CN212203145U - Self-operated pressure regulating valve - Google Patents
Self-operated pressure regulating valve Download PDFInfo
- Publication number
- CN212203145U CN212203145U CN202020289206.1U CN202020289206U CN212203145U CN 212203145 U CN212203145 U CN 212203145U CN 202020289206 U CN202020289206 U CN 202020289206U CN 212203145 U CN212203145 U CN 212203145U
- Authority
- CN
- China
- Prior art keywords
- transmission
- pressure
- connecting tube
- fixedly connected
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 105
- 238000005192 partition Methods 0.000 claims description 30
- 239000007788 liquid Substances 0.000 abstract description 4
- 210000003781 tooth socket Anatomy 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to the technical field of valves, and a formula of relying on oneself pressure regulating valve is disclosed, which comprises a protective housing, protective housing's inside is provided with the connecting tube, the inside of connecting tube is provided with cut-off equipment, the left side wall fixedly connected with outlet conduit of connecting tube, the right side wall fixedly connected with income water pipeling of connecting tube, protective housing's top is provided with pressure regulating device. This self-operated pressure regulating valve sets up sealed fan, sealed fan removes the sealed to the connecting tube through rotating, and turned angle is big more, the inside circulation bore of connecting tube will be big more, thereby the velocity of flow of the inside liquid of control connecting tube, thereby control water pressure, the leakproofness is good when sealing, when sealed fan crooked rotatory to perpendicular with the connecting tube, the resistance to inside rivers is little, thereby make both sides pressure be closer, the application scope who uses has been improved.
Description
Technical Field
The utility model relates to the technical field of valves, specifically a formula of relying on oneself pressure regulating valve.
Background
The pressure regulating range of the general self-operated pressure regulating valve is small, the interception mode used in the general self-operated pressure regulating valve can change the direction of water flow twice, so that the pressure loss of the water flow is caused, the maximum pressure can only reach eight tenth, and in some intermittent use applications, the repeated disassembly process is complicated, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a self-operated pressure regulating valve, the minimum pressure differential of having solved the valve both sides is great, has restricted the application range's of valve problem.
(II) technical scheme
For the above-mentioned minimum pressure differential that reduces the valve both sides, improve the application scope's that uses purpose, the utility model provides a following technical scheme: the utility model provides a self-operated pressure regulating valve, includes protecting sheathing, protecting sheathing's inside is provided with the connecting tube, the inside of connecting tube is provided with the cut-off equipment, the left side wall fixedly connected with outlet conduit of connecting tube, the right side wall fixedly connected with pipeline of intaking of connecting tube, protecting sheathing's top is provided with pressure regulating device.
Preferably, the cut-off equipment includes connecting block, sealed fan, dwang, transmission ring, transmission tooth head, transmission tooth's socket and drive gear, sealed fan passes through the bearing and is connected with the outer wall rotation of connecting block, the one end and the dwang fixed connection of connecting block are kept away from to sealed fan, the dwang passes through the bearing and is connected with the outer wall rotation of connecting tube, the dwang runs through connecting tube and extends the outside of connecting tube, the one end fixed connection of sealed fan is kept away from to drive gear and dwang, the transmission ring passes through the bearing and is connected with the outer wall of connecting tube and is located the position rotation on drive gear right side, the outer wall at the transmission ring is seted up to the transmission tooth head, the left side wall at the transmission ring is seted up to the transmission tooth's socket, and transmission gear and transmission tooth's socket mesh, through the cooperation between connecting block, sealed, the size of the caliber of the internal circulation of the connecting pipeline is controlled, so that the water pressure is controlled.
Preferably, the pressure adjusting device comprises a fixing ring, a connecting sleeve, a pressure sealing shell, a spring, a movable partition plate, a baffle, a transmission rod and a pressure transmission pipeline, the fixing ring is fixedly connected with the top of the protection shell at a position behind the fixing ring, the connecting sleeve is sleeved outside the fixing ring and positioned at an upper position, the top of the connecting sleeve is fixedly connected with the bottom of the pressure sealing shell, the movable partition plate is movably sleeved inside the pressure sealing shell, the baffle is sleeved inside the pressure sealing shell and positioned above the fixing ring, the spring is fixedly connected with the bottom of the movable partition plate, one end, far away from the movable partition plate, of the spring is fixedly connected with the top of the baffle, the transmission rod is fixedly connected with the bottom of the movable partition plate, one end, far away from the movable partition plate, of the transmission rod penetrates through the baffle and extends into the protection shell and is connected, the pressure transmission pipeline is fixedly connected with the top of the pressure seal shell, one end, far away from the pressure seal shell, of the pressure transmission pipeline is communicated with the water inlet pipeline, and the pressure of the water outlet pipeline is controlled through the cooperation of the fixing ring, the connecting sleeve, the pressure seal shell, the spring, the movable partition plate, the baffle, the transmission rod and the pressure transmission pipeline, so that the pressure of the water outlet pipeline is kept stable.
