CN208185517U - A kind of coaxial three control thermostatic valve core and its tap - Google Patents
A kind of coaxial three control thermostatic valve core and its tap Download PDFInfo
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- CN208185517U CN208185517U CN201820481424.8U CN201820481424U CN208185517U CN 208185517 U CN208185517 U CN 208185517U CN 201820481424 U CN201820481424 U CN 201820481424U CN 208185517 U CN208185517 U CN 208185517U
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Abstract
The utility model provides a kind of coaxial three controls thermostatic valve core, including dynamic porcelain piece, stable ceramic piece, valve core housing and valve housing, valve housing are installed on valve core housing；Valve housing bottom is provided with hot water inlet, mixed water exports and cooling water inlet；Dynamic porcelain piece top is connected with flow adjusting set, thermostat kit is fixedly connected at the top of valve core housing, thermostat kit top is equipped with the temperature control valve rod of control water temperature height, and the peripherally pivoted control flow adjusting set that is set with of thermostat kit rotates and drive dynamic porcelain piece to be rotated relative to stable ceramic piece to control the flow valve rod of hot and cold water on-off and hot and cold water uninterrupted；Temperature-sensitive element is also equipped in the mixed water flow passage of valve housing, mixed water cavity is formed between flow adjusting set and temperature-sensitive element, the adjuster that suit is fixed on temperature-sensitive element is provided in mixed water cavity, temperature-sensitive element drives adjuster to move up and down to adjust the inflow of hot and cold water and then control the mixed water that outflow temperature is constant in mixed water flow passage；The utility model also provides a kind of tap using coaxial three controls thermostatic valve core.
Description
[technical field]
The utility model relates to plumbing technologies, more particularly to a kind of coaxial three control thermostatic valve core and its tap.
[background technique]
As people's lives level improves, the tap of domestic water uses hot and cold water tap mostly, using general
When water flowing faucet, since the water temperature that regulates is by the variation of hot water or cold water's water supply pressure, easily cause go out for the water temperature of mixing water
Existing sometimes hot and sometimes cold cataclysm fluctuation, when especially taking a shower, user feels ice-cold at once, will cause the uncomfortable feeling answered,
And cause the waste of water resource.
Popularization of the constant-temperature constant-pressure tap due to water-saving and environmental protection and by people, by more and more widely using on various occasions
Bathing water system in, constant-temperature constant-pressure tap is advantageous in that, can to avoid common valve core because intake pressure change or intake
The sometimes hot and sometimes cold problem of leaving water temperature caused by temperature is unstable, safety scald-proof, pressure of supply water can be changed automatic compensation and
Leaving water temperature can be stablized.
But tap currently on the market is mostly discharged using side, causes that structure is complicated, at high cost, causes processing technology
It is cumbersome, processing difficulties, and also price is generally relatively high, it is difficult to popularize application；Though being able to carry out to pressure of supply water variation
Balance, but react not sensitive enough, there are certain slow, so causing leaving water temperature not constant enough.
[utility model content]
The utility model provides a kind of control of temperature and flow control is separately adjusted, incude it is sensitive, according to thermal element
The coaxial three control thermostatic valve core and its tap of the quick adaptive maintenance effluent temperature constancy of part.
