CN112833204A - Valve capable of quantitatively regulating fluid flow - Google Patents
Valve capable of quantitatively regulating fluid flow Download PDFInfo
- Publication number
- CN112833204A CN112833204A CN202110021910.8A CN202110021910A CN112833204A CN 112833204 A CN112833204 A CN 112833204A CN 202110021910 A CN202110021910 A CN 202110021910A CN 112833204 A CN112833204 A CN 112833204A
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- groove
- block
- fixed
- valve
- adjusting
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
- F16K3/08—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres
- F16K3/085—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres the axis of supply passage and the axis of discharge passage being coaxial and parallel to the axis of rotation of the plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
- F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/02—Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a pushing or pulling action
- F16K35/022—Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a pushing or pulling action the locking mechanism being actuated by a separate actuating element
- F16K35/025—Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a pushing or pulling action the locking mechanism being actuated by a separate actuating element said actuating element being operated manually (e.g. a push-button located in the valve actuator)
Abstract
The invention relates to the technical field of valves, in particular to a valve capable of quantitatively adjusting fluid flow. When the flow needs to be increased, the rotating plate is rotated, so that the rotating block drives the adjusting disc to rotate, after the adjusting disc rotates, the second quantitative groove does not coincide with the water passing groove along with the rotation, and the first quantitative groove coincides with the water passing groove, so that the flow in the valve body is increased. Through fixed knot structure, can be fixed with the adjustment disk for the condition that the adjustment disk was strikeed by fluid and is produced the removal can not appear when the fluid flows, avoids the adjustment disk to remove when the flow is too big, makes fluid flow can not change. The valve body is composed of a manual pure mechanical structure, electric power is not needed, electric shock accidents in flow regulation are avoided, workers are prevented from being injured due to electric shock, life safety of the workers is protected, and fire safety of the valve body is enhanced.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a valve capable of quantitatively adjusting fluid flow.
Background
Valves are accessories for pipes used to open and close the pipe, control flow direction, regulate and control parameters of the transport medium. According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
The current valve can not quantitatively adjust the flow inside, can only adjust through the self experience of staff, and the staff adjusts by experience and is inaccurate many times to a lot of insides of current valve all are provided with electronic helping hand structure, and electric helping hand structure appears the electric leakage very easily under long-term ageing, causes the emergence of electric shock accident.
To this end, the present invention proposes a valve capable of quantitatively regulating the flow of a fluid, which is used to solve the above problems.
Disclosure of Invention
The present invention is directed to a valve capable of quantitatively adjusting the flow of a fluid, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the valve capable of quantitatively adjusting the fluid flow comprises a valve body, wherein a water running cavity is arranged inside the valve, a fixed disc is arranged in the middle of the inner part of the water running cavity, a water running groove is formed in the fixed disc, an adjusting disc is arranged in the middle of the inner part of the water running cavity, a central shaft is arranged in the middle of the adjusting disc, a first quantitative groove is formed in the adjusting disc, a second quantitative groove is formed in the adjusting disc, a fixed column is fixedly connected to the outer side of the adjusting disc, a fixed groove is formed in the upper end of the fixed column, a fixed structure is arranged in the bottom end of the valve, an adjusting block is fixedly connected to the upper end of the valve, an adjusting cavity is arranged in the adjusting block, a transmission rod is arranged in the middle of the adjusting cavity, a rotating plate is fixedly connected to.
Preferably, the fixed disk outside fixed connection valve body, the fixed disk is inside to be the annular equidistance and is provided with three water tanks, and three water tanks all are greater than first ration groove and second ration groove, fixed connection center pin in the middle of the fixed disk left side.
Preferably, fixed knot constructs including fixed chamber, a spring, move the piece, move the groove, the fixed block, the ejector pad, the ejector pin, press the piece, fixed chamber is located the valve body bottom, fixed intracavity portion is provided with the spring, spring left side fixed connection valve body, spring right side fixed connection moves the piece, it moves the groove to be provided with in the middle of the piece bottom to move, it sets up to the inclined plane to move the groove left side, it is provided with the ejector pad to hold grass bottom under the arms, the groove left side inclined plane is hugged closely in ejector pad upper end left side, ejector pad bottom fixed connection ejector pin, the ejector pin runs through the valve body and extends to the outside, ejector pin bottom fixed connection presses the piece, move a right side.
Preferably, the adjustment disk outside is annular equidistance and is provided with the fixed column, and inside the fixed column ran through the chamber of walking and extended to the valve body, every fixed column inside all was provided with the fixed slot, and first ration groove and second ration groove all use the center pin to be annular equidistance as the center and are provided with threely, and first ration groove all is less than second ration groove.
