TWI640706B - Swing type precision ceramic control valve - Google Patents

Abstract

A swing-type precision ceramic control valve, wherein the precision ceramic control valve is provided with a rotating seat in a valve housing, and a movable valve piece and a valve body are sequentially arranged inside the valve housing a fixed valve piece, a valve stem extending upwardly from the valve casing is disposed in the center of the rotating base, and a combination of a valve seat is used under the valve casing to block the fixed valve piece, the movable valve piece and the rotation The seat is dropped, and the valve seat is formed by a top seat and a lower seat. The upper seat has an accommodation space therein, and the temperature is provided by the accommodating space for installation, and the temperature limiting device includes There is a water dividing piece, a cap, a supporting sleeve, a temperature sensor, a water stop sleeve and a spring.

Description

Swing type precision ceramic control valve

The invention relates to a "swing-type precision ceramic control valve", in particular to a swing-type precision ceramic control valve capable of generating a constant temperature water discharge effect.

According to the use of the faucet, the valve stem of the precision ceramic control valve is mainly operated by the handle, and the faucet can be opened when the handle rotates the valve stem, and the water source can be adjusted by using the change of the rotation amplitude of the handle when the water source is turned on. The mixing ratio of cold and hot water flows out even with hot or cold water alone.

However, because the conventional precision ceramic control valve does not have the functions of temperature sensing and temperature limiting, it is of course impossible to actively cool the hot water through the active introduction of cold water when the hot water outlet temperature is too high, so that The user is easily burnt by the hot water because of accidental operation, and it is quite unsafe to use.

Therefore, the present inventors have invented the present invention in view of the fact that the idea of creation and creation has been designed with many years of experience, and has been explored and tested by various parties, and has been repeatedly modified and improved.

The conventional precision ceramic control valve cannot limit the water temperature of the hot water, so that the user is easily burnt by the hot water that has flowed out. This is a technical problem to be solved.

