CN210421295U - Constant pressure valve for intelligent closestool - Google Patents
Constant pressure valve for intelligent closestool Download PDFInfo
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- CN210421295U CN210421295U CN201921167436.4U CN201921167436U CN210421295U CN 210421295 U CN210421295 U CN 210421295U CN 201921167436 U CN201921167436 U CN 201921167436U CN 210421295 U CN210421295 U CN 210421295U
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Abstract
The utility model discloses a constant pressure valve for an intelligent closestool, which comprises a water inlet pipe, a solenoid valve mechanism, a pressure reducing valve mechanism and a water outlet pipe; the two ends of the electromagnetic valve mechanism are respectively communicated with the water inlet pipe and the pressure reducing valve mechanism and are used for opening or closing water flow entering the pressure reducing valve mechanism from the water inlet pipe; the water outlet pipe is communicated with the water outlet end of the pressure reducing valve mechanism, and the pressure reducing valve mechanism is used for controlling the inflow water to be at constant pressure and constant quantity and then guiding the inflow water to the water outlet pipe; the pressure reducing valve mechanism comprises a pressure reducing valve body for storing water and a pressure reducing module which is arranged on the pressure reducing valve body and used for reducing water pressure. The utility model relates to a rationally, simple structure is compact, can automatic control water pressure, and the water pipe that avoids water pressure to cause when too big drops and the electric leakage scheduling problem, and the security is high, the low noise, can greatly promote user experience and feel.
Description
Technical Field
The utility model relates to a constant pressure valve technical field especially relates to a constant pressure valve for intelligent closestool.
Background
At present, the constant pressure valve during operation noise of intelligent closestool trade is big, produces the vibration easily, and under the unstable condition of water pressure, easily causes the water pipe to drop, and then has the risk of damaging intelligent closestool, causes the electric leakage even, causes the unnecessary loss. Meanwhile, unstable water pressure can cause unstable water outlet, and the user can feel that the experience of the user is reduced linearly due to unclean flushing or overlarge water pressure when the user uses the intelligent closestool, so that the sales volume of the intelligent closestool is influenced.
In summary, the constant pressure valve has inconvenience in practice, so it is necessary to improve the constant pressure valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a constant pressure valve for intelligent closestool, this constant pressure valve reasonable in design, simple structure is compact, can automatic control water pressure, and the water pipe that avoids water pressure to cause when too big drops and the electric leakage scheduling problem, and the security is high, the low noise, can greatly promote user experience and feel.
In order to realize the purpose, the following technical scheme is adopted:
a constant pressure valve for an intelligent closestool comprises a water inlet pipe, an electromagnetic valve mechanism, a pressure reducing valve mechanism and a water outlet pipe; the two ends of the electromagnetic valve mechanism are respectively communicated with the water inlet pipe and the pressure reducing valve mechanism and are used for opening or closing water flow entering the pressure reducing valve mechanism from the water inlet pipe; the water outlet pipe is communicated with the water outlet end of the pressure reducing valve mechanism, and the pressure reducing valve mechanism is used for controlling the inflow water to be at constant pressure and constant quantity and then guiding the inflow water to the water outlet pipe; the pressure reducing valve mechanism comprises a pressure reducing valve body for storing water and a pressure reducing module which is arranged on the pressure reducing valve body and used for reducing water pressure.
Furthermore, the pressure reducing valve body is of a cylindrical structure, and the top of the pressure reducing valve body is provided with an annular groove for storing water flow; one side of the annular groove is provided with a notch which penetrates to the bottom of the pressure reducing valve body along the edge length direction of the pressure reducing valve body and is communicated with the water inlet end of the water outlet pipe; the middle of the bottom of the annular groove is also provided with a first through hole communicated to the bottom of the pressure reducing valve body, one side of the pressure reducing valve body is provided with a second through hole communicated with the first through hole, the second through hole is communicated with the water outlet end of the electromagnetic valve mechanism and conducts water flow to the first through hole, and the first through hole is used for conducting water flow to the annular groove.
