CN209438830U - A kind of flutter valve - Google Patents
A kind of flutter valve Download PDFInfo
- Publication number
- CN209438830U CN209438830U CN201822255785.3U CN201822255785U CN209438830U CN 209438830 U CN209438830 U CN 209438830U CN 201822255785 U CN201822255785 U CN 201822255785U CN 209438830 U CN209438830 U CN 209438830U
- Authority
- CN
- China
- Prior art keywords
- valve
- flutter
- dipleg
- plate
- bottom end
- 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.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 claims abstract description 17
- 239000000956 alloy Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 239000011241 protective layer Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 8
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Cyclones (AREA)
Abstract
The utility model belongs to flutter valve technical field, in particular a kind of flutter valve, including valve casing, the bottom end of the valve casing is fixedly mounted and is provided with reclaiming plate, and the inside of the valve casing, which is fixed, is provided with dipleg, and the left side top of the dipleg is provided with davit, the left side of the dipleg is fixed by davit is provided with valve plate, the top of the valve plate is provided with suspension hook, is fixed between the suspension hook and the davit by hanging ring, and the left side bottom end of the dipleg offers inner member discharge gate；Certain thickness Wear-resistant Co-base alloy is sprayed by the sealing surface in flutter valve valve body and valve plate, has the characteristics that good wearability using cobalt-base alloys, enhance the wear-resistant strength of flutter valve, make flutter valve that there is good wearability, extend the service life of flutter valve, avoids generating abrasion because of valve plate, flutter valve is caused to occur using failure, by enhancing the wearability of valve plate, keeps the work of cyclone separator more stable, enhance stability in use and production efficiency.
Description
Technical field
The utility model belongs to flutter valve technical field, and in particular to a kind of flutter valve.
Background technique
Cyclone separator is a kind of important gas-solid separation equipment, and cyclone dip-leg lower part outlet is typically provided with the wing
Valve, effect is the concentration and reserve for stablizing catalyst in dipleg, inside balance dipleg between the discharge space of flutter valve outside
Negative Pressure Difference has the function of unidirectional discharge and gas anti-channeling is avoided to enter dipleg, to guarantee the normal operating of cyclone separator, the wing
The performance of valve directly influences the operation conditions of cyclone separator, to around cyclone separator flutter valve flow field analysis shows, the wing
The abrasion in valve valve plate palette face is caused by carrying catalyst granules as air-flow, to belong to Dual-Phrase Distribution of Gas olid erosive wear, is led to
Pressure in normal cyclone dip-leg is lower than the pressure in external discharge space, this pressure needs certain high by accumulating in dipleg
It spends with the Negative Pressure Difference of certain density catalyst material column formation and balances, when cyclone dip-leg flutter valve is in the dilute of fluidized bed
There are a large amount of sus-pended catalyst particles when phase region, outside flutter valve, catalyst granules mass flowrate compares in dipleg discharging process
Low, after flutter valve valve plate is pushed open by the catalyst accumulated in dipleg, flutter valve valve plate lower opening portion is in semicanal blowdown stream and does well.
Existing technology has the following problems:
1, in the use process of flutter valve, when the catalyst granules mass flowrate in flutter valve is lower, valve plate and valve port are not
Effective material envelope height can be set up, the gas outside valve can enter dipleg from the surrounding gap that flutter valve is open, and it is anti-to form gas
It alters, the valve plate peripheral region of flutter valve is caused to wear, reduce the service life of flutter valve, and reduce the service efficiency and production effect of equipment
Rate；
2, the abrasion due to catalyst to flutter valve valve plate is formed about the groove of erosion in valve plate palette face, even
Valve plate is ground into perforation thoroughly, seriously affects the normal operating of cyclone separator.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of flutter valve, has structure simple
Rationally, using safety and stability, the characteristics of long service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of flutter valve, including valve casing, the valve casing
Bottom end be fixedly mounted and be provided with reclaiming plate, the inside of the valve casing, which is fixed, is provided with dipleg, the left side of dipleg top
End is provided with davit, and the left side of the dipleg is fixed by davit is provided with valve plate, and the top of the valve plate, which is provided with, hangs
Hook is fixed between the suspension hook and the davit by hanging ring, and the left side bottom end of the dipleg offers inner member discharge
Mouthful, the left side bottom end of the reclaiming plate offers valve body discharge gate, and the bottom end of the dipleg, which is fixedly connected, is provided with valve body, described
Sealing contact surface between valve plate and the valve body is provided with protective layer, and the protective layer is adhesively fixed with the valve plate, described
The inside that the bottom end of valve body is located at the valve casing, which is fixedly mounted, is provided with inner member.
