube are hollow structure, and the center tube suit also is fixed in the valve body; The feed-water end of flow spool and the waterexit end of constant temperature valve core are separately positioned in the center hole two ends of center tube; Between valve interior surface and center tube outer surface, form cavity, be communicated with valve body cold water inlet and center tube cold water inlet; It is characterized in that:
Described center tube also has hot water water passage hole, center tube water inlet of hot water, center hole water inlet of hot water, center tube mixing water water outlet;
Described hot water water passage hole is opened in the tube wall of center tube; Described center tube water inlet of hot water, hot water water passage hole, center hole water inlet of hot water communicate successively; Described center hole water inlet of hot water is controlled a mouthful corresponding connection with the hot water of constant temperature valve core, and described center tube water inlet of hot water docks with the sealing of valve body water inlet of hot water, makes the hot water of valve body water inlet of hot water and constant temperature valve core control formation hot water water channel between the mouth;
The corresponding connection of water outlet of described center tube mixing water water outlet and flow spool, described valve body mixing water water outlet and the corresponding connection of center tube mixing water water outlet, center tube mixing water water outlet docks with the sealing of valve body mixing water water outlet.
As concrete technological scheme, also be provided with valve body cold water water outlet on the described valve body.
As concrete technological scheme, described center tube mixing water water outlet is connected by lock bolt with described valve body mixing water water outlet.
As concrete technological scheme, described center hole eccentric setting, described hot water water passage hole are opened in the thicker position of described center tube tube wall.
As concrete technological scheme, described valve body, center tube are engineering plastics.
The present invention is by offering hot water water passage hole, center tube water inlet of hot water, center hole water inlet of hot water, center tube mixing water water outlet at center tube, form center tube hot water water channel and mixing water water outlet water channel, to replace the prior art in the connecting tube of center tube inner sleeve, make that the present invention is simple in structure, water flow is large; Simultaneously, after cold water of the present invention entered valve body from the valve body cold water inlet, the cavity that the center tube outer surface of flowing through, valve interior surface form entered constant temperature valve core again, so that the cold water water channel is the periphery that is looped around water tap, therefore make water tap have surperficial anti-scald function.In addition, owing to valve body, center tube are engineering plastics, make anti-burn thermostatic water tap of the present invention with low cost.Further, because valve body also is provided with valve body cold water water outlet, make anti-burn thermostatic water tap of the present invention also have the function of cold water threeway.
Description of drawings
Fig. 1 is the sectional view of the anti-burn thermostatic water tap that provides of embodiment one.
Fig. 2 is the sectional view of the center tube of the anti-burn thermostatic water tap that provides of embodiment one, embodiment two.
Fig. 3 is the sectional view of the valve body of the anti-burn thermostatic water tap that provides of embodiment one.
Fig. 4 is the sectional view of the anti-burn thermostatic water tap that provides of embodiment two.
Fig. 5 is the sectional view of the valve body of the anti-burn thermostatic water tap that provides of embodiment two.
Embodiment
Embodiment one
As shown in Figure 1, the anti-burn thermostatic water tap that provides of embodiment comprises: the seal ring of valve body 2, flow spool 5, constant temperature valve core 6, temperature control handwheel 1, flow handwheel 4, center tube 3, hot water threeway 10, transition bolt 11, friction top 13, lock bolt 14, center tube end part seal circle 12 and other various different size shapes.Flow spool 5 and constant temperature valve core 6 are separately positioned on valve body 2 inner two ends, and constant temperature valve core 6 is sealedly and fixedly connected by the internal thread of outside thread and valve body 2 ends.Flow spool 5 is connected with flow handwheel 4, and constant temperature valve core 6 is connected with temperature control handwheel 1.
In conjunction with Fig. 1, shown in Figure 3, valve body 2 is provided with valve body water inlet of hot water 21, valve body cold water inlet 23 and valve body mixing water water outlet 22.Among the figure, valve body 2 main body lateral arrangement, all there is internal thread the end at its hollow and two ends.
