CN101943275A - Automatic constant-temperature water mixing valve - Google Patents
Automatic constant-temperature water mixing valve Download PDFInfo
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- CN101943275A CN101943275A CN 201010284749 CN201010284749A CN101943275A CN 101943275 A CN101943275 A CN 101943275A CN 201010284749 CN201010284749 CN 201010284749 CN 201010284749 A CN201010284749 A CN 201010284749A CN 101943275 A CN101943275 A CN 101943275A
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Abstract
The invention discloses an automatic constant-temperature water mixing valve. The water mixing valve comprises a valve body, a temperature sensing rod, a work spring, an adjusting screw rod and a tempering knob, wherein the valve body is provided with a hot water inlet, a cold water inlet and a mixed water outlet; the tempering knob is connected with the adjusting screw rod; a valve plug is arranged in the valve body; the middle part of the valve plug is movably matched with the inner wall of the valve body; the upper part of the valve plug is positioned at the inner end of the cold water inlet; the lower part of the valve plug is positioned at the inner end of the hot water inlet; the valve plug is provided with an axial through hole; the temperature sensing rod is fixedly connected to the lower part of the valve plug; the upper part of the temperature sensing rod is positioned in the cavity of the valve plug; a water mixing ring and the work spring are sleeved on the lower part of the temperature sensing rod; the lower end of the work spring is pressed against the inner wall of the valve body; the top rod of the adjusting strew rod can be pressed against the upper end of the temperature sensing rod; the valve body is in threaded connection with a large end cover; the adjusting strew rod is in threaded connection with the large end cover; the large end cover is also in threaded connection with a small end cover; and a buffer spring is arranged in the blind hole of the adjusting screw rod. The water mixing valve has the advantages of low water resistance and high reaction sensitivity.
Description
Technical field
The present invention relates to a kind of water-mixing valve, especially with the matching used automatic thermostatic water mixing valve of water heating device.
Background technique
Nowadays in the widely used in the family water heating device, parts such as multiple water tap, mixed water valve are housed, in actual use, owing to have a plurality of water taps in the house, water simultaneously, the switch of other water tap can cause the hydraulic pressure of the mixed water valve in the use to change, cause the water temperature of mixing water to be affected, fluctuate; Perhaps when thermal water source's water temperature changes, the temperature that can cause mixing the mixing water that water valve comes out fluctuates, thereby need readjust mixed water valve, and with the correction water temperature, this process often will repeat repeatedly, causes the waste of water resources.Chinese patent literature CN2883824 discloses a kind of temperature automatically controlled mixed water valve, one cylinder type annular water flow cover is arranged in the valve, in the mixed water cavity of current cover, the last lower piston that one band seal ring is arranged, the inner chamber of cover has cooling, the hole that hot water flows into, with cold, flow of hot water hand-hole correspondence be on valve interior wall, have the water inlet ring shaped slot of hot cold water, the bottom has mixes the water water outlet, the lower end of temperature sensor is connected with mixed water water outlet by reseting pressuring spring, and the upper end is connected with piston, and the annular water flow cover is made up of external member up and down, the top of annular water flow cover has one to regulate spring, regulates the upper end of spring and withstands the interior adjusting bolt of valve gap.The temperature automatically controlled mixed water valve of this structure moves by the piston in the cylinder type annular water flow cover and adjusts hot and cold water water inlet ratio, exists water resistance height and hot and cold water to mix uneven deficiency; And hot water flows out to blending the mouth of a river along axis after entering valve pocket, and the cold water vertical axis enters mixed water cavity, and fluid form is that hot water drives the cold water outflow, and in family of domestic consumer, general heat hydraulic pressure easily causes cold water to scurry into the backflow of hot water less than cold water pressure; There is the not high deficiency of complex structure, reaction sensitivity in addition.
Summary of the invention
The object of the present invention is to provide the automatic thermostatic water mixing valve that a kind of water resistance is low, reaction sensitivity is high.
