CN107842626A - A kind of one-way anti-blockage valve - Google Patents
A kind of one-way anti-blockage valve Download PDFInfo
- Publication number
- CN107842626A CN107842626A CN201711185745.XA CN201711185745A CN107842626A CN 107842626 A CN107842626 A CN 107842626A CN 201711185745 A CN201711185745 A CN 201711185745A CN 107842626 A CN107842626 A CN 107842626A
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- Prior art keywords
- valve
- valve body
- sealing
- blockage
- seal
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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
- 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
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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
- 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
- F16K5/0457—Packings
- F16K5/0485—Spindle sealing
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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
- 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
- F16K5/04—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 cylindrical surfaces; Packings therefor
- F16K5/0492—Easy mounting or dismounting means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention provides the anti-blocking unit that the rotatory sealing set installed on the flap that control valve pocket opens and closes in a kind of one-way anti-blockage valve, including valve body, valve body, valve body and rotatory sealing put installation；Valve rod is installed on the flap, one end that the valve rod stretches out the valve body is provided with handle；The second seal that first seal of the rotatory sealing set inner surface installation is installed with the valve outer surface is brought into close contact；The anti-blocking unit is arranged on the inlet side of valve body, and anti-blocking unit includes the driver element installed in the sealing shell with rotatory sealing set connection, sealing shell and the anti-blocking piece and connecting rod installed in sealing shell.The anti-blocking unit of this anti-blockage valve of the present invention can be changed at any time, and anti-blocking unit replacement gets up also very simple；And this anti-blockage valve after intercepting or adsorbing enough tampers can also automatic detection chocking-up degree, and in advance prompt user change, it is very intelligent.
Description
Technical field
The invention belongs to valve arrangement field, more particularly, to a kind of one-way anti-blockage valve.
Background technology
Valve be in fluid system, for control the direction of fluid, pressure, flow device, be to make pipe arrangement and equipment
Interior medium (liquid, gas, powder) flowing or stopping simultaneously controlling the device of its flow；Valve or pipeline fluid delivery system
Control unit in system, there is the functions such as water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release.The valve controlled for fluid,
The various valves used into extremely complex robot control system(RCS) from simplest stop valve, its kind and specification are various, can be used for
Control all kinds fluids such as water, steam, oil product, gas, mud, various Korrosionsmediums, liquid metal and radioactive fluid
Flow on ground.
Valve blockage is one of common failure, especially in mud, paper pulp, ore pulp, caustic soda or the occasion easily carbonized
When, it is even more most common failure to block.In addition to medium does not cause stifled card totally, welding slag, iron filings in pipeline etc. will also result in stifled card, because
This, it is necessary to possess preferable choke preventing function, but to there is presently no not stifled valve, can only take one thing with another, it is anti-to improve it
Plugging function.
Valve of the prior art is in order that valve has blocking-proof result, mostly using the simple side for changing valve stream pattern
Method, but by taking single-seat valve as an example, after medium flows into valve from horizontal direction, vertically to throttle, and horizontal outflow again.As can be seen that this
The complicated stream that kind turning is turned can produce many whirlpool dead bands, and precipitable space is provided to medium, so easily stifled
Plug；Closed from sleeve and matching somebody with somebody for valve plug, gap between the two is small, and slightly sordid thing will result in blocking.See again
Old-fashioned single-seat valve and double-beat drop valve, it is exactly above the dead band of a medium precipitation at guiding of lid under it.The easily continuous heap of the thing of precipitation
Product, causes valve element down to move very difficult, valve occurs and closes the stifled card phenomenon of grade not in place.The blocking-proof result of such valve does not show
Write, and such anti-blockage valve do not have it is multi-functional and intelligent.
The valve for blocking, which is just only removed, in the prior art changes this method, wastes time and energy, and valve blocks up
Plug can only be in controlled valve, or could be found after the equipment failure being connected with valve, even if now pulling down valve
And changed, also the life-span to equipment and plant produced speed cause very detrimental effect, and worse is probably
Device damage is caused, greatly increases maintenance cost.