In order to realize that above-mentioned purpose of utility model, the technical solution adopted in the utility model be:
A kind of coaxial three controls thermostatic valve core, including dynamic porcelain piece, stable ceramic piece, valve core housing and valve housing, the valve housing installation
In the bottom end of valve core housing；
The valve housing bottom is provided with hot water inlet, mixed water exports and cooling water inlet, and the valve housing center is equipped with
The mixed water flow passage being connected to the mixed water exports between hot water inlet and cooling water inlet；
What the dynamic porcelain piece and stable ceramic piece were successively superimposed up and down is installed on shape between valve housing periphery and valve core housing inner sidewall
At cavity in, dynamic porcelain piece and stable ceramic piece center are respectively equipped with convenient for being set in the relief hole of the mixed water flow passage periphery of valve housing,
The stable ceramic piece is equipped with the first hot water via hole and the first cold water via hole being respectively communicated with hot water inlet and cooling water inlet,
The dynamic porcelain piece be equipped with on stable ceramic piece the first hot water via hole and the first cold water via hole difference it is corresponding second hot
Water via hole and the second cold water via hole；
The dynamic porcelain piece top is connected with the flow adjusting set of driving dynamic porcelain piece rotation, and the flow adjusting set is located at spool
It covers inner cavity top and tip portion stretches out valve core housing；
It is fixedly connected with the thermostat kit that bottom part is located on the inside of flow adjusting set extension end at the top of the valve core housing, it is described
Thermostat kit top is equipped with the temperature control valve rod of control water temperature height, be provided in the thermostat kit inner cavity below corresponding temperature control valve rod with
The connected screw rod of temperature control valve rod, the screw rod lower part is provided with spring sets of holes, is disposed with thimble bullet in the spring sets of holes
Spring, thimble and holding screw；
The thermostat kit is peripherally pivoted to be set with the rotation of control flow adjusting set and then drives dynamic porcelain piece with respect to stable ceramic piece
It rotates to control the flow valve rod of hot and cold water on-off and hot and cold water uninterrupted；
Top is also equipped in the mixed water flow passage of the valve housing to be pierced by flow adjusting set and sequentially pass through the clamp screw
The temperature-sensitive element mutually supported with the thimble bottom is followed closely, temperature-sensitive element bottom is set in mixed water flow passage and bottom end is connected to
The reset spring that mixed water exports are convenient for temperature-sensitive element to reset；
It is formed and is located in flow adjusting set inner cavity and respectively and on dynamic porcelain piece between the flow adjusting set and temperature-sensitive element
The second hot water via hole and the connection of the second cold water via hole mixed water cavity, be provided with suit in the mixed water cavity and be fixed on temperature-sensitive
Adjuster on element, temperature-sensitive element drive adjuster to move up and down to adjust the inflow of hot and cold water and then control mixed water flow passage
The constant mixed water of interior outflow temperature.
Further, the side of the flow adjusting set be equipped be connected to the second hot water via hole and opening be located at mix water
The hot water flux at bottom of chamber end, the other side of the flow adjusting set is equipped be connected to and opening is located at and mixes with the second cold water via hole
The cold water runner on water cavity top, the temperature-sensitive element drive adjuster to move up and down to adjust hot water flux and cold water runner mixed
The constant mixed water of outflow temperature in the mixed water flow passage of inflow and then control at water cavity.
Further, between the contacting with each other of the temperature-sensitive element and flow adjusting set, flow adjusting set and adjuster point
It She You not be convenient for sealing against each other the first O-ring seal of connection.
Further, the thermostat kit bottom end contacted with the end face of flow adjusting set between be additionally provided with convenient for mutual lubricant
The lubrication piece of sealed connection.
Further, the thermostat kit top is equipped with the circlip for fixing temperature control valve rod, the temperature adjustment on the downside of corresponding circlip
The shaft junction of set and temperature control valve rod is equipped with the second O-ring seal convenient for sealing between the two, thermostat kit and temperature control valve rod
Shaft shoulder junction be equipped with convenient for both the lubrication circle that is slidably connected between end face.
Further, the flow valve stem tip, which is equipped with, buckles the Clip Reed being fixed on thermostat kit convenient for flow valve rod.
Further, it is respectively equipped with just between flow adjusting set bottom end and dynamic porcelain piece top, stable ceramic piece and valve housing
In the gasket for sealing all hot and cold water via holes.
Further, the bottom end of the valve housing is additionally provided with the mouth of a river being sealed to hot and cold water inlet and mixed water exports
Gasket.
Further, the thermostat kit and valve core housing use integral manner injection molding.
Tap, the tap is using the above-mentioned coaxial three controls thermostatic valve core of one kind.