Furthermore, the pressure reducing module comprises a pressure reducing copper valve core, a sealing ring, a spring assembly and a water inlet plug; the pressure reducing copper valve core movably penetrates through the first through hole, and the water inlet plug is mounted at the bottom of the pressure reducing valve body and used for sealing the bottom of the first through hole; the sealing ring is arranged at the top of the annular groove and sleeved on the upper part of the pressure reduction copper valve core, and is used for limiting water flow in the annular groove; the outer side of the upper part of the pressure reduction copper valve core is provided with a plurality of third through holes, the bottom of the pressure reduction copper valve core is also provided with a fourth through hole communicated with the third through holes, and the third through holes and the fourth through holes are used for guiding the water flow in the first through holes to the water inlet plug when the water flow is urgent; and the spring assembly is arranged at the top of the sealing ring and used for relieving the pressure of water in the water inlet plug on the pressure reduction copper valve element when the water flow is urgent.
Furthermore, two ends of the top of the water inlet plug are detachably connected with the bottom of the pressure reducing valve body, and a cylindrical protruding part used for plugging the bottom of the first through hole is further arranged in the middle of the top of the water inlet plug; the top of the cylindrical boss is provided with a first groove, the lower part of the pressure reduction copper valve core passes through the first through hole and is inserted into the first groove, and the first groove is used for storing water flow which is guided by the third through hole and the fourth through hole of the pressure reduction copper valve core.
Furthermore, the pressure reduction module also comprises a first gasket and a second gasket which are both in a bowl-shaped structure; the first gasket and the second gasket are both sleeved at the upper part of the pressure reduction copper valve core, and the sealing ring is positioned between the first gasket and the second gasket; the first gasket is positioned at the bottom of the sealing ring, and a bowl-shaped opening of the first gasket is arranged downwards and used for relieving pressure generated by water flow flowing out of the first through hole; the second gasket is located the sealing washer top, and its bowl-shaped opening upwards arranges for with spring assembly butt and alleviate spring assembly's elastic force.
Further, the third through hole of the pressure reduction copper valve core is positioned in the bowl-shaped opening of the first gasket.
Further, the spring assembly comprises a buffer spring and a spring seat; the buffer spring is sleeved at the upper part of the pressure reduction copper valve core, one end of the buffer spring is abutted against the bowl-shaped opening of the second gasket, and the other end of the buffer spring is connected with a pressure regulating nut; the pressure regulating nut outside is located to spring holder upper portion cover, and its bottom is connected with decompression valve body top is detachable for it is spacing fixed with the pressure regulating nut.
Further, the electromagnetic valve mechanism comprises an electromagnetic valve body and a water inlet electromagnetic valve; the water inlet end of the electromagnetic valve body is communicated with the water outlet end of the water inlet pipe, and the water outlet end of the electromagnetic valve body is communicated with the second through hole of the pressure reducing valve body; the water inlet electromagnetic valve is arranged on one side of the electromagnetic valve body and used for controlling the water in the opening or closing water inlet pipe to enter the water channel of the second through hole.
Adopt above-mentioned scheme, the beneficial effects of the utility model are that:
1) the automatic water pressure control device has the advantages that the design is reasonable, the structure is simple and compact, the installation, the disassembly and the maintenance are convenient, the automatic water pressure control is realized through the pressure reduction module, the problems of water pipe falling, electric leakage and the like caused by overlarge water pressure are avoided, and the safety is high;
2) the water flow can be sealed in the pressure reducing valve body through the sealing ring and the water inlet plug, so that the water flow is prevented from leaking, the noise is reduced, and the user experience is improved;
3) the modular design is adopted, only slight modification is needed, the water pressure relief device can be suitable for other equipment needing water pressure relief, and the universality is strong.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a perspective view of the pressure reducing valve mechanism of the present invention;
FIG. 4 is an exploded view of FIG. 3 (with the spring assembly omitted);
fig. 5 is a perspective view of the pressure reducing copper valve element, the first gasket and the second gasket of the present invention;
wherein the figures identify the description:
1-water inlet pipe; 2-electromagnetic valve mechanism;
3-a pressure reducing valve mechanism; 4, a water outlet pipe;
21-a solenoid valve body; 22-water inlet solenoid valve;
31-a pressure relief valve body; 32-decompression copper valve core;
33-a sealing ring; 34-a spring assembly;
35-water inlet plug; 36 — a first shim;
37 — a second gasket; 311 — an annular groove;
312 — a gap; 313 — a first via;
314 — second via hole; 321 — a third via;
322 — fourth via; 341-buffer spring;
342-a spring seat; 343-pressure regulating nut;
351-a convex part; 352 — first recess.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, the utility model provides a constant pressure valve for an intelligent toilet, which comprises a water inlet pipe 1, a solenoid valve mechanism 2, a pressure reducing valve mechanism 3 and a water outlet pipe 4; the two ends of the electromagnetic valve mechanism 2 are respectively communicated with the water inlet pipe 1 and the pressure reducing valve mechanism 3 and are used for opening or closing the water flow entering the pressure reducing valve mechanism 3 from the water inlet pipe 1; the water outlet pipe 4 is communicated with the water outlet end of the pressure reducing valve mechanism 3, and the pressure reducing valve mechanism 3 is used for controlling the water flow to be guided to the water outlet pipe 4 at constant pressure and constant quantity; the pressure reducing valve mechanism 3 includes a pressure reducing valve body 31 for storing water and a pressure reducing module installed on the pressure reducing valve body 31 for reducing water pressure.