The rotary-type precision ceramic control valve of the present invention is characterized in that a precision ceramic control valve is provided with a rotary seat in a valve housing, and a movable valve piece is sequentially arranged inside the rotary valve seat. And a fixed valve piece, a center of the rotating base is provided with a valve rod extending upwardly from the valve casing, and the movable seat piece is fastened by the rotating seat, and the rotating seat can be transmitted through the valve rod Driving the movable valve plate to rotate, and using the change of the alignment relationship between the movable valve plate and the fixed valve plate to control the faucet to open and close water, or change the mixing ratio of the cold and hot water and the flow rate of the water. Under the valve casing, a combination of a valve seat is used to block the fixed valve piece, the movable valve piece and the rotating seat from falling out, and the valve seat is formed by a combination of a top seat and a lower seat. The interior has an accommodating space, and the arranging space provides a temperature limiting device for installation, and the temperature limiting device includes a water dividing member, a cap, a supporting sleeve, a temperature sensor, and a water stop sleeve. a spring, wherein the bottom surface of the movable valve plate is concavely provided with a diagonal a first cold water hole and a first hot water hole are disposed, a first outer expansion portion is disposed outside the first cold water hole, and a second outer expansion portion is connected to the outer side of the first hot water hole. The first outer expansion portion and the second outer expansion portion are arranged to increase a coverage area of the first cold water hole and the first hot water hole, and a second cold water hole and a second hot water are inserted through the center of the fixed valve piece a hole, a side of the second cold water hole is provided with a concave surface from the top surface of the fixed valve plate a third outer expansion portion and a second outer water hole are provided with a fourth outer expansion portion which is recessed upward from a bottom surface of the fixed valve plate, and the third outer expansion portion and the second hot water portion The first outer side of the hole is provided with a first cold water circulation hole and a first hot water circulation hole extending through the fixed valve piece, and one end of the first cold water circulation hole and one end of the first hot water circulation hole is provided. The first cold water circulation hole maintains a first temperature adjustment hole which is moderately close, and the top surface of the upper seat of the valve seat penetrates through a third cold water hole, a third hot water hole, a second cold water circulation hole, and a second hot water circulation hole. And a second temperature regulating hole, the lower seat of the valve seat penetrates through a cold water inlet hole, a hot water inlet hole, at least one cold water outlet hole and a mixed water outlet, the cold water inlet hole and the hot water inlet The water holes are respectively used to connect the cold and hot water sources, and the fixed valve piece, the movable valve piece and the rotating seat which are accommodated in the valve casing are sequentially stacked, and the fixing is provided by the upper seat of the valve seat. When the valve piece, the movable valve piece and the rotating seat are carried, the fixed valve piece can be locked on the top surface of the upper seat, and The third cold water hole, the third hot water hole, the second cold water circulation hole, the second hot water circulation hole and the second temperature regulating hole of the upper seat are respectively respectively connected to the second cold water hole and the fourth outer side of the fixed valve piece The expanded portion, the first cold water circulation hole, the first hot water circulation hole, the first temperature regulating hole form a alignment, and the first cold water hole of the movable valve piece and the first state in a normal state in which the valve stem is not operated The outer expansion portion avoids the first cold water circulation hole and the first temperature adjustment hole of the fixed valve piece, and the first hot water hole and the second outer expansion portion avoid the second hot water hole of the fixed valve piece, The first hot water circulation hole allows cold and hot water to be blocked by the movable valve piece, and cannot be discharged from the precision ceramic control valve through the faucet, and the water dividing member of the temperature limiting device is mounted on the valve seat And a fourth cold water hole that opens the third cold water hole and the cold water inlet hole, and a fourth hot water hole that opens the third hot water hole and the hot water inlet hole, and is electrically connected a second cold water circulation hole and a cold water outlet hole a cold water circulation hole, a temperature control chamber for conducting the second hot water circulation hole and the mixed water outlet hole, and a recessed downward from the top surface of the water dividing member, and a second temperature adjustment with the upper seat The hole maintains a aligned third temperature adjustment hole, the inner top edge of the temperature control chamber is used to provide the cap for installation, and a cold water is passed between the third temperature control hole and the lower temperature control room. The through hole allows the third temperature regulating hole and the temperature control chamber to form a mutual conduction. The cap is a closed cover body with an opening facing downward, and the circumference of the ring is provided with a plurality of hot water passage holes extending through the cap. The inner edge spacer ring of the support sleeve is provided with a plurality of protruding claw portions, so that each of the two adjacent claw portions can be a water outlet passage, and the support sleeve is combined in the mixed water outlet hole of the lower seat, The protrusion of the claw portion provides the temperature sensor to be placed on the bearing, and the sleeve of one end of the temperature sensor has a ejector, and the inside is filled with a chemical substance which can be thermally expanded and contracted by the change of the ambient temperature, and the chemical substance is used. Thermal expansion, which enables the ram to be pushed from the opening by the chemical substance And the chemical substance can be restored to its original volume after being cooled. The water stop sleeve has a tubular body and a casing with an opening facing downward, and the casing and the tubular body are inner and outer sleeves and then have a bottom edge. Cooperating, and the bottom edge is spaced through a plurality of water-passing holes, and the cover is provided with the one end segment of the temperature sensor having the ejector, so that the water stop sleeve can be appropriately hooded In the temperature sensor, a spring is supported between the cap and the water stop sleeve, and the water stop sleeve is pushed in a normal state in which the top rod is retracted, so that the water stop is The tubular body of the sleeve can be staggered downwardly to the hot water passage hole of the cap, so that the hot water passage hole is not shielded, and the support of the temperature sensor can make the water stop sleeve high, and can prevent the The cold water passage hole of the water dividing member is blocked by the tubular body of the water stop sleeve, so that the cold water passage hole can always be electrically connected with the water outlet passage of the support sleeve; thereby, the swing type can be formed Precision ceramic control Valve.

The slewing type precision ceramic control valve of the invention is characterized in that when the amplitude of the handle is too large or there is a lack of cold water in the pipeline for mixing, the ejector is immediately filled with the chemistry in the temperature sensor when the temperature sensor is excessively heated. The material is pushed out, and the water stop sleeve is supported by the ejector rod, so that the water stop sleeve can gradually reduce the pore size of the hot water passage hole of the cap by the tubular body, or completely close the hot water through the hole, so In the first place, the hot water with too high temperature can be moderately cooled, then the temperature can be kept out at a constant temperature, or the hot water can be completely shut off, so as to avoid the risk of the user being burnt if the operation is inadvertently, which is used to prevent the young child from playing the faucet due to curiosity. It is also very effective in being burnt.