The beneficial effects of the utility model are:
The utility model is individually led to using the temperature and uninterrupted of temperature adjustment handle and flow handle difference control valve core
It crosses temperature control valve rod and rotates the screw motion being threadedly coupled with it, the movement of screw drive temperature-sensitive element, temperature-sensitive element drives adjuster,
Hot and cold water inflow is adjusted using gap to realize that hot and cold water is adjusted；And turn separately through flow valve rod control flow adjusting set
It is dynamic, and then dynamic porcelain piece is driven to be moved with respect to stable ceramic piece to control hot and cold water on-off and hot and cold water uninterrupted；Relatively existing tap
The middle valve core structure for controlling water temperature and flow simultaneously using a handle, has structure simple, easy to install and use, not will cause
The water supply water temperature of the adjustment tap of maloperation, only need to once set, as long as subsequent control the big of water yield by flow handle
It is small, avoid the water of overheat from causing to scald to user.
In addition, temperature-sensitive element and adjuster and valve housing are connected and fixed mode, mixed convenient for more acurrate control hot and cold water
Water inlet size in water cavity, and then accurately control the corresponding hot and cold water of hot water or cold water's runner and enter mixed water cavity locating for temperature-sensitive element
Water inlet ratio, and then more accurately control the temperature of mixing water, more can guarantee the accurate control of leaving water temperature.
[Detailed description of the invention]
Fig. 1 is the Inlet and outlet water structural schematic diagram of the utility model；
Fig. 2 is the present invention looks up structural representation of Fig. 1；
Fig. 3 is the assembling structure of the utility model and the schematic diagram with operation mark；
Fig. 4 is the enlarged structure schematic diagram of the utility model dynamic porcelain piece；
Fig. 5 is the enlarged structure schematic diagram of the utility model stable ceramic piece；
Fig. 6 is top view when the corresponding tap flow of the utility model spool adjusts closing；
Fig. 7 is the schematic perspective view of Fig. 6；
Fig. 8 is top view when the corresponding tap temperature of the utility model spool is adjusted；
Fig. 9 is the schematic perspective view of Fig. 8.
Specific embodiment of the present utility model is described in more detail below in conjunction with attached drawing.
[specific embodiment]
A kind of coaxial three controls thermostatic valve core, is mainly used in tap, as shown in Figures 1 to 5, including it is dynamic porcelain piece 1, quiet
Tile 2, valve core housing 3 and valve housing 4, the valve housing 4 are installed on the bottom end of valve core housing 3；4 bottom of valve housing be provided with hot water into
Mouth 5, mixed water exports 6 and cooling water inlet 7,4 center of valve housing is equipped with and mixing between hot water inlet 5 and cooling water inlet 7
The mixed water flow passage 8 of 6 connection of Heshui outlet；The mixed water for being installed on valve housing 4 that the dynamic porcelain piece 1 and stable ceramic piece 2 are successively superimposed up and down
In the cavity formed between 8 periphery of runner and 4 inner sidewall of valve core housing, dynamic porcelain piece 1 and 2 center of stable ceramic piece are respectively equipped with convenient for suit
Relief hole 9 in 8 periphery of mixed water flow passage of valve housing 4；Wherein, stable ceramic piece 2 is equipped with and divides with hot water inlet 5 and cooling water inlet 7
The the first hot water via hole 10 and the first cold water via hole 11 not being connected to, dynamic porcelain piece 1 are equipped with and the first hot water on stable ceramic piece 2
Via hole 10 and the first cold water via hole 11 distinguish corresponding second hot water via hole 12 and the second cold water via hole 13.
Continue as shown in Figures 1 to 5, the flow adjusting set for driving the dynamic porcelain piece 1 rotation to be connected on 1 top of dynamic porcelain piece
14, flow adjusting set 14 is located at 3 inner cavity top of valve core housing and tip portion stretches out valve core housing 3, i.e. the top peripheral of valve core housing 3 is opened
Equipped with the arc abdicating through hole being pierced by convenient for 14 tip portion of flow adjusting set；What is upwardly extended at the top of valve core housing 3 is equipped with bottom
End part is located at the thermostat kit 15 on the inside of 14 extension end of flow adjusting set, wherein thermostat kit 15 and valve core housing 3 use integral manner
Injection molding.It is respectively equipped between 1 top of 14 bottom end of flow adjusting set and dynamic porcelain piece, stable ceramic piece 2 and valve housing 4 convenient for sealing
The gasket 1a of all hot and cold water via holes, to hot water inlet 5, mixing while the bottom end of valve housing 4 is additionally provided with integrated molding
The mouth of a river gasket 4a that water out 6 and cooling water inlet 7 are sealed.
