CN220816585U - Black water regulating valve - Google Patents
Black water regulating valve Download PDFInfo
- Publication number
- CN220816585U CN220816585U CN202322618649.7U CN202322618649U CN220816585U CN 220816585 U CN220816585 U CN 220816585U CN 202322618649 U CN202322618649 U CN 202322618649U CN 220816585 U CN220816585 U CN 220816585U
- Authority
- CN
- China
- Prior art keywords
- valve
- disk seat
- filler
- valve body
- case
- 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.)
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- 239000010866 blackwater Substances 0.000 title claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 title claims description 14
- 239000000945 filler Substances 0.000 claims abstract description 25
- 238000012856 packing Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract 2
- 230000008719 thickening Effects 0.000 claims description 5
- 238000013461 design Methods 0.000 abstract description 8
- 238000001704 evaporation Methods 0.000 abstract description 5
- 230000008020 evaporation Effects 0.000 abstract description 5
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 238000002309 gasification Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model provides a black water governing valve, its characterized in that includes valve body, disk seat holder, case, bush, valve rod, go up valve gap, double-end screw, filler flange, filler screw, packing press cover, filler ring, pipe valve stopper, the valve body upper end is connected with last valve gap through double-end screw, the top of going up the valve gap passes through filler screw installation filler flange, the central point department of going up the valve gap passes through the valve rod through connection, set gradually from the top down between valve rod and the last valve gap connection and pack the cover, the lower extreme of valve rod is connected with the case, connect the disk seat below the case, the disk seat below is connected with the disk seat holder, the hole of disk seat holder is venturi mouth of pipe structure, the case outer wall with install the bush between the valve body inner wall, one side is provided with the pipe valve plug on the valve body, adopts venturi flaring tubular design, makes the valve body exit area increase, reduces the velocity of flow in order to reach the influence that reduces flash evaporation and cavitation harm.
Description
Technical Field
The utility model relates to the technical field of regulating valves, in particular to a black water regulating valve.
Background
The black water regulating valve is one of the essential important equipments of coal chemical plant, is a key equipment in coal gasification process system, is mainly applied to flash evaporation and water circulation system of gasification section, and is mainly used for flash evaporation of black water discharged from gasification furnace and carbon washing tower so as to recover ash water and heat. The black water regulating valve is mainly used for controlling the flow and pressure of gas, liquid and solid three-phase flow media which are under the working condition of high pressure difference and have strong corrosiveness.
In the use, solid suspended solid and turbidity in the medium flow are higher, can produce the erosion corrosion to valve body and valve internals when flowing through the black water governing valve, reduce the life of black water governing valve.
Disclosure of utility model
According to the technical problems existing above, the utility model provides a black water regulating valve, which is characterized by comprising a valve body, a valve seat retainer, a valve core, a bushing, a valve rod, an upper valve cover, a double-ended screw, a filler flange, a filler screw, a filler pressing sleeve, a filler ring and a pipe valve plug, wherein the upper end of the valve body is connected with the upper valve cover through the double-ended screw, the filler flange is arranged at the top of the upper valve cover through the filler screw, the central position of the upper valve cover is connected with the valve rod through the valve rod, the filler pressing sleeve and the filler ring are sequentially arranged between the valve rod and the upper valve cover from top to bottom, the lower end of the valve rod stretches into the valve body to be connected with the valve core, the valve seat is connected below the valve core, the valve seat is connected with the valve seat retainer, the inner hole of the valve seat retainer is in a Venturi pipe orifice structure, the bushing is arranged between the outer wall of the valve core and the inner wall of the valve body, the pipe valve plug is arranged on one side of the valve body,
The bottom of the bushing is in a conical structure,
The valve core is in a guide thickening structure design,
A gasket is arranged between the upper valve cover and the valve body,
A pin is arranged at one side of the upper end of the bushing,
A felt ring is arranged between the filler flange and the filler pressing sleeve.
Specifically, the valve core, the valve seat and the valve seat retainer adopt tungsten carbide embedded bodies, and the beneficial effects of the utility model are that:
The valve seat retainer arranged at the pipe orifice at the lower end of the valve body adopts a Venturi pipe type flaring design, the pipe orifice is in a design from small to large, the outlet is increased, the area of the outlet of the valve body is increased, the flow speed is reduced so as to reduce the influence of flash evaporation and cavitation damage, and the bottom of the bushing arranged on the outer ring of the valve core is in a conical structure design, so that the bushing can move up and down to clean solid attachments on the outer wall of the valve core when the regulating valve is operated.