Part of the invention:

(10)‧‧‧ valve casing

(11)‧‧‧ rotating seat

(12)‧‧‧ valve stem

(20)‧‧‧Active valve

(21)‧‧‧First cold water hole

(211) ‧‧‧First expansion

(22) ‧‧‧ first hot water hole

(221) ‧‧‧Second Extension

(30)‧‧‧Fixed valve

(31) ‧‧‧Second cold water hole

(311) ‧‧ Third Extension Department

(32) ‧‧‧second hot water hole

(321) ‧‧‧Fourth Expansion Department

(33) ‧‧‧First cold water circulation hole

(34) ‧‧‧First hot water circulation hole

(35) ‧‧‧First temperature adjustment hole

(40)‧‧‧ Seat

(41) ‧‧‧上上

(411) ‧‧‧The third cold water hole

(412) ‧‧‧ third hot water hole

(413) ‧‧‧Second cold water circulation hole

(414)‧‧‧Second hot water circulation hole

(415)‧‧‧Second temperature adjustment hole

(42) ‧‧‧ 下座

(421) ‧‧‧ cold water inlet

(422) ‧‧ ‧ hot water inlet

(423) ‧‧‧ cold water outlet

(424)‧‧‧ mixed water holes

(425) ‧‧‧Water flow channel

(50) ‧ ‧ temperature limiter

(51)‧‧‧Water distribution parts

(511) ‧‧‧ fourth cold water hole

(512) ‧‧‧ fourth hot water hole

(513) ‧‧‧The third cold water circulation hole

(514) ‧ ‧ temperature control room

(515) ‧‧‧ third temperature adjustment hole

(516) ‧‧‧ cold water through the hole

(52) ‧ ‧ caps

(521) ‧ ‧ hot water through the hole

(522)‧‧‧ Ribs

(53)‧‧‧Support sleeve

(531)‧‧‧ claws

(532) ‧‧‧Water outlet

(54) ‧ ‧ temperature sensor

(541)‧‧‧Pole

(542) ‧ ‧ chemical substances

(55) ‧ ‧ water stop

(551)‧‧‧Tubular body

(552)‧‧‧Shell

(553)‧‧‧ bottom edge

(554)‧‧‧Water hole

(555)‧‧‧ Ring groove

(56) ‧ ‧ spring

(57) ‧ ‧ water stop

(58) ‧ ‧ water ring

First Figure: A three-dimensional combination of the present invention.

Second Figure: A perspective exploded view of the present invention.

The third figure is a detailed diagram of the temperature limiting device of the present invention.

Figure 4 is a perspective view of another angle of the active valve plate of the present invention.

Figure 5 is a cross-sectional view of the active valve plate of the present invention.

Figure 6 is a perspective view of another angle of the fixed valve of the present invention.

Figure 7 is a plan view of the fixed valve plate of the present invention.

Figure 8 is a perspective view showing the state of the bottom surface of the lower seat of the present invention.

Ninth view: is a perspective view of another angle of the water dividing member of the present invention.

Figure 10 is a three-dimensional enlarged view of the water stop cover of the present invention.

Figure 11 is a diagram of the valve plate alignment when the invention is shut off.

Twelfth Figure: A cross-sectional view of the present invention when water is shut off.

Thirteenth Graph: A map of a valve sheet when the cold water is discharged from the present invention.

Figure 14 is a cross-sectional view of the cold water of the present invention.

Figure 15 is a cross-sectional view showing another angle of the cold water of the present invention.

Figure 16: The alignment diagram of the valve sheet when the cold and hot water are mixed in the present invention.

Figure 17 is a diagram showing the state of circulation of the cold and hot water of the present invention.

Figure 18 is a diagram showing the flow state of another angle when the cold and hot water of the present invention are mixed.

Fig. 19 is a view showing a state in which the hot water of the present invention is blocked by the water stop sleeve.

