Summary of the invention
The purpose of this invention is to provide a kind of be arranged on the hot and cold water water intake end, can not freezing spool the ceramic valve core with water function on the switching throttling and the thermostatic valve of this spool is housed.
The present invention is that the technological scheme that adopts of technical solution problem is as follows:
Of the present invention have on the switching throttling ceramic valve core of water function comprise columned upper slice and lower, it is characterized in that: described upper slice front is provided with the first inner arc groove, the first outer arc groove, the second inner arc groove, the second outer arc groove, described the first inner arc groove and the first outer arc groove are the arc grooves that arranges with one heart, the first outer arc groove is positioned at the outside of the first inner arc groove, and the second inner arc groove and the second outer arc groove are symmetrical with the first inner arc groove and the first outer arc groove center of circle respectively; Described lower front is provided with the first water inlet through hole, the first water outlet through hole, the second water inlet through hole, the second water outlet through hole, the inboard of the first water inlet through hole is with upper water groove, the outside of described upper water groove communicates with the inboard of the first water inlet through hole, described the first water inlet through hole and the first water outlet through hole is the through hole that runs through lower two sides, and described the second water inlet through hole and the second water outlet through hole are symmetrical with the first water inlet through hole, the first water outlet through hole center of circle respectively.
Described upper slice and lower arrange with one heart; Upper slice during with lower relative rotation, the running orbit of the first inner arc groove covers the running orbit of upper water groove, and the running orbit of the first outer arc groove covers the running orbit of the first water inlet through hole and the first water outlet through hole.
The radian of described the first inner arc groove is greater than the radian of the first outer arc groove.
Described the first water inlet through hole and the first water outlet through hole are the arcuate sockets of sectional shape mirror image symmetry, and the radian of the first water inlet through hole is the 1/2-1/3 of the first outer arc groove radian; Described upper water groove is curve bath, and the radian of upper water groove is 2-3 times of the first water inlet through hole radian.
A kind of thermostatic valve of the present invention comprise valve body, gland, driver plate, upper slice, lower, sealing gasket, constant temperature valve core, described valve body is cylindric, gland, driver plate, upper slice, lower, sealing gasket be installed in the inner chamber of valve body from top to bottom successively with one heart, driver plate is fixedly connected with upper slice, the place, axle center of driver plate is equipped with pulling axis, gland is run through in the upper end of described pulling axis, and constant temperature valve core is arranged on the lower end of valve body, it is characterized in that: described upper slice and lower be aforesaid ceramic valve core.
Described constant temperature valve core is fixedly connected on the lower end of valve body, and the axis of constant temperature valve core is vertical with the axis of valve body.
Described valve body and constant temperature valve core are installed in the housing, are provided with cold water inlet, hot water inlet and mixed water out on the described housing, and cold water inlet, hot water inlet are respectively by first water inlet through hole and the second water inlet through hole of pipeline communication to lower; Be provided with cold water channel and hot water channel between valve body and the constant temperature valve core, described cold water channel and hot water channel respectively connect the first water outlet through hole and the second water outlet through hole of lower sheet and are communicated to hot water or cold water's entrance of constant temperature valve core, and mixed water out is communicated with the mixed water out of constant temperature valve core by pipeline.
Owing to adopted the spool of said structure, it can be arranged on the hot and cold water water intake end, valve closing does not have water in the mixed water cavity later on, can freezing spool, water function on also integrated in same spool simultaneously, easy to install and use, be conducive to the use of solar water heater.
Embodiment
Of the present invention have on the switching throttling ceramic valve core of water function comprise columned upper slice 2 and lower 1.As shown in Figure 1 and Figure 2, described upper slice 2 front is provided with the first inner arc groove 3, the first outer arc groove 4, the second inner arc groove 5, the second outer arc groove 6, described the first inner arc groove 3 and the first outer arc groove 4 are the arc grooves that arrange with one heart, the first outer arc groove 4 is positioned at the outside of the first inner arc groove 3, and the second inner arc groove 5 and the second outer arc groove 6 are symmetrical with the first inner arc groove 3 and the first outer arc groove 4 centers of circle respectively.
As shown in Figure 3, Figure 4, described lower 1 front is provided with the first water inlet through hole 11, the first water outlet through hole 12, the second water inlet through hole 13, the second water outlet through hole 14, the inboard of the first water inlet through hole 11 is with upper water groove 15, the outside of described upper water groove 15 communicates with the inboard of the first water inlet through hole 11, described the first water inlet through hole 11 and the first water outlet through hole 12 is the through holes that run through lower 1 two sides, and described the second water inlet through hole 13 and the second water outlet through hole 14 are symmetrical with the first water inlet through hole 11, the first water outlet through hole 12 centers of circle respectively.
Described upper slice 2 and lower 1 arrange with one heart; Upper slice 2 during with lower 1 relative rotation, the running orbit of the first inner arc groove 3 covers the running orbit of upper water groove 15, and the running orbit of the first outer arc groove 4 covers the running orbit of the first water inlet through hole 11 and the first water outlet through hole 12.That is to say that the distance in the first inner arc groove 3 and the center of circle equals the distance in water groove 15 and the center of circle, the width of the first inner arc groove 3 also width with upper water groove 15 is suitable; The distance in the first outer arc groove 4 and the center of circle equals the distance in the first water inlet through hole 11, the first water outlet through hole 12 and the center of circle.
In addition, as a further improvement on the present invention, the radian of described the first inner arc groove 3 can have a better effect like this greater than the radian of the first outer arc groove 4.In actual the use, the radian of the first inner arc groove 3 is near 180 degree, only has the narrower next door will be between the two every separating between the first inner arc groove 3 and the second inner arc groove 5.
