CN110067863A - A kind of chemical plant liquid flow regulating valve - Google Patents
A kind of chemical plant liquid flow regulating valve Download PDFInfo
- Publication number
- CN110067863A CN110067863A CN201910376580.7A CN201910376580A CN110067863A CN 110067863 A CN110067863 A CN 110067863A CN 201910376580 A CN201910376580 A CN 201910376580A CN 110067863 A CN110067863 A CN 110067863A
- Authority
- CN
- China
- Prior art keywords
- valve
- liquid flow
- chemical plant
- regulating valve
- flow regulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/54—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
-
- 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
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Details Of Valves (AREA)
Abstract
The present invention relates to regulating valve equipment technical fields, and disclose a kind of chemical plant liquid flow regulating valve, including valve body, the inside of the valve body offers entrance, outlet and core slot, the left and right sides of the core slot offers sliding slot, and the screw top of the valve body is socketed with footstock, and the internal whorl of the footstock is socketed with valve rod, the bottom of the valve rod is located at and runs through and extend to inside core slot, and the bottom of the valve rod is connected to spool by bearing movable sleeve.The chemical plant liquid flow regulating valve, pass through the mutual cooperation between valve rod, spool and compression bar, spool can control to move up and down when valve rod rotates in footstock, spool can only be moved up and down inside core slot without being able to rotate by the restriction effect of slide bar and sliding slot, so that compression bar bottom rubber mass water proof backing plate and valve seat do not generate sliding friction when contacting, to improve the service life of rubber mass water proof backing plate, and then improve the practicability of the chemical plant liquid flow regulating valve.
Description
Technical field
The present invention relates to regulating valve equipment technical field, specially a kind of chemical plant liquid flow regulating valve.
Background technique
In the automatic control of modern plant, regulating valve is played a very important role, and the production of these factories is depended on
It correctly distributes and controls in the medium flowed, these controls either exchange of energy, reduction of pressure is either simple
Container charging requires to complete using regulating valve control.
Existing regulating valve is to realize by adjusting the distance between stem bottom rubber mass water proof backing plate and valve seat to valve
The control of interior flow rate of liquid, partition pad plate will be contacted with valve seat completely when closing regulating valve plays fluid stopping work to the water body in valve
With since rubber mass water proof backing plate is moved down and is contacted with valve seat, rubber by rotation valve rod control rubber mass water proof backing plate
Colloid water proof backing plate often to form sliding friction between valve seat and damages and reduce the use year of rubber mass water proof backing plate
Limit, and when control valve rod moves downward, the displacement that valve rod moves down will be directly translated into rubber mass water proof backing plate
The deformation quantity of extruding, if being easy the power limit beyond rubber mass water proof backing plate when excessive to the displacement that valve rod is downward and making it
It is damaged, while when regulating valve internal control controlling flow amount is smaller, liquid will increase flow velocity when passing through valve seat by entrance, thus
Increase the collision of liquid and valve body, so that regulating valve generates huge noise.
Summary of the invention
The present invention provides a kind of chemical plant liquid flow regulating valve, has and rubber mass water proof backing plate is avoided to damage and reduce
The advantages of regulating valve noise, solves the problems, such as to be previously mentioned in above-mentioned background technique.
The invention provides the following technical scheme: a kind of chemical plant liquid flow regulating valve, including valve body, the valve body it is interior
Portion offers entrance, outlet and core slot, and the left and right sides of the core slot offers sliding slot, the screw top set of the valve body
It is connected to footstock, the internal whorl of the footstock is socketed with valve rod, and the bottom of the valve rod, which is located at, to be run through and extend to inside core slot,
The bottom of the valve rod is connected to spool by bearing movable sleeve, and the top of the left and right sides of the spool is fixedly installed with slide bar,
The slide bar is located at the inside of sliding slot, and the inside of the spool offers protector, and the internal activity of the protector is socketed with
Compression bar, the top of the compression bar are fixedly installed with the protection spring inside protector, the top of the protection spring and guarantor
The top of protecting groove inner cavity is fixedly connected, the valve seat being fixedly installed with immediately below core slot at the top of the outlet, the outlet
Inside be fixedly installed with the trimmer valve net on the right side of compression bar.
Preferably, the top of the entrance is connected with the left end of outlet bottom side, the left end of the outlet top side and core slot
Bottom end be connected.
Preferably, inverted draw cut is offered at the top of the spool, the inside fixing sleeve of the inverted draw cut is connected to bearing
Preferably, limited block, the size of the limited block and the inner cavity of protector have been fixedly attached at the top of the compression bar
Size is adapted.
Preferably, the shape of the compression bar is inverted T-shaped, and the bottom of compression bar is fixedly installed with rubber mass water proof backing plate.
Preferably, the bottom of the rubber mass water proof backing plate is trapezoidal, and the bottom of rubber mass water proof backing plate and valve seat
Inner cavity is adapted.
Preferably, the trimmer valve net is made of external valve circle and internal logical web plate.
The present invention have it is following the utility model has the advantages that
1, the chemical plant liquid flow regulating valve, by the mutual cooperation between valve rod, spool and compression bar, valve rod is in footstock
Can control spool to move up and down when interior rotation, spool can only be moved up and down inside core slot by the restriction effect of slide bar and sliding slot and
It is not able to rotate, so that compression bar bottom rubber mass water proof backing plate and valve seat do not generate sliding friction when contacting, to improve
The service life of rubber mass water proof backing plate, and then improve the practicability of the chemical plant liquid flow regulating valve.
2, the chemical plant liquid flow regulating valve passes through the mutual cooperation between compression bar, spool and protection spring, compression bar
It can be moved up and down in the inside of spool, protection spring provides compression bar downward pressure, and when valve rod moves downward, valve rod is downward
Mobile displacement to protection spring generate compressive deformation without be directly translated into rubber mass water proof backing plate squeeze deformation quantity,
The phenomenon that rubber mass water proof backing plate is damaged when excessive so as to avoid the downward displacement of valve rod, and then improve the chemical industry
The practicability of factory's liquid flow regulating valve.
3, the chemical plant liquid flow regulating valve, when regulating valve domestic demand control fluid flow is smaller, rubber mass partition pad
Gap between plate and valve seat can become smaller, and liquid will increase flow velocity when passing through valve seat by entrance, and trimmer valve net is by buffering liquid pair
The impact force of valve body to reduce generated noise when regulating valve work, and then improves the chemical plant fluid flow tune
Save the practicability of valve.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the structure enlargement diagram at A of the present invention;
Fig. 3 is the schematic perspective view of spool of the present invention;
Fig. 4 is the structural schematic diagram of bearing of the present invention;
Fig. 5 is the schematic perspective view of trimmer valve net of the present invention.
In figure: 1, valve body;2, footstock;3, valve rod;4, it exports;5, entrance;6, compression bar;7, spool;8, core slot;9, bearing;
10, inverted draw cut;11, slide bar;12, sliding slot;13, spring is protected;14, protector;15, trimmer valve net;16, valve seat;17, rubber mass every
Water cushion plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig. 1-5, a kind of chemical plant liquid flow regulating valve, including valve body 1, the inside of valve body 1 and offers entrance
5, outlet 4 and core slot 8, the left and right sides of core slot 8 offer sliding slot 12, the left end phase on the top and 4 bottom sides of outlet of entrance 5
The left end of connection, 4 top sides of outlet is connected with the bottom end of core slot 8, and the screw top of valve body 1 is socketed with footstock 2, footstock 2 it is interior
Portion's screw thread is socketed with valve rod 3, and the bottom of valve rod 3, which is located at, to be run through and extend to inside core slot 8, and the bottom of valve rod 3 is living by bearing 9
Dynamic to be socketed with spool 7, the top of spool 7 offers inverted draw cut 10, and the inside fixing sleeve of inverted draw cut 10 is connected to bearing 9, and bearing 9 makes valve
Core 7 need not follow shaft to rotate, spool 7 can only be moved up and down inside core slot 8 by the restriction effect of slide bar 11 and sliding slot 12 and
It is not able to rotate, so that 6 bottom rubber mass water proof backing plate 17 of compression bar does not generate sliding friction when contacting with valve seat 16, to mention
The high service life of rubber mass water proof backing plate 17, the top of the left and right sides of spool 7 are fixedly installed with slide bar 11, and slide bar 11
In the inside of sliding slot 12, the inside of spool 7 offers protector 14, and the internal activity of protector 14 is socketed with compression bar 6, compression bar 6
Top be fixedly attached limited block, the size of limited block is adapted with the inner cavity size of protector 14, and the shape of compression bar 6 is to fall
T shape, and the bottom of compression bar 6 is fixedly installed with rubber mass water proof backing plate 17, the bottom of rubber mass water proof backing plate 17 are trapezoidal, and rubber
The bottom of colloid water proof backing plate 17 is adapted with the inner cavity of valve seat 16, and the top of compression bar 6 is fixedly installed in protector 14
The protection spring 13 in portion, protection spring 13 provide compression bar 6 downward pressure, and when valve rod 3 moves downward, valve rod 3 is moved down
Displacement to protection spring 13 generate compressive deformation without be directly translated into rubber mass water proof backing plate 17 squeeze deformation quantity,
The phenomenon that rubber mass water proof backing plate 17 is damaged when excessive so as to avoid the downward displacement of valve rod 3, and then improve this
The top of the practicability of chemical plant liquid flow regulating valve, protection spring 13 is fixedly connected with the top of 14 inner cavity of protector, out
Mouthfuls 4 top is fixedly installed with the valve seat 16 immediately below core slot 8, exports 4 inside and is fixedly installed with positioned at 6 right side of compression bar
Trimmer valve net 15, trimmer valve net 15 is made of external valve circle and internal logical web plate.