In order to achieve the above object, technological scheme of the present invention is: a kind of automatic thermostatic water mixing valve, comprise valve body, temperature-sensing rod, working spring, adjusting screw rod and thermoregulation knob, wherein valve body is provided with water inlet of hot water, cold water inlet and mixed water water outlet, temperature-sensing rod and working spring are located in the valve body, thermoregulation knob and adjusting screw rod load, be provided with valve plug in the described valve body, the middle part of valve plug and the inwall of valve body are movingly, the top of valve plug is positioned at the place, the inner of cold water inlet, the bottom of valve plug is positioned at the place, the inner of water inlet of hot water, has axial hole on the valve plug, axial hole leads to mixed water water outlet, described temperature-sensing rod is fixedly connected on the bottom of valve plug, the top of temperature-sensing rod is positioned at the cavity of valve plug, the bottom of temperature-sensing rod is set with mixes hydrosphere and working spring, the middle part of temperature-sensing rod has ring-shaped step, and ring-shaped step offsets by the upper end of mixing hydrosphere and working spring, mixed hydrosphere has several foliated projectioies, the lower end and the valve interior wall of working spring offset, push rod is equipped with in the bottom of described adjusting screw rod, push rod can offset with the upper end of temperature-sensing rod, big end cap also has been threaded on the described valve body, big end cap has internal thread, the outside thread of adjusting screw rod is connected with the internal thread of big end cap, little end cap also has been threaded on the big end cap, the inner hole sleeve of little end cap is in the adjusting screw rod periphery, described adjusting screw rod has blind hole, be provided with damping spring in the blind hole, offset at the bottom of the upper end of damping spring and the hole of blind hole, the cap portion of push rod is positioned at blind hole and offsets with the lower end of damping spring, the bottom of the adjusting screw rod screw plug that also has been threaded, the cap portion of screw plug and push rod offsets, and passes the center hole of screw plug to the bottom loose fit of push rod and stretches out outside the screw plug.
Be provided with first seal ring between described valve body and the big end cap, little end cap is provided with second seal ring with the intersection of big end cap and adjusting screw rod.
Clamping between described big end cap and the little end cap has stop member, is provided with baffle plate in the thermoregulation knob, and when thermoregulation knob turned an angle, baffle plate can offset with stop member.
The periphery middle part of described valve plug has circular groove, and the 3rd seal ring is housed in the circular groove, and the periphery of the 3rd seal ring seals contact mutually with the inwall of valve body.
The axial hole of described valve plug has several, and is distributed in the bottom of valve plug cavity, and cavity and described several axial holes connect, and leads to mixed water water outlet.
Described adjusting screw rod is connected with the multiple thread that is threaded between the big end cap.
Have mark on the described thermoregulation knob outer surface, also have mark on the valve outer surface.
Have ring gear in the described thermoregulation knob, a small gear matches with ring gear, and the upper end of adjusting screw rod is inserted in the square hole of small gear, and thermoregulation knob and adjusting screw rod are fixed by screw.
After adopting said structure, the mode that hot and cold water of the present invention enters valve inner is to come switch cold water inlet and water inlet of hot water by valve plug, the valve plug upper and lower moves to the aperture size that a certain position has just determined that the inner of the inner place of cold water inlet and water inlet of hot water is located, with control hot and cold water water inlet ratio, therefore water resistance is low, the reaction sensitivity height can adapt to bigger hot and cold water pressure difference; Cold water flowed out through the axial hole of valve plug is also axial after entering valve body when the present invention worked, and hot water axially flows out along valve body after becoming an angle of 90 degrees degree to mix from the inflow of vertical valve body axis direction and with the cold water current, and fluid form is that cold water drive hot water flows out; The form that valve plug among the present invention is initially set to often opens water inlet of hot water, cold water inlet is normally closed can prevent from cold and hotly to scurry water and can adapt to bigger hot and cold water pressure difference to greatest extent; By adjusting adjusting screw rod, can set different temperature ranges easily in addition, easy and simple to handle, can prevent to greatest extent that cold and hot phenomenon of scurrying water, scald, waste water resource from wide accommodation taking place; When hot and cold water when mixing hydrosphere, through the guiding of foliated projection, hot and cold water can be more abundant at valve inner, more promptly mix, and the present invention is quick on the draw, the temperature-controlled precision height.The present invention also has advantage of simple structure.
Description of drawings
The present invention is further detailed explanation below in conjunction with embodiment that accompanying drawing provides.