Wherein, the pressure reducing valve body 31 is cylindrical, and the top of the pressure reducing valve body 31 is provided with an annular groove 311 for storing water flow; a notch 312 is arranged on the inner side of the annular groove 311, and the notch 312 penetrates to the bottom of the pressure reducing valve body 31 along the edge length direction and is communicated with the water inlet end of the water outlet pipe 4; the middle of the bottom of the annular groove 311 is further provided with a first through hole 313 penetrating to the bottom of the pressure reducing valve body 31, one side of the pressure reducing valve body 31 is provided with a second through hole 314 communicated with the first through hole 313, the second through hole 314 is used for being communicated with the water outlet end of the electromagnetic valve mechanism 2 and guiding water flow to the first through hole 313, and the first through hole 313 is used for guiding the water flow to the annular groove 311; the pressure reducing module comprises a pressure reducing copper valve core 32, a sealing ring 33, a spring assembly 34 and a water inlet plug 35; the pressure reducing copper valve core 32 is movably inserted into the first through hole 313, and the water inlet plug 35 is installed at the bottom of the pressure reducing valve body 31 and used for sealing the bottom of the first through hole 313; the sealing ring 33 is arranged at the top of the annular groove 311, sleeved on the upper part of the pressure reduction copper valve core 32 and used for limiting water flow in the annular groove 311; the outer side of the upper part of the pressure reducing copper valve core 32 is provided with a plurality of third through holes 321, the bottom of the pressure reducing copper valve core 32 is also provided with a fourth through hole 322 communicated with the third through holes 321, and the third through holes 321 and the fourth through hole 322 are used for guiding the water flow in the first through hole 313 to the water inlet plug 35 when the water flow is urgent; the spring assembly 34 is arranged at the top of the sealing ring 33 and used for relieving the pressure of water in the water inlet plug 35 on the pressure reduction copper valve core 32 when the water flow is urgent; the two ends of the top of the water inlet plug 35 are detachably connected with the bottom of the pressure reducing valve body 31, and the middle of the top of the water inlet plug 35 is also provided with a cylindrical protruding part 351 for blocking the bottom of the first through hole 313; the top of the cylindrical protrusion 351 is provided with a first groove 352, the lower part of the pressure reduction copper valve core 32 passes through the first through hole 313 and is inserted into the first groove 352, and the first groove 352 is used for storing water flow guided through the third through hole 321 and the fourth through hole 322 of the pressure reduction copper valve core 32.
