CN210859894U - Water mixing valve core - Google Patents
Water mixing valve core Download PDFInfo
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- CN210859894U CN210859894U CN201921037994.9U CN201921037994U CN210859894U CN 210859894 U CN210859894 U CN 210859894U CN 201921037994 U CN201921037994 U CN 201921037994U CN 210859894 U CN210859894 U CN 210859894U
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Abstract
A water mixing valve core comprises a shell, wherein a main driving shaft and a check ring are arranged in a hollow inner cavity of the shell, the main driving shaft penetrates through an opening of the shell, and the main driving shaft is connected with the check ring and can drive the check ring to rotate; the retainer ring is provided with a first bump, the inner side wall of the shell is provided with at least two first positioning ribs and at least two second positioning ribs which are arranged at intervals, the first bump is positioned between the first positioning ribs and the second positioning ribs, and the retainer ring is rotated to enable the first bump to rotate in the area between the first positioning ribs and the second positioning ribs; a first through hole is formed in the side wall of the shell between the first bump and the first positioning rib, and a first positioning rod is movably connected in the first through hole; when the first positioning rod is far away from the retainer ring, the retainer ring is rotated to enable the first bump to rotate in the area between the second positioning rib and the first positioning rib. Compared with the prior art, the meshing of spline is relieved to needs both hands, the utility model discloses a with first location stick toward take out in order to keep away from the retaining ring can, but one-hand operation, it is more convenient to relieve the injecing of temperature regulation scope.
Description
Technical Field
The utility model relates to a case technical field, concretely relates to water mixing valve core.
Background
The water mixing valve core changes the water outlet temperature by controlling the mixing ratio of cold water and hot water. The proper outlet water temperature is beneficial to comfort, but the outlet water temperature of the common water mixing valve core is poor in adjustment operability and is not easy to adjust to the proper outlet water temperature.
For this reason, patents have been developed to address the above phenomena. For example, the chinese utility model patent with application number CN201420238273.5 (publication number: CN203847751U) discloses a ceramic valve core with adjustable temperature, which comprises a housing, a support, a rotating sleeve, a connecting sleeve, a shifting lever, a ceramic moving plate, a ceramic static plate, an adjusting sleeve and a seat cover, wherein the rotating sleeve is meshed with a spline to drive the adjusting sleeve to rotate synchronously, and the adjusting sleeve is rotated and limited with a limit stop block on the top surface of the housing by a limit boss on the adjusting sleeve, so that the shifting lever can be limited at different rotation angles, and the shifting lever can be rotated to the same required angular position by the limit of the structure every time the shifting lever is operated.
The ceramic valve core in the patent is assembled through the positioning of the internal spline on the adjusting sleeve and is provided with the external spline on the rotating sleeve, the limiting boss on the adjusting sleeve and the limiting stop block on the top surface of the shell to form rotation limiting, so that the required adjusting temperature can be obtained when the ceramic valve core is used every time. When the water outlet temperature of the current limited rotating angle of a user is inappropriate, the adjusting sleeve and the rotating sleeve need to be splined again, and the rotating limiting position between the limiting boss and the limiting stop block needs to be locked again. That is, when the limitation of the temperature adjustment range needs to be released, the spline needs to be released from engagement, and it is inconvenient to operate the device with both hands.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to above-mentioned prior art, a inject muddy water case convenient to remove temperature control scope is provided.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a water mixing valve core comprises a shell, wherein the shell is provided with a hollow inner cavity, the top of the shell is provided with an opening, a main driving shaft and a check ring are sequentially arranged in the hollow inner cavity of the shell from top to bottom, the main driving shaft penetrates through the opening of the shell, the top of the main driving shaft extends out of the shell, and the bottom of the main driving shaft is connected with the check ring so as to drive the check ring to rotate;
the check ring is provided with a first convex block, the inner side wall of the shell is provided with at least two first positioning ribs and two second positioning ribs which are arranged at intervals and can be matched with the first convex block, the first convex block is positioned between the first positioning ribs and the second positioning ribs after the check ring is installed, and the check ring is rotated to enable the first convex block to rotate in the area between the first positioning ribs and the second positioning ribs;
a first through hole is formed in the side wall of the shell between the first bump and the first positioning rib, and a first positioning rod matched with the first bump is movably connected in the first through hole;
when the first positioning rod is close to the check ring, the check ring is rotated to enable the first bump to rotate in the area between the second positioning rib and the first positioning rod;
when the first positioning rod is far away from the retainer ring, the retainer ring is rotated to enable the first bump to rotate in the area between the second positioning rib and the first positioning rib.