As shown in Figures 1 to 9, which is equipped with the temperature control valve rod 16 of control water temperature height, corresponding temperature control
It is provided with the screw rod 17 being connected with temperature control valve rod 16 in 15 inner cavity of thermostat kit of 16 lower section of valve rod, 17 lower part of screw rod is provided with spring
Sets of holes 170 are disposed with thimble spring 18, thimble 19 and holding screw 20 in spring sets of holes 170；Thermostat kit 15 is peripherally pivoted
Be set with control flow adjusting set 14 rotation, and then drive dynamic porcelain piece 1 with respect to stable ceramic piece 2 rotation come control hot and cold water on-off and
The flow valve rod 21 of hot and cold water uninterrupted；If Fig. 6 is into Fig. 9, when the thermostatic valve core is matched with tap, tap
It is above corresponding to be equipped with the stream connecting with flow valve rod 21 equipped with the temperature adjustment handle 22 connecting with temperature control valve rod 16 and tap
Measure handle 23.
As shown in Figures 1 to 5, be also equipped in the mixed water flow passage 8 of valve housing 4 top be pierced by flow adjusting set 14 and according to
The secondary temperature-sensitive element 24 mutually supported across the holding screw 20 with 19 bottom of thimble, 24 bottom of temperature-sensitive element, which is set with, is located at mixed water
In runner 8 and bottom end is connected to the reset spring 25 that mixed water exports 6 are convenient for temperature-sensitive element 24 to reset；The flow adjusting set 14 with
Formed between the middle part of temperature-sensitive element 24 be located in 14 inner cavity of flow adjusting set and respectively with the second hot water via hole on dynamic porcelain piece 1
The 12 mixed water cavities 26 being connected to the second cold water via hole 13, this, which mixes to be provided with to be set in water cavity 26, is fixed on temperature-sensitive element 24
Adjuster 27, the side of flow adjusting set 14 be equipped be connected to the second hot water via hole 12 and opening be located at mix 26 bottom of water cavity
The hot water flux 140 at end is equipped in the other side of flow adjusting set 14 and is connected to the second cold water via hole 13 and opening is located at
The cold water runner 141 on mixed 26 top of water cavity, temperature-sensitive element 24 drive adjuster 27 to move up and down adjust hot water flux 140 with it is cold
Water inlet gap of the water flow passage 141 at mixed water cavity 26 controls in mixed water flow passage 8 come the inflow for the control hot and cold water finely tuned
The constant mixed water of temperature is flowed out, the temperature-resistant of water outlet is made.
Wherein, each component fix and sealed connection relationship in, 21 top of flow valve rod be equipped with convenient for flow valve rod 21 block
Detain the Clip Reed 28 being fixed on thermostat kit 15, temperature-sensitive element 24 and flow adjusting set 14, flow adjusting set 14 and adjuster 27
Contact with each other between be respectively equipped with convenient for sealing against each other the first O-ring seal 29 of connection, 27 periphery of adjuster corresponding the
One O-ring seal 29 is installed in the groove of 14 inner wall of flow adjusting set setting, for increasing the flow surface for passing through adjuster 27
Product.In addition, being equipped with the circlip 30 for fixing temperature control valve rod 16, the thermostat kit 15 of corresponding 30 downside of circlip on 15 top of thermostat kit
The second O-ring seal 31 convenient for sealing between the two, thermostat kit 15 and temperature control are equipped with the shaft junction of temperature control valve rod 16
The lubrication circle 32 that the shaft shoulder junction of valve rod 16 is equipped with convenient for being slidably connected between the two end face, and 15 bottom end of thermostat kit and flow
The lubrication piece 33 being tightly connected convenient for mutual lubricant is additionally provided between the end face contact of adjusting set 14.