The content of the invention
In view of this, it is contemplated that overcoming defect present in above-mentioned prior art, a kind of one-way anti-blockage valve is proposed.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
The rotation for flap that valve pocket opens and closes is controlled in a kind of one-way anti-blockage valve, including valve body, valve body, installing on valve body is close
Big envelope and rotatory sealing put the anti-blocking unit of installation；Valve rod is installed on the flap, the valve rod stretches out the valve body
One end is provided with handle；The first seal and the second of valve outer surface installation of the rotatory sealing set inner surface installation
Seal is brought into close contact；The anti-blocking unit is arranged on the inlet side of valve body, and the anti-blocking unit includes and rotatory sealing set
The anti-blocking piece of installation in the driver element and sealing shell installed in the sealing shell and sealing shell of connection, it is described anti-
Blocking piece is connected by connecting rod with driver element.
Further, the position that valve rod stretching is corresponded on the valve body is provided with protection against leakage cover, the protection against leakage cover and institute
State and fill airtight and watertight padding between valve body.
Further, the valve rod and rotatory sealing are enclosed on is mounted on for the U-shaped close of sealing with the junction of valve body
Seal.
Further, the rotatory sealing puts the opening for stretching out anti-blocking piece, valve body, corresponding to the opening
Also there is consistent with the openings of sizes port for passing through anti-blocking piece on one seal and the second seal.
Further, the baffle plate and connecting rod that the anti-blocking unit also includes installing in the middle part of connecting rod are connected with sealing shell
Locate the O-ring seal of installation and the rubber protection pad of anti-blocking piece end installation.
Further, the anti-blocking piece is with the filter basket for intercepting fork；It is provided with anti-blocking piece single with driving by wire
The flow sensor of member connection, the wire are arranged in connecting rod.
Further, the driver element is provided with seal with sealing shell junction.
Further, the driver element includes the execution machine that control module and controls connecting rod move radially along sealing shell
Structure；The control module is connected with warning light and flow sensor；The control module includes the monolithic of processing flow information
Machine and send warning message to mobile phone SIM communication modules.
Relative to prior art, the present invention has the advantage that：
1) present invention is using intercepting plus the method for filtering prevents valve blockage, and the valve pocket of valve body is into the circle penetrated with pipeline
Shape, the appearance in whirlpool dead band and medium precipitation dead band is avoided to greatest extent；This anti-blockage valve is not only without to flowing through valve
The liquid of door adds any other material, and can carry out anti-blocking work while the material property of liquid in itself is not changed
Industry, simple in construction, volume size specification substantially always, can be widely used in existing factory and family with common valve,
Without carrying out the replacement operation of pipeline again, installation cost and set-up time are greatlyd save.
2) the anti-blocking unit of this anti-blockage valve can be changed at any time, no to take turns situation about still being closed in valve opening
Under can be transferred through rotate rotatory sealing set make valve seal, then remove anti-blocking unit and changed, the anti-blocking unit of installation is more
Change also very simple；The problem of device damage is caused due to valve blockage thus is avoided from source, to equipment
Service life is highly beneficial, while does not also interfere with plant produced speed.And this anti-blockage valve is one-way conduction structure, enters one
Step prevents tamper from depositing, and with multi-functional and intelligent；Can also be certainly after intercepting or adsorbing enough tampers
Dynamic detection chocking-up degree, and prompt user to change in advance, it is very intelligent.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the internal structure sectional view of the present invention；
Fig. 2 is the right view of invention shown in Fig. 1；
Fig. 3 is the partial enlarged drawing at A in Fig. 1；
Fig. 4 is the structure sectional view when present invention is provided with anti-blocking piece.