Preferably, the water outlet pipeline and the water inlet pipeline are fixedly connected with flanges at the ends far away from the connecting pipeline, and the pipelines are fixedly connected with the device through the flanges.
Preferably, the sealing fans are eight in number, and the flow size inside the connecting pipeline is controlled by matching of half sealing fans.
Preferably, the initial position of the movable partition plate is located close to the inner wall of the top of the pressure seal shell, the pressure transmission pipeline at the top of the movable partition plate is used for communicating water pressure to the upper part of the movable partition plate, and the movable partition plate is pressed downwards through the water pressure to move downwards.
Preferably, one side of the transmission rod, which is close to the connecting pipeline, is provided with a tooth socket, the tooth socket is meshed with the transmission tooth head, and the transmission rod drives the transmission ring to rotate through the matching between the tooth socket and the transmission tooth head.
Preferably, the two ends of the connecting block are conical, the resistance of the connecting block to water flow is reduced due to the conical design, and the stability of the water flow is improved.
Compared with the prior art, the utility model provides a self-operated pressure regulating valve possesses following beneficial effect:
1. this self-operated pressure regulating valve, set up the connecting block, sealed fan, the dwang, the transmission ring, the transmission tooth head, transmission tooth's socket and drive gear, the rotation carries out the transmission ring, the transmission ring drives the transmission tooth's socket and rotates, cooperation between through transmission tooth's socket and the drive gear, make the transmission ring drive gear and rotate, drive gear drives the dwang and rotates, the dwang drives sealed fan and rotates, sealed fan removes the sealed to the connecting tube through rotating, and turned angle is big more, the inside circulation bore of connecting tube will be big more, thereby the velocity of flow of the inside liquid of control connecting tube, thereby control water pressure, the leakproofness is good when sealing, when sealed fan crooked rotatory to perpendicular with the connecting tube, little to the resistance of inside rivers, thereby make both sides pressure be closer, the application scope who uses has been improved.
2. This self-operated pressure regulating valve, set up solid fixed ring, the adapter sleeve, the pressure seal shell, a spring, the floating spacer, the baffle, transfer line and pressure transmission pipeline, when needing to reduce the pressure ratio of connecting tube both sides, anticlockwise rotation adapter sleeve, the screw thread groove through the adapter sleeve inner wall and the cooperation of the screw thread ring of solid fixed ring outer wall, make the adapter sleeve move down, the adapter sleeve moves down and drives the pressure seal shell and move down, make the baffle upwards move in the inside of pressure seal shell, make the distance between floating spacer and the floating spacer shorten, thereby compress the spring, make the elasticity of spring increase, the required pressure of water pressure dynamic spring has been increased, thereby the pressure ratio of connecting tube both sides has been increased, control the pressure ratio, convenient to use is swift.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the internal structure of the present invention;
FIG. 3 is a schematic view of the structure of the connecting pipe of the present invention;
FIG. 4 is an enlarged view of the structure A in FIG. 2 according to the present invention;
fig. 5 is an enlarged view of a structure B in fig. 3 according to the present invention.
Wherein: 1. a protective housing; 2. connecting a pipeline; 3. a flow cut-off device; 301. connecting blocks; 302. a sealing fan; 303. rotating the rod; 304. a drive ring; 305. a transmission gear head; 306. a drive tooth slot; 307. a transmission gear; 4. a water outlet pipeline; 41. a water inlet pipeline; 5. a pressure regulating device; 501. a fixing ring; 502. connecting sleeves; 503. a pressure sealed housing; 504. a spring; 505. a movable partition plate; 506. a baffle plate; 507. a transmission rod; 508. a pressure transmission pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-5, the utility model provides a self-operated pressure regulating valve, including protecting sheathing 1, protecting sheathing 1's inside is provided with connecting tube 2, connecting tube 2's inside is provided with cut-off equipment 3, connecting tube 2's left side wall fixedly connected with outlet conduit 4, connecting tube 2's right side wall fixedly connected with income water pipeling 41, the outer wall of income water pipeling 41 and outlet conduit 4 all with protecting sheathing 1 fixed connection, the equal fixedly connected with ring flange of one end that connecting tube 2 was kept away from to outlet conduit 4 and income water pipeling 41, it is fixed to be connected pipeline and the device through the ring flange, protecting sheathing 1's top is provided with pressure regulating device 5.