In use, temperature control valve rod 16 with screw rod 17 is connect with screw thread pair, when rotating temperature clockwise through temperature adjustment handle 22
When controlling valve rod 16, screw rod 17 can move down therewith, and in screw rod 17 into folding process, the thimble 19 in screw rod 17 will drive heat
Quick element 24 moves down；And then the hot water flux for controlling the upper surface of adjuster 27 is intake and is increased, and makes under adjuster 18
The cold water runner of end face control, which is intake, to be reduced, and then has adjusted the water inlet ratio of hot and cold water, continuously increase the water temperature of mixing water；
Conversely, continuous decline.
When needing to adjust the uninterrupted of water, flow handle 23, the stream that control flow valve rod 21 connects are rotated clockwise
Measuring adjusting set 14 drives dynamic porcelain piece 1 to rotate, and is respectively communicated on the opening stable ceramic piece of equal proportion with hot water inlet 5 and cooling water inlet 7
The first hot water via hole 10 and the first cold water via hole 11, further pass through 12 He of the second hot water via hole on dynamic porcelain piece 1
Second cold water via hole 13 and 11 overlapping area of the first hot water via hole 10 and the first cold water via hole on stable ceramic piece 2, by
The flow of cumulative big adjusting mixing water；Conversely, rotary current handle 23, the flow of mixing water are gradually reduced and are in close counterclockwise
Closed state.
Embodiment described above is the preferred embodiment for being the utility model, and the reality of the utility model is not limited with this
Range is applied, it is all according to equivalence changes made by the shape of the utility model, construction and principle, the guarantor of the utility model should all be covered by
It protects in range.
Claims (10)
1. a kind of coaxial three controls thermostatic valve core, including dynamic porcelain piece, stable ceramic piece, valve core housing and valve housing, the valve housing are installed on
The bottom end of valve core housing；It is characterized by:
The valve housing bottom is provided with hot water inlet, mixed water exports and cooling water inlet, and the valve housing center is equipped with and position
The mixed water flow passage that mixed water exports between hot water inlet and cooling water inlet are connected to；
What the dynamic porcelain piece and stable ceramic piece were successively superimposed up and down be installed on forms between valve housing periphery and valve core housing inner sidewall
In cavity, dynamic porcelain piece and stable ceramic piece center are respectively equipped with convenient for being set in the relief hole of the mixed water flow passage periphery of valve housing, described
Stable ceramic piece is equipped with the first hot water via hole and the first cold water via hole being respectively communicated with hot water inlet and cooling water inlet, described
Dynamic porcelain piece be equipped with on stable ceramic piece the first hot water via hole and the first cold water via hole corresponding second hot water is led respectively
Through-hole and the second cold water via hole；
The dynamic porcelain piece top is connected with the flow adjusting set of driving dynamic porcelain piece rotation, and the flow adjusting set is located in valve core housing
Chamber top and tip portion stretching valve core housing；
The thermostat kit that bottom part is located on the inside of flow adjusting set extension end, the temperature adjustment are fixedly connected at the top of the valve core housing
Set top is equipped with the temperature control valve rod of control water temperature height, is provided in the thermostat kit inner cavity below corresponding temperature control valve rod and temperature control
The connected screw rod of valve rod, the screw rod lower part are provided with spring sets of holes, and thimble spring, top are disposed in the spring sets of holes
Needle and holding screw；
The thermostat kit is peripherally pivoted to be set with the rotation of control flow adjusting set and then dynamic porcelain piece is driven to rotate relative to stable ceramic piece
To control the flow valve rod of hot and cold water on-off and hot and cold water uninterrupted；
Be also equipped in the mixed water flow passage of the valve housing top be pierced by flow adjusting set and sequentially pass through the holding screw with
The temperature-sensitive element that the thimble bottom is mutually supported, temperature-sensitive element bottom is set in mixed water flow passage and bottom end is connected to mixing
The reset spring that water out is convenient for temperature-sensitive element to reset；
Formed between the flow adjusting set and temperature-sensitive element be located in flow adjusting set inner cavity and respectively with the on dynamic porcelain piece
The mixed water cavity of two hot water via holes and the connection of the second cold water via hole, is provided with suit in the mixed water cavity and is fixed on temperature-sensitive element
On adjuster, temperature-sensitive element drives adjuster to move up and down to adjust the inflow of hot and cold water and then control stream in mixed water flow passage
The constant mixed water of temperature out.
2. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the side of the flow adjusting set
Equipped with being connected to the second hot water via hole and opening is located at the hot water flux of mixed water cavity bottom end, the flow adjusting set it is another
Side is equipped be connected to and opening is located at the cold water runner on mixed water cavity top with the second cold water via hole, and the temperature-sensitive element drives tune
Section device moves up and down to adjust hot water flux and control in turn in mixed water flow passage with inflow of the cold water runner at mixed water cavity and flow out
The constant mixed water of temperature.
3. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the temperature-sensitive element and flow tune
It is respectively equipped between section set, the contacting with each other of flow adjusting set and adjuster convenient for sealing against each other the first O-ring seal of connection.
4. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the thermostat kit bottom end and flow
The lubrication piece being tightly connected convenient for mutual lubricant is additionally provided between the end face contact of adjusting set.
5. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the thermostat kit top, which is equipped with, to be used
The shaft junction of thermostat kit and temperature control valve rod on the downside of the circlip of fixed temperature control valve rod, corresponding circlip is equipped with convenient for the two
Between the second O-ring seal for sealing, the shaft shoulder junction of thermostat kit and temperature control valve rod be equipped with convenient for both the company of sliding between end face
The lubrication circle connect.
6. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the flow valve stem tip is equipped with
The Clip Reed being fixed on thermostat kit is buckled convenient for flow valve rod.
7. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that flow adjusting set bottom end with
It is respectively equipped between dynamic porcelain piece top, stable ceramic piece and valve housing convenient for sealing the gasket of all hot and cold water via holes.
8. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the bottom end of the valve housing is also set
There is the mouth of a river gasket being sealed to hot and cold water inlet and mixed water exports.
9. the coaxial three controls thermostatic valve core of one kind according to claim 1, which is characterized in that the thermostat kit is adopted with valve core housing
With integral manner injection molding.
10. tap, which is characterized in that the tap is same using one kind described in claim 1 to 8 any one claim
Axis three controls thermostatic valve core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481424.8U CN208185517U (en) | 2018-03-30 | 2018-03-30 | A kind of coaxial three control thermostatic valve core and its tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481424.8U CN208185517U (en) | 2018-03-30 | 2018-03-30 | A kind of coaxial three control thermostatic valve core and its tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208185517U true CN208185517U (en) | 2018-12-04 |
Family
ID=64436226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820481424.8U Active CN208185517U (en) | 2018-03-30 | 2018-03-30 | A kind of coaxial three control thermostatic valve core and its tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208185517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056676A (en) * | 2019-02-01 | 2019-07-26 | 厦门水芯科技有限公司 | A kind of single-grip thermostatic valve core and depotition cock with flow control |
-
2018
- 2018-03-30 CN CN201820481424.8U patent/CN208185517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056676A (en) * | 2019-02-01 | 2019-07-26 | 厦门水芯科技有限公司 | A kind of single-grip thermostatic valve core and depotition cock with flow control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200804 Address after: 266011 unit 601, 57 Dongshan Road, Shibei District, Qingdao, Shandong Province Patentee after: Xie Qingjun Address before: 519060 No. 25 Xiang Gong Road, Hong Wan industrial area, Guangdong, Zhuhai Patentee before: ZHUHAI SUPREMA THERMOSTATIC SANITARYWARE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210428 Address after: Unit 2202b, 51 Chengyi North Street, phase III, software park, Xiamen City, Fujian Province, 361000 Patentee after: Shengyikang (Fujian) Technology Co.,Ltd. Address before: 266011 unit 601, 57 Dongshan Road, Shibei District, Qingdao, Shandong Province Patentee before: Xie Qingjun |