Description of reference numerals：
1- valve bodies；2- valve pockets；3- flaps；4- rotatory sealing sets；The anti-blocking units of 5-；6- valve rods；7- handles；8- first is sealed
Body；The seals of 9- second；10- sealing shells；The anti-blocking pieces of 11-；12- driver elements；13- protection against leakage covers；14-U type sealing rings；
15- baffle plates；16- rubber protection pads；17-O type sealing rings；18- seals；19- warning lights；20- guide rails；21- connecting rods.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of one-way anti-blockage valve, as shown in Figures 1 to 4, including the flap that control valve pocket 2 opens and closes in valve body 1, valve body 1
3rd, the rotatory sealing set 4 installed on valve body and rotatory sealing put the anti-blocking unit 5 of installation；Valve rod is installed on the flap
6, one end that the valve rod 6 stretches out the valve body 1 is provided with handle 7；The rotatory sealing covers the first seal of 4 inner surfaces installation
8 the second seals 9 installed with the outer surface of valve body 1 are brought into close contact；The anti-blocking unit 5 is arranged on the inlet one of valve body
Side, sealing shells 10 that anti-blocking unit includes being connected with rotatory sealing set 4, the driver element 12 installed in sealing shell and
The anti-blocking piece 11 and connecting rod 21 of installation, the anti-blocking piece are connected by connecting rod with driver element in sealing shell.
The rotatory sealing set can be to be threadedly coupled with the connected mode of anti-blocking unit, ensure sealing.
Above-mentioned rotatory sealing set 4 can rotate on valve body 1, and the first seal 8 and the second seal 9 are annulus knot
Structure, and the first seal is wrapped on the second smaller seal, when rotatory sealing covers and rotated, can be very good to ensure dress
Overall sealing is put, the first seal 8 and the second sealant body 9 can use the good elastomeric material of sealing effectiveness.
Above-mentioned first seal and valve body second seal not only has sealing function, moreover it is possible to plays support rotatory sealing set
Effect；It is that face contacts with face between them, is commonly called as face contact；Because rotatory sealing set needs that by rotation valve body could be realized
Sealing, the sealing effectiveness of now face contact is better than the sealing effectiveness of linear sealing, also more resistant to abrasion；And face contact compared to
Linear contact lay, supporting surface is bigger, so the first seal and the second seal could preferably play the work of support rotatory sealing set
With.
The position that the valve rod stretches out is corresponded on the valve body 1 and is provided with protection against leakage cover 13, the protection against leakage cover 13 and institute
State and fill airtight and watertight padding between valve body 1.Cavity can be formed between the protection against leakage cover 13 and the valve body 1, is filled up in cavity
Airtight and watertight padding；Now airtight and watertight padding can block connecting rod and the space of valve body junction, so as to play sealing function, airtight and watertight padding
Can be the good rubber of waterproof sealing effect.
The valve rod 6 and rotatory sealing set 4 are mounted on the U-shaped sealing ring 14 for sealing in the junction with valve body.
Because valve rod and rotatory sealing set can be rotated often, sealing can also be played well when rotating from U-shaped sealing ring 14 and is made
With；The U-shaped sealing ring of the junction of valve rod and valve body installation forms secondary seal, rotation with the airtight and watertight padding in protection against leakage cover
The U-shaped sealing ring of the junction of sealing shroud and valve body forms secondary seal, when the overall sealing effectiveness of device greatly enhance.
There is the opening for stretching out anti-blocking piece 11 on the rotatory sealing set 4, valve body 1, first is close corresponding to the opening
Also there is consistent with the openings of sizes port for passing through anti-blocking piece 11 on the envelope seal 9 of body 8 and second.