In conjunction with Fig. 1, shown in Figure 2, center tube 3 is hollow structure, has center tube water inlet of hot water 30, center hole 31, hot water water passage hole 32, center hole water inlet of hot water 33, center tube cold water inlet 34, center tube mixing water water outlet 35, hot water water passage hole open-ended 36.Center hole 31 is provided with internal thread in the end of an end that is connected with flow spool 5.Center hole 31 eccentric settings, hot water water passage hole 32 is arranged side by side with center hole 31, and is opened in the thicker position of center tube 3 tube walls.Center tube 3 is sleeved in the valve body 2, and the end of its center tube cold water inlet 34 1 ends is supported in the inner of valve body 2, and the other end is sealedly and fixedly connected by screw thread and valve body 2 by friction top 13 and compresses, and center tube 3 is fixed in the valve body 2.The waterexit end of flow spool 5 feed-water ends and constant temperature valve core 6 is stretched into respectively in center hole 31 two ends of center tube 3, flow spool 5 is sealedly and fixedly connected by the internal thread of outside thread and center tube 3 ends, and the part that constant temperature valve core 6 is positioned at center tube 3 outsides is fixedly connected with valve body 2 inwalls by outside thread.
As shown in Figure 1, between valve body 2 internal surfaces and center tube 3 outer surfaces, form cavity 7, be communicated with valve body cold water inlet 23 and center tube cold water inlet 34, be the cold water water channel.Center tube cold water inlet 34 is controlled mouthful 61 corresponding connections with the cold water of constant temperature valve core 6.Center tube water inlet of hot water 30 is opened in the sidewall of hot water water passage hole 32, with the 21 corresponding connections of valve body water inlet of hot water and by seal ring sealing docking, hot water water passage hole open-ended 36 is by 12 shutoff of center tube end part seal circle, and by friction top 13 compressions, make the hot water of valve body water inlet of hot water 21 and constant temperature valve core 6 control the airtight hot water water channel of formation between the mouth 62.Center hole water inlet of hot water 33 is controlled mouthful 62 corresponding connections with the hot water of constant temperature valve core 6.Center tube mixing water water outlet 35 is opened in the thinner position of center tube 3 tube walls, with the water outlet 51 corresponding connections of flow spool 5.Valve body mixing water water outlet 22 and the 35 corresponding connections of center tube mixing water water outlet, center tube mixing water water outlet 35 docks by lock bolt 14 sealings with valve body mixing water water outlet 22, makes the airtight mixing water water outlet water channel of formation between center hole 31 and the valve body mixing water water outlet 22.
Valve body 2 is the PC/ABS engineering plastics, i.e. polycarbonate (PC) and acrylonitrile-butadiene-styrene copolymer and mixture, and commodity are called cycoloy.Center tube adopts PPS engineering plastics, i.e. polyphenylene sulfide.The spool with flow regulating function of flow spool 5 for having bought from the market, the spool with constant temperature or constant-temperature constant-pressure function of constant temperature valve core 6 for having bought from the market.
The working principle of above-mentioned anti-burn thermostatic water tap is:
After cold water enters valve body 2 through valve body cold water inlet 23, the cavity 7 that center tube 3 outer surfaces, valve body 2 internal surfaces form of flowing through enters in the constant temperature valve core 6 by center tube cold water inlet 34 again, so that the cold water water channel is the periphery that is looped around water tap, make like this water tap have surperficial anti-scald function.Hot water directly enters in the constant temperature valve core 6 through valve body water inlet of hot water 21, center tube water inlet of hot water 30, hot water water passage hole 32, center hole water inlet of hot water 33 successively.Cold water, hot water are after constant temperature valve core 6 interior abundant mixing, in center hole 31 enters flow spool 5.After the Flow-rate adjustment of 5 pairs of mixing waters of flow spool, discharge via center tube mixing water water outlet 35, valve body mixing water water outlet 22.When the water temperature in entering center tube 3 or hydraulic pressure changed, the temperature transducer in the constant temperature valve core 6 moved regulator under the effect of expanding with heat and contract with cold, thereby regulated hot water or cold water's inflow, to reach the effect of the gentle balance pressure of constant water.The water temperature of anti-burn thermostatic water tap and flow are set by temperature control handwheel 1, flow handwheel 4 respectively.
Embodiment two
Such as Fig. 4, shown in Figure 5, the present embodiment two is with embodiment one difference, valve body 2 also is provided with valve body cold water water outlet 24, transition bolt 9 is sealedly and fixedly connected with valve body cold water water outlet 24, safety valve 8 is sealedly and fixedly connected with transition bolt 9, the water outlet of safety valve 8 is connected with the water inlet of water heater, and namely the anti-burn thermostatic water tap of the present embodiment also has the function of cold water threeway.