As shown in Figure 3, Figure 4, described the first water inlet through hole 11 and the first water outlet through hole 12 are arcuate sockets of sectional shape mirror image symmetry, and the radian of the first water inlet through hole 11 is 1/2-1/3 of the first outer arc groove 4 radians; Described upper water groove 15 is curve bath, and the radian of upper water groove 15 is 2-3 times of the first water inlet through hole 11 radians.
Certainly, the shape of the first water inlet through hole 11 and the first water outlet through hole 12 also can be circular or other shapes, as long as in the coverage area that can fall into the first outer arc groove 4 or the second outer arc groove 6 when the center of circle rotates relatively.Equally, upper water groove 15 also can adopt the external frame of other shapes, as long as can fall into when rotated the coverage area of the first inner arc groove 3 or the second inner arc groove 5.
Such as Fig. 5-Fig. 7, when being used in combination upper slice 2 and lower 1 vis-a-vis fit together.For clarity, the profile of the lower sheet 1 of thick lines representative among the figure, the profile of fine dotted line representative upper slice 2.At the upper water state such as Fig. 5, the second outer arc groove 6 is between the first water inlet through hole 11 and the second water outlet through hole 14 in the neutral gear, and the first outer arc groove 4 is between the first water outlet through hole 12 and the second water inlet through hole 13 in the neutral gear; At this moment, the upper water groove on the first water inlet through hole 11 and the second water inlet through hole 13 is connected across between the first inner arc groove 3 and the second inner arc groove 5, and two inner arc grooves are connected two upper water grooves, thereby the first water inlet through hole 11 and the second water inlet through hole 13 are connected.When being used on the solar water heater, the first water inlet through hole 11 be connected water inlet through hole 13 and connect respectively cold water pipe and hot-water line, when the first water inlet through hole 11 is connected with the second water inlet through hole 13, owing to cold water pipe pressure is large, tap water can be pressed into hot-water line, realize water on the solar water heater.
In the closed condition such as Fig. 6, upper slice 2 turn over several angle, this moment, the first inner arc groove 3 and the second inner arc groove 5 covered respectively a upper water groove, both do not link up; Simultaneously, the second outer arc groove 6 covers the second water outlet through hole 14, the first outer arc groove 4 covers the first water outlet through hole 12, but does not all cover the water inlet through hole, and the first water inlet through hole 11 and the second water inlet through hole 13 are closed, for solar water heater, be equivalent to cold water pipe and hot-water line is closed simultaneously.
In the open mode such as Fig. 7, upper slice 2 turn over again several angle, although this moment the first inner arc groove 3 and the second inner arc groove 5 turn over several angle, but still cover respectively a upper water groove, both do not link up; But the while, the second outer arc groove 6 has covered simultaneously the second water inlet through hole 13 and the second water outlet through hole 14, the first outer arc groove 4 have covered the first water inlet through hole 11 and the first water outlet through hole 12 simultaneously; The first outer arc groove 4 is with the first water inlet through hole 11 and 12 conductings of the first water outlet through hole, and the second outer arc groove 6 is introduced the mixing use of constant temperature chamber with cold water and hot water respectively with the second water inlet through hole 13 and 14 conductings of the second water outlet through hole.
As shown in Figure 8, a kind of thermostatic valve of the present invention adopts the ceramic valve core with said structure upper slice 2 and lower 1.Comprise valve body 20, gland 21, driver plate 22, upper slice 2, lower 1, sealing gasket 23, constant temperature valve core 24, described valve body 20 is cylindric, gland 21, driver plate 22, upper slice 2, lower 1, sealing gasket 23 be installed in the inner chamber of valve body 20 from top to bottom successively with one heart, driver plate 22 2 is fixedly connected with upper slice, the place, axle center of driver plate 22 is equipped with pulling axis 25, gland 21 is run through in the upper end of described pulling axis 25, on the pulling axis 25 handwheel is installed, rotate pulling axis 25 and can drive 2 rotation, the combination of realization upper slice 2 and lower 1 diverse location.Constant temperature valve core 24 is arranged on the lower end of valve body 20.Constant temperature valve core 24 has cold water inlet, hot water inlet and mixed water exports, and the hot water or cold water enters respectively after the inside of constant temperature valve core 24, advances the adjusting of its mixed water cavity, from the constant warm water of mixed water exports output temperature.The internal structure of constant temperature valve core 24 is prior art, at this repeated description no longer.
Such as Fig. 8 embodiment, described constant temperature valve core 24 is fixedly connected on the lower end of valve body 20, and the axis of constant temperature valve core 24 is vertical with the axis of valve body 20.At this moment, the first water outlet through hole 12 and the second water outlet through hole 14 on the cold water inlet on constant temperature valve core 24 shells, the corresponding lower sheet 1 of hot water inlet's difference.
Such as Fig. 9, Figure 10 embodiment, described valve body 20 and constant temperature valve core 24 are installed in the housing 30, be provided with cold water inlet 31, hot water inlet 32 and mixed water out 33 on the described housing 30, cold water inlet 31, hot water inlet 32 are respectively by first water inlet through hole 11 and the second water inlet through hole 13 of pipeline communication to lower 1; Be provided with cold water channel 34 and hot water channel 35 between valve body 20 and the constant temperature valve core 24, described cold water channel 34 is connected respectively the first water outlet through hole 12 and the second water outlet through hole 14 that connects lower sheet 1 and the hot water or cold water's entrance that is communicated to constant temperature valve core 24 with the hot water channel, mixed water out 33 is communicated with the mixed water out of constant temperature valve core 24 by pipeline.
At this moment, constant temperature valve core 24 both can be as shown in Figure 9 and valve body 20 parallel installations, also at right angle setting as shown in figure 10.