While the reason for designing above-mentioned opening and port is to ensure the sealing effectiveness of valve body and rotatory sealing set, make
Anti-blocking unit can be preferably operated；In anti-blocking cell operation, the port in opening and valve body that rotatory sealing is put
Alignment, while the port on the first seal aligns with the port on the second seal, anti-blocking piece stretches out into valve pocket starts work
Make；When anti-blocking unit is stopped, after anti-blocking piece is withdrawn, cleared up due to pull down anti-blocking unit, it is possible to rotate rotation
Sealing is set to correct position, and the port in opening and valve body that now rotatory sealing is put staggers, while on the first seal
Port also staggers with the port on the second seal, and the first seal and the second seal form sealing structure, and this is to incite somebody to action
Anti-blocking unit backs out cleaning；The anti-blocking unit being connected through a screw thread can very easily take again while sealing is ensured
Under.
The anti-blocking unit 5 covers 4 junctions with rotatory sealing and is provided with circular seal ring 51.
The anti-blocking unit 5 also includes the baffle plate 15 of installation and connecting rod 21 in the middle part of connecting rod pacifies with sealing shell junction
The O-ring seal 17 of dress and the rubber protection pad 16 of the end of anti-blocking piece 11 installation.The baffle plate 15 can remove anti-blocking list
Avoid tamper to enter the deeper inside of sealing shell when first, so facilitate the cleaning to anti-blocking unit.Rubber protection pad can be with
Anti- blocking piece damage valve pocket inwall is prevented, and then avoids the tamper caused by valve pocket inwall damages from accumulating.
The anti-blocking piece 11 is with the filter basket for intercepting fork；It is provided with what is be connected by wire with driver element on anti-blocking piece
Flow sensor, the wire are arranged in connecting rod 21.
Above-mentioned anti-blocking piece 11 can be structure shown in the anti-blocking piece in Fig. 4, or other are with the filter baskets for intercepting fork；
Filter basket can filter in the case where ensure that liquid normally circulates to liquid, prevent impurity deposition from resulting in blockage, but
Filter basket is excessively poor for the interdiction capability of linear tamper, now must just be intercepted by intercepting fork, and it is short to intercept fork
Bar structure, it is arranged on filter basket outer surface；So it can not only increase connecing for anti-blocking piece and liquid with the filter basket for intercepting fork
Contacting surface is accumulated, and effectively intercepts impurity, and is advantageous to intercept the linear tamper in liquid, such as fine rule and tiny hair, is prevented
Only linear tamper blocks valve.The filter basket can use existing cylindrical filter basket, such as female refined silk screen product to have
The filter basket that limit company produces.
If during using this anti-blockage valve connecting water pipe, also adoptable material is Cu-Ni-Zn ternary alloy three-partalloys to anti-blocking piece
Filter basket, disclosed in Harbin Institute of Technology's journal in 2009《The anti-scaling anti-corrosive erosion mechanism and experimental study of alloy material》Record
Above-mentioned material, it can effectively prevent incrustation scale from blocking valve.
The driver element 12 is provided with seal 18 with sealing shell junction, and seal 18 can use rubber material
Matter.
The driver element 5 includes the executing agency that control module and controls connecting rod 21 move radially along sealing shell 10；
The control module is connected with warning light 19 and the flow sensor for monitoring changes in flow rate in valve pocket；The control module
Including handling the single-chip microcomputer of flow information and sending warning message to the SIM communication modules of mobile phone.The executing agency can be with
Use servo electric jar.
Above-mentioned single-chip microcomputer model can use C51 series monolithics or 430 series monolithics, and function of the MCU is powerful, body
Product is small, low in energy consumption, can be very good to be arranged in driver element.
Above-mentioned SIM communication modules directly can be connected with single-chip microcomputer, be powered by single-chip microcomputer for it；SIM communication modules are used for
To user mobile phone send monitoring or warning message, no matter user which, all operating personnel can be made with finger after information is received
Show, it is very convenient.The use of single-chip microcomputer and SIM communication modules makes this anti-blockage valve realize intellectuality, can carry out in real time
Man-machine interaction, it is convenient and practical, to the damage probability accomplished real-time guard, greatly reduced equipment of the equipment of factory.