Fig. 1 opens at water inlet of hot water for automatic thermostatic water mixing valve of the present invention, the structural representation when cold water inlet is closed;
Fig. 2 is the phase diagram of Fig. 1 when water inlet of hot water and cold water inlet are all opened;
Fig. 3 interrupts the phase diagram that hot water is automatically shut down for the present invention suddenly running into cold water;
Fig. 4 is valve plug and temperature-sensing rod connection diagram among the present invention;
Fig. 5 is the sectional view of the valve plug among the present invention;
Fig. 6 is the elevational schematic view of Fig. 5;
Fig. 7 is the structural representation of the adjusting screw rod among the present invention;
Fig. 8 is the structural representation of the thermoregulation knob among the present invention;
Fig. 9 is the elevational schematic view of Fig. 8;
Figure 10 is the structural representation of the mixed hydrosphere among the present invention;
Figure 11 is the plan view of Figure 10;
Figure 12 is the structural representation of the small gear among the present invention;
Figure 13 is the plan view of Figure 12;
Figure 14 is the plan view of the stop member among Fig. 1;
Figure 15 is the left view of Figure 14;
Figure 16 is a front view of the present invention.
Embodiment
As Fig. 1,2,3,4,7,10, shown in 11, a kind of automatic thermostatic water mixing valve, comprise valve body 6, temperature-sensing rod 7, working spring 9, adjusting screw rod 3 and thermoregulation knob 1, wherein valve body 6 is provided with water inlet of hot water 6-1, cold water inlet 6-2 and mixed water water outlet 6-3, temperature-sensing rod 7 and working spring 9 are located in the valve body 6, thermoregulation knob 1 and adjusting screw rod 3 loads, be provided with valve plug 10 in the described valve body 6, the inwall of the middle part of valve plug 10 and valve body 6 movingly, the top of valve plug 10 is positioned at the inner 6-2-1 place of cold water inlet 6-2, the bottom of valve plug 10 is positioned at the inner 6-1-1 place of water inlet of hot water 6-1, has axial hole 10-3 on the valve plug 10, axial hole 10-3 leads to mixed water water outlet 6-3, described temperature-sensing rod 7 is fixedly connected on the bottom of valve plug 10, the top of temperature-sensing rod 7 is positioned at the cavity 10-1 of valve plug 10, the bottom of temperature-sensing rod 7 is set with mixes hydrosphere 8 and working spring 9, the middle part of temperature-sensing rod 7 has ring-shaped step 7-1, and ring-shaped step 7-1 offsets by the upper end of mixing hydrosphere 8 and working spring 9, mix hydrosphere 8 and have several foliated protruding 8-1, the lower end of working spring 9 and valve body 6 inwalls offset, push rod 3-2 is equipped with in the bottom of described adjusting screw rod 3, push rod 3-2 can offset with the upper end of temperature-sensing rod 7, big end cap 5 also has been threaded on the described valve body 6, big end cap 5 has internal thread, the outside thread of adjusting screw rod 3 is connected with the internal thread of big end cap 5, small end lid 4 also has been threaded on the big end cap 5, the inner hole sleeve of small end lid 4 is in adjusting screw rod 3 peripheries, described adjusting screw rod 3 has blind hole 3-4, be provided with damping spring 3-1 in the blind hole 3-4, offset at the bottom of the hole of the upper end of damping spring 3-1 and blind hole 3-4, the cap portion of push rod 3-2 is positioned at blind hole 3-4 and offsets with the lower end of damping spring 3-1, the bottom of the adjusting screw rod 3 screw plug 3-3 that also has been threaded, the cap portion of screw plug 3-3 and push rod 3-2 offsets, and passes the center hole of screw plug 3-3 to the bottom loose fit of push rod 3-2 and stretches out outside the screw plug 3-3.
It is that the impact between buffering temperature-sensing rod 7 and the push rod 3-2 prevents to damage for when valve plug 10 fiercenesses are moved that damping spring 3-1 is set.
As shown in Figure 4, described temperature-sensing rod 7 is threaded with the screw of valve plug 10 bottoms.
The constant-temperature tap controller that temperature-sensing rod 7 can adopt Shengyuan Technology (Suzhou) Co., Ltd. to produce; Also can adopt the temperature-sensing rod of other manufacturer production.
As shown in Figure 1, 2, 3, for sealing better, be provided with first seal ring 11 between described valve body 6 and the big end cap 5, small end lid 4 is provided with second seal ring 12 with the intersection of big end cap 5 and adjusting screw rod 3.
Shown in Fig. 1,2,3,8,9,14,15, clamping between described big end cap 5 and the small end lid 4 has stop member 13, is provided with baffle plate 1-1 in the thermoregulation knob 1, and when thermoregulation knob 1 turned an angle, baffle plate 1-1 can offset with stop member 13.Can set different temperature regulating range by setting the initial and final position of thermoregulation knob 1 like this.
As shown in Figure 1, 2, 3, in order to prevent the cold and hot water of scurrying better, the periphery middle part of described valve plug 10 has circular groove, and the 3rd seal ring 10-2 is housed in the circular groove, and the periphery of the 3rd seal ring 10-2 seals contact mutually with the inwall of valve body 6.
Shown in Fig. 1,2,3,4,5,6, the axial hole 10-3 of described valve plug 10 has several, and is distributed in the bottom of valve plug 10 cavity 10-1, and cavity 10-1 and described several axial holes 10-3 connect, and leads to mixed water water outlet 6-3.Behind the cavity 10-1 in water enters valve plug 10, can from these axial holes 10-3, flow out, reduce water resistance to greatest extent; Simultaneously the flexible activity space that provides on temperature-sensing rod 7 tops also is provided cavity 10-1.
As shown in Figure 1, 2, 3, described adjusting screw rod 3 is connected with the multiple thread that is threaded between the big end cap 5.Adjusting screw rod can be set to 3 kinds of different numbers of leads with screw thread between the big end cap 5, so water-mixing temperature can be adjusted to 3 kinds of different scopes, selects to make things convenient for the user.
As shown in figure 16, have mark 1-3 on described thermoregulation knob 1 outer surface, also have mark 6-4 on valve body 6 outer surfaces.
Shown in Fig. 1,2,3,8,9,12,13, has ring gear 1-2 in the described thermoregulation knob 1, one small gear 2 matches with ring gear 1-2, and the upper end of adjusting screw rod 3 is inserted among the square hole 2-1 of small gear 2, and thermoregulation knob 1 is fixed by screw 14 with adjusting screw rod 3.Can set the initial position of thermoregulation knob 1 so easily,, see Figure 16 so that the mark 1-3 on thermoregulation knob 1 outer surface aligns with mark 6-4 on valve body 6 outer surfaces.
As shown in Figure 1, working principle of the present invention is as follows: the water-exit temperature of supposing the mixed water water outlet 6-3 that thermoregulation knob 1 is set is 40 ℃, and this moment, the entering water temp of water inlet of hot water 6-1 has only 35 ℃, is lower than the water-exit temperature of setting, then the action of temperature-sensing rod 7 at this moment, also be not enough to drive valve plug 10 and open cold water inlet 6-2, therefore, mix the temperature of water water outlet 6-3 outflow water this moment and have only 35 ℃, rather than 40 ℃.A kind of ultimate state in such cases is that hot water interrupts suddenly, and this moment, cold water inlet 6-2 kept closed condition, because cold water inlet 6-2 is normally closed, so do not having under hot water source's the situation, cold water is closed automatically, saves cold water.
As shown in Figure 2, the water-exit temperature of supposing the mixed water water outlet 6-3 that thermoregulation knob 1 is set is 40 ℃, at this moment, the water of water inlet of hot water 6-1 is 80 ℃ high-temperature water, the action of temperature-sensing rod 7 drove valve plug 10 and moved downwards this moment, opened cold water inlet 6-2 cold water and mixed rapidly with mixed hydrosphere 8 places of high-temperature water in valve body 6, when the aperture of cold water inlet 6-2 can satisfy mixing water and is 40 ℃, the weighing apparatus that maintains an equal level of trying hard to keep between temperature-sensing rod 7 and the working spring 9 makes the valve inner temperature remain on 40 ℃.As shown in Figure 3, a kind of ultimate state of this kind situation is that cold water interrupts suddenly, and this moment, temperature-sensing rod 7 drive valve plugs 10 moved downward, and up to the inner 6-1-1 place of the bottom of valve plug 10 valve body 6 water inlet of hot water 6-1, at this moment, hot water is completely severed, and prevents to scald.
The present invention can reach 8: 1 to the adaptability of hot and cold water pressure reduction, thereby can satisfy the general water requirement of ordinary family.