Working principle is:
After cold water enters valve body 2 through valve body cold water inlet 23, the cavity 7 that center tube 3 outer surfaces of flowing through, valve body 2 internal surfaces form.Part cold water enters water heater by valve body cold water water outlet 24, transition bolt 9, safety valve 8, and another part cold water enters constant temperature valve core 6 by center tube cold water inlet 34.So that the cold water water channel is the periphery that is looped around water tap, make like this water tap have surperficial anti-scald function.Hot water directly enters constant temperature valve core 6 through valve body water inlet of hot water 21, center tube water inlet of hot water 30, hot water water passage hole 32, center hole water inlet of hot water 33.Cold water, hot water are after constant temperature valve core 6 interior abundant mixing, in center hole 31 enters flow spool 5.After the Flow-rate adjustment of 5 pairs of mixing waters of flow spool, discharge via center tube mixing water water outlet 35, valve body mixing water water outlet 22.When the water temperature in entering center tube 3 or hydraulic pressure changed, the temperature transducer in the constant temperature valve core 6 moved regulator under the effect of expanding with heat and contract with cold, thereby regulated hot water or cold water's inflow, to reach the effect of the gentle balance pressure of constant water.The water temperature of anti-burn thermostatic water tap and flow are set by temperature control handwheel 1, flow handwheel 4 respectively.
Above embodiment only is fully open unrestricted the present invention, and the replacement or the increase and decrease that need not creative work and be achievable equivalence techniques feature should belong to the application scope of disclosure.
Claims (5)
1. an anti-burn thermostatic water tap comprises valve body (2), flow spool (5), constant temperature valve core (6), temperature control handwheel (1), flow handwheel (4), center tube (3); Described flow spool (5) is connected with flow handwheel (4); Described constant temperature valve core (6) is connected with temperature control handwheel (1); Valve body (2) is provided with valve body water inlet of hot water (21), valve body cold water inlet (23) and valve body mixing water water outlet (22); Described valve body (2) and center tube (3) are hollow structure, and center tube (3) is set with and is fixed in the valve body (2); The waterexit end of the feed-water end of flow spool (5) and constant temperature valve core (6) is separately positioned in center hole (31) two ends of center tube (3); Between valve body (2) internal surface and center tube (3) outer surface, form cavity (7), be communicated with valve body cold water inlet (23) and center tube cold water inlet (34); It is characterized in that:
Described center tube (3) also has hot water water passage hole (32), center tube water inlet of hot water (30), center hole water inlet of hot water (33), center tube mixing water water outlet (35);
Described hot water water passage hole (32) is opened in the tube wall of center tube (3); Described center tube water inlet of hot water (30), hot water water passage hole (32), center hole water inlet of hot water (33) communicate successively; Described center hole water inlet of hot water (33) is controlled mouthful (a 62) corresponding connection with the hot water of constant temperature valve core (6), described center tube water inlet of hot water (30) docks with valve body water inlet of hot water (21) sealing, makes the hot water of valve body water inlet of hot water (21) and constant temperature valve core (6) control formation hot water water channel between mouthful (62);
The corresponding connection of water outlet (51) of described center tube mixing water water outlet (35) and flow spool (5), described valve body mixing water water outlet (22) and the corresponding connection of center tube mixing water water outlet (35), center tube mixing water water outlet (35) docks with valve body mixing water water outlet (22) sealing.
2. anti-burn thermostatic water tap as claimed in claim 1 is characterized in that: also be provided with valve body cold water water outlet (24) on the described valve body.
3. anti-burn thermostatic water tap as claimed in claim 1 or 2, it is characterized in that: described center tube mixing water water outlet (35) is connected by lock bolt (14) with described valve body mixing water water outlet (22).
4. anti-burn thermostatic water tap as claimed in claim 1 or 2, it is characterized in that: described center hole (31) eccentric setting, described hot water water passage hole (32) are opened in the thicker position of described center tube (3) tube wall.