Drawings
FIG. 1 is a schematic cross-sectional view showing the overall structure of a black water regulating valve according to the present utility model;
FIG. 2 is a schematic diagram of the overall structure of a black water regulating valve according to the present utility model;
FIG. 3 is a schematic view showing an internal structure of a black water regulating valve according to the present utility model;
The following figures are shown: 1. valve body, 11 pipe valve plug, 2 valve seat, 3 valve seat retainer, 4 valve core, 5 valve rod, 6 bushing, 61 pin, 7 upper valve cover, 71 stud, 72 gasket, 8 packing flange, 81 packing screw, 82 felt ring, 91 packing press sleeve, 92 packing ring.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
As shown in the figure, the upper end of the valve body 1 is connected with an upper valve cover 7 through a double-headed screw 71, a gasket 72 is arranged between the upper valve cover 7 and the valve body 1, a filler flange 8 is arranged at the top of the upper valve cover 7 through a filler screw 81, a valve rod 5 is connected in a penetrating way at the central position of the upper valve cover 7, a filler pressing sleeve 91 and a filler ring 92 are sequentially arranged between the valve rod 5 and the upper valve cover 7 from top to bottom, a felt ring 82 is arranged between the filler flange 8 and the filler pressing sleeve 91, the lower end of the valve rod 5 stretches into the valve body 1 to be connected with a valve core 4, the valve core 4 is of a guiding thickening structure design, a valve seat 2 is connected below the valve core 4, the lower part of the valve seat 2 is connected with a valve seat retainer 3, an inner hole of the valve seat retainer 3 is of a Venturi tube mouth structure, a lining 6 is arranged between the outer wall of the valve core 4 and the inner wall of the valve body 1, a pin 61 is arranged at one side of the upper end of the lining 6, the bottom of the lining 6 is of a conical structure, a tube valve plug 11 is arranged at one side of the valve body 1,
Wherein the valve core 4, the valve seat 2 and the valve seat holder 3 are tungsten carbide embedded bodies.
Example 2
According to the utility model, the valve core 5 adopts a valve core guiding thickening design, and the thickening valve core 5 can reduce the influence of pressure difference on a valve rod in the using process;
In the utility model, the bushing 6 is arranged on the outer wall of the valve core 5, the bottom of the bushing 6 is in a conical structure, and when the black water regulating valve is operated, the bushing 6 moves up and down on the outer wall of the valve core 5 to finish self-cleaning, so as to clean some attachments on the outer wall of the valve core 5;
The valve seat retainer 3 adopts a venturi tube type flaring and outlet enlarging design, the pipe orifice of the valve seat retainer is designed from small to large, the outlet is enlarged, the outlet area of the valve body is increased, and the flow velocity is reduced so as to reduce the influence of flash evaporation and cavitation damage;
In order to improve the protection performance, the utility model also adopts a tungsten carbide internal part, and the valve core 5, the valve seat 2 and the valve seat retainer 3 all adopt tungsten carbide embedded bodies, and the tungsten carbide internal part is used for the most severe abrasion working condition or moderate corrosion environment;
The side of the valve body 1 is provided with a pipe valve plug 11 which is used as a flushing interface for flushing the guide and bushing 6 of the valve core 5 so as to prevent coking.
The bottom of the lining on the periphery of the valve core cleans the surface of the valve core when the lining moves up and down.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. Various components mentioned in the present utility model are common in the art, and it should be understood by those skilled in the art that the present utility model is not limited by the above embodiments, and the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications can be made in the present utility model without departing from the spirit and scope of the utility model, which is defined in the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a black water governing valve, its characterized in that includes valve body, disk seat holder, case, bush, valve rod, go up valve gap, double-end screw, filler flange, filler screw, packing press cover, packing ring, pipe valve stopper, the valve body upper end passes through double-end screw and goes up valve gap connection, the top of going up the valve gap passes through filler screw installation filler flange, the central point department through-connection of going up the valve gap passes the valve rod, packing press cover and packing ring have been set gradually from the top down between valve rod and the last valve gap connection, the lower extreme of valve rod stretches into in the valve body and is connected with the case, connect the disk seat below the case, the disk seat below is connected with the disk seat holder, the hole of disk seat holder is venturi mouth structure, the case the outer wall with install the bush between the valve body inner wall, one side is provided with the pipe valve stopper on the valve body.
2. A black water regulating valve according to claim 1, wherein the bottom of the bushing is tapered.
3. The black water regulating valve of claim 1, wherein the valve core has a pilot thickening structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322618649.7U CN220816585U (en) | 2023-09-26 | 2023-09-26 | Black water regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322618649.7U CN220816585U (en) | 2023-09-26 | 2023-09-26 | Black water regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220816585U true CN220816585U (en) | 2024-04-19 |
Family
ID=90698245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322618649.7U Active CN220816585U (en) | 2023-09-26 | 2023-09-26 | Black water regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220816585U (en) |
-
2023
- 2023-09-26 CN CN202322618649.7U patent/CN220816585U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |