CN109058579A - A kind of method and device for preventing cooler butterfly valve from shutting - Google Patents
A kind of method and device for preventing cooler butterfly valve from shutting Download PDFInfo
- Publication number
- CN109058579A CN109058579A CN201811085572.9A CN201811085572A CN109058579A CN 109058579 A CN109058579 A CN 109058579A CN 201811085572 A CN201811085572 A CN 201811085572A CN 109058579 A CN109058579 A CN 109058579A
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- Prior art keywords
- threaded
- valve
- shutting
- butterfly valve
- outlet
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000033228 biological regulation Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 206010021036 Hyponatraemia Diseases 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000141 poly(maleic anhydride) Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- 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
- F16K1/16—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 with pivoted closure-members
- F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
- F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/221—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means 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
- 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
- F16K1/16—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 with pivoted closure-members
- F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
- F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/224—Details of bearings for the axis of rotation
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0413—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of closure plates
-
- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
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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
- F16K49/00—Means in or on valves for heating or cooling
- F16K49/005—Circulation means for a separate heat transfer fluid
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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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Abstract
The invention discloses the method and devices that one kind can prevent cooler butterfly valve from shutting, including valve housing, the outer surface two sides of the valve housing are equipped with mounting flange, the inner wall two sides of the valve housing are equipped with cavity, air inlet connector is equipped on the upside of the outer surface both ends of the cavity, the inner surface of the air inlet connector is threaded with inlet pipe connection, the other end of the inlet pipe connection is fixedly installed with inlet manifold, the lower surface two sides of the cavity are equipped with outlet connector, the inner surface of the outlet connector is threaded with outlet connecting tube, the other end of the outlet connecting tube is fixedly connected with outlet general pipeline, the front-end surface of the outlet general pipeline is fixedly connected with regulation pipe, the method and device that can prevent cooler butterfly valve from shutting in valve housing by being arranged cavity, use can be greatly improved in this way Convenience and stability, guarantee safe and efficient property.
Description
Technical field
The present invention relates to butterfly valve technical field, specially a kind of method and device that can prevent cooler butterfly valve from shutting.
Background technique
In the use process of n butane oxidation method maleic anhydride unit, needs to connect bigbore cooler by butterfly valve and carry out
, and there are some problems in output control, for example valve uses jacket heat-preservation butterfly valve in actual use, because of cis-butenedioic anhydride characteristic,
After spare cooler butterfly valve is shut, the phenomenon that poly maleic anhydride solid is assembled at butterfly valve plate, causes valve that can not switch, influence to make
Stability, while existing butterfly valve structure is mostly directly to be installed to valve plate inside valve housing by axis, and due to axis
It is from upper end through to lower end, the length not only connecting with valve plate is larger, is unfavorable for across while also inconvenient dismounting and change valve
Plate, repair it is more troublesome, then have be exactly butterfly valve locking structure it is relatively simple, structural stability is poor, be unfavorable for keep valve rod
Stability, using effect is undesirable.
Summary of the invention
The purpose of the present invention is to provide the method and devices that one kind can prevent cooler butterfly valve from shutting, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme: a kind of method that can prevent cooler butterfly valve from shutting
And device, including valve housing, the outer surface two sides of the valve housing are equipped with mounting flange, the inner wall of the valve housing
Two sides are equipped with cavity, are equipped with air inlet connector, the inside table of the air inlet connector on the upside of the outer surface both ends of the cavity
Face is threaded with inlet pipe connection, and the other end of the inlet pipe connection is fixedly installed with inlet manifold；
The lower surface two sides of the cavity are equipped with outlet connector, and the inner surface of the outlet connector is threadedly coupled
There is outlet connecting tube, the other end of the outlet connecting tube is fixedly connected with outlet general pipeline, the front-end surface of the outlet general pipeline
It is fixedly connected with regulation pipe.
Preferably, the interior forward end of the regulation pipe is equipped with threaded interior hole, and the inner surface screw thread of the screw thread internal control connects
It is connected to connection ring, the inside both ends of the connection ring pass through threaded hole and are threaded with threaded rod.
Preferably, the rear side surface of the threaded rod is equipped with spring fixing head, and the inner surface of the spring fixing head is solid
Surely it is connected with holddown spring, the rear side surface of the holddown spring is fixedly connected with latch plate, and the other end of the latch plate is solid
Surely it is connected with adjusting sealing plate, the rear side surface for adjusting sealing plate is slidably connected at the front opening of outlet general pipeline.