The pressure reducing module also comprises a first gasket 36 and a second gasket 37 which are both in a bowl-shaped structure; the first gasket 36 and the second gasket 37 are both sleeved on the upper part of the pressure reduction copper valve core 32, and the sealing ring 33 is positioned between the first gasket 36 and the second gasket 37; the first gasket 36 is located at the bottom of the sealing ring 33, and the bowl-shaped opening of the first gasket is arranged downward, so as to relieve the pressure generated by the water flow flowing out through the first through hole 313; the second gasket 37 is positioned on the top of the sealing ring 33, and the bowl-shaped opening of the second gasket is arranged upwards, so that the second gasket is abutted against the spring assembly 34 and the elastic force of the spring assembly 34 is relieved; the third through hole 321 of the pressure reducing copper valve core 32 is arranged close to the lower part of the first gasket 36 and is positioned in the bowl-shaped opening of the first gasket 36; the spring assembly 34 comprises a buffer spring 341 and a spring seat 342; the buffer spring 341 is sleeved on the upper portion of the decompression copper valve core 32, and one end of the buffer spring is abutted against the bowl-shaped opening of the second gasket 37, and the other end of the buffer spring is connected with a pressure regulating nut 343; the upper part of the spring seat 342 is sleeved outside the pressure regulating nut 343, and the bottom of the spring seat is detachably connected with the top of the pressure reducing valve body 31 and used for limiting and fixing the pressure regulating nut 343; the electromagnetic valve mechanism 2 comprises an electromagnetic valve body 21 and a water inlet electromagnetic valve 22; the water inlet end of the electromagnetic valve body 21 is communicated with the water outlet end of the water inlet pipe 1, and the water outlet end of the electromagnetic valve body 21 is communicated with the second through hole 314 of the pressure reducing valve body 31; the water inlet solenoid valve 22 is arranged on one side of the solenoid valve body 21 and is used for controlling to open or close the water channel of the water inlet pipe 1 entering the second through hole 314.
The utility model discloses the theory of operation:
as shown in fig. 1 to 5, in the present embodiment, the pressure reducing copper spool 32 has a rod-like configuration, and has a narrow top and a wide bottom; the diameter of the pressure-reducing copper valve core 32 is smaller than the inner diameter of the first through hole 313, so that the pressure-reducing copper valve core can be movably inserted into the first through hole 313, and a gap is reserved between the pressure-reducing copper valve core and the inner wall of the first through hole 313, so that water flowing in through the water inlet pipe 1, the electromagnetic valve mechanism 2 and the second through hole 314 in sequence is guided into the annular groove 311 (the water flow stored in the annular groove 311 is constant, and a certain amount of water is conveyed to a next working mechanism through the gap 312 of the annular groove 311 and the water outlet pipe 4, so that the water flow is controlled; the first gasket 36 is positioned at the bottom of the sealing ring 33, a gap is reserved between the first gasket and a water outlet of the first through hole 313 (the top of the first through hole 313), and the bowl-shaped opening of the first gasket 36 is arranged downwards, so that when water flow is urgent, upward pressure generated by water flowing from the first through hole 313 to the annular groove 311 can be relieved, the sealing ring 33 is prevented from being jacked open, and the water flow can smoothly flow into the annular groove 311; annular groove 311 top is arranged in to sealing washer 33, on the one hand with rivers seal spacing in annular groove 311, avoid rivers to leak, cause potential safety hazards such as electric shock, on the other hand can reduce the noise that rivers flow and produce, promote user experience and feel.
The third through hole 321 of the pressure reducing copper valve core 32 is located in the bowl-shaped opening of the first gasket 36, and is located at a higher position, so that when water flow is stable, the water flow flowing out of the first through hole 313 cannot flow into the water inlet plug 35 through the third through hole 321 and the fourth through hole 322; when the water flow is very fast, the generated water pressure is very high and exceeds the upper limit of the normal peak value, the water flow in the first through hole 313 sequentially passes through the third through hole 321 and the fourth through hole 322 and flows into the first groove 352 of the cylindrical convex part 351 of the water inlet plug 35; when a certain amount of water flow accumulates in the first groove 352, upward pressure is generated on the bottom of the decompression copper valve core 32, so that the decompression copper valve core 32 upwards extrudes the buffer spring 341, and the phenomenon that when the water pressure is too high, the water flow directly extrudes the sealing ring 33 to cause instability of the sealing ring 33 and leak the water flow is avoided, so that the purpose of decompression is achieved; meanwhile, the outer side of the cylindrical protruding portion 351 of the water inlet plug 35 is further sleeved with an elastic rubber ring, so that the effect of sealing the bottom of the first through hole 313 of the water inlet plug 35 is improved, and meanwhile, water in the first groove 352 is prevented from leaking.
A connecting port is further arranged on one side of the pressure reducing valve body 31, which is provided with the second through hole 314, the connecting port is in a cylindrical structure and is arranged around the outer side of the second through hole 314, a plurality of rubber rings (preventing water flow from leaking) are embedded in the connecting port, a clamping groove is arranged on the periphery of the connecting port, a buckle is arranged on the outer side of the water outlet end of the electromagnetic valve body 21, and the water outlet end of the electromagnetic valve body 21 is spirally connected with the connecting port in a clamping manner through the buckle and the clamping groove and is communicated with the second through hole 314; a water inlet connecting pipe is further arranged between the water inlet pipe 1 and the electromagnetic valve mechanism 2, the water outlet pipe 4 is communicated with the pressure reducing valve body 31 through a gap 312 of the annular groove 311, and the water outlet pipe 4 is provided with a switch for controlling water flow to the next working mechanism.
Water flow direction (when water flow is slow): the water inlet pipe 1, the electromagnetic valve body 21, the second through hole 314, the first through hole 313, the annular groove 311, the notch 312 and the water outlet pipe 4;
there are two kinds of flow channels in the water flow direction (when the water flow is relatively fast):
1) the water inlet pipe 1, the electromagnetic valve body 21, the second through hole 314, the first through hole 313, the annular groove 311, the notch 312 and the water outlet pipe 4;
2) the water inlet pipe 1, the solenoid valve body 21, the second through hole 314, the first through hole 313, the third through hole 321, the fourth through hole 322 and the first groove 352.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A constant pressure valve for an intelligent closestool is characterized by comprising a water inlet pipe, an electromagnetic valve mechanism, a pressure reducing valve mechanism and a water outlet pipe; the two ends of the electromagnetic valve mechanism are respectively communicated with the water inlet pipe and the pressure reducing valve mechanism and are used for opening or closing water flow entering the pressure reducing valve mechanism from the water inlet pipe; the water outlet pipe is communicated with the water outlet end of the pressure reducing valve mechanism, and the pressure reducing valve mechanism is used for controlling the inflow water to be at constant pressure and constant quantity and then guiding the inflow water to the water outlet pipe; the pressure reducing valve mechanism comprises a pressure reducing valve body for storing water and a pressure reducing module which is arranged on the pressure reducing valve body and used for reducing water pressure.
2. The constant pressure valve for the intelligent closestool according to claim 1, wherein the pressure reducing valve body is of a cylindrical structure, and an annular groove for storing water flow is formed in the top of the pressure reducing valve body; one side of the annular groove is provided with a notch which penetrates to the bottom of the pressure reducing valve body along the edge length direction of the pressure reducing valve body and is communicated with the water inlet end of the water outlet pipe; the middle of the bottom of the annular groove is also provided with a first through hole communicated to the bottom of the pressure reducing valve body, one side of the pressure reducing valve body is provided with a second through hole communicated with the first through hole, the second through hole is communicated with the water outlet end of the electromagnetic valve mechanism and conducts water flow to the first through hole, and the first through hole is used for conducting water flow to the annular groove.
3. The constant pressure valve for the intelligent closestool of claim 2, wherein the pressure reducing module comprises a pressure reducing copper valve core, a sealing ring, a spring assembly and a water inlet plug; the pressure reducing copper valve core movably penetrates through the first through hole, and the water inlet plug is mounted at the bottom of the pressure reducing valve body and used for sealing the bottom of the first through hole; the sealing ring is arranged at the top of the annular groove and sleeved on the upper part of the pressure reduction copper valve core, and is used for limiting water flow in the annular groove; the outer side of the upper part of the pressure reduction copper valve core is provided with a plurality of third through holes, the bottom of the pressure reduction copper valve core is also provided with a fourth through hole communicated with the third through holes, and the third through holes and the fourth through holes are used for guiding the water flow in the first through holes to the water inlet plug when the water flow is urgent; and the spring assembly is arranged at the top of the sealing ring and used for relieving the pressure of water in the water inlet plug on the pressure reduction copper valve element when the water flow is urgent.
4. The constant pressure valve for the intelligent closestool according to claim 3, wherein two ends of the top of the water inlet plug are detachably connected with the bottom of the pressure reducing valve body, and a cylindrical protruding part for blocking the bottom of the first through hole is further arranged in the middle of the top of the water inlet plug; the top of the cylindrical boss is provided with a first groove, the lower part of the pressure reduction copper valve core passes through the first through hole and is inserted into the first groove, and the first groove is used for storing water flow which is guided by the third through hole and the fourth through hole of the pressure reduction copper valve core.