Claims (8)
1. automatic thermostatic water mixing valve, comprise valve body (6), temperature-sensing rod (7), working spring (9), adjusting screw rod (3) and thermoregulation knob (1), wherein valve body (6) is provided with water inlet of hot water (6-1), cold water inlet (6-2) and mixed water water outlet (6-3), temperature-sensing rod (7) and working spring (9) are located in the valve body (6), thermoregulation knob (1) and adjusting screw rod (3) load is characterized in that:
Be provided with valve plug (10) in a, the described valve body (6), the inwall of the middle part of valve plug (10) and valve body (6) movingly, the top of valve plug (10) is positioned at the inner (6-2-1) of cold water inlet (6-2) and locates, the bottom of valve plug (10) is positioned at the inner (6-1-1) of water inlet of hot water (6-1) and locates, has axial hole (10-3) on the valve plug (10), axial hole (10-3) leads to mixed water water outlet (6-3)
B, described sensing rod for temperature (7) are fixedly connected on the bottom of valve plug (10); The top of sensing rod for temperature (7) is positioned at the cavity (10-1) of valve plug (10); The bottom of sensing rod for temperature (7) is set with mixed hydrosphere (8) and working spring (9); The middle part of sensing rod for temperature (7) has ring-shaped step (7-1); And ring-shaped step (7-1) offsets by the upper end of mixed hydrosphere (8) with working spring (9); Mixed hydrosphere (8) has several foliated projections (8-1); The lower end of working spring (9) and valve body (6) inwall offset
Push rod (3-2) is equipped with in the bottom of c, described adjusting screw rod (3), and push rod (3-2) can offset with the upper end of temperature-sensing rod (7),
Big end cap (5) also has been threaded on d, the described valve body (6), big end cap (5) has internal thread, the outside thread of adjusting screw rod (3) is connected with the internal thread of big end cap (5), little end cap (4) also has been threaded on the big end cap (5), the inner hole sleeve of little end cap (4) is in adjusting screw rod (3) periphery
E, described adjusting screw rod (3) have blind hole (3-4), be provided with damping spring (3-1) in the blind hole (3-4), offset at the bottom of the hole of the upper end of damping spring (3-1) and blind hole (3-4), the cap portion of push rod (3-2) is positioned at blind hole (3-4) and offsets with the lower end of damping spring (3-1), the bottom of adjusting screw rod (3) screw plug (3-3) that also has been threaded, the cap portion of screw plug (3-3) and push rod (3-2) offsets, and passes to the bottom loose fit of push rod (3-2) center hole of screw plug (3-3) and stretches out outside the screw plug (3-3).
2. automatic thermostatic water mixing valve according to claim 1, it is characterized in that: be provided with first seal ring (11) between described valve body (6) and the big end cap (5), little end cap (4) is provided with second seal ring (12) with the intersection of big end cap (5) and adjusting screw rod (3).
3. automatic thermostatic water mixing valve according to claim 1, it is characterized in that: clamping between described big end cap (5) and the little end cap (4) has stop member (13), be provided with baffle plate (1-1) in the thermoregulation knob (1), thermoregulation knob (1) is when turning an angle, and baffle plate (1-1) can offset with stop member (13).
4. automatic thermostatic water mixing valve according to claim 1, it is characterized in that: the periphery middle part of described valve plug (10) has circular groove, the 3rd seal ring (10-2) is housed in the circular groove, and the periphery of the 3rd seal ring (10-2) seals contact mutually with the inwall of valve body (6).
5. automatic thermostatic water mixing valve according to claim 1, it is characterized in that: the axial hole (10-3) of described valve plug (10) has several, and be distributed in the bottom of valve plug (10) cavity (10-1), cavity (10-1) connects with described several axial holes (10-3), and leads to mixed water water outlet (6-3).
6. automatic thermostatic water mixing valve according to claim 1 is characterized in that: described adjusting screw rod (3) is connected with the multiple thread that is threaded between the big end cap (5).
7. automatic thermostatic water mixing valve according to claim 1 is characterized in that: have mark (1-3) on described thermoregulation knob (1) outer surface, also have mark (6-4) on valve body (6) outer surface.
