CN104141801B - Precision ceramic control valve - Google Patents

Abstract

The invention provides a precise ceramic control valve, which is characterized in that a control shaft bolt, an upper ceramic piece and a lower ceramic piece are sequentially combined in a valve shell from top to bottom, and an inner component is prevented from falling out by combining a valve seat below the control shaft bolt, the upper ceramic piece and the lower ceramic piece. The invention has the following effects: the invention relates to a precise ceramic control valve, which can change the water outlet form of a faucet, so that the faucet can be switched between front water outlet and shower nozzle water outlet without additionally arranging a pulling head, and the number of accessories of the faucet can be effectively reduced.

Description

Precision ceramic control valve

technical field

The invention relates to a precision ceramic control valve, in particular to a precision ceramic control valve which can be used to change the outlet state of a faucet without using a pulling head.

Background technique

The use of the faucet can usually provide the front water outlet and the shower head water outlet. When these two different water outlet methods are used on the same faucet, the pull of a pull head is used to switch the water source, that is, when the faucet is turned on, its water flow Usually, the front end of the faucet flows directly into the lower container such as a washbasin or a bathtub. When changing the water outlet method, the pull head is pulled up to close the flow channel of the front water outlet through the pull head, so that the water flow can be changed to the upper connected water pipe. The shower head sprays out, and the pulling head that is pulled up is supported by the water pressure and will not fall down. When the water source is turned off and the water pressure inside the faucet is reduced to less than the weight of the pulling head, the pulling head will automatically fall.

However, because it is known that when the faucet is used, there will be a pull head protruding above the faucet. The additional pull head will not only cause abruptness, but also greatly damage the overall aesthetics of the faucet. The pull head is easy to be touched by mistake, and the state can be changed without warning.

Contents of the invention

The technical problem to be solved by the present invention is to provide a precision ceramic control valve that can be used to change the water outlet state of the faucet without the use of a pull head.

In order to solve the above technical problems, the present invention provides a precision ceramic control valve. The precision ceramic control valve is sequentially combined with a control shaft bolt, an upper ceramic piece, and a lower ceramic piece in a valve housing from top to bottom. The combination of a valve seat blocks the internal components. There is a chamber inside the valve housing, and a through hole is provided on the top of the valve housing. The hole goes out of the valve casing, and the control shaft bolt is combined with a base to control the rotation of the shaft bolt and drive the base to rotate;

The chamber runs through the valve casing with at least one water outlet;

The edge of the upper ceramic sheet is inwardly cut with a water gap, and the center is provided with a water hole, and an outer expansion part is formed on the edge of the side hole of the water hole, and the diameter of the lower hole is larger than that of the upper hole;

A cold water flow channel and a hot water flow channel are arranged on the bottom surface of the lower ceramic sheet. A cold water flow hole is formed at each end of the cold water flow path, and a hot water flow hole is formed at each end of the hot water flow path to penetrate the lower ceramic sheet upwards. There is a water outlet perforation in the center of the sheet;

There is a water outlet hole in the center of the valve seat, and a cold water inlet channel and a hot water inlet channel are arranged on the outside of the water outlet hole. The cold water inlet channel and the hot water inlet channel are respectively connected to the top surface of the valve seat with a first distribution groove. and a second splitter tank;

The first distribution tank and the second distribution tank guide the cold and hot water to the other side, and the upper ceramic sheet, the lower ceramic sheet and the valve seat are stacked in sequence, and are placed in the chamber of the valve housing together, and the lower ceramic sheet The piece is snapped and fixed on the valve seat;

The upper ceramic piece is connected to the base, and the lower ceramic piece is stacked on the valve seat. The water outlet hole of the valve seat, the first flow channel, and the second flow channel will respectively connect with the water outlet hole, cold water flow channel, and hot water flow of the lower ceramic piece. Runner alignment.

Further, wherein, the inner wall of the valve housing is provided with two protrusions, and the two protrusions are kept apart by a rotation angle, and an interlocking block with an arc edge is arranged on the outer periphery of the base, and a retaining wall is formed on both sides of the interlocking block .