The cut-off device 3 comprises a connecting block 301, a sealing fan 302, a rotating rod 303, a transmission ring 304, a transmission gear head 305, a transmission tooth groove 306 and a transmission gear 307, wherein the sealing fan 302 is rotatably connected with the outer wall of the connecting block 301 through a bearing, two ends of the connecting block 301 are conical, the conical design reduces the resistance of the connecting block 301 to water flow, the stability of water flow is improved, one end of the sealing fan 302, which is far away from the connecting block 301, is fixedly connected with the rotating rod 303, the sealing fan 302 has eight sealing fans, the size of the circulation inside the connecting pipeline 2 is controlled through the matching of half of the sealing fan 302, the rotating rod 303 is rotatably connected with the outer wall of the connecting pipeline 2 through a bearing, the rotating rod 303 penetrates through the connecting pipeline 2 and extends to the outside of the connecting pipeline 2, the transmission gear 307 is fixedly connected with one end of the rotating rod 303, the transmission ring 304 is rotatably, the transmission tooth head 305 is arranged on the outer wall of the transmission ring 304, the transmission tooth groove 306 is arranged on the left side wall of the transmission ring 304, the transmission gear 307 is meshed with the transmission tooth groove 306, the connecting block 301, the sealing fan 302, the rotating rod 303, the transmission ring 304, the transmission tooth head 305, the transmission tooth groove 306 and the transmission gear 307 are arranged, the transmission ring 304 drives the transmission tooth groove 306 to rotate, the transmission ring 304 drives the transmission gear 307 to rotate through the matching between the transmission tooth groove 306 and the transmission gear 307, the transmission gear 307 drives the rotating rod 303 to rotate, the rotating rod 303 drives the sealing fan 302 to rotate, the sealing of the connecting pipeline 2 is relieved by the sealing fan 302 through rotation, the larger the rotating angle is, the larger the flowing aperture inside the connecting pipeline 2 is, the flow rate of liquid inside the connecting pipeline 2 is controlled, the water pressure is controlled, and the sealing performance is good when sealing is, when the sealing fan 302 is bent and rotated to be perpendicular to the connection pipe 2, resistance to internal water flow is small, so that pressures on both sides are closer, and the application range of use is improved.
The pressure adjusting device 5 comprises a fixed ring 501, a connecting sleeve 502, a pressure seal housing 503, a spring 504, a movable partition 505, a baffle 506, a transmission rod 507 and a pressure transmission pipeline 508, wherein the fixed ring 501 is fixedly connected with the top of the protective housing 1 at a position behind the fixed ring 501, the connecting sleeve 502 is sleeved outside the fixed ring 501 and positioned at an upper position, the top of the connecting sleeve 502 is fixedly connected with the bottom of the pressure seal housing 503, the movable partition 505 is movably sleeved inside the pressure seal housing 503, the initial position of the movable partition 505 is positioned at a position close to the inner wall of the top of the pressure seal housing 503, the pressure transmission pipeline 508 at the top of the movable partition is communicated to the upper part of the movable partition 505, the movable partition 505 is pressed downwards by water pressure, the transmission rod 507 is pressed downwards by the movable partition 505, the cut-off device 3 is controlled by the movable partition 505, the baffle 506 is sleeved inside the pressure seal housing 503 and, the spring 504 is fixedly connected with the bottom of the movable clapboard 505, one end of the spring 504, which is far away from the movable clapboard 505, is fixedly connected with the top of the baffle 506, the transmission rod 507 is fixedly connected with the bottom of the movable clapboard 505, one side of the transmission rod 507, which is close to the connecting pipeline 2, is provided with a tooth socket, which is meshed with the transmission tooth head 305, the transmission rod 507 drives the transmission ring 304 to rotate through the matching between the tooth socket and the transmission tooth head 305, one end of the transmission rod 507, which is far away from the movable clapboard 505, penetrates through the baffle 506 and extends into the protective casing 1 and is connected with the cut-off device 3, the pressure transmission pipeline 508 is fixedly connected with the top of the pressure seal casing 503, one end of the pressure transmission pipeline 508, which is far away from the pressure seal casing 503, is communicated with the water inlet pipeline 41, and the fixing ring 501, the connecting, when the pressure ratio of two sides of the connecting pipeline 2 needs to be reduced, the connecting sleeve 502 is rotated anticlockwise, the threaded groove in the inner wall of the connecting sleeve 502 is matched with the threaded ring on the outer wall of the fixing ring 501, the connecting sleeve 502 is moved downwards to drive the pressure sealing shell 503 to move downwards, the baffle 506 is moved upwards in the pressure sealing shell 503, the distance between the movable partition plate 505 and the movable baffle 506 is shortened, the spring 504 is compressed, the elastic force of the spring 504 is increased, the pressure required by the hydraulic pressure to press the spring 504 is increased, the pressure ratio of two sides of the connecting pipeline 2 is increased, the pressure ratio is controlled, and the use is convenient and fast.