In order to position different water using areas, a second through hole is further formed in the inner wall of the shell between the first bump and the first positioning rib, the second through hole is formed in the side wall of the shell between the first bump and the first through hole, and a second positioning rod matched with the first bump is movably connected in the second through hole;
when the second positioning rod is close to the retainer ring, the retainer ring is rotated to enable the first bump to rotate in the area between the second positioning rib and the second positioning rod;
when the second positioning rod is far away from the retainer ring, the retainer ring is rotated to enable the first bump to rotate in the area between the second positioning rib and the first positioning rib.
In order to further limit the rotation angle of the retainer ring, the retainer ring is also provided with a second bump which is positioned between the first bump and the second positioning rib.
In order to finely adjust the ceramic plates, finely adjust the water outlet temperature of the mixed water and avoid the sudden cooling and sudden heating of the water outlet temperature, a driven gear is fixed on the outer wall of the main driving shaft, a positioning shaft is arranged on the shell, a driving gear meshed with the driven gear is fixed on the positioning shaft, and a rotating shaft is fixed on the driving gear.
Preferably, the angle between the first positioning rod and the rotating shaft is 75 °.
Preferably, the angle between the second positioning rod and the rotating shaft is 65 °.
As an improvement, the bottom of the shell is provided with a base, a movable ceramic chip and a static ceramic chip are sequentially arranged in a hollow inner cavity of the shell from top to bottom, a check ring is connected with the movable ceramic chip and can drive the movable ceramic chip to rotate, and the static ceramic chip is arranged on the base;
the base is provided with a cold water inlet hole, a hot water inlet hole and a mixed water outlet hole, and the static ceramic chip is provided with a cold water diversion hole corresponding to the position of the cold water inlet hole, a hot water diversion hole corresponding to the position of the hot water inlet hole and a mixed water diversion hole corresponding to the position of the mixed water outlet hole;
the bottom of the movable ceramic piece is provided with a groove to form a mixing chamber of cold water and hot water, the cold water enters the mixing chamber through the cold water inlet hole and the cold water diversion hole, the hot water enters the mixing chamber through the hot water inlet hole and the hot water diversion hole, and the mixed water flows out through the mixed water diversion hole and the mixed water outlet hole.
In order to control the rotation range of the retainer ring in the hot water adjusting direction, the second positioning rib is positioned above the hot water inlet hole, the first positioning rib is positioned above the cold water inlet hole, and the first bump is positioned above the mixed water outlet hole.
The connecting structure between the retaining rings and the movable ceramic tiles can be various, and preferably, the retaining rings and the movable ceramic tiles are connected through the auxiliary driving shaft.
Compared with the prior art, the utility model has the advantages of: the first positioning rod matched with the first bump of the check ring is arranged, so that the rotation range of the check ring can be limited, and the adjustment range of the temperature of the mixed water is limited; when the limitation of the temperature regulation range needs to be removed, the first positioning rod is pulled outwards to enable the first positioning rod to be far away from the check ring, so that the limitation of the temperature regulation range can be removed, at the moment, the check ring can rotate in the area between the first positioning rib and the second positioning rib, and compared with the prior art, the spline meshing needs to be removed by two hands; the water temperature control device can realize gear setting and temperature setting adjustment, and has similar temperature memory functions, namely the water temperature of the water outlet is basically kept unchanged at the same gear, and the water outlet can be used for multiple times and is relatively consistent after being adjusted in place once; the first positioning rod is convenient to position, and a user can quickly adjust the check ring to a required position by one key, so that the required water outlet temperature is corresponded; when a certain temperature range is appropriate, the valve core can be used for a long time, and only the valve core is opened or closed without adjusting the valve core.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is another exploded view of FIG. 1;
FIG. 4 is yet another exploded view of FIG. 1;
FIG. 5 is a schematic view from another angle of FIG. 4;
FIG. 6 is a schematic view in the top direction of FIG. 1;
fig. 7 is a transverse cross-sectional view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 7, the water mixing valve core comprises a shell 1 and a base 2 installed at the bottom of the shell 1, wherein the shell 1 has a hollow inner cavity, the top of the shell 1 is open, and a main driving shaft 3, a retainer ring 4, a movable ceramic piece 5 and a static ceramic piece 6 are sequentially arranged in the hollow inner cavity of the shell 1 from top to bottom.