Preferably, the valve body upper end corresponds the regulating block and is provided with the notch, and the notch links to each other with the regulation chamber, changes the board and is located the notch and does not, changes the board outside and is annular equidistance and sets up the turning block, turning block left side swing joint fixed column, and the regulating block corresponds the limiting plate and is provided with the restriction groove, and the limiting plate outside is located the inside restriction inslot of regulating block, and the regulating block is run through and extends to the outside to the transfer line upper end.
Compared with the prior art, the invention has the beneficial effects that:
1. when the flow needs to be increased, the rotating plate is rotated, so that the rotating block drives the adjusting disc to rotate, after the adjusting disc rotates, the second quantitative groove does not coincide with the water passing groove along with the rotation, and the first quantitative groove coincides with the water passing groove, so that the flow in the valve body is increased.
2. Through fixed knot structure, can be fixed with the adjustment disk for the condition that the adjustment disk was strikeed by fluid and is produced the removal can not appear when the fluid flows, avoids the adjustment disk to remove when the flow is too big, makes fluid flow can not change.
3. The valve body is composed of a manual pure mechanical structure, electric power is not needed, electric shock accidents in flow regulation are avoided, workers are prevented from being injured due to electric shock, life safety of the workers is protected, and fire safety of the valve body is enhanced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a fastening structure of the present invention;
FIG. 4 is a schematic structural view of a fixing plate according to the present invention;
FIG. 5 is a schematic view of the structure of the adjusting plate of the present invention;
FIG. 6 is a schematic view of a rotating plate according to the present invention.
In the figure: the water-saving valve comprises a valve body 1, a water running cavity 2, a fixed structure 3, a fixed disc 4, a central shaft 5, an adjusting disc 6, a first quantitative groove 7, a second quantitative groove 8, a fixed column 9, a fixed groove 10, an adjusting block 11, an adjusting cavity 12, a rotating plate 13, a rotating block 14, a transmission rod 15, a limiting plate 16, a rotating plate 17, a water running groove 18, a fixed cavity 31, a spring 32, a moving block 33, a moving groove 34, a fixed block 35, a pushing block 36, a push rod 37 and a pressing block 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: a valve capable of quantitatively adjusting fluid flow comprises a valve body 1, a water flowing cavity 2 is arranged in the valve 1, a fixed disc 4 is arranged in the middle of the water flowing cavity 2, a water flowing groove 18 is arranged in the fixed disc 4, an adjusting disc 6 is arranged in the middle of the water flowing cavity 2, a central shaft 5 is arranged in the middle of the adjusting disc 6, a first quantitative groove 7 is arranged in the adjusting disc 6, a second quantitative groove 8 is arranged in the adjusting disc 6, a fixed column 9 is fixedly connected to the outer side of the adjusting disc 6, a fixed groove 10 is arranged in the upper end of the fixed column 9, a fixed structure 3 is arranged in the bottom end of the valve 1, an adjusting block 11 is fixedly connected to the upper end of the valve 1, an adjusting cavity 12 is arranged in the adjusting block 11, a transmission rod 15 is arranged in the middle of the adjusting cavity 12, a rotating plate 13 is fixedly connected to the bottom of the transmission, the upper end of the transmission rod 15 is fixedly connected with a rotating plate 17.
The outer side of the fixed disc 4 is fixedly connected with the valve body 1, three water passing grooves 18 are arranged in the fixed disc 4 in an annular equidistant mode, the three water passing grooves 18 are larger than the first quantitative groove 7 and the second quantitative groove 8, the middle of the left side of the fixed disc 4 is fixedly connected with the central shaft 5, and the water passing grooves 18 are matched with the first quantitative groove 7 and the second quantitative groove 8 to adjust the flow of the fluid inside.
The fixed structure 3 comprises a fixed cavity 31, a spring 32, a moving block 33, a moving groove 34, a fixed block 35, a pushing block 36, a pushing rod 37 and a pressing block 38, the fixed cavity 31 is positioned at the bottom of the valve body 1, the spring 32 is arranged in the fixed cavity 31, the left side of the spring 32 is fixedly connected with the valve body 1, the right side of the spring 32 is fixedly connected with the moving block 33, the moving groove 34 is arranged in the middle of the bottom of the moving block 33, the left side of the moving groove 34 is arranged to be an inclined plane, the bottom of the grass clamping 34 is provided with the pushing block 36, the left side of the upper end of the pushing block 36 is tightly attached to the inclined plane at the left side of the moving groove 34, the bottom of the pushing block 36 is fixedly connected with the pushing rod 37, the pushing rod 37 penetrates through the valve body 1 and extends to the, so that the adjusting disk 6 can not move and the flow of the fluid flowing out of the valve body 1 is ensured to be consistent.