In order to enable your review committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please refer to the following [detailed description of the drawings] as follows: Generally, according to the present invention, please first from the first figure to the first As shown in the twelve figures, the present invention provides a swing-type precision ceramic control valve which is provided with a rotating seat (11) in a valve casing (10), and the rotating seat (11) A movable valve piece (20) and a fixed valve piece (30) are sequentially arranged inside the valve casing (10), and a center of the rotating base (11) is provided with a valve extending upward. a valve stem (12) of the casing (10), the movable valve piece (20) is fastened by the rotating seat (11), and the rotating seat (11) can be driven through the operation of the valve stem (12). The active valve piece (20) is rotated, and the activity is utilized Changing the alignment relationship between the movable valve piece (20) and the fixed valve piece (30) to control the faucet to open and close water, or to change the mixing ratio of the cold and hot water and the flow rate of the outlet water in the valve casing ( 10) The lower part uses a combination of a valve seat (40) to stop the fixed valve piece (30), the movable valve piece (20) and the rotating seat (11) from falling out, and the valve seat (40) is The upper seat (41) is opposite to the lower seat (42). The upper seat (41) has an accommodation space therein, and the temperature-receiving device (50) is installed in the accommodation space, and the temperature limiting device is installed. 50) comprising a water dividing member (51), a cap (52), a supporting sleeve (53), a temperature sensor (54), a water stop sleeve (55) and a spring (56), wherein A first cold water hole (21) and a first hot water hole (22) are disposed on the bottom surface of the movable valve plate (20), and a first hot water hole (21) is disposed outside the first cold water hole (21). a first outer expansion portion (211) and a second outer expansion portion (221) are disposed outside the first hot water hole (22), and the first outer expansion portion (211) and the second outer expansion portion are used ( 221) to increase the coverage of the first cold water hole (21) and the first hot water hole (22), A second cold water hole (31) and a second hot water hole (32) are formed in the center of the fixed valve piece (30), and a side of the second cold water hole (31) is connected from the top of the fixed valve piece (30). a third outer expansion portion (311) which is recessed downwardly, and a fourth outer expansion portion which is recessed from the bottom surface of the fixed valve piece (30) to the side of the second hot water hole (32) a portion (321), a third outer water expansion hole (33) and a second hot water hole (32) are respectively provided with a first cold water circulation hole (33) and a penetrating through the fixed valve piece (30) The first hot water circulation hole (34), and the first cold water circulation hole (33) and one end of the first hot water circulation hole (34) are provided with a moderate proximity to the first cold water circulation hole (33). The first temperature regulating hole (35), the top surface of the upper seat (41) of the valve seat (40) has a third cold water hole (411), a third hot water hole (412), and a second cold water circulation hole (413). a second hot water circulation hole (414) and a second temperature adjustment hole (415), the lower seat (42) of the valve seat (40) is inserted through a cold water inlet hole (421), a hot water Inlet hole (422) at least one cold water outlet hole (423) and a mixed water outlet hole (424), wherein the cold water inlet hole (421) and the hot water inlet hole (422) are respectively used to connect the cold and hot water sources. The fixed valve piece (30), the movable valve piece (20) and the rotating base (11) installed in the valve casing (10) are sequentially stacked, and the upper seat of the valve seat (40) is used. Providing the fixed valve piece (30), the movable valve piece (20), and the rotating base (11), in addition to enabling the fixed valve piece (30) to be secured on the top surface of the upper seat (41), The third cold water hole (411), the third hot water hole (412), the second cold water circulation hole (413), the second hot water circulation hole (414), and the second temperature adjustment of the upper seat (41) are also allowed. a hole (415) and a second cold water hole (31), a