Working principle when controlling fluid flow using regulating valve, can control spool 7 when rotation valve rod 3 rotates in footstock 2
It moving up and down, spool 7 can only be moved up and down without being able to rotate by the restriction effect of slide bar 11 and sliding slot 12 inside core slot 8, from
And 6 bottom rubber mass water proof backing plate 17 of compression bar is made not generate sliding friction when contacting with valve seat 16, compression bar 6 can be in spool 7
Inside move up and down, protection spring 13 downward pressure is provided compression bar 6, when valve rod 3 moves downward, valve rod 3 is moved down
Displacement to protection spring 13 generate compressive deformation without be directly translated into rubber mass water proof backing plate 17 squeeze deformation quantity,
Rubber mass water proof backing plate 17 is damaged when the displacement for avoiding valve rod 3 downward is excessive, when regulating valve domestic demand controls fluid flow
When smaller, the gap between rubber mass water proof backing plate 17 and valve seat 16 can become smaller, and liquid is by entrance 5 by will increase when valve seat 16
Buffering liquid to the impact force of valve body 1 and is reduced generated noise when the regulating valve works by flow velocity, trimmer valve net 15.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of chemical plant liquid flow regulating valve, including valve body (1), it is characterised in that: the inside of the valve body (1) offers
Entrance (5), outlet (4) and core slot (8), the left and right sides of the core slot (8) offer sliding slot (12), the valve body (1)
Screw top be socketed with footstock (2), the internal whorl of the footstock (2) is socketed with valve rod (3), the bottom of the valve rod (3)
Positioned at running through and extending to core slot (8) inside, the bottom of the valve rod (3) is connected to spool (7), institute by bearing (9) movable sleeve
The top for stating the left and right sides of spool (7) is fixedly installed with slide bar (11), and the slide bar (11) is located at the inside of sliding slot (12), institute
The inside for stating spool (7) offers protector (14), and the internal activity of the protector (14) is socketed with compression bar (6), the pressure
The top of bar (6) is fixedly installed with the protection spring (13) internal positioned at protector (14), the top of protection spring (13)
It is fixedly connected with the top of protector (14) inner cavity, is fixedly installed with immediately below core slot (8) at the top of the outlet (4)
The inside of valve seat (16), the outlet (4) is fixedly installed with the trimmer valve net (15) on the right side of compression bar (6).
2. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the top of the entrance (5)
It holds and is connected with the left end of outlet (4) bottom side, the left end of described outlet (4) top side is connected with the bottom end of core slot (8).
3. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the top of the spool (7)
Portion offers inverted draw cut (10), and the inside fixing sleeve of the inverted draw cut (10) is connected to bearing (9).
4. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the top of the compression bar (6)
Portion has been fixedly attached limited block, and the size of the limited block is adapted with the inner cavity size of protector (14).
5. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the shape of the compression bar (6)
Shape is inverted T-shaped, and the bottom of compression bar (6) is fixedly installed with rubber mass water proof backing plate (17).
6. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the rubber mass partition pad
The bottom of plate (17) is trapezoidal, and the bottom of rubber mass water proof backing plate (17) is adapted with the inner cavity of valve seat (16).