8. automatic thermostatic water mixing valve according to claim 1, it is characterized in that: have ring gear (1-2) in the described thermoregulation knob (1), one small gear (2) matches with ring gear (1-2), the upper end of adjusting screw rod (3) is inserted in the square hole (2-1) of small gear (2), and thermoregulation knob (1) is fixed by screw (14) with adjusting screw rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010284749 CN101943275A (en) | 2010-09-08 | 2010-09-08 | Automatic constant-temperature water mixing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010284749 CN101943275A (en) | 2010-09-08 | 2010-09-08 | Automatic constant-temperature water mixing valve |
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| CN101943275A true CN101943275A (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010284749 Pending CN101943275A (en) | 2010-09-08 | 2010-09-08 | Automatic constant-temperature water mixing valve |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943914A (en) * | 2012-11-29 | 2013-02-27 | 常州天旭机电制造有限公司 | Valve body of emptying valve of solar hot water pipeline |
| CN103925408A (en) * | 2014-05-06 | 2014-07-16 | 绍兴市天泽节能设备科技有限公司 | Dynamic balance type automatic temperature control valve with ejector pin |
| CN104100731A (en) * | 2013-04-01 | 2014-10-15 | 李飞宇 | Constant-temperature water outlet valve |
| CN105665165A (en) * | 2016-03-31 | 2016-06-15 | 冯关江 | Cold-hot mixed water sprayer for bathroom |
| CN106764014A (en) * | 2016-11-30 | 2017-05-31 | 浙江华龙巨水暖通科技有限公司 | Gear overhead adjustable-side exports constant-temperature water mixing valve |
| CN107533338A (en) * | 2015-11-05 | 2018-01-02 | Jvl工程有限公司 | Water temperature management system |
| CN110030411A (en) * | 2019-05-07 | 2019-07-19 | 吴江市东吴机械有限责任公司 | With the anti-safety valve for breaking structure of position indicator |
| CN110319209A (en) * | 2019-07-11 | 2019-10-11 | 山东钢铁集团有限公司 | Synchronous branch controls electromagnetic valve |
| CN113865094A (en) * | 2020-06-30 | 2021-12-31 | 青岛经济技术开发区海尔热水器有限公司 | Water inlet and outlet mechanism for electric water heater and electric water heater |
| CN114087783A (en) * | 2020-07-29 | 2022-02-25 | 青岛经济技术开发区海尔热水器有限公司 | Energy storage type electric water heater |
| CN114294446A (en) * | 2021-12-31 | 2022-04-08 | 江门水卫士卫浴科技有限公司 | Rotary temperature-regulating thermostatic valve with tap press switch |
| CN114636247A (en) * | 2020-12-01 | 2022-06-17 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater |
| CN114811099A (en) * | 2022-06-08 | 2022-07-29 | 浙江万得凯流体设备科技股份有限公司 | High-temperature automatic cut-off water mixing valve |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943914A (en) * | 2012-11-29 | 2013-02-27 | 常州天旭机电制造有限公司 | Valve body of emptying valve of solar hot water pipeline |
| CN104100731A (en) * | 2013-04-01 | 2014-10-15 | 李飞宇 | Constant-temperature water outlet valve |
| CN103925408A (en) * | 2014-05-06 | 2014-07-16 | 绍兴市天泽节能设备科技有限公司 | Dynamic balance type automatic temperature control valve with ejector pin |
| CN107533338A (en) * | 2015-11-05 | 2018-01-02 | Jvl工程有限公司 | Water temperature management system |
| CN107533338B (en) * | 2015-11-05 | 2019-06-28 | Jvl工程有限公司 | Water temperature management system |
| CN105665165A (en) * | 2016-03-31 | 2016-06-15 | 冯关江 | Cold-hot mixed water sprayer for bathroom |
| CN105665165B (en) * | 2016-03-31 | 2018-05-04 | 冯关江 | A kind of bathroom mixed cold and hot water injector |
| CN106764014B (en) * | 2016-11-30 | 2022-12-13 | 浙江华龙巨水暖通科技有限公司 | Gear overhead adjustable side outlet constant-temperature water mixing valve |
| CN106764014A (en) * | 2016-11-30 | 2017-05-31 | 浙江华龙巨水暖通科技有限公司 | Gear overhead adjustable-side exports constant-temperature water mixing valve |
| CN110030411A (en) * | 2019-05-07 | 2019-07-19 | 吴江市东吴机械有限责任公司 | With the anti-safety valve for breaking structure of position indicator |
| CN110319209A (en) * | 2019-07-11 | 2019-10-11 | 山东钢铁集团有限公司 | Synchronous branch controls electromagnetic valve |
| CN110319209B (en) * | 2019-07-11 | 2024-03-08 | 山东钢铁集团有限公司 | Synchronous branch control electromagnetic valve |
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