fourth outer expansion portion (321), a first cold water circulation hole (33), and a first hot water circulation hole (34) of the fixed valve piece (30), respectively The first temperature regulating hole (35) is aligned, and the first cold water hole (21) of the movable valve piece (20) and the first outer expansion portion are in a normal state in which the valve stem (12) is not operated. (211) avoiding the first cold water circulation hole (33) and the first temperature regulating hole (35), the first hot water hole (22) and the second outer expansion portion (221) of the fixed valve piece (30) The second hot water hole (32) and the first hot water circulation hole (34) of the fixed valve piece (30) are avoided, so that both cold and hot water are blocked by the movable valve piece (20). However, the precision ceramic control valve cannot flow out through the faucet, and the water dividing member (51) of the temperature limiting device (50) is installed between the upper and lower seats (41) (42) of the valve seat (40), and has a fourth cold water hole (511) for guiding the third cold water hole (411) and the cold water inlet hole (421), and one of the third hot water hole (412) and the hot water inlet hole (422) a fourth hot water hole (512), a third cold water circulation hole (513) for guiding the second cold water circulation hole (413) and the cold water outlet hole (423), and the second hot water circulation hole (414); a temperature control chamber (514) mixed with the water outlet hole (424), and a second temperature adjustment hole recessed from the top surface of the water dividing member (51) and 415) maintaining a aligned third temperature adjustment hole (515), the inner top edge of the temperature control chamber (514) is used to provide the cap (52) for mounting, in the third temperature adjustment hole Between the lower portion of the temperature control chamber (514) and the lower portion of the temperature control chamber (514), the third temperature control hole (515) and the temperature control chamber (514) can be electrically connected to each other through a hole (516). (52) is a closed cover body with an opening facing downward, and a plurality of hot water passage holes (521) extending through the cap (52) are provided on the circumference of the collar, and the inner edge spacer ring of the support sleeve (53) is provided with a plurality of protrusions The claw portion (531) allows each of the two adjacent claw portions (531) to be a water outlet passage (532), and the support sleeve (53) is a mixed water outlet hole (424) coupled to the lower seat (42). The 感 is provided with the protrusion of the claw portion (531) to provide the temperature sensor (54) to be placed on the bearing, and the opening of one end of the temperature sensor (54) has a ejector pin (541), and the inside is filled with A chemical substance (542) that is capable of undergoing a thermal expansion and contraction effect by a change in ambient temperature, and the thermal expansion of the chemical substance (542) enables the ram (541) to be chemically coated from the opening (542) a large push extrusion, and the chemical substance (542) can be restored to its original volume after cooling. The water stop sleeve (55) has a tubular body (551) and an open-faced casing (552). , the casing (552) and the tubular body (551) The inner and outer phase sleeves are then combined with a bottom edge (553), and the bottom edge (553) is spaced through a plurality of water holes (554), and the temperature sensor is provided by the casing (552) ( 54) having one end section of the jack (541) penetrating, so that the water stop sleeve (55) can be appropriately placed on the temperature sensor (54), and the spring (56) is supported Between the cap (52) and the water stop sleeve (55), the water stop sleeve (55) is pushed in a normal state in which the top rod (541) is retracted, and the water stop sleeve is allowed to be pushed. The tubular body (551) of (55) can be staggered downwardly from the hot water passage hole (521) of the cap (52), and the hot water passage hole (521) is not shielded, and the temperature sensor is utilized ( The support of 54) raises the water stop sleeve (55), and also prevents the cold water passage hole (516) of the water dividing member (51) from being sealed by the tubular body (551) of the water stop sleeve (55). Blocking, the cold water passing through the hole (516) can always be made conductive with the water outlet passage (532) of the support sleeve (53).