In summary, the self-operated pressure regulating valve is provided with a connecting block 301, a sealing fan 302, a rotating rod 303, a transmission ring 304, a transmission gear head 305, a transmission gear slot 306 and a transmission gear 307, the transmission ring 304 is rotated, the transmission ring 304 drives the transmission gear slot 306 to rotate, the transmission ring 304 drives the transmission gear 307 to rotate through the matching between the transmission gear slot 306 and the transmission gear 307, the transmission gear 307 drives the rotating rod 303 to rotate, the rotating rod 303 drives the sealing fan 302 to rotate, the sealing fan 302 releases the sealing of the connecting pipeline 2 through rotation, the larger the rotation angle is, the larger the circulation aperture in the connecting pipeline 2 is, so as to control the flow rate of liquid in the connecting pipeline 2, thereby controlling the water pressure, the sealing performance is good, when the sealing fan 302 is bent and rotated to be perpendicular to the connecting pipeline 2, the resistance to the internal water flow is small, thereby the pressure at the two sides is closer, and the application range of the use is improved.
Meanwhile, a fixed ring 501, a connecting sleeve 502, a pressure sealing shell 503, a spring 504, a movable partition 505, a baffle 506, a transmission rod 507 and a pressure transmission pipeline 508 are arranged, when the pressure ratio at two sides of the connecting pipeline 2 needs to be reduced, the connecting sleeve 502 is rotated anticlockwise, the connecting sleeve 502 is moved downwards through the matching of a thread groove on the inner wall of the connecting sleeve 502 and a thread ring on the outer wall of the fixed ring 501, the connecting sleeve 502 moves downwards to drive the pressure sealing shell 503 to move downwards, the baffle 506 moves upwards in the pressure sealing shell 503, the distance between the movable partition 505 and the movable baffle 506 is shortened, the spring 504 is compressed, the elastic force of the spring 504 is increased, the pressure required by the water pressure to press the spring 504 is increased, the pressure ratio at two sides of the connecting pipeline 2 is increased, the pressure ratio is controlled, and the use is convenient and.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A self-operated pressure regulating valve comprises a protective shell (1), and is characterized in that: the inside of protecting sheathing (1) is provided with connecting tube (2), the inside of connecting tube (2) is provided with cut-off equipment (3), the left side wall fixedly connected with outlet conduit (4) of connecting tube (2), the right side wall fixedly connected with inlet pipe way (41) of connecting tube (2), the top of protecting sheathing (1) is provided with pressure regulating device (5).
2. A self-operated pressure regulator valve as defined in claim 1, wherein: cut-off equipment (3) includes connecting block (301), sealed fan (302), dwang (303), transmission ring (304), transmission tooth head (305), transmission tooth's socket (306) and drive gear (307), sealed fan (302) are connected through the outer wall rotation of bearing and connecting block (301), the one end and dwang (303) fixed connection of connecting block (301) are kept away from to sealed fan (302), dwang (303) are rotated through the outer wall of bearing and connecting tube (2) and are connected, dwang (303) run through connecting tube (2) and extend the outside of connecting tube (2), the one end fixed connection of sealed fan (302) is kept away from with dwang (303) to drive gear (307), transmission ring (304) are connected through the outer wall of bearing and connecting tube (2) and are located the position rotation on drive gear (307) right side, the outer wall at transmission ring (304) is seted up to transmission tooth head (305), the transmission gear groove (306) is formed in the left side wall of the transmission ring (304), and the transmission gear (307) is meshed with the transmission gear groove (306).