Furthermore, the inner wall of the valve housing is provided with an arc-shaped positioning portion, and the base of the control shaft pin is installed with a push pin that is pushed outward by the spring force.

Further, the bottom surface of the base protrudes with driving feet, and the top surface of the upper ceramic sheet is provided with an interlocking groove. The groove is inserted and matched with the driving pin of the base.

Furthermore, the periphery of the lower ceramic sheet is provided with a slot, and the valve seat is provided with an upwardly protruding clasp, which is engaged and fixed with the ceramic plate, and the clasp clasps the valve housing upward.

Further, wherein, the bottom surface of the lower ceramic sheet is provided with a cold water flow channel and a hot water flow channel forming opposite arc edges.

Further, wherein, the upper edge of the cold water circulation hole and the hot water circulation hole are both expanded outwards.

Further, the water outlet hole, the cold water inlet flow channel, the hot water inlet flow channel, the first distribution tank and the second distribution tank are all sleeved with water stop rings.

The present invention has the following effects:

1. The precision ceramic control valve of the present invention, the precision ceramic control valve itself can be used to change the water outlet form of the faucet, so that the faucet does not need to be equipped with an additional pull head, and can also be switched between the water outlet from the front end and the water outlet from the shower head. In addition to the number of accessories, the assembly is also easier.

2. The precision ceramic control valve of the present invention does not have a pulling head protruding from the surface of the faucet during use, so it can avoid being abrupt and more beautiful in use.

3. The precision ceramic control valve of the present invention does not need to be used in conjunction with the pulling head, so it will be able to avoid accidental touches and cause changes in the water outlet state without warning.

Description of drawings

Fig. 1: Stereo combination diagram of the present invention.

Figure 2: An exploded perspective view of the present invention.

Fig. 3: An exploded perspective view of another angle of the present invention.

Figure 4: Plan view of the upper ceramic sheet of the present invention.

Figure 5: Plan view of the lower ceramic sheet of the present invention.

Fig. 6: A combined cross-sectional view of the present invention.

Figure 7: State diagram of the present invention being used through a faucet.

Figure 8: Sectional view of the present invention connecting cold and hot water sources.

Figure 9: The relationship diagram of the upper and lower ceramic sheets when the water is stopped according to the present invention.

Fig. 10: The relationship diagram of the upper and lower ceramic sheets when only cold water is used for the water outlet at the front end of the present invention.

Figure 11: A cross-sectional view of the present invention when only cold water is used for the water outlet at the front end.

Figure 12: The relationship diagram of the upper and lower ceramic sheets when the front end of the present invention is cooled by water and mixed with hot water.

Fig. 13: The relationship diagram of the upper and lower ceramic sheets when only hot water is used for the water outlet at the front end of the present invention.

Fig. 14: The relationship diagram of the upper and lower ceramic sheets when only cold water is used for the water outlet of the shower head of the present invention.

Fig. 15: A cross-sectional view of the present invention when only cold water is used for the water outlet of the shower head.

Fig. 16: The relationship diagram of the upper and lower ceramic sheets when the shower head of the present invention is cooled and hot water is mixed.

Fig. 17: The relationship diagram of the upper and lower ceramic sheets when only hot water is used for the shower head of the present invention.

Fig. 18: The present invention provides another embodiment diagram of the use of the faucet.

Explanation of reference numerals,

Valve housing - - - - 10 chamber - - - - - 11

Through hole - - - - 12 bump - - - - - 13

Positioning part - - - 14 water outlet - - - - 15

Control shaft bolt - - - 20 base - - - - - 21

Interlock block - - - - 211 retaining wall - - - - - 212

Driving foot - - - - 213 spring - - - - - 22

Lifting pin - - - - - 23

Upper ceramic piece - - - 30 water gap - - - 31

Water hole - - - - 32 External expansion - - - - 33

Interlocking groove - - - 34

Lower ceramic sheet - - - 40 cold water flow channel - - - 41

Cold water flow hole - 42 Hot water flow channel - 43

Hot water circulation hole --- 44 water outlet perforation --- 45

Insert groove - - - - - 46

Valve seat - - - - 50 outlet hole - - - - 51

Cold water inlet channel - 52 Hot water inlet channel - 53

The first split tank - 54 The second split tank - 55

Claw - - - - 56 water stop ring - - - - 57

Faucet－－－－60 Faucet－－－－600

Compartment - - - - 601 water outlet - - - - 602

Handle - - - - 61 cold water source - - - - 62

Hot water source ---63 shower head ---64.