With the above structure, the precision ceramic control valve is installed in the valve chamber of the faucet, and the handle is externally connected by the valve stem (12). When the handle is rotated, the valve stem (12) is passed through the rotary seat (11). The movable valve piece (20) is rotated, and the first cold water hole (21) passing through the movable valve piece (20) and the first outer expansion part (211) are simultaneously aligned with the third outer expansion part of the fixed valve piece (30). (311) and the first cold water circulation hole (33), allowing the cold water inlet hole (421), the fourth cold water hole (511), the third cold water hole (411), the second cold water hole (31), and the third outer The cold water sent into the precision ceramic control valve by the expansion portion (311) can be transferred through the first cold water hole (21) and the first outer expansion portion (211), and then from the first cold water circulation hole (33) and the second cold water. The circulation hole (413), the third cold water circulation hole (513), and the cold water outlet hole (423) flow out through the faucet (please view it as shown in the thirteenth to fifteenth figures), which is insufficient in cold water use. The first hot water hole (22), the second outer expansion portion (221) and the second hot water hole (32) are aligned, so that hot water can be prevented from flowing out from the precision ceramic control valve through the faucet.

In the process of water discharge, if warm water is to be used, the handle is continuously rotated in the same direction, and the first hot water hole (22) and the second outer expansion portion (221) of the movable valve piece (20) are simultaneously aligned. The second hot water hole (32) of the fixed valve piece (30) and the first hot water circulation hole (34) allow the hot water inlet hole (422), the fourth hot water hole (512), and the third heat The water hole (412) and the second hot water hole (32) are sent into the precision ceramic control valve, and the hot water can pass through the first hot water hole (22) and the second outer expansion portion (221), and then from the first a hot water circulation hole (34), a second hot water circulation hole (414), a hot water passage hole (521) of the cap (52) in the temperature control chamber (514), and a water passage hole of the water stop sleeve (55) (554), the water outlet passage (532) of the support sleeve (53) and the mixing water outlet hole (424) flow out through the faucet, and the first cold water hole (21) of the movable valve piece (20) is caused by the continuous rotation of the handle. The first flared portion (211) is opposite to the second cold water hole (31) of the fixed valve plate (30) and the first The temperature adjustment hole (35), so the cold water fed into the precision ceramic control valve from the cold water inlet hole (421), the fourth cold water hole (511), the third cold water hole (411), and the second cold water hole (31) is also The first cold water hole (21) and the first outer expansion portion (211) can be transferred from the first temperature adjustment hole (35), the second temperature adjustment hole (415), the third temperature adjustment hole (515), The cold water is actively introduced into the support sleeve (53) through the hole (516), so that the cold and hot water can be mixed into the warm water in the support sleeve (53) and then flow together (please also from the sixteenth to the tenth The figure shown in Figure 8), and when the handle is rotated too much or there is a lack of cold water in the pipeline for mixing, causing the temperature sensor (54) to overheat, the ejector (541) will be filled immediately at the temperature. The chemical substance (542) in the device (54) is pushed out, and the water stop sleeve (55) is propped up through the ejector rod (541), so that the water stop sleeve (55) can be gradually reduced by the tubular body (551). The cap (52) has a pore size of the hot water passage hole (521), or completely closes the hot water through the hole (521) (please view it as shown in Fig. 19), so that If the temperature is too high, the hot water will be cooled moderately and then it will be heated at a constant temperature. Is completely closed, to serve users avoid inadvertent operation of the dangerous burns occur, which is used to prevent children playing with the tap of curiosity was also burned with a great place results.

The present invention provides a swing-type precision ceramic control valve, wherein the first cold water circulation hole (33) has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion are electrically displaced from each other. The top and bottom surfaces of the fixed valve piece (30) are penetrated.

The present invention provides a swing-type precision ceramic control valve, wherein the first hot water circulation hole (34) has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion are electrically displaced from each other. The manner runs through the top and bottom surfaces of the fixed valve plate (30).

The invention provides a swing-type precision ceramic control valve, wherein the first tone The warm hole (35) has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion penetrate the top and bottom surfaces of the fixed valve piece (30) so as to be electrically displaced from each other.

The invention provides a swing-type precision ceramic control valve, wherein the lower seat (42) of the valve seat (40) has a third cold water circulation hole (513) opposite to the water dividing member (51). A water flow channel (425), and the cold water outlet hole (423) is penetrated through at least one end of the water flow channel (425).

The invention provides a swing-type precision ceramic control valve, wherein an upper section of one side of the temperature control chamber (514) is designed to penetrate outward.

The present invention provides a swing-type precision ceramic control valve in which the cap (52) is locked in a temperature control chamber (514) of the water dividing member (51).

The present invention provides a swing-type precision ceramic control valve, wherein a periphery of the cap (52) is provided with a plurality of ribs (522) protruding upwardly from the top surface of the cap (52), and the ribs (522) The separation is such that hot water can smoothly flow from the gap between the ribs (522) into the cap (52) through the hot water passage hole (521) at the periphery of the cap (52).

The invention provides a swing-type precision ceramic control valve, wherein the temperature control chamber (514) has a water stop ring (57) and a water stop ring (58) under the cap (52). .

The present invention provides a swing-type precision ceramic control valve in which the support sleeve (53) is locked in a mixing water outlet (424) of the lower seat (42).

