CN112049959A - Novel valve structure - Google Patents
Novel valve structure Download PDFInfo
- Publication number
- CN112049959A CN112049959A CN202010994171.6A CN202010994171A CN112049959A CN 112049959 A CN112049959 A CN 112049959A CN 202010994171 A CN202010994171 A CN 202010994171A CN 112049959 A CN112049959 A CN 112049959A
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- China
- Prior art keywords
- valve
- water
- pipe
- valve pipe
- novel
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- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 230000003139 buffering effect Effects 0.000 claims abstract 3
- 238000009413 insulation Methods 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 9
- 230000002349 favourable effect Effects 0.000 description 8
- 230000006378 damage Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- WUJISAYEUPRJOG-UHFFFAOYSA-N molybdenum vanadium Chemical compound [V].[Mo] WUJISAYEUPRJOG-UHFFFAOYSA-N 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- 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
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- 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
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Taps Or Cocks (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses a novel valve structure which comprises a valve pipe, wherein a water inlet cavity is formed in the inner side of the left part of the valve pipe, a water outlet cavity is formed in the inner side of the right part of the valve pipe, a flow slowing plate fixedly connected to the inner wall of the valve pipe is arranged in the water inlet cavity, a water filter screen is fixedly connected to the inner side of the flow slowing plate, and a thread block is fixedly connected to the outer side of the top of the valve pipe. The valve is provided with the thread block and the sealing cover, so that the rotating wheel is not exposed to the external environment, the valve is protected from being damaged easily, the service life is prolonged, the rotating wheel is easier to operate during rotation, the work of operators is facilitated, a large amount of time is saved, the cost is reduced, the flow buffering plate is arranged, the pressure of water flow on the valve is reduced, the valve is prevented from being damaged by overlarge pressure, and the water filtering net is arranged, so that the block-shaped object is prevented from colliding with the valve, and the valve is prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a novel valve structure.
Background
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 valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material.
The existing valve only has a simple flow rate adjusting function, the sealing performance of the valve is not strong, the rotating position of the valve is exposed outside, the valve is easy to rust or damage, the valve is difficult to rotate, the valve is easy to damage, great inconvenience is brought to the operation of workers, the working time is wasted, blocks are easy to appear in the pipeline, the valve pipe is easy to damage during circulation, and the service life of the valve is shortened. The installation of the miniature valve has a dilemma to ensure the sealing.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a novel valve structure. Easy to manufacture, low cost and convenient to install
In order to achieve the purpose, the invention adopts the following technical scheme: a novel valve structure comprises a valve pipe, wherein a water inlet cavity is formed in the inner side of the left part of the valve pipe, a water outlet cavity is formed in the inner side of the right part of the valve pipe, a threaded block is fixedly connected to the outer side of the top of the valve pipe, a sealing cover is movably connected to the outer side of the threaded block, a valve rod is movably connected to the middle of the valve pipe, a valve ball is connected to the lower portion of the valve rod through a coupler, a rotating wheel is fixedly connected to the upper portion of the valve rod, a mounting groove is formed in the valve pipe, a limiting block is arranged in the middle of the valve rod, a pressure reducing spring located above the limiting block is movably connected to the outer side of the valve rod, flanges or mounting threads are arranged on two sides of the valve pipe, and mounting; the water outlet cavity at the inner side of the right part of the valve pipe is provided with a column hole 1-1 which can be directly filled with a straight-through valve ball 15.
As a further description of the above technical solution: the inside of intake antrum has the unhurried current board of fixed connection at the valve pipe inner wall, the inboard fixedly connected with strainer of unhurried current board.
A lifting handle is arranged above the sealing cover, and a sealing ring is arranged at the joint of the sealing cover and the thread block.
As a further description of the above technical solution:
the sealing cover is in threaded connection with the thread block, and a heat insulation ring is arranged on the inner wall of the thread block.
As a further description of the above technical solution:
the middle of the valve ball is provided with a through hole, and the limiting block is movably connected with the mounting groove.