When anti-blocking unit 5 works, servo electric jar promotes connecting rod to drive anti-blocking piece to stretch into the valve pocket of valve body, and flow passes
Sensor is started working, and monitors the fluid flow information in valve body, and is timely fed back in single-chip microcomputer, is handled by single-chip microcomputer and is judged valve
Whether intracavitary there is tamper accumulation；
Prove that anti-blocking piece has intercepted or adsorbed enough tampers if there is tamper accumulation, if in the recent period now
Or else changed, tamper is possible to begin to block up valve, and now servo electric jar wouldn't drive anti-blocking piece to playback, anti-blocking
Unit then immediately passes through SIM communication modules and sends the SMS to user mobile phone, while warning light flicker alarm, reminds user to change standby
With anti-blocking unit；If user sends messaging response in time, stop sending short message, and begin through servo electric jar make it is anti-blocking
Part playbacks；If user, slowly without responding, warning light continues flicker and persistently sends SMS alarm, same time control to user
Molding block can drive servo electric jar more slowly to drive anti-blocking piece to playback by weak current, to prevent tamper from accelerating heap
Product.
Valve need not be closed when changing anti-blocking unit, ensures the sealing of valve while the normal work of valve is not influenceed
Property and security, anti-blocking unit can be rapidly performed by changing, it is also reusable after the cleaning of the anti-blocking unit that changes,
Waste is avoided, has saved use cost.
The present invention using intercepting plus the method for filtering prevents valve blockage, the valve pocket of valve body into the circle penetrated with pipeline,
The appearance in whirlpool dead band and medium precipitation dead band is avoided to greatest extent；This anti-blockage valve is not only without to flowing through valve
Liquid adds any other material, and can carry out anti-blocking operation while the material property of liquid in itself is not changed, knot
Structure is simple, and volume size specification substantially always, can be widely used in existing factory and family, without again with common valve
The replacement operation of pipeline is carried out, greatlys save installation cost and set-up time.
The anti-blocking unit of this anti-blockage valve can be changed at any time, and no wheel is in the case where valve opening is still closed
Can be transferred through rotation rotatory sealing set makes valve seal, then removes anti-blocking unit and is changed, the anti-blocking unit replacement of installation
Get up also very simple；The problem of device damage is caused due to valve blockage thus is avoided from source, equipment is made
It is highly beneficial with the life-span, while do not interfere with plant produced speed yet.
And this anti-blockage valve is one-way conduction structure, further prevents tamper from depositing, and with multi-functional and intelligence
Can property；After intercepting or adsorbing enough tampers can also automatic detection chocking-up degree, and in advance prompt user change, ten
Divide intellectuality.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
- A kind of 1. one-way anti-blockage valve, it is characterised in that：The flap opened and closed including control valve pocket (2) in valve body (1), valve body (1) (3) the anti-blocking unit (5) installed on the rotatory sealing set (4) and rotatory sealing set (4), installed on valve body (1)；The flap (3) valve rod (6) is installed, one end that the valve rod (6) stretches out the valve body (1) is provided with handle (7) on；The rotatory sealing set (4) the second seal (9) that the first seal (8) of inner surface installation is installed with the valve body (1) outer surface is brought into close contact；Institute The inlet side that anti-blocking unit (5) is arranged on valve body (1) is stated, the anti-blocking unit (5) includes what is be connected with rotatory sealing set (4) Installation is anti-in the driver element (12) and sealing shell (10) installed in sealing shell (10) and sealing shell (10) Blocking piece (11), the anti-blocking piece (11) are connected by connecting rod (21) with driver element (12).
- A kind of 2. one-way anti-blockage valve according to claim 1, it is characterised in that：Valve rod (6) is corresponded on the valve body (1) The position of stretching is provided with protection against leakage cover (13), and airtight and watertight padding is filled between the protection against leakage cover (13) and the valve body (1).