7. a kind of chemical plant liquid flow regulating valve according to claim 1, it is characterised in that: the trimmer valve net (15)
It is made of external valve circle and internal logical web plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910376580.7A CN110067863B (en) | 2019-05-03 | 2019-05-03 | Chemical plant liquid flow regulating valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910376580.7A CN110067863B (en) | 2019-05-03 | 2019-05-03 | Chemical plant liquid flow regulating valve |
Publications (2)
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CN110067863A true CN110067863A (en) | 2019-07-30 |
CN110067863B CN110067863B (en) | 2021-02-02 |
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Family Applications (1)
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CN201910376580.7A Active CN110067863B (en) | 2019-05-03 | 2019-05-03 | Chemical plant liquid flow regulating valve |
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CN (1) | CN110067863B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853262A (en) * | 2020-06-10 | 2020-10-30 | 中国石油大学(北京) | Needle valve |
CN115669845A (en) * | 2021-07-21 | 2023-02-03 | 温州市金权食品股份有限公司 | Automatic cooking equipment for processing health-preserving porridge and processing technology thereof |
CN116592148A (en) * | 2023-05-09 | 2023-08-15 | 蚌埠学院 | Liquid flow control device and control method thereof |
Citations (8)
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US140006A (en) * | 1873-06-17 | Improvement in globe-valves | ||
US1150743A (en) * | 1913-03-27 | 1915-08-17 | Luke M Johnson | Safety-valve. |
US4232695A (en) * | 1978-12-18 | 1980-11-11 | The Garrett Corporation | Fluid control valve and method |
FR2465143B1 (en) * | 1979-09-11 | 1985-09-06 | Kubovy Moshe | IMPROVEMENT IN WATER TAPS |
CN2089105U (en) * | 1991-05-16 | 1991-11-20 | 国营常熟制药机械厂 | Check valve |
CZ1147U1 (en) * | 1993-08-26 | 1993-12-03 | Fv-Plast | Valve provided with backflow preventer |
CN201166131Y (en) * | 2008-03-07 | 2008-12-17 | 东台市远洋船舶配件有限公司 | Multifunctional valve for ship |
CN206918339U (en) * | 2017-07-19 | 2018-01-23 | 武汉武船机电模块有限责任公司 | A kind of screw down nonreturn valve |
-
2019
- 2019-05-03 CN CN201910376580.7A patent/CN110067863B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US140006A (en) * | 1873-06-17 | Improvement in globe-valves | ||
US1150743A (en) * | 1913-03-27 | 1915-08-17 | Luke M Johnson | Safety-valve. |
US4232695A (en) * | 1978-12-18 | 1980-11-11 | The Garrett Corporation | Fluid control valve and method |
FR2465143B1 (en) * | 1979-09-11 | 1985-09-06 | Kubovy Moshe | IMPROVEMENT IN WATER TAPS |
CN2089105U (en) * | 1991-05-16 | 1991-11-20 | 国营常熟制药机械厂 | Check valve |
CZ1147U1 (en) * | 1993-08-26 | 1993-12-03 | Fv-Plast | Valve provided with backflow preventer |
CN201166131Y (en) * | 2008-03-07 | 2008-12-17 | 东台市远洋船舶配件有限公司 | Multifunctional valve for ship |
CN206918339U (en) * | 2017-07-19 | 2018-01-23 | 武汉武船机电模块有限责任公司 | A kind of screw down nonreturn valve |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853262A (en) * | 2020-06-10 | 2020-10-30 | 中国石油大学(北京) | Needle valve |
CN115669845A (en) * | 2021-07-21 | 2023-02-03 | 温州市金权食品股份有限公司 | Automatic cooking equipment for processing health-preserving porridge and processing technology thereof |
CN116592148A (en) * | 2023-05-09 | 2023-08-15 | 蚌埠学院 | Liquid flow control device and control method thereof |
CN116592148B (en) * | 2023-05-09 | 2024-01-09 | 蚌埠学院 | Liquid flow control device and control method thereof |
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Publication number | Publication date |
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CN110067863B (en) | 2021-02-02 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A chemical plant liquid flow control valve Effective date of registration: 20220817 Granted publication date: 20210202 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Hangzhou Fuyang sub branch Pledgor: Hangzhou Fischer Technology Co.,Ltd. Registration number: Y2022330001789 |
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