detailed description

First of all, as shown in Figures 1 to 6, the precision ceramic control valve is sequentially combined with a control shaft bolt 20, an upper ceramic piece 30, and a lower ceramic piece 40 in a valve casing 10 from top to bottom. The combination of a valve seat 50 prevents internal components from falling out, wherein the valve casing 10 has a chamber 11 inside, and a through hole 12 is provided on the upper side with a reduced diameter, and the control shaft bolt 20 is passed through the chamber 11, and The upper end passes through the valve housing 10 through the through hole 12, and there are two protrusions 13 on the inner wall of the valve housing 10. The two protrusions 13 are kept apart by an appropriate rotation angle, and an arc concave shape is provided between the rotation paths of the two protrusions 13. The positioning part 14 of the chamber 11 penetrates the valve housing 10 with at least one water outlet 15, and the control shaft bolt 20 is combined with a base 21, so that the rotation of the control shaft bolt 20 drives the base 21 to rotate, and the base 21 The outer periphery is provided with a linking block 211 with a suitable arc edge, so that both sides of the linking block 211 can become a retaining wall 212, and a top pin 23 pushed outward by the elastic force of the spring 22 is installed in the center of the linking block 211, and the bottom surface is Protruding out is provided with driving foot 213, and upper ceramic plate 30 edge is inwardly cut to be provided with a water passage gap 31, and the center is provided with a water passage hole 32, and the edge of water passage hole 32 side holes is provided with an outward expansion part 33, through this The formation of the outer expansion part 33 will be able to form a state in which the lower aperture of the water hole 32 is larger than the upper aperture, and an interlocking groove 34 is provided on the top surface of the upper ceramic sheet 30. When the upper ceramic sheet 30 is attached to the top of the lower ceramic sheet 40 When they are put into the chamber 11 together, the interlocking groove 34 and the driving pin 213 of the control shaft bolt 20 form an insertion fit. The flow channel 41 and a hot water flow channel 43, the two ends of the cold water flow channel 41 each have a cold water flow hole 42, and the two ends of the hot water flow path 43 each have a hot water flow hole 44 to penetrate the lower ceramic sheet 40 upwards, and the lower ceramic sheet The center of the sheet 40 is provided with a water outlet perforation 45, and the periphery is provided with a slot 46 for locking and fixing on the valve seat 50. The center of the valve seat 50 is provided with a water outlet hole 51, and the outside of the water outlet hole 51 is provided with a cold water inlet flow channel 52 and A hot water inlet channel 53, a cold water inlet channel 52 and a hot water inlet channel 53 are respectively provided with a first diverter groove 54 and a second diverter groove 55 on the top surface of the valve seat 50, with the first diverter The formation of the groove 54 and the second distribution groove 55 can guide the cold and hot water to be transported to the other side. The valve seat 50 is also provided with a claw 56 protruding upward, and the claw 56 can be used for the lowering. In addition to the ceramic sheet 40 being fastened and fixed, the valve casing 10 can also be buckled upwards, so that the water outlet hole 51, the first flow channel 54, and the second flow channel 55 can be connected with the water outlet hole 45, the cold water flow channel 41, and the hot water flow channel respectively. 43 to form alignment, and the water outlet hole 51 , the cold water inlet channel 52 , the hot water inlet channel 53 , the first distribution groove 54 and the second distribution groove 55 are all provided with a water stop ring 57 .