- A kind of 3. one-way anti-blockage valve according to claim 1, it is characterised in that：The valve rod (6) and rotatory sealing Set (4) is mounted on the U-shaped sealing ring (14) for sealing in the junction with valve body (1).
- A kind of 4. one-way anti-blockage valve according to claim 1, it is characterised in that：It is corresponding on the rotatory sealing set (4) The position of sealing shell (10), which is provided with, can make the opening that anti-blocking piece (11) passes through, valve body (1) corresponding to the opening, first close Corresponding be provided with is used to make the port that anti-blocking piece (11) passes through on envelope body (8) and the second seal (9).
- A kind of 5. one-way anti-blockage valve according to claim 1, it is characterised in that：The anti-blocking unit (5) also includes connecting The O-ring seal (17) of the baffle plate (15) of installation and connecting rod (21) and the installation of sealing shell (10) junction in the middle part of bar (21), And the rubber protection pad (16) of anti-blocking piece (11) end installation.
- A kind of 6. one-way anti-blockage valve according to claim 1, it is characterised in that：The anti-blocking piece (11) is that band intercepts fork Filter basket；The flow sensor being connected by wire with driver element (11) is installed on anti-blocking piece (11), the wire is set Put in connecting rod (18).
- A kind of 7. one-way anti-blockage valve according to claim 1, it is characterised in that：The driver element (12) is outer with sealing Shell (10) junction is provided with seal (18).
- A kind of 8. one-way anti-blockage valve according to claim 1, it is characterised in that：The driver element (12) includes control The executing agency that module and controls connecting rod (21) move radially along sealing shell (10)；The control module and warning light (19) with And flow sensor connection；The control module includes the single-chip microcomputer of processing flow information and sends warning message to mobile phone SIM communication modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711185745.XA CN107842626B (en) | 2017-11-23 | 2017-11-23 | One-way anti-blocking valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711185745.XA CN107842626B (en) | 2017-11-23 | 2017-11-23 | One-way anti-blocking valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107842626A true CN107842626A (en) | 2018-03-27 |
| CN107842626B CN107842626B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711185745.XA Active CN107842626B (en) | 2017-11-23 | 2017-11-23 | One-way anti-blocking valve |
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| Country | Link |
|---|---|
| CN (1) | CN107842626B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236641A (en) * | 2018-09-07 | 2019-01-18 | 曾金玉 | A kind of environment-friendly engineering sludge pump |
| CN110967923A (en) * | 2018-09-28 | 2020-04-07 | 上海微电子装备（集团）股份有限公司 | Mask plate sealing and shaping device |
| CN113340513A (en) * | 2021-07-01 | 2021-09-03 | 李述冰 | Pressure gauge |
| CN116066627A (en) * | 2023-02-01 | 2023-05-05 | 江苏明江阀业有限公司 | Bellows governing valve with prevent blockking up function |
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| CN109236641A (en) * | 2018-09-07 | 2019-01-18 | 曾金玉 | A kind of environment-friendly engineering sludge pump |
| CN110967923A (en) * | 2018-09-28 | 2020-04-07 | 上海微电子装备（集团）股份有限公司 | Mask plate sealing and shaping device |
| CN110967923B (en) * | 2018-09-28 | 2021-06-08 | 上海微电子装备（集团）股份有限公司 | Mask plate sealing and shaping device |
| CN113340513A (en) * | 2021-07-01 | 2021-09-03 | 李述冰 | Pressure gauge |
| CN116066627A (en) * | 2023-02-01 | 2023-05-05 | 江苏明江阀业有限公司 | Bellows governing valve with prevent blockking up function |
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Address after: 301802 No. 3 Road, nine yuan industrial park, Da Bai street, Baodi District, Tianjin Applicant after: TIANJIN KRS VALVE Co.,Ltd. Address before: 301802 No. three road, nine yuan industrial park, Baodi District, Tianjin. Applicant before: TIANJIN K.R.S VALVE Co.,Ltd. |
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