As a further description of the above technical solution:
the upper part of the pressure reducing spring is movably connected with the top of the mounting groove, and the bottom of the valve ball is movably connected with the bottom of the valve pipe.
As a further description of the above technical solution:
the mounting bolt is in threaded connection with the flange or the mounting threads, and a water through hole with the same diameter as the water inlet cavity and the water outlet cavity is formed in the middle of the flange or the mounting threads. The right inner side water outlet cavity (pipeline) of the valve pipe (valve seat) is provided with a column hole 1-1 which can be directly filled with a straight-through valve ball 15, the valve rod and a sealing device are inserted from the center of the valve seat, and the straight-through valve ball is connected with the valve rod through a coupling and can be driven by the valve rod to rotate, so the valve is easy to manufacture and low in cost.
The invention has the following beneficial effects:
compared with the prior art, the novel valve structure is mainly characterized in that a valve seat of a straight-through valve pipe, namely an inlet and an outlet are directly communicated with the valve seat; be equipped with thread piece and sealed lid, make the runner not expose in external environment, be favorable to protecting the valve and be difficult for receiving the harm, be favorable to increase of service life, it is easier to make the runner operate when rotating, be favorable to operating personnel's work, save a large amount of time, reduce cost is equipped with the buffer plate, be favorable to reducing the pressure that rivers brought for the valve, be favorable to preventing that pressure is too big to hurt the valve, be equipped with the water strainer, be favorable to preventing that cubic and valve from colliding, avoid the valve is injured. In particular, the structure is simple and clear, the installation is easy, the sealing can be ensured, and the difficulty of the prior art is overcome. The valve is prevented from being deformed, and the pressure reducing spring is arranged, so that the valve rod is favorably damaged when the water flow pressure is too high.
Drawings
Fig. 1 is a schematic diagram of an internal structure of a novel valve structure according to the present invention;
fig. 2 is a top view of a rotary wheel of a novel valve structure according to the present invention;
fig. 3 is a schematic structural diagram of a valve ball of a novel valve structure according to the present invention.
Illustration of the drawings:
1. a valve tube; 2. a buffer plate; 3. a water filtering net; 4. a water inlet cavity; 5. a relief spring; 6. a sealing cover; 7. a seal ring; 8. a handle; 9. a rotating wheel; 10. a thread block; 11. mounting grooves; 12. a valve stem; 13. installing a bolt; 14. flanges or mounting threads; 15. a valve ball; 16. a water outlet cavity; 17. a heat insulating ring; 18. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a novel valve structure: comprises a valve pipe 1, a water inlet cavity 4 is arranged on the inner side of the left part of the valve pipe 1, a water outlet cavity 16 is arranged on the inner side of the right part of the valve pipe 1, a slow flow plate 2 fixedly connected with the inner wall of the valve pipe 1 is arranged in the water inlet cavity 4, which is beneficial to reducing the pressure brought by water flow to the valve and preventing the valve from being damaged by overlarge pressure, a water filter net 3 is fixedly connected with the inner side of the slow flow plate 2, which is beneficial to preventing the block from colliding with the valve and avoiding the valve from being damaged, a thread block 10 is fixedly connected with the outer side of the top of the valve pipe 1, a sealing cover 6 is movably connected with the outer side of the thread block 10, so that a runner 9 is not exposed to the outside environment, which is beneficial to protecting the valve from being damaged and prolonging the service life, the runner 9 is easier to operate when rotating, which is beneficial to the work of operators, saving a large amount, the top fixedly connected with runner 9 of valve rod 12, the inside of valve pipe 1 is equipped with mounting groove 11, and the centre department of valve rod 12 is equipped with stopper 18, and the outside swing joint of valve rod 12 has the decompression spring 5 that is located stopper 18 top, and the both sides of valve pipe 1 are equipped with flange or mounting thread 14, and the inside swing joint of flange or mounting thread 14 has mounting bolt 13, makes the valve change the installation. The valve seat is also the center of the valve pipe, the column hole 1-1 (round through hole) which can be directly filled with the straight-through valve ball 15 is arranged in the water outlet cavity (pipeline) at the inner side of the right part of the valve rod, the straight-through valve ball can be directly installed to the position of the valve seat, the valve rod and the sealing device are inserted from the valve rod hole arranged in the center of the valve seat, and the straight-through valve ball is connected with the valve rod through a coupler and can be driven to rotate by the valve rod, so the valve seat is easy to manufacture and low in cost. The coupling adopts the existing motor coupling structure or adopts non-circular geometric shapes, such as rectangle, triangle and the like. The valve ball is a valve core of the ball valve, and a hole is formed in the center of the valve ball.