The present invention provides a swing-type precision ceramic control valve in which the temperature at which the chemical substance (542) starts to expand by heating is set at forty degrees Celsius.

The invention provides a swing-type precision ceramic control valve, wherein the cover is utilized The inner and outer sleeves of the shell (552) and the tubular body (551) can form a ring groove (555) between the casing (552) and the tubular body (551), and the ring groove (555) is provided by the ring groove (555). One end of the spring (56) is nested and then supported on the bottom edge (553), and the diameter of the spring (56) is significantly smaller than the ring groove (555) and its bottom edge (553) ), avoiding improper shielding of the water passage (554) after the spring (56) is nested.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto; that is, the equal variation and modification of the scope of the patent application of the present invention should still belong to the present creation. Within the scope of the patent.

Claims (10)

A swing-type precision ceramic control valve, wherein the precision ceramic control valve is provided with a rotating seat in a valve housing, and a movable valve piece and a valve body are sequentially arranged inside the valve housing a valve plate, a valve stem extending upwardly from the valve casing is disposed in the center of the rotating base, and the movable valve piece is fastened by the rotating seat, and the rotating seat can be driven by the operation of the valve stem The movable valve piece rotates, and the directional change of the movable valve piece and the fixed valve piece is used to control the faucet to open and close water, or to change the mixing ratio of the cold and hot water and the flow rate of the water discharge. Below the valve casing, a combination of a valve seat is used to block the fixed valve piece, the movable valve piece and the rotating seat from falling out, and the valve seat is formed by a combination of a top seat and a lower seat, and the upper seat has an inner portion The accommodating space provides a temperature limiting device for installation, and the temperature limiting device includes a water dividing member, a cap, a supporting sleeve, a temperature sensor, a water stop sleeve and a spring , wherein: the bottom surface of the movable valve plate is concavely provided with a diagonal shape a first cold water hole and a first hot water hole are arranged in the row, a first outer expansion portion is arranged outside the first cold water hole, and a second outer expansion portion is connected to the outer side of the first hot water hole. The first outer expansion portion and the second outer expansion portion are arranged to increase the coverage of the first cold water hole and the first hot water hole; the second fixed water hole and the second hot water hole are inserted through the center of the fixed valve piece a second outer expansion portion recessed from a top surface of the fixed valve plate is disposed on a side of the second cold water hole, and a bottom surface of the second hot water hole is connected from a bottom surface of the fixed valve plate a fourth outer expansion portion that is recessed, and a first cold water circulation hole and a first hot water circulation hole penetrating through the fixed valve piece are respectively disposed on the outer side of the third outer expansion portion and the second hot water hole And a first temperature regulating hole that is moderately close to the first cold water circulation hole is disposed between the first cold water circulation hole and one end of the first hot water circulation hole; a third cold water is penetrated through the top surface of the upper seat of the valve seat a hole, a third hot water hole, a second cold water circulation hole, a second hot water circulation hole and a second temperature adjustment hole, the valve seat The seat runs through a cold water inlet hole, a hot water inlet hole, at least one cold water outlet hole and a mixed water outlet hole. The cold water inlet hole and the hot water inlet hole are respectively used to connect the cold and hot water sources. The fixed valve piece, the movable valve piece and the rotating seat mounted in the valve casing are sequentially stacked, and when the upper seat of the valve seat is used to provide the fixed valve piece, the movable valve piece and the rotating seat, the removal is performed The fixed valve piece can be clamped on the top surface of the upper seat, and the third cold water hole, the third hot water hole, the second cold water circulation hole, the second hot water circulation hole, and the second seat of the upper seat can also be The temperature adjustment holes are respectively aligned with the second cold water hole, the fourth outer expansion portion, the first cold water circulation hole, the first hot water circulation hole, the first temperature adjustment hole of the fixed valve piece, and the valve stem In the unoperated normal state, the first cold water hole and the first outer expansion portion of the movable valve piece avoid the first cold water circulation hole of the fixed valve piece and the first temperature regulating hole, the first hot water hole and the first The second outer expansion portion avoids the second hot water hole of the fixed valve piece and the first hot water circulation hole, so that both cold and hot water are subjected to the The movable valve piece is blocked and cannot flow out