Preferably, valve baffle, the outside of the valve baffle are rotatably connected at the inside center of the valve housing
The fixed adhesion in surface has refractory seals pad, and the outer surface of the refractory seals pad is slidably connected to the inside table of valve housing
Face is equipped with bar shaped slot at the inside center of the spigot baffle.
Preferably, the lower surface of the valve housing is equipped with boss, and the inside of the boss is equipped with installation groove, the peace
The inner bottom surface of dress groove is threaded with installation thread head, and the upper surface of the installation thread head is rotatably connected to rotating block,
The upper surface of the rotating block is fixedly connected with lower plugboard by connecting rod, and the outer surface of the lower plugboard is slidably connected to bar shaped and inserts
The inner surface lower end of slot.
Preferably, the upper surface of the valve housing, which is equipped with, lacks side threaded post, and the outer surface of the scarce side threaded post passes through
Positioning sets of holes slidably connect limit plate, and the outer surface of the limit plate is equipped with limiting slot, the outer surface of the scarce side threaded post
Threaded upper ends are connected with clamp nut.
Preferably, rotation axis, the outer surface of the rotation axis are rotatably connected at the inside center of the scarce side threaded post
Lower end is equipped with square pole, and the upper surface of the rotation axis is equipped with square groove, and the inner rotation of the square groove is connected with adjusting spiral shell
Nail, the lower surface for adjusting screw are rotatably connected to plate, and the outer surface of the upper plate is slidably connected to bar shaped slot
Inner surface, the upper surface of the upper plate is slidably connected to the inner surface of square pole by square tube.
Preferably, the rear side surface of the rotation axis is fixedly connected with swing handle, and the lower surface of the swing handle is logical
It crosses hinged seat and is hinged with regulation handle, the upper surface front end of the regulation handle is slidably connected to the interior of limiting slot by spacing head
The upper surface rear side of side surface, the regulation handle is fixedly installed with support spring.
Compared with prior art, the beneficial effects of the present invention are: the method and device that can prevent cooler butterfly valve from shutting
By the way that cavity is arranged in valve housing, the high-temperature gas that can be connected inside conveying pipeline heats valve, avoids material
Solidification also can improve stability in use, while installing the sealing plate of spring compression in the total tube end of outlet to avoid shutting,
While can guaranteeing stability, when being vented obstruction after carrying out pressure release, guarantee safety, then having is exactly by seperated underthrust
The upper plate positioning valve baffle that plate and screw thread are adjusted convenient for seperated dismounting and change, while having limit by what nut compressed
The limit plate of slot is limited in conjunction with spring-supported regulation handle, it is ensured that the stability after adjusting, it in this way can be significantly
The convenience used and stability are improved, guarantees safe and efficient property.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is regulation pipe schematic cross-section of the invention；
Fig. 3 is enlarged drawing at A of the invention；
Fig. 4 is whole scarce side threaded stud structure schematic diagram of the invention；
Fig. 5 is the top cross-sectional view that limit plate of the invention connects.
In figure: 1 valve housing, 11 mounting flanges, 12 cavitys, 13 air inlet connectors, 14 inlet pipe connections, 15 air inlets are total
Pipe, 16 outlet connectors, 17 outlet connecting tubes, 18 outlet general pipeline, 2 regulation pipes, 21 threaded interior holes, 22 connection rings, 23 threaded rods,
24 spring fixing heads, 25 holddown springs, 26 latch plates, 27 adjust sealing plate, 3 valve baffles, 31 refractory seals pads, 32 bar shapeds
Slot, 33 boss, 34 installation grooves, 35 installation thread heads, 36 rotating blocks, 37 connecting rods, 38 lower plugboards, 4 scarce side threaded posts, 41 are determined
Position sets of holes, 42 limit plates, 43 limiting slots, 44 clamp nuts, 45 rotation axis, 46 square poles, 47 square grooves, 48 adjust screw, 49
Upper plate, 491 square tubes, 5 swing handles, 51 hinged seats, 52 regulation handles, 53 spacing heads, 54 support springs.
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.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: the method and dress that one kind can prevent cooler butterfly valve from shutting
It sets, including valve housing 1, the outer surface two sides of valve housing 1 are equipped with mounting flange 11, are convenient for both ends connecting pipe and cooling
Device, is bolted installation, and the inner wall two sides of more convenient stabilization, valve housing 1 are equipped with cavity 12, can be passed through high temperature
Gas, and then valve housing 1 is heated, it avoids material cold cut solidification and blocking valve light barrier strip 3, guarantees the stabilization used
Property, be equipped with air inlet connector 13 on the upside of the outer surface both ends of cavity 12, the inner surface of air inlet connector 13 be threaded with into
Gas connecting tube 14, the other end of inlet pipe connection 14 are fixedly installed with inlet manifold 15, and the other end connects material delivery pipe, can be with
Hot-air inside delivery pipe is passed into inside, then can guarantee that two sides temperature is consistent to be further separated into after air inlet；
The lower surface two sides of cavity 12 are equipped with outlet connector 16, and the inner surface of outlet connector 16 is threaded with
Outlet connecting tube 17 can carry out outlet, and then cold air be discharged, while condensed water can be discharged, and guarantee heating effect, outlet
The other end of connecting tube 17 is fixedly connected with outlet general pipeline 18, and the front-end surface of outlet general pipeline 18 is fixedly connected with regulation pipe 2.
The interior forward end of regulation pipe 2 is equipped with threaded interior hole 21, and the inner surface of screw thread internal control 21 is threaded with connection ring
22, facilitate installation to position, while will not influence exhaust, the inside both ends of connection ring 22 pass through threaded hole and are threaded with screw thread
Bar 23 facilitates and adjusts deep length, and then changes the decrement of holddown spring 25, and the threshold value of adjustable air pressure inside is protected
Demonstrate,prove stability.
The rear side surface of threaded rod 23 is equipped with spring fixing head 24, and the inner surface of spring fixing head 24 is fixedly connected with pressure
Tight spring 25, the rear side surface of holddown spring 25 are fixedly connected with latch plate 26, and the other end of latch plate 26 is fixedly connected with tune
Sealing plate 27 is saved, can be compressed by holddown spring 25 adjust sealing plate 27 in this way, exhaust is avoided to reveal, and when condensation dilutional hyponatremia
When be easy to cause blocking, exhaust is uneven, and it is larger to will result in internal pressure, can open and adjust sealing plate 27 and carry out pressure release,
Guarantee security and stability, at this moment the rear side surface of adjustable sealing plate 27 is slidably connected to the front opening of outlet general pipeline 18
Place.
Valve baffle 3, the fixed adhesion of the outer surface of valve baffle 3 are rotatably connected at the inside center of valve housing 1
There is refractory seals pad 31, the inner cavity of valve housing 1 can be adjusted, belong to the prior art, do not repeated, high temperature resistant is close
The outer surface of packing 31 is slidably connected to the inner surface of valve housing 1, is equipped with bar shaped slot at the inside center of spigot baffle 3
32, section is square structure.
The lower surface of valve housing 1 is equipped with boss 33, and the inside of boss 33 is equipped with installation groove 34, installation groove 34 it is interior
Portion bottom surface is threaded with installation thread head 35, and the upper surface of installation thread head 35 is rotatably connected to rotating block 36, rotating block 36
Upper surface lower plugboard 38 is fixedly connected with by connecting rod 37, the outer surface of lower plugboard 38 is slidably connected to the interior of bar shaped slot 32
Side surface lower end, in this way can lower end support rotating to valve baffle 3, while separate structure facilitates installation to position, convenient for tearing open
Maintenance is unloaded, guarantees the convenience used.
The upper surface of valve housing 1, which is equipped with, lacks side threaded post 4, cylindricity structure type, and two side portions lack, and can mill
Processing is cut, the threaded connection of clamp nut 44 is will not influence in this way, while can rotate to avoid limit plate 42, improves the convenience of installation
Property and limit stability, lack side threaded post 4 outer surface by position sets of holes 41 slidably connect limit plate 42, limit plate 42
Outer surface be equipped with limiting slot 43, lack side threaded post 4 outer surface threaded upper ends be connected with clamp nut 44.