5. anti-burn thermostatic water tap as claimed in claim 4, it is characterized in that: described valve body, center tube are engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210583869.4A CN103075544B (en) | 2012-12-28 | 2012-12-28 | Anti-scald constant-temperature faucet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210583869.4A CN103075544B (en) | 2012-12-28 | 2012-12-28 | Anti-scald constant-temperature faucet |
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| Publication Number | Publication Date |
|---|---|
| CN103075544A true CN103075544A (en) | 2013-05-01 |
| CN103075544B CN103075544B (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210583869.4A Active CN103075544B (en) | 2012-12-28 | 2012-12-28 | Anti-scald constant-temperature faucet |
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| Country | Link |
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| CN (1) | CN103075544B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672044A (en) * | 2013-12-30 | 2014-03-26 | 宁波意特高水暖器材有限公司 | Combined water circulation thermostatic faucet |
| CN104847942A (en) * | 2014-02-19 | 2015-08-19 | 吴健辉 | Valve |
| WO2022107396A1 (en) * | 2020-11-20 | 2022-05-27 | 株式会社Lixil | Water conveyance implement |
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| EP1186982A2 (en) * | 2000-09-08 | 2002-03-13 | Friedrich Grohe AG & Co. KG | Mixing valve for hot and cold water |
| CN201696671U (en) * | 2010-03-30 | 2011-01-05 | 珠海市舒丽玛温控卫浴设备有限公司 | Thermostatic tap |
| CN201891874U (en) * | 2010-06-24 | 2011-07-06 | 山东安丽恒温卫浴设备有限公司 | Faucet capable of supplying water at constant temperature |
| CN201954050U (en) * | 2010-06-21 | 2011-08-31 | 珠海市舒丽玛温控卫浴设备有限公司 | Scaldproof constant temperature tap |
| CN102221100A (en) * | 2011-06-07 | 2011-10-19 | 浙江苏泊尔卫浴有限公司 | Thermal-insulation faucet |
| CN203131114U (en) * | 2012-12-28 | 2013-08-14 | 珠海市舒丽玛温控卫浴设备有限公司 | Anti-scalding and constant-temperature faucet |
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2012
- 2012-12-28 CN CN201210583869.4A patent/CN103075544B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1186982A2 (en) * | 2000-09-08 | 2002-03-13 | Friedrich Grohe AG & Co. KG | Mixing valve for hot and cold water |
| CN201696671U (en) * | 2010-03-30 | 2011-01-05 | 珠海市舒丽玛温控卫浴设备有限公司 | Thermostatic tap |
| CN201954050U (en) * | 2010-06-21 | 2011-08-31 | 珠海市舒丽玛温控卫浴设备有限公司 | Scaldproof constant temperature tap |
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| CN203131114U (en) * | 2012-12-28 | 2013-08-14 | 珠海市舒丽玛温控卫浴设备有限公司 | Anti-scalding and constant-temperature faucet |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672044A (en) * | 2013-12-30 | 2014-03-26 | 宁波意特高水暖器材有限公司 | Combined water circulation thermostatic faucet |
| CN103672044B (en) * | 2013-12-30 | 2016-01-06 | 宁波意特高水暖器材有限公司 | A kind of combined-type water circulation constant temperature tap |
| CN104847942A (en) * | 2014-02-19 | 2015-08-19 | 吴健辉 | Valve |
| WO2022107396A1 (en) * | 2020-11-20 | 2022-05-27 | 株式会社Lixil | Water conveyance implement |
| JP2022082162A (en) * | 2020-11-20 | 2022-06-01 | 株式会社Lixil | Water passing tool |
| JP7383596B2 (en) | 2020-11-20 | 2023-11-20 | 株式会社Lixil | water supply equipment |
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| CN103075544B (en) | 2014-12-24 |
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| C06 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20200804 Address after: 266011 unit 601, 57 Dongshan Road, Shibei District, Qingdao, Shandong Province Patentee after: Xie Qingjun Address before: 519070 No. 25 Xiang Gong Road, Hong Wan Industrial Zone, Xiangzhou District, Guangdong, Zhuhai Patentee before: ZHUHAI SUPREMA THERMOSTATIC SANITARYWARE Co.,Ltd. |
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Effective date of registration: 20210420 Address after: Unit 2202b, 51 Chengyi North Street, phase III, software park, Xiamen City, Fujian Province, 361000 Patentee after: Shengyikang (Fujian) Technology Co.,Ltd. Address before: 266011 unit 601, 57 Dongshan Road, Shibei District, Qingdao, Shandong Province Patentee before: Xie Qingjun |