from the precision ceramic control valve through the faucet; the water dividing member of the temperature limiting device is installed between the upper and lower seats of the valve seat, and has the third cold water hole and the cold water to be turned on. a fourth cold water hole of the water hole, a fourth hot water hole that opens the third hot water hole and the hot water inlet hole, and a third cold water circulation hole that opens the second cold water circulation hole and the cold water outlet hole And a temperature control chamber for conducting the second hot water circulation hole and the mixing water outlet hole, and a recessed from the top surface of the water distribution member, and maintaining alignment with the second temperature adjustment hole of the upper seat a third temperature regulating hole, the inner top edge of the temperature control room is used to provide the cap for installation, and a cold water is passed through the hole between the third temperature regulating hole and the lower part of the temperature control room. The third temperature regulating hole and the temperature control chamber can form a mutual conduction, and the cap is a closed cover body with an opening facing downward, and the circumference of the ring is provided with a plurality of hot water passage holes extending through the cap, and the support sleeve is The edge spacer ring is provided with a plurality of protruding claw portions, so that each two adjacent claw portions can become a water outlet passage, and the support sleeve In combination with the mixing water outlet hole of the lower seat, the protrusion of the claw portion provides the temperature sensor to be placed on the bearing, and the opening of one end of the temperature sensor has a plunger, and the interior is filled with the environment. a chemical substance which produces a thermal expansion and contraction effect by a temperature change, and the thermal expansion of the chemical substance causes the ejector rod to be pushed out from the opening by the chemical substance, and the chemical substance is cooled. Recovering to the original volume, the water stop sleeve has a tubular body and a casing with an opening facing downward, the casing and the tubular body are inner and outer sleeves and then combined with a bottom edge, and the bottom edge is attached a plurality of water-passing holes are formed through the casing, and the casing is provided with the one end portion of the temperature sensor having the ejector penetrating, so that the water-stopping sleeve can be appropriately placed on the temperature sensor, the spring Is supported between the cap and the water stop sleeve, and pushes the water stop sleeve in a normal state in which the top rod is retracted, so that the tubular body of the water stop sleeve can be staggered downward The hot water of the cap is passed through the hole, and the hot water is not blocked by the through hole. The support of the temperature sensor is high in the water stop sleeve, and can prevent the cold water passage hole of the water distribution member from being blocked by the tubular body of the water stop sleeve, so that the cold water passage hole can always be The outlet passage of the support sleeve is electrically connected. The slewing type precision ceramic control valve according to claim 1, wherein the first cold water circulation hole has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion are electrically displaced from each other. Through the top and bottom surfaces of the fixed valve plate. The slewing type precision ceramic control valve according to claim 1, wherein the first hot water circulation hole has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion are electrically displaced from each other. The manner runs through the top and bottom surfaces of the fixed valve plate. The slewing type precision ceramic control valve according to claim 1, wherein the first temperature adjustment hole has an upper hole portion and a lower hole portion, and the upper hole portion and the lower hole portion are electrically displaced from each other. Through the top and bottom surfaces of the fixed valve plate. The slewing type precision ceramic control valve according to claim 1, wherein the lower seat of the valve seat has a water flow passage that is opposite to the third cold water circulation hole of the water dividing member, and at least the water flow passage The cold water outlet hole is penetrated through one end. The slewing type precision ceramic control valve according to claim 1, wherein the upper side of the temperature control chamber is disposed to penetrate outward. The slewing type precision ceramic control valve according to claim 1, wherein the cap is locked in a temperature control chamber of the water dividing member. The slewing type precision ceramic control valve according to claim 1, wherein the periphery of the cap is provided with a plurality of ribs protruding upward from the top surface of the cap, and the ribs are separated to heat the water. The cap can be smoothly flowed through the hot water passage hole of the periphery of the cap by the gap between the ribs. The swing-type precision ceramic control valve according to claim 1, wherein the support sleeve is locked in a mixed water outlet of the lower seat. The swing-type precision ceramic control valve according to claim 1, wherein a ring groove is formed between the cover and the tubular body by using the inner and outer sleeves of the cover and the tubular body.