Preferably, the protective layer is cobalt-base alloys material, and the protective layer sprays with a thickness of one millimeter.
Preferably, the hanging ring is stainless steel metal alloy material, and the hanging ring is annular structure.
Preferably, the inside middle position of the suspension hook offers lifting hole(eyelet), and the quantity of the lifting hole(eyelet) is two, two institutes
The two sides for being respectively symmetrically distributed in the suspension hook of lifting hole(eyelet) are stated, the inside middle position of the davit offers and the suspension hook
On the round slot that matches of the lifting hole(eyelet), cross section of the diameter of the lifting hole(eyelet) and the round slot with the hanging ring
Product is equal.
Preferably, the cross-sectional area of the valve plate is greater than the cross-sectional area of the dipleg bottom end.
Preferably, several first slots are offered on the reclaiming plate, several first slots are evenly distributed on described
On reclaiming plate, and the diameter of several the first slots is equal.
Compared with prior art, the utility model has the beneficial effects that
1, this kind of flutter valve sprays certain thickness Wear-resistant Co-base alloy, benefit by the sealing surface in flutter valve valve body and valve plate
Have the characteristics that good wearability with cobalt-base alloys, enhance the wear-resistant strength of flutter valve, makes flutter valve that there is good wearability, prolong
The service life of long flutter valve avoids generating abrasion because of valve plate, flutter valve is caused to occur using failure.
2, this kind of flutter valve enhances the wearability of the sealing surface contacted between valve plate and valve body by spraying protective layer, from
And the wearability of valve plate is enhanced, keep the work of cyclone separator more stable, enhances the stability in use of flutter valve.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view the schematic diagram of the section structure in the utility model；
Fig. 3 is the dipleg overlooking structure diagram in the utility model；
Fig. 4 is the dipleg positive structure diagram in the utility model；
Fig. 5 is the valve plate positive structure diagram in the utility model；
Fig. 6 is the valve plate left view structural representation in the utility model；
In figure: 1, valve casing；2, reclaiming plate；3, dipleg；4, davit；5, hanging ring；6, valve plate；7, suspension hook；8, inner member；9, interior
Component discharge gate；10, valve body discharge gate；11, lifting hole(eyelet)；12, protective layer；13, valve body.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately
There is clearly specific restriction.
Embodiment 1
Fig. 1-6 is please referred to, the utility model is the following technical schemes are provided: a kind of flutter valve, including valve casing 1, the bottom end of valve casing 1
Fixed installation is provided with reclaiming plate 2, and the inside of valve casing 1, which is fixed, is provided with dipleg 3, and the left side top of dipleg 3, which is provided with, hangs
Column 4, the left side of dipleg 3 are fixed by davit 4 and are provided with valve plate 6, and the top of valve plate 6 is provided with suspension hook 7, suspension hook 7 with hang
It is fixed between column 4 by hanging ring 5, the left side bottom end of dipleg 3 offers inner member discharge gate 9, the left side bottom end of reclaiming plate 2
Valve body discharge gate 10 is offered, the bottom end of dipleg 3, which is fixedly connected, is provided with valve body 13, and the sealing between valve plate 6 and valve body 13 connects
Contacting surface is provided with protective layer 12, and protective layer 12 is adhesively fixed with valve plate 6, and the bottom end of valve body 13 is located at the fixed peace in inside of valve casing 1
Installing is equipped with inner member 8.
In the present embodiment: the sealing contact surface between valve plate 6 and valve body 13 is provided with protective layer 12, by flutter valve valve
The sealing surface of body 13 and valve plate 6 sprays certain thickness protective layer 12, and protective layer 12 uses Wear-resistant Co-base alloy material, utilizes cobalt
Based alloy has the characteristics that good wearability, enhances the wear-resistant strength of valve plate 6, and valve plate 6 is made to have good wearability, extends
The service life of flutter valve avoids the abrasion generated by valve plate 6, and flutter valve is caused to occur using failure.
Specifically, protective layer 12 is cobalt-base alloys material, protective layer 12 is sprayed with a thickness of one millimeter；Cobalt-base alloys has
The characteristics of good wearability, enhances the wear-resistant strength of valve plate 6, and valve plate 6 is made to have good wearability.
Specifically, hanging ring 5 is stainless steel metal alloy material, hanging ring 5 is annular structure；Stainless steel metal alloy material
With good hardness, anti-corrosion and corrosion resistance, use is more stable, and the service life is long, and annular structure has good flexible
Property, convenient for the rotation disassembly and adjusting of valve plate 6.