A handle 8 is arranged above the sealing cover 6, a sealing ring 7 is arranged at the joint of the sealing cover 6 and the thread block 10, which is beneficial to preventing moist gas or dust in the outside air from entering the sealing cover 6 and sealing the valve, the sealing cover 6 is in threaded connection with the thread block 10, a heat insulation ring 17 is arranged on the inner wall of the thread block 10, which is beneficial to preventing the moist gas or dust in the outside air from entering the sealing cover 6, the valve is prevented from being deformed, the through hole is arranged in the middle of the valve ball 15, the limiting block 18 is movably connected with the mounting groove 11, the upper part of the pressure reducing spring 5 is movably connected with the top of the mounting groove 11, when the pressure of water flow is too high, the valve rod 12 is damaged, the bottom of the valve ball 15 is movably connected with the bottom of the valve pipe 1, the mounting bolt 13 is in threaded connection with the flange or the mounting thread 14, and the middle of the flange or the mounting thread 14 is provided with a water through hole with the same diameter as the water inlet cavity 4 and the water outlet cavity 16.
The working principle is as follows: through flange or installation screw thread 14 and construction bolt 13, with valve pipe 1 installation to suitable position, when rivers got into intake antrum 4, be equipped with the buffer board 2, be favorable to reducing the pressure that rivers brought for the valve, be favorable to preventing the too big injury valve of pressure, be equipped with strainer 3, two-layer filter net, the one deck is the coarse mesh another layer and is the fine mesh, for removable structure strainer (3).
The invention is beneficial to preventing the collision of the block-shaped object and the valve and avoiding the injury of the valve, the sealing cover 6 is opened through the handle 8, the rotating wheel 9 is not exposed to the external environment through the thread block 10 and the sealing cover 6, the valve is protected from being damaged easily, the service life is prolonged, the operation of the rotating wheel 9 is easier when the rotating wheel 9 rotates, the work of operators is facilitated, a large amount of time is saved, the cost is reduced, the heat insulation ring 17 is beneficial to preventing the valve from being deformed when the external environment temperature is severe, the rotating wheel 9 is rotated so as to rotate the valve rod 12, meanwhile, the valve ball 15 is driven to be opened, water flow enters the water outlet cavity 16, after the water flow is finished, the rotating wheel 9 is rotated to close the valve ball 15 switch, the.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A novel valve structure, includes valve pipe (1), its characterized in that: the water filter is characterized in that a water inlet cavity (4) is arranged on the inner side of the left part of the valve pipe (1), a water outlet cavity (16) is arranged on the inner side of the right part of the valve pipe (1), a flow buffering plate (2) fixedly connected to the inner wall of the valve pipe (1) is arranged in the water inlet cavity (4), a water filtering net (3) is fixedly connected to the inner side of the flow buffering plate (2), a thread block (10) is fixedly connected to the outer side of the top of the valve pipe (1), a sealing cover (6) is movably connected to the outer side of the thread block (10), a valve rod (12) is movably connected to the middle of the valve pipe (1), a valve ball is connected to the lower part of the valve rod through a shaft connector, a rotating wheel is fixedly connected to the upper part of the valve rod, a mounting groove is arranged in the valve pipe, a limiting; the water outlet cavity at the inner side of the right part of the valve pipe is provided with a column hole (1-1) which can be directly filled with a straight-through valve ball (15).