The main driving shaft 3 penetrates through the opening of the shell 1, the top of the main driving shaft 3 extends out of the shell 1, the bottom of the main driving shaft 3 is connected with a check ring 4, the check ring 4 is connected with the movable ceramic tiles 5 through an auxiliary driving shaft 7 and can drive the movable ceramic tiles 5 to rotate, and the static ceramic tiles 6 are arranged on the base 2;
the base 2 is provided with a cold water inlet hole 21, a hot water inlet hole 22 and a mixed water outlet hole 23.
The static ceramic chip 6 is provided with a cold water diversion hole 61 corresponding to the position of the cold water inlet hole 21, a hot water diversion hole 62 corresponding to the position of the hot water inlet hole 22 and a mixed water diversion hole 63 corresponding to the position of the mixed water outlet hole 23.
The bottom of the movable ceramic piece 5 is provided with a groove to form a mixing chamber 51 (see fig. 7) for cold water and hot water, the cold water enters the mixing chamber 51 after passing through the cold water inlet hole 21 and the cold water diversion hole 61, the hot water enters the mixing chamber 51 after passing through the hot water inlet hole 22 and the hot water diversion hole 62, and the mixed water flows out after passing through the mixed water diversion hole 63 and the mixed water outlet hole 23.
Retaining ring 4 has first lug 41, and 1 inside wall of casing has two interval arrangements and homoenergetic and first locating rib 11 and the second locating rib 12 of first lug 41 complex, and second locating rib 12 is located hot water inlet 22 top, and first locating rib 11 is located cold water inlet 21 top, and first lug 41 is located mixed water apopore 23 tops.
After the retainer ring 4 is installed, the first bump 41 is positioned between the first positioning rib 11 and the second positioning rib 12, and the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the first positioning rib 11 and the second positioning rib 12; the retainer ring 4 further has a second projection 42, and the second projection 42 is located between the first projection 41 and the second positioning rib 12;
a first through hole 13 is formed on the inner wall of the shell 1 between the first bump 41 and the first positioning rib 11, and a first positioning rod 8 matched with the first bump 41 is movably connected in the first through hole 13;
when the first positioning rod 8 approaches the retainer ring 4, the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the second positioning rib 12 and the first positioning rod 8;
when the first positioning rod 8 is far away from the retainer ring 4, the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the second positioning rib 12 and the first positioning rib 11;
a second through hole 14 is further formed in the side wall of the shell 1 between the first bump 41 and the first positioning rib 11, the second through hole 14 is located in the side wall of the shell 1 between the first bump 41 and the first through hole 13, and a second positioning rod 9 matched with the first bump 41 is movably connected in the second through hole 14; when the second positioning rod 9 approaches the retainer ring 4, the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the second positioning rib 12 and the second positioning rod 9; when the second positioning rod 9 is moved away from the retainer ring 4, the retainer ring 4 is rotated so that the first projection 41 can rotate in the area between the second positioning rib 12 and the first positioning rib 11.
A driven gear 30 is fixed on the outer wall of the main driving shaft 3, a positioning shaft 10 is arranged on the shell 1, a driving gear 40 meshed with the driven gear 30 is fixed on the positioning shaft 10, and a rotating shaft 20 is fixed on the driving gear 40.
The angle between the first positioning bar 8 and the rotation axis 20 is 75 °.
The angle between the second positioning rod 9 and the rotating shaft 20 is 65 °.