Specifically, the inside middle position of suspension hook 7 offers lifting hole(eyelet) 11, the quantity of lifting hole(eyelet) 11 is two, two lifting hole(eyelet)s
11 two sides for being respectively symmetrically distributed in suspension hook 7, the inside middle position of davit 4 offer and 11 phase of lifting hole(eyelet) on suspension hook 7
The diameter of matched circle slot, lifting hole(eyelet) 11 and round slot is equal with the cross-sectional area of hanging ring 5；Make valve plate 6 and dipleg 3 it
Between be connected and fixed more stable, and be easily installed disassembly, be conducive to later maintenance and management.
Specifically, the cross-sectional area of valve plate 6 is greater than the cross-sectional area of 3 bottom end of dipleg；Make valve plate 6 and 13 contact surface of valve body it
Between leakproofness it is good.
Specifically, offering several the first slots on reclaiming plate 2, several first slots are evenly distributed on reclaiming plate 2
On, and the diameter of several the first slots is equal；The discharging later period is avoided, material discharge rate is less, when flow velocity is smaller, there is material
Grain is deposited on reclaiming plate 2, enhances the discharging stability and integrality of flutter valve.
The working principle and process for using of the utility model: being put into job site for flutter valve, is installed to using in equipment,
In the use process of flutter valve, by spraying certain thickness protective layer 12, protective layer in the sealing surface of flutter valve valve body 13 and valve plate 6
12 use Wear-resistant Co-base alloy material, have the characteristics that good wearability using cobalt-base alloys, enhance the wear-resistant strength of flutter valve,
Make flutter valve that there is good wearability, extend the service life of flutter valve, avoids generating abrasion because of valve plate 6, flutter valve is caused to make
With failure, and by spraying protective layer 12, enhance the wearability of the sealing surface contacted between valve plate 6 and valve body 13, to increase
The strong wearability of valve plate 6, keeps the use of flutter valve more stable.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (6)
1. a kind of flutter valve, it is characterised in that: including valve casing (1), the bottom end of the valve casing (1), which is fixedly mounted, is provided with reclaiming plate
(2), the inside of the valve casing (1), which is fixed, is provided with dipleg (3), and the left side top of the dipleg (3) is provided with davit
(4), the left side of the dipleg (3) is fixed by davit (4) and is provided with valve plate (6), and the top of the valve plate (6) is provided with
Suspension hook (7) is fixed between the suspension hook (7) and the davit (4) by hanging ring (5), the left side bottom end of the dipleg (3)
It offers inner member discharge gate (9), the left side bottom end of the reclaiming plate (2) offers valve body discharge gate (10), the dipleg (3)
Bottom end be fixedly connected and be provided with valve body (13), the sealing contact surface between the valve plate (6) and the valve body (13) is provided with
Protective layer (12), the protective layer (12) are adhesively fixed with the valve plate (6), and the bottom end of the valve body (13) is located at the valve casing
(1) inside is fixedly mounted and is provided with inner member (8).
2. a kind of flutter valve according to claim 1, it is characterised in that: the protective layer (12) is cobalt-base alloys material, institute
State spraying with a thickness of one millimeter for protective layer (12).
3. a kind of flutter valve according to claim 1, it is characterised in that: the hanging ring (5) is stainless steel metal alloy material,
The hanging ring (5) is annular structure.
4. a kind of flutter valve according to claim 1, it is characterised in that: the inside middle position of the suspension hook (7) opens up
Have lifting hole(eyelet) (11), the quantity of the lifting hole(eyelet) (11) is two, and two lifting hole(eyelet)s (11) are respectively symmetrically distributed in the suspension hook
(7) two sides, the inside middle position of the davit (4) offer and the lifting hole(eyelet) (11) phase on the suspension hook (7)
The diameter of the round slot matched, the lifting hole(eyelet) (11) and the round slot is equal with the cross-sectional area of the hanging ring (5).
5. a kind of flutter valve according to claim 1, it is characterised in that: the cross-sectional area of the valve plate (6) is greater than the material
The cross-sectional area of leg (3) bottom end.
6. a kind of flutter valve according to claim 1, it is characterised in that: offered on the reclaiming plate (2) several first
Slot, several first slots are evenly distributed on the reclaiming plate (2), and the diameter of several the first slots is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822255785.3U CN209438830U (en) | 2018-12-29 | 2018-12-29 | A kind of flutter valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822255785.3U CN209438830U (en) | 2018-12-29 | 2018-12-29 | A kind of flutter valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209438830U true CN209438830U (en) | 2019-09-27 |
Family
ID=68016065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822255785.3U Expired - Fee Related CN209438830U (en) | 2018-12-29 | 2018-12-29 | A kind of flutter valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209438830U (en) |
-
2018
- 2018-12-29 CN CN201822255785.3U patent/CN209438830U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 |