2. A novel valve structure according to claim 1, characterized in that: a novel valve structure according to claim 1, characterized in that: a handle (8) is arranged above the sealing cover (6), and a sealing ring (7) is arranged at the joint of the sealing cover (6) and the thread block (10).
A novel valve structure according to claim 1, characterized in that: the sealing cover (6) is in threaded connection with the thread block (10), and a heat insulation ring (17) is arranged on the inner wall of the thread block (10).
3. A novel valve structure according to claim 1, characterized in that: the middle of the valve ball (15) is provided with a through hole, and the limiting block (18) is movably connected with the mounting groove (11).
4. A novel valve structure according to claim 1 or 2, characterized in that: the upper part of the pressure reducing spring (5) is movably connected with the top of the mounting groove (11), and the bottom of the valve ball (15) is movably connected with the bottom of the valve pipe (1).
5. A novel valve structure according to claim 1, characterized in that: the mounting bolt (13) is in threaded connection with the flange or the mounting thread (14), and a water through hole with the same diameter as the water inlet cavity (4) and the water outlet cavity (16) is formed in the middle of the flange or the mounting thread (14).
6. A novel valve structure according to claim 1 or 2, characterized in that: the water filtering net (3) is a two-layer filtering net, one layer is a coarse net, the other layer is a fine net, and the water filtering net (3) is of a detachable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010994171.6A CN112049959A (en) | 2020-09-21 | 2020-09-21 | Novel valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010994171.6A CN112049959A (en) | 2020-09-21 | 2020-09-21 | Novel valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112049959A true CN112049959A (en) | 2020-12-08 |
Family
ID=73604181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010994171.6A Pending CN112049959A (en) | 2020-09-21 | 2020-09-21 | Novel valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112049959A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140807A (en) * | 2022-06-15 | 2022-10-04 | 徐凯波 | Overflow type electrochemical water treatment equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013010544U1 (en) * | 2013-11-25 | 2014-02-20 | Simplex Armaturen & Systeme Gmbh | Absperrelnrichtung |
| CN205639683U (en) * | 2016-05-24 | 2016-10-12 | 南安市溪美绿农客家特产商行 | Conveniently change sealed ball valve of filter screen |
| CN206708410U (en) * | 2017-04-25 | 2017-12-05 | 精工阀门有限公司 | A kind of angie type needle valve |
| CN207213223U (en) * | 2017-08-21 | 2018-04-10 | 苏州金世装备制造股份有限公司 | Valve with dirt collection function |
| CN108869868A (en) * | 2018-07-04 | 2018-11-23 | 德阳市迪信佳阀门制造有限公司 | Valve buffer device |
| CN210661448U (en) * | 2019-07-30 | 2020-06-02 | 永嘉鑫汇阀门有限公司 | Rust-resistant ball valve spheroid that loses |
-
2020
- 2020-09-21 CN CN202010994171.6A patent/CN112049959A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013010544U1 (en) * | 2013-11-25 | 2014-02-20 | Simplex Armaturen & Systeme Gmbh | Absperrelnrichtung |
| CN205639683U (en) * | 2016-05-24 | 2016-10-12 | 南安市溪美绿农客家特产商行 | Conveniently change sealed ball valve of filter screen |
| CN206708410U (en) * | 2017-04-25 | 2017-12-05 | 精工阀门有限公司 | A kind of angie type needle valve |
| CN207213223U (en) * | 2017-08-21 | 2018-04-10 | 苏州金世装备制造股份有限公司 | Valve with dirt collection function |
| CN108869868A (en) * | 2018-07-04 | 2018-11-23 | 德阳市迪信佳阀门制造有限公司 | Valve buffer device |
| CN210661448U (en) * | 2019-07-30 | 2020-06-02 | 永嘉鑫汇阀门有限公司 | Rust-resistant ball valve spheroid that loses |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140807A (en) * | 2022-06-15 | 2022-10-04 | 徐凯波 | Overflow type electrochemical water treatment equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201208 |