When it is actually used, the precision ceramic control valve of the present invention is installed in the compartment 601 of the faucet 60, and the handle 61 is connected to the control shaft bolt 20. Please see Fig. 7 and Fig. 8 at the same time, through the operation of the handle 61, The precision ceramic control valve is used to control the water outlet from the front end of the faucet 60 or the water outlet from the shower head. When the water is discharged, the mixing ratio of cold and hot water can be adjusted to obtain an appropriate water temperature. At the same time, the cold water inlet channel 52 of the valve seat 50 is connected to The hot water inlet channel 53 is connected to the cold water source 62 and the hot water source 63, the water outlet hole 51 is connected to the shower head 64, the water outlet 15 of the valve housing 10 is directly connected to the front water outlet part 602 of the faucet 60, and the handle 61 is not operated. Under normal conditions, the control shaft bolt 20 is located in the middle position, so that the ejector pin 23 can be pushed into the positioning part 14 by the spring 22, so as to be used as the origin of use. The second cold water flow hole 42 and the second hot water flow hole 44 of the lower ceramic sheet 40 will be misaligned, so that both cold and hot water will be blocked, so that the water tap 60 can be turned off as shown in Figure 9.

When water is to be discharged from the front end of the faucet 60, turn the handle 61 in one direction, so that the control shaft bolt 20 can drive the base 21 and the upper ceramic piece 30 to rotate, so as to align the water passage gap 31 with one of the cold water flow holes 42, Let the cold water flowing in from the cold water inlet channel 52 pass through the first distribution tank 54, the cold water channel 41, one of the cold water flow holes 42 and the water opening 31, and then flow out from the water outlet 15 of the valve housing 10 through the water outlet 602, To provide water from the front end of the faucet 60, please use it as shown in Figure 10 and Figure 11 at the same time, and the rotation of the upper ceramic sheet 30 is not enough to make the outer expansion part 33 align with the cold water flow hole 42 and the hot water flow hole 44, so cold, Hot water will not be sprayed from the water hole 32, the water outlet hole 45, and the water outlet hole 51 through the shower head 64; , so that the water gap 31 can gradually overlap with one of the hot water flow holes 44, and the overlapping size can be adjusted according to the difference in the rotation range. When the water gap 31 conducts one of the cold water flow holes 42 and the hot water When the flow hole 44 is shown in Figure 12, the cold and hot water will be mixed to form warm water for use, and when the handle 61 is rotated to the maximum stroke position, the water gap 31 can completely avoid the cold water flow hole 42, And when covering the hot water flow hole 44 as shown in Figure 13 at the same time, it can be used only by the outflow of hot water. When the water is to be turned off, the handle 61 can be turned back, and when the handle 61 is turned back , the ejector pin 23 will elastically snap into the positioning portion 14 again to return to the original point.

When in use, if you want to switch to the shower head 64 to discharge water, turn the handle 61 in the opposite direction, so that the outer expansion part 33 can be aligned with the other cold water flow hole 42, and use the outer expansion part 33 to transfer through the water flow hole 32, so that Cold water can be sprayed from the water outlet hole 45 and the water outlet hole 51 through the shower head 64, as shown in Figure 14 and Figure 15; The continuous rotation allows the outer expansion part 33 to gradually overlap with another hot water flow hole 44. The overlapping size can be adjusted according to the difference of the rotation range. When the outer expansion part 33 is respectively connected to the cold water flow hole 42 and the hot water flow hole When the water flow hole 44 is shown in Figure 16, cold and hot water will be mixed in the outer expansion part 33 to form warm water for use, and when the handle 61 is rotated to the maximum stroke position, the outer expansion part 33 is completely avoided. Open the cold water flow hole 42 and cover the hot water flow hole 44 as shown in Figure 17 at the same time, that is, the hot water can only be used for the outflow, and when the water is to be turned off, the handle 61 can be turned back, and The handle 61 can be prevented from being excessively rotated by utilizing the abutment between the protrusion 13 and the retaining wall 212 .

Also, the edges of the upper holes of the cold water flow hole 42 and the hot water flow hole 44 can be appropriately expanded, so that the connection of the water flow can be smoother.

In addition, the precision ceramic control valve of the present invention can be installed on faucets 60 in showers or bathtubs, as shown in Figures 7 and 8, and can also be used on faucets 600 in various fields such as flow counters and washbasins. Please be shown in Fig. 18 at the same time, allow the precision ceramic control valve of the present invention to be popularized, to increase market share.

The above-mentioned precision ceramic control valve has the following advantages: First, the precision ceramic control valve itself can be used to change the water outlet form of the faucet 60, so that the water faucet 60 does not need to be equipped with an additional pull head, and can also be switched between the water outlet from the front end and the water outlet from the shower head 64 , in addition to effectively reducing the number of accessories of the faucet 60, it is also easier to assemble; secondly, there is no pulling head protruding from the surface of the faucet 60 when in use, so it will avoid being abrupt and more beautiful in use; thirdly, the precision ceramics The control valve does not need to be used with the pull head, so it will be able to avoid accidental touch, which will cause the water outlet state to change without warning.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (8)

1. an accurate ceramic control valve, its accurate ceramic control valve is sequentially combined with from top to bottom potsherd on a Control Shaft bolt,, potsherd once in a valve casing, below is again with the combination of a valve seat, block internals, wherein, valve casing inside has a room, valve casing top undergauge is provided with a through hole, Control Shaft bolt is arranged in this room, and the upper end of Control Shaft bolt passes valve casing outward by through hole, Control Shaft bolt is combined with a pedestal, the rotation of Control Shaft bolt, the rotation of drive pedestal, is characterized in that:

Room runs through valve casing with at least one delivery port;

The edge of upper potsherd is provided with a water flowing breach to inscribe, and central authorities have provided a limbers, and limbers one side opening edge has set up an expanding part, and aperture, below, limbers is greater than aperture, top;

Lower potsherd bottom surface is provided with a cold water runner and a hot water flux, and lower potsherd is respectively respectively up run through with a flow of hot water through hole with a cold water opening, hot water flux two ends in cold water runner two ends, and lower potsherd central authorities are provided with a water outlet perforation;

Valve seat central authorities are provided with an apopore, and apopore outside is arranged with a cold water water inlet flow channel and a hot water water inlet flow channel, and cold water water inlet flow channel and hot water water inlet flow channel are up equipped with respectively one first splitter box and one second splitter box at valve seat end face;

The guiding of this first splitter box and the second splitter box hot water or cold water carry toward opposite side, and upper potsherd, lower potsherd and valve seat be sequentially stacked, and jointly inserts in the room of valve casing, and lower potsherd is engaged fixing on valve seat;

Upper potsherd is connected with pedestal, and lower potsherd and valve seat are stacked, and the apopore of valve seat, the first splitter box, the second splitter box can align with water outlet perforation, cold water runner, the hot water flux of lower potsherd respectively.

2. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, valve casing inwall is provided with two projections, and this two projection keeps being separated by with an anglec of rotation, is provided with the linked block of tool one arc edge in pedestal periphery, and linked block both sides form a barricade.

3. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, valve casing inwall is provided with the location division of an arc concavity, and an ejector pin that is subject to spring force extrapolation is installed on the pedestal of Control Shaft bolt.

4. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, base bottom surface has protruded out drive pin, and upper potsherd end face is provided with interlock groove, and upper potsherd is posted by lower potsherd end face, and put into together room, this interlock groove is planted and is coordinated with the drive pin of pedestal.

5. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, lower potsherd periphery is provided with caulking groove, is provided with upwardly extended button pawl on valve seat, is fixed with this button pawl and potsherd, and this button pawl up fastens valve casing.

6. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, lower potsherd bottom surface is provided with the cold water runner and the hot water flux that are mutually opposite arc edge.

7. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, the top peritreme of cold water opening and flow of hot water through hole all extends out setting.

8. accurate ceramic control valve as claimed in claim 1, is characterized in that, wherein, on apopore, cold water water inlet flow channel, hot water water inlet flow channel, the first splitter box and the second splitter box, is all arranged with sealing collar.