The 6 outsides of adjustment disk are annular equidistance and are provided with fixed column 9, and fixed column 9 runs through and walks water chamber 2 and extend to valve body 1 inside, and every fixed column 9 is inside all to be provided with fixed slot 10, and first ration groove 7 and second ration groove 8 all use center pin 5 to be annular equidistance as the center and be provided with threely, and first ration groove 7 all is less than second ration groove 8, and adjustment disk 6 can be adjusted the fluid flow through first ration groove 7 and second ration groove 8 to valve body 1 inside.
The adjusting block 11 that corresponds in 1 upper end of valve body is provided with the notch, the notch links to each other with regulation chamber 12, it does not be located the notch to change board 13, it sets up turning block 14 to change the board 13 outside to be annular equidistance, 14 left side swing joint fixed columns 9 of turning block, adjusting block 11 corresponds limiting plate 16 and is provided with the restriction groove, limiting plate 16 outside is located the inside restriction inslot of adjusting block 11, adjusting block 11 is run through and extend to the outside to transfer line 15 upper end, it can adjust adjusting disk 6 through turning block 14 to change board 13, make the quantitative adjustment of inside fluid flow.
The working principle is as follows:
when the fluid flow in the valve body 1 needs to be adjusted, firstly, the pressing block 38 is pressed upwards, the pressing block 38 pushes the ejector rod 37 to move upwards, the ejector rod 37 pushes the push block 36 to move upwards, the push block 36 pushes the moving block 33 to move towards the left side through friction with the left side inclined surface of the moving groove 34, the moving block 33 drives the fixed block 35 to move towards the left side, the fixed block 35 leaves the fixed groove 10, the rotating plate 17 rotates clockwise, the rotating plate 17 drives the transmission rod 15 to rotate, the transmission rod 15 drives the bottom rotating plate 13 to rotate, the rotating plate 13 drives the outer rotating block 14 to rotate, the rotating block 14 rotates to push the fixed column 9 to rotate by taking the central shaft 5 as the center, the fixed column 9 rotates to drive the adjusting disc 6 to rotate, the adjusting disc 6 rotates to drive the first quantitative groove 7 and the second quantitative groove 8 in the valve body to rotate, the second quantitative groove 8 is not overlapped with the water trough 18, and the first quantitative groove 7 and the.
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 (5)
1. Valve for the quantitative regulation of the flow of a fluid, comprising a valve body (1), characterized in that: a water running cavity (2) is arranged in the valve (1), a fixed disc (4) is arranged in the middle of the water running cavity (2), a water running groove (18) is arranged in the fixed disc (4), an adjusting disc (6) is arranged in the middle of the water running cavity (2), a central shaft (5) is arranged in the middle of the adjusting disc (6), a first quantifying groove (7) is arranged in the adjusting disc (6), a second quantifying groove (8) is arranged in the adjusting disc (6), a fixed column (9) is fixedly connected to the outer side of the adjusting disc (6), a fixed groove (10) is arranged in the upper end of the fixed column (9), a fixed structure (3) is arranged in the bottom end of the valve (1), an adjusting block (11) is fixedly connected to the upper end of the valve (1), an adjusting cavity (12) is arranged in the adjusting block (11), a transmission rod (15) is arranged in the middle of the adjusting cavity (12, the outer side of the rotating plate (13) is fixedly connected with a rotating block (14), the outer side of the middle of the transmission rod (15) is fixedly connected with a limiting plate (16), and the upper end of the transmission rod (15) is fixedly connected with a rotating plate (17).
2. A valve for quantitatively regulating the flow of a fluid according to claim 1, wherein: the fixed disk (4) outside fixed connection valve body (1), fixed disk (4) are inside to be the annular equidistance and to be provided with three trough (18), and three trough (18) all are greater than first ration groove (7) and second ration groove (8), fixed disk (4) left side middle fixed connection center pin (5).
3. A valve for quantitatively regulating the flow of a fluid according to claim 1, wherein: the fixed structure (3) comprises a fixed cavity (31), a spring (32), a moving block (33), a moving groove (34), a fixed block (35), a pushing block (36), an ejector rod (37) and a pressing block (38), the fixed cavity (31) is positioned at the bottom of the valve body (1), the spring (32) is arranged inside the fixed cavity (31), the left side of the spring (32) is fixedly connected with the valve body (1), the right side of the spring (32) is fixedly connected with the moving block (33), the moving groove (34) is arranged in the middle of the bottom of the moving block (33), the left side of the moving groove (34) is arranged to be an inclined plane, the pushing block (36) is arranged at the bottom of the clamping grass (34), the left inclined plane of the moving groove (34) is tightly attached to the left side of the upper end of the pushing block (36), the ejector rod (37) is fixedly connected to the bottom of the pushing block (36), the ejector rod (37) penetrates through the valve body (1, the right side of the fixing block (35) is positioned in the fixing groove (10).
4. A valve for quantitatively regulating the flow of a fluid according to claim 1, wherein: the outer side of the adjusting plate (6) is provided with fixing columns (9) in an annular equal distance mode, the fixing columns (9) penetrate through the water running cavity (2) and extend to the valve body (1), a fixing groove (10) is formed in each fixing column (9), the first quantifying groove (7) and the second quantifying groove (8) are three in an annular equal distance mode by taking the center shaft (5) as the center, and the first quantifying groove (7) is smaller than the second quantifying groove (8).
5. A valve for quantitatively regulating the flow of a fluid according to claim 1, wherein: the valve body (1) upper end corresponds regulating block (11) and is provided with the notch, the notch links to each other with regulation chamber (12), it does not be located the notch in commentaries on classics board (13), it sets up turning block (14) to change board (13) outside to be annular equidistance, turning block (14) left side swing joint fixed column (9), regulating block (11) correspond limiting plate (16) and are provided with the restriction groove, limiting plate (16) outside is located regulating block (11) inside restriction inslot, transfer line (15) upper end runs through regulating block (11) and extends to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110021910.8A CN112833204B (en) | 2021-01-08 | 2021-01-08 | Valve capable of quantitatively regulating fluid flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110021910.8A CN112833204B (en) | 2021-01-08 | 2021-01-08 | Valve capable of quantitatively regulating fluid flow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112833204A true CN112833204A (en) | 2021-05-25 |
| CN112833204B CN112833204B (en) | 2022-10-21 |
Family
ID=75928337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110021910.8A Active CN112833204B (en) | 2021-01-08 | 2021-01-08 | Valve capable of quantitatively regulating fluid flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112833204B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586748A (en) * | 2021-06-17 | 2021-11-02 | 扬中市第一蝶阀厂有限公司 | Valve capable of quantitatively adjusting fluid flow and adjusting method thereof |
| CN117741085A (en) * | 2024-02-17 | 2024-03-22 | 浙江信捷检测技术有限公司 | Water quality detection device and detection method |
| CN117741085B (en) * | 2024-02-17 | 2024-05-03 | 浙江信捷检测技术有限公司 | Water quality detection device and detection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089705A (en) * | 1992-10-09 | 1994-07-20 | 日本贝雷株式会社 | High-differential-pressure regulating valve |
| CN202531877U (en) * | 2012-04-01 | 2012-11-14 | 常熟市虞华真空设备科技有限公司 | Guide valve for vacuum system |
| CN103206546A (en) * | 2013-04-10 | 2013-07-17 | 南通红星高压阀门有限公司 | Isolating type adjusting valve |
| CN108036069A (en) * | 2018-01-03 | 2018-05-15 | 陈忠义 | Rotation gate |
| US20180372235A1 (en) * | 2017-06-27 | 2018-12-27 | Hayward Industries, Inc. | Multi-Position Valve |
| CN208331286U (en) * | 2018-04-13 | 2019-01-04 | 江苏亿德隆石油机械有限公司 | Adjustable throttling free of demolition |
-
2021
- 2021-01-08 CN CN202110021910.8A patent/CN112833204B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089705A (en) * | 1992-10-09 | 1994-07-20 | 日本贝雷株式会社 | High-differential-pressure regulating valve |
| CN202531877U (en) * | 2012-04-01 | 2012-11-14 | 常熟市虞华真空设备科技有限公司 | Guide valve for vacuum system |
| CN103206546A (en) * | 2013-04-10 | 2013-07-17 | 南通红星高压阀门有限公司 | Isolating type adjusting valve |
| US20180372235A1 (en) * | 2017-06-27 | 2018-12-27 | Hayward Industries, Inc. | Multi-Position Valve |
| CN108036069A (en) * | 2018-01-03 | 2018-05-15 | 陈忠义 | Rotation gate |
| CN208331286U (en) * | 2018-04-13 | 2019-01-04 | 江苏亿德隆石油机械有限公司 | Adjustable throttling free of demolition |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586748A (en) * | 2021-06-17 | 2021-11-02 | 扬中市第一蝶阀厂有限公司 | Valve capable of quantitatively adjusting fluid flow and adjusting method thereof |
| CN113586748B (en) * | 2021-06-17 | 2023-04-18 | 扬中市第一蝶阀厂有限公司 | Valve capable of quantitatively adjusting fluid flow and adjusting method thereof |
| CN117741085A (en) * | 2024-02-17 | 2024-03-22 | 浙江信捷检测技术有限公司 | Water quality detection device and detection method |
| CN117741085B (en) * | 2024-02-17 | 2024-05-03 | 浙江信捷检测技术有限公司 | Water quality detection device and detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112833204B (en) | 2022-10-21 |
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