It lacks and is rotatably connected to rotation axis 45 at the inside center of side threaded post 4, the outer surface lower end of rotation axis 45 is equipped with side
Shape bar 46, the upper surface of rotation axis 45 are equipped with square groove 47, and the inner rotation of square groove 47, which is connected with, adjusts screw 48, Ke Yicong
Upper end connection square block navigates to inside square groove 47, avoids arbitrarily rotating, the lower surface for adjusting screw 48 is rotatably connected to
Plate 49, the outer surface of upper plate 49 are slidably connected to the inner surface of bar shaped slot 32, the upper surface side of passing through of upper plate 49
Shape cylinder 491 is slidably connected to the inner surface of square pole 46, can guarantee rotation from upper end to 31 limited support of valve baffle
Stability, while conveniently moving up and being detached from, improve the convenience of disassembly.
The rear side surface of rotation axis 45 is fixedly connected with swing handle 5, and the lower surface of swing handle 5 is cut with scissors by hinged seat 51
It is connected to regulation handle 52, can be rotated with rotation axis 45, and then be adjusted with valve baffle 3, stability and high efficiency, handle is adjusted
The upper surface front end of hand 52 is slidably connected to the inner surface of limiting slot 43 by spacing head 53, may be coupled to different positions in this way
Inside the limiting slot 43 set, and then it can be fixed on different angle, placement can be stablized after control valve baffle 3, adjust ratio
It is more stable, it is fixedly installed with support spring 54 on rear side of the upper surface of regulation handle 52, the rear end of regulation handle 52 is compressed downwards,
Guarantee the stability of positioning.
The present invention is in the specific implementation: when in use, valve housing 1 being installed to cooling by mounting flange 11 and bolt
On device, while by the outlet side of the connection materail tube of inlet manifold 15, hot-air can be passed through and heated, and outlet general pipeline 18 connects
Logical recycling bins, can heat valve housing 1 in this way, and material is avoided to solidify and blocking valve light barrier strip 3, and when use stablizes high
Effect, and when 12 internal condensation dilutional hyponatremia of cavity, it be easy to cause outlet not in time, at this moment internal pressure overcomes holddown spring 25
Pretightning force and open and adjust sealing plate 27 and carry out pressure release processing, guarantee security and stability, and when needing to adjust flow, can will adjust
The rear end 52 of section handle is rotated up, and while compressing support spring 54, can be rotated down with the spacing head 53 of front end
And it is detached from limiting slot 43, into can be rotated by swing handle 5 with rotation axis 45, and then by upper plate 49 with valve
Baffle 3 rotates, thus it is possible to vary angle carrys out the openings of sizes of 1 inner cavity of control valve shell, and then adjusts flow, more convenient steady
It is fixed, and when needing dismounting and change, valve housing is removed, east of standing adjusts screw 48, since 491 sets of square tube in square pole 46
On, upper plate 49 can not rotate, and can move up and be detached from bar shaped slot 32, and then can cancel upper end limit, by valve
It after baffle 3 is slightly tilted, can be taken out from lower plugboard 38, and then be detached from valve housing 1, more convenient stabilization greatly improves
The convenience and stability used.
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 (8)
1. the method and device that one kind can prevent cooler butterfly valve from shutting, including valve housing (1), it is characterised in that: the valve
The outer surface two sides of gate housing (1) are equipped with mounting flange (11), and the inner wall two sides of the valve housing (1) are equipped with cavity
(12), air inlet connector (13) are equipped on the upside of the outer surface both ends of the cavity (12), the inside of the air inlet connector (13)
Surface is threaded with inlet pipe connection (14), and the other end of the inlet pipe connection (14) is fixedly installed with inlet manifold
(15)；
The lower surface two sides of the cavity (12) are equipped with outlet connector (16), the inner surface of the outlet connector (16)
It is threaded with outlet connecting tube (17), the other end of the outlet connecting tube (17) is fixedly connected with outlet general pipeline (18), institute
The front-end surface for stating outlet general pipeline (18) is fixedly connected with regulation pipe (2).
2. the method and device that one kind according to claim 1 can prevent cooler butterfly valve from shutting, it is characterised in that: described
The interior forward end of regulation pipe (2) is equipped with threaded interior hole (21), and the inner surface of the screw thread internal control (21) is threaded with connection
Ring (22), the inside both ends of the connection ring (22) pass through threaded hole and are threaded with threaded rod (23).
3. the method and device that one kind according to claim 2 can prevent cooler butterfly valve from shutting, it is characterised in that: described
The rear side surface of threaded rod (23) is equipped with spring fixing head (24), and the inner surface of the spring fixing head (24) is fixedly connected with
The rear side surface of holddown spring (25), the holddown spring (25) is fixedly connected with latch plate (26), the latch plate (26)
The other end, which is fixedly connected with, adjusts sealing plate (27), and the rear side surface for adjusting sealing plate (27) is slidably connected to outlet general pipeline
(18) at front opening.