The working principle of the embodiment is as follows:
when the valve core needs to be opened, the main driving shaft 3 is pressed downwards, the auxiliary driving shaft 7 pushes the movable ceramic sheet 5 forwards through force conduction, so that the valve core is opened, cold water enters the mixing chamber 51 through the cold water inlet hole 21, and hot water enters the mixing chamber 51 through the hot water inlet hole 22;
when the valve core needs to be closed, the main driving shaft 3 is pulled upwards, the auxiliary driving shaft 7 pulls the movable ceramic sheet 5 back to the initial position through force conduction, and the valve core is in a closed state at the moment;
when the valve core is in an open state, the rotating shaft 20 is rotated, the rotating shaft 20 drives the driving gear 40 fixed with the rotating shaft 20 to rotate, then the driven gear 30 is driven to rotate, and the retainer ring 4, the auxiliary driving shaft 7 and the movable ceramic tiles 5 are sequentially driven to rotate, so that the positions between the movable ceramic tiles 5 and the static ceramic tiles 6 are changed, the mixing ratio of cold water and hot water is changed, and the required mixed water temperature is obtained;
when the second positioning rod 9 is far away from the retainer ring 4 and the first positioning rod 8 is close to the retainer ring 4, the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the second positioning rib 12 and the first positioning rod 8, namely, the temperature adjusting range is limited, and the outlet water temperature corresponding to the area is suitable for bathing; the retainer ring 4 rotates rightmost to the right side of the first bump 41 to be abutted against the first positioning rod 8, the water quantity ratio of the hot water to the cold water is about 4: 1, and the water mixing temperature is about 42-47 ℃; the temperature of hot water can be directly set on an electric water heater or a gas water heater, and the temperature of cold water changes to a certain extent under the influence of climate, so that the temperature of the final mixed water fluctuates up and down;
when the second positioning rod 9 is close to the retainer ring 4, similarly, the retainer ring 4 is rotated to enable the first bump 41 to rotate in the area between the second positioning rib 12 and the second positioning rod 9, namely, the temperature regulation range is limited again, and the outlet water temperature corresponding to the range is suitable for being used in vegetable washing; the retainer ring 4 rotates rightwards to the right side of the first bump 41 at most to abut against the second positioning rod 9, the water quantity ratio of hot water to cold water is about 2: 1, and the water mixing temperature is about 32-37 ℃; similarly, the hot water temperature can be directly set on the electric water heater or the gas water heater, and the cold water temperature is changed to a certain extent under the influence of climate, so that the final mixed water temperature can also float up and down;
when the first positioning rod 8 and the second positioning rod 9 are far away from the retainer ring 4, the limitation of the temperature adjusting range is removed; the retainer ring 4 is rotated, and the first lug 41 can rotate in the area between the second positioning rib 12 and the first positioning rib 11;
in addition, the second protrusion 42 rotates rightwards to the left of the second protrusion 42 to abut against the second positioning rib 12.
Claims (9)
1. A water mixing valve core comprises a shell (1), wherein the shell (1) is provided with a hollow inner cavity, the top of the shell (1) is opened, a main driving shaft (3) and a check ring (4) are sequentially arranged in the hollow inner cavity of the shell (1) from top to bottom, the main driving shaft (3) penetrates through the opening of the shell (1), the top of the main driving shaft (3) extends out of the shell (1), and the bottom of the main driving shaft is connected with the check ring (4) so as to drive the check ring (4) to rotate;
the retainer ring (4) is provided with a first convex block (41), the inner side wall of the shell (1) is provided with at least two first positioning ribs (11) and two second positioning ribs (12) which are arranged at intervals and can be matched with the first convex block (41), the first convex block (41) is positioned between the first positioning ribs (11) and the second positioning ribs (12) after the retainer ring (4) is installed, and the retainer ring (4) is rotated to enable the first convex block (41) to rotate in an area between the first positioning ribs (11) and the second positioning ribs (12);
the method is characterized in that:
a first through hole (13) is formed in the side wall of the shell (1) between the first bump (41) and the first positioning rib (11), and a first positioning rod (8) matched with the first bump (41) is movably connected in the first through hole (13);
when the first positioning rod (8) is close to the retainer ring (4), the retainer ring (4) is rotated to enable the first bump (41) to rotate in the area between the second positioning rib (12) and the first positioning rod (8);
when the first positioning rod (8) is far away from the retainer ring (4), the retainer ring (4) is rotated to enable the first bump (41) to rotate in the area between the second positioning rib (12) and the first positioning rib (11).