5. The constant pressure valve for an intelligent toilet according to claim 4, wherein the pressure relief module further comprises a first gasket, a second gasket each having a bowl-shaped configuration; the first gasket and the second gasket are both sleeved at the upper part of the pressure reduction copper valve core, and the sealing ring is positioned between the first gasket and the second gasket; the first gasket is positioned at the bottom of the sealing ring, and a bowl-shaped opening of the first gasket is arranged downwards and used for relieving pressure generated by water flow flowing out of the first through hole; the second gasket is located the sealing washer top, and its bowl-shaped opening upwards arranges for with spring assembly butt and alleviate spring assembly's elastic force.
6. The constant pressure valve for an intelligent toilet according to claim 5, wherein the third through hole of the pressure reducing copper spool is located within the bowl-shaped opening of the first gasket.
7. The constant pressure valve for an intelligent toilet according to claim 5, wherein the spring assembly comprises a buffer spring, a spring seat; the buffer spring is sleeved at the upper part of the pressure reduction copper valve core, one end of the buffer spring is abutted against the bowl-shaped opening of the second gasket, and the other end of the buffer spring is connected with a pressure regulating nut; the pressure regulating nut outside is located to spring holder upper portion cover, and its bottom is connected with decompression valve body top is detachable for it is spacing fixed with the pressure regulating nut.
8. The constant pressure valve for an intelligent toilet according to claim 2, wherein the solenoid valve mechanism comprises a solenoid valve body, a water inlet solenoid valve; the water inlet end of the electromagnetic valve body is communicated with the water outlet end of the water inlet pipe, and the water outlet end of the electromagnetic valve body is communicated with the second through hole of the pressure reducing valve body; the water inlet electromagnetic valve is arranged on one side of the electromagnetic valve body and used for controlling the water in the opening or closing water inlet pipe to enter the water channel of the second through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921167436.4U CN210421295U (en) | 2019-07-23 | 2019-07-23 | Constant pressure valve for intelligent closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921167436.4U CN210421295U (en) | 2019-07-23 | 2019-07-23 | Constant pressure valve for intelligent closestool |
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| Publication Number | Publication Date |
|---|---|
| CN210421295U true CN210421295U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921167436.4U Active CN210421295U (en) | 2019-07-23 | 2019-07-23 | Constant pressure valve for intelligent closestool |
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| Country | Link |
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| CN (1) | CN210421295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397130A (en) * | 2019-07-23 | 2019-11-01 | 小普未来科技（深圳）股份公司 | It is a kind of for automatically controlling the constant pressure valve of hydraulic pressure |
| CN112797194A (en) * | 2020-10-15 | 2021-05-14 | 浙江宏昌电器科技股份有限公司 | Vacuum breaker pressure reducing valve with pressure relief function |
-
2019
- 2019-07-23 CN CN201921167436.4U patent/CN210421295U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397130A (en) * | 2019-07-23 | 2019-11-01 | 小普未来科技（深圳）股份公司 | It is a kind of for automatically controlling the constant pressure valve of hydraulic pressure |
| CN110397130B (en) * | 2019-07-23 | 2024-08-30 | 普赛生技术(深圳)有限公司 | Constant pressure valve for automatically controlling water pressure |
| CN112797194A (en) * | 2020-10-15 | 2021-05-14 | 浙江宏昌电器科技股份有限公司 | Vacuum breaker pressure reducing valve with pressure relief function |
| CN112797194B (en) * | 2020-10-15 | 2022-12-13 | 浙江宏昌电器科技股份有限公司 | Vacuum breaker pressure reducing valve with pressure relief function |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211215 Address after: 518000 2212, building C, Huangdu Plaza, No. 3008, Yitian Road, Huanggang community, Futian street, Futian District, Shenzhen, Guangdong Province Patentee after: Poseidon Technology (Shenzhen) Co.,Ltd. Address before: 518000 903, building 9, Shenye Shangcheng (South District) commercial complex, No. 5001, Huanggang Road, Lianhua Yicun community, Huafu street, Futian District, Shenzhen, Guangdong Province Patentee before: XIAOPU FUTURE TECHNOLOGY (SHENZHEN) CO.,LTD. |
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| TR01 | Transfer of patent right |