4. the method and device that one kind according to claim 1 can prevent cooler butterfly valve from shutting, it is characterised in that: described
It is rotatably connected at the inside center of valve housing (1) valve baffle (3), the outer surface of the valve baffle (3) is fixed viscous
It is connected with refractory seals pad (31), the outer surface of the refractory seals pad (31) is slidably connected to the inside of valve housing (1)
Surface is equipped with bar shaped slot (32) at the inside center of the spigot baffle (3).
5. the method and device that one kind according to claim 1 can prevent cooler butterfly valve from shutting, it is characterised in that: described
The lower surface of valve housing (1) is equipped with boss (33), and the inside of the boss (33) is equipped with installation groove (34), and the installation is recessed
The inner bottom surface of slot (34) is threaded with installation thread head (35), and the upper surface of installation thread head (35) is rotatably connected to
The upper surface of rotating block (36), the rotating block (36) is fixedly connected with lower plugboard (38), the lower plugboard by connecting rod (37)
(38) outer surface is slidably connected to the inner surface lower end of bar shaped slot (32).
6. the method and device that one kind according to claim 1 can prevent cooler butterfly valve from shutting, it is characterised in that: described
The upper surface of valve housing (1), which is equipped with, lacks side threaded post (4), and the outer surface of the scarce side threaded post (4) passes through positioning sets of holes
(41) it slidably connects limit plate (42), the outer surface of the limit plate (42) is equipped with limiting slot (43), the scarce side threaded post
(4) outer surface threaded upper ends are connected with clamp nut (44).
7. the method and device that one kind according to claim 6 can prevent cooler butterfly valve from shutting, it is characterised in that: described
It lacks and is rotatably connected to rotation axis (45) at the inside center of side threaded post (4), the outer surface lower end of the rotation axis (45) is equipped with
The upper surface of square pole (46), the rotation axis (45) is equipped with square groove (47), and the inner rotation of the square groove (47) connects
Have adjusting screw (48), the lower surface for adjusting screw (48) is rotatably connected to plate (49), the upper plate (49)
Outer surface is slidably connected to the inner surface of bar shaped slot (32), and the upper surface of the upper plate (49) passes through square tube (491)
It is slidably connected to the inner surface of square pole (46).
8. the method and device that one kind according to claim 7 can prevent cooler butterfly valve from shutting, it is characterised in that: described
The rear side surface of rotation axis (45) is fixedly connected with swing handle (5), and the lower surface of the swing handle (5) passes through hinged seat
(51) it is hinged with regulation handle (52), the upper surface front end of the regulation handle (52) is slidably connected to limit by spacing head (53)
The upper surface rear side of the inner surface of position slot (43), the regulation handle (52) is fixedly installed with support spring (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085572.9A CN109058579A (en) | 2018-09-18 | 2018-09-18 | A kind of method and device for preventing cooler butterfly valve from shutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085572.9A CN109058579A (en) | 2018-09-18 | 2018-09-18 | A kind of method and device for preventing cooler butterfly valve from shutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109058579A true CN109058579A (en) | 2018-12-21 |
Family
ID=64761937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811085572.9A Pending CN109058579A (en) | 2018-09-18 | 2018-09-18 | A kind of method and device for preventing cooler butterfly valve from shutting |
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| Country | Link |
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| CN (1) | CN109058579A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795157A (en) * | 2020-07-03 | 2020-10-20 | 东莞海特帕沃液压科技有限公司 | Scour prevention butterfly valve |
| CN113915604A (en) * | 2021-10-12 | 2022-01-11 | 安徽信息工程学院 | Debugging structure for air door baffle of boiler |
-
2018
- 2018-09-18 CN CN201811085572.9A patent/CN109058579A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795157A (en) * | 2020-07-03 | 2020-10-20 | 东莞海特帕沃液压科技有限公司 | Scour prevention butterfly valve |
| CN111795157B (en) * | 2020-07-03 | 2023-08-08 | 希佛隆阀门集团有限公司 | Scour prevention butterfly valve |
| CN113915604A (en) * | 2021-10-12 | 2022-01-11 | 安徽信息工程学院 | Debugging structure for air door baffle of boiler |
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