2. The mixing valve cartridge of claim 1, wherein: a second through hole (14) is further formed in the inner wall of the shell (1) between the first bump (41) and the first positioning rib (11), the second through hole (14) is located in the side wall of the shell (1) between the first bump (41) and the first through hole (13), and a second positioning rod (9) matched with the first bump (41) is movably connected in the second through hole (14);
when the second positioning rod (9) is close to the retainer ring (4), the retainer ring (4) is rotated to enable the first bump (41) to rotate in the area between the second positioning rib (12) and the second positioning rod (9);
when the second positioning rod (9) is far away from the retainer ring (4), the retainer ring (4) is rotated to enable the first bump (41) to rotate in the area between the second positioning rib (12) and the first positioning rib (11).
3. The mixing valve cartridge according to claim 1 or 2, characterized in that: the retainer ring (4) also has a second projection (42), and the second projection (42) is located between the first projection (41) and the second positioning rib (12).
4. The mixing valve cartridge according to claim 1 or 2, characterized in that: the outer wall of the main driving shaft (3) is fixed with a driven gear (30), the shell (1) is provided with a positioning shaft (10), a driving gear (40) meshed with the driven gear (30) is fixed on the positioning shaft (10), and a rotating shaft (20) is fixed on the driving gear (40).
5. The mixing valve cartridge of claim 4, wherein: the angle between the first positioning rod (8) and the rotating shaft (20) is 75 degrees.
6. The mixing valve cartridge of claim 2, wherein: the angle between the second positioning rod (9) and the rotating shaft (20) is 65 degrees.
7. The mixing valve cartridge of claim 1, wherein: the bottom of the shell (1) is provided with a base (2), a movable ceramic chip (5) and a static ceramic chip (6) are sequentially arranged in a hollow inner cavity of the shell (1) from top to bottom, a check ring (4) is connected with the movable ceramic chip (5) and can drive the movable ceramic chip (5) to rotate, and the static ceramic chip (6) is arranged on the base (2);
a cold water inlet hole (21), a hot water inlet hole (22) and a mixed water outlet hole (23) are formed in the base (2), and a cold water diversion hole (61) corresponding to the position of the cold water inlet hole (21), a hot water diversion hole (62) corresponding to the position of the hot water inlet hole (22) and a mixed water diversion hole (63) corresponding to the position of the mixed water outlet hole (23) are formed in the static ceramic sheet (6);
the bottom of the movable ceramic piece (5) is provided with a groove to form a cold water and hot water mixing chamber (51), cold water enters the mixing chamber (51) through the cold water inlet hole (21) and the cold water diversion hole (61), hot water enters the mixing chamber (51) through the hot water inlet hole (22) and the hot water diversion hole (62), and mixed water flows out through the mixed water diversion hole (63) and the mixed water outlet hole (23).
8. The mixing valve cartridge of claim 7, wherein: the second positioning rib (12) is located above the hot water inlet hole (22), the first positioning rib (11) is located above the cold water inlet hole (21), and the first bump (41) is located above the mixed water outlet hole (23).
9. The mixing valve cartridge of claim 7, wherein: the retainer ring (4) is connected with the movable ceramic sheet (5) through an auxiliary driving shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037994.9U CN210859894U (en) | 2019-07-04 | 2019-07-04 | Water mixing valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037994.9U CN210859894U (en) | 2019-07-04 | 2019-07-04 | Water mixing valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210859894U true CN210859894U (en) | 2020-06-26 |
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ID=71301743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921037994.9U Active CN210859894U (en) | 2019-07-04 | 2019-07-04 | Water mixing valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210859894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998097A (en) * | 2020-09-14 | 2020-11-27 | 罗哲 | Intelligent temperature-regulating water valve and temperature-regulating method for household shower |
-
2019
- 2019-07-04 CN CN201921037994.9U patent/CN210859894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998097A (en) * | 2020-09-14 | 2020-11-27 | 罗哲 | Intelligent temperature-regulating water valve and temperature-regulating method for household shower |
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