3. A self-operated pressure regulator valve as defined in claim 2, wherein: the pressure adjusting device (5) comprises a fixing ring (501), a connecting sleeve (502), a pressure sealing shell (503), a spring (504), a movable partition plate (505), a baffle (506), a transmission rod (507) and a pressure transmission pipeline (508), wherein the fixing ring (501) is fixedly connected with the top of the protective shell (1) at a position behind the fixing ring, the connecting sleeve (502) is sleeved outside the fixing ring (501) and positioned at a position above the fixing ring, the top of the connecting sleeve (502) is fixedly connected with the bottom of the pressure sealing shell (503), the movable partition plate (505) is movably sleeved inside the pressure sealing shell (503), the baffle (506) is sleeved inside the pressure sealing shell (503) and positioned above the fixing ring (501), the spring (504) is fixedly connected with the bottom of the movable partition plate (505), one end, far away from the movable partition plate (505), of the spring (504) is fixedly connected with the top of the baffle (506), the transmission rod (507) is fixedly connected with the bottom of the movable partition plate (505), one end, far away from the movable partition plate (505), of the transmission rod (507) penetrates through the baffle plate (506) to extend into the protective shell (1) and is connected with the cut-off device (3), the pressure transmission pipeline (508) is fixedly connected with the top of the pressure sealing shell (503), and one end, far away from the pressure sealing shell (503), of the pressure transmission pipeline (508) is communicated with the water inlet pipeline (41).
4. A self-operated pressure regulator valve as defined in claim 1, wherein: and the water outlet pipeline (4) and the water inlet pipeline (41) are fixedly connected with flange plates at the ends far away from the connecting pipeline (2).
5. A self-operated pressure regulator valve as defined in claim 2, wherein: the sealing fans (302) are eight in total.
6. A self-operated pressure regulator valve as defined in claim 3, wherein: the initial position of the movable partition (505) is located in close proximity to the top inner wall of the pressure-tight enclosure (503).
7. A self-operated pressure regulator valve as defined in claim 3, wherein: one side of the transmission rod (507) close to the connecting pipeline (2) is provided with a tooth groove, and the tooth groove is meshed with the transmission tooth head (305).
8. A self-operated pressure regulator valve as defined in claim 2, wherein: the two ends of the connecting block (301) are conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020289206.1U CN212203145U (en) | 2020-03-10 | 2020-03-10 | Self-operated pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020289206.1U CN212203145U (en) | 2020-03-10 | 2020-03-10 | Self-operated pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212203145U true CN212203145U (en) | 2020-12-22 |
Family
ID=73822768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020289206.1U Active CN212203145U (en) | 2020-03-10 | 2020-03-10 | Self-operated pressure regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212203145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932053A (en) * | 2021-10-08 | 2022-01-14 | 安徽农业大学 | Pressure-controllable pipeline pressure regulating device |
-
2020
- 2020-03-10 CN CN202020289206.1U patent/CN212203145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932053A (en) * | 2021-10-08 | 2022-01-14 | 安徽农业大学 | Pressure-controllable pipeline pressure regulating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212203145U (en) | Self-operated pressure regulating valve | |
| CN219263440U (en) | Pressure pipeline sealing assembly and pressure pipeline | |
| CN212745232U (en) | Corrugated pipe regulating valve | |
| CN201090821Y (en) | Articulation rotary joint | |
| CN112944998B (en) | Mobius type heat exchanger pipeline port structure | |
| CN215410476U (en) | Multi-sealing flow-regulating pressure-regulating valve | |
| CN106224569B (en) | A kind of valve easy to use | |
| CN214743526U (en) | Duplex valve structure | |
| CN215521349U (en) | Flow regulating device for steam compressor test | |
| CN212055920U (en) | Radial fuel flow adjusting device for low-nitrogen combustor | |
| CN217736471U (en) | Novel maintain relief pressure valve that makes things convenient for practicality to be strong | |
| CN110439780B (en) | Zero-leakage internal self-driven rotary piston fluid conveying device | |
| CN220320464U (en) | Butterfly valve convenient to adjust installation | |
| CN216200672U (en) | Pipeline valve with sealing baffle | |
| CN220956944U (en) | Three-way shunt regulating valve | |
| CN219866461U (en) | Back pressure valve | |
| CN212177992U (en) | Valve joint with good sealing performance | |
| CN218267282U (en) | Integrated water conservancy valve copper fitting structure | |
| CN215908483U (en) | Adjustable pressure reducing valve | |
| CN214331542U (en) | Water inlet valve control device | |
| CN219827869U (en) | Valve suitable for installation in narrow and small space | |
| CN213541448U (en) | Tension type pressure reducing valve | |
| CN216692324U (en) | Differential pressure flow control valve | |
| CN219102062U (en) | Valve electric actuator connector that sealed effect is good | |
| CN212564618U (en) | Energy-saving stop valve |
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: 20211223 Address after: 400700 No. 62-9-11-3, Zhongshan Road, Beibei District, Chongqing Patentee after: Chongqing fushite Instrument Co.,Ltd. Address before: Suzhou ruitesi Valve Co., Ltd., room 1611, building 16, No. 98, Changjiang Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Yin Wenjie |