CN215059523U - Flange type instrument valve group for petroleum pipeline - Google Patents
Flange type instrument valve group for petroleum pipeline Download PDFInfo
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- CN215059523U CN215059523U CN202121155051.3U CN202121155051U CN215059523U CN 215059523 U CN215059523 U CN 215059523U CN 202121155051 U CN202121155051 U CN 202121155051U CN 215059523 U CN215059523 U CN 215059523U
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- plate
- valve body
- spring
- valve
- instrument
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- 239000003208 petroleum Substances 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000001802 infusion Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a flange formula instrument valves for petroleum pipeline belongs to instrument valve technical field, including the valve body, the left and right sides of valve body all is provided with flange, be connected through the fixed plate between valve body and the flange, be connected through a plurality of first screws between fixed plate and the flange, the handle is installed to the top of valve body, the below of handle is provided with the connecting rod, be connected through the screw hole between valve body and the connecting rod, the outside of connecting rod is provided with first sealing washer, the below of connecting rod is installed the valve plate, the inboard of valve body is provided with the fluid infusion way; the utility model discloses a set up first closing plate, second sealing washer, first spring, second closing plate, warning board, remove the chamber, connect chamber, second spring, connecting pipe and medium isotructure for whether the valves leaks can be judged according to the position of warning board to the instrument valves, thereby has improved the warning ability of valves.
Description
Technical Field
The utility model belongs to the technical field of the instrument valve, concretely relates to flange formula instrument valves for petroleum pipeline.
Background
In petroleum pipelines, an instrument valve, which is a kind of pipeline attachment, is installed. It is a device for changing the cross section of the channel and the flowing direction of the medium and controlling the flowing of the conveying medium. The sealing performance of the instrument valve refers to the capability of each sealing part of the instrument valve for preventing medium leakage, and is the most important technical performance index of the instrument valve.
The prior art has the following problems: most of the prior flange type instrument valve groups have the problems of low warning capability and poor filtering effect.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a flange formula instrument valves for petroleum pipeline has the characteristics of warning ability height, filter effect are good.
In order to achieve the above object, the utility model provides a following technical scheme: a flange type instrument valve group for petroleum pipelines comprises a valve body, wherein connecting flanges are arranged on the left side and the right side of the valve body, the valve body is connected with the connecting flanges through a fixing plate, the fixing plate is connected with the connecting flanges through a plurality of first screws, a handle is arranged above the valve body, a connecting rod is arranged below the handle, the valve body is connected with the connecting rod through a threaded hole, a first sealing ring is arranged on the outer side of the connecting rod, a valve plate is arranged below the connecting rod, a liquid conveying channel is arranged on the inner side of the valve body, a filter frame is arranged on the inner side of the liquid conveying channel, a filter screen is arranged on the inner side of the filter frame, a connecting block is arranged below the filter frame, the connecting block is connected with the valve body through a plurality of second screws, and a telescopic cylinder is arranged below the connecting block, the telescopic cylinder's below is provided with the telescopic link, the connecting plate is installed to the below of telescopic link, the filter frame is provided with warning device from one side of valve plate.
Preferably, the warning device comprises a first sealing plate, a second sealing ring, a first spring, a second sealing plate, a warning plate, a moving cavity, a connecting cavity, a second spring, a connecting pipe, a medium, an outer piston column, a fixing rod, a limiting plate and an inner piston column, the outer piston column is connected with the valve body through the fixing rods, the medium is arranged on the inner side of the outer piston column, the first spring is arranged on the inner side of the medium, the limiting plate is arranged on one side of the first spring, the inner piston column is arranged on one side of the limiting plate away from the first spring, the second sealing ring is arranged on the outer side of the inner piston column, the first sealing plate is arranged on one side of the inner piston column away from the limiting plate, the connecting pipe is arranged on one side of the outer piston column away from the first sealing plate, the connecting cavity is arranged below the connecting pipe, and the second spring is arranged on the inner side of the connecting cavity, the lower part of the second spring is provided with a second sealing plate, the outer side of the second sealing plate is provided with a moving cavity, and a warning plate is arranged below the second sealing plate.
Preferably, the valve body and the fixing plate are fixedly connected through welding.
Preferably, the height of the highest position of the connecting plate is greater than the height of the highest position of the inner side of the filter frame.
Preferably, the two ends of the first spring are respectively connected with the outer piston column and the limiting plate.
Preferably, the cross-sectional area of the second sealing plate is equal to the cross-sectional area of the inner side of the moving chamber.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up first closing plate, second sealing washer, first spring, second closing plate, warning board, remove the chamber, connect chamber, second spring, connecting pipe and medium isotructure for whether the valves leaks can be judged according to the position of warning board to the instrument valves, thereby has improved the warning ability of valves.
2. The utility model discloses a set up filter frame, second screw, connecting plate, telescopic link, telescopic cylinder, connecting block and filter screen for the instrument valves can filter the impurity in the liquid and store, thereby has guaranteed the quality of liquid, has improved the filter effect of instrument valves.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a schematic structural view of the warning device of the present invention.
In the figure: 1. a first screw; 2. a valve body; 3. a filter frame; 4. a handle; 5. a first seal ring; 6. a connecting rod; 7. a threaded hole; 8. a fixing plate; 9. an infusion channel; 10. a connecting flange; 11. a valve plate; 12. a second screw; 13. a connecting plate; 14. a telescopic rod; 15. a telescopic cylinder; 16. connecting blocks; 17. filtering with a screen; 18. a warning device; 181. a first sealing plate; 182. a second seal ring; 183. a first spring; 184. a second sealing plate; 185. a warning board; 186. a moving chamber; 187. a connecting cavity; 188. a second spring; 189. a connecting pipe; 190. a medium; 191. an outer piston post; 192. fixing the rod; 193. a limiting plate; 194. an inner piston post.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a flange type instrument valve group for an oil pipeline comprises a valve body 2, connecting flanges 10 are arranged on the left side and the right side of the valve body 2, the valve body 2 is connected with the connecting flanges 10 through a fixing plate 8, the fixing plate 8 is connected with the connecting flanges 10 through a plurality of first screws 1, a handle 4 is arranged above the valve body 2, a connecting rod 6 is arranged below the handle 4, the valve body 2 is connected with the connecting rod 6 through a threaded hole 7, a first sealing ring 5 is arranged on the outer side of the connecting rod 6, a valve plate 11 is arranged below the connecting rod 6, a liquid conveying channel 9 is arranged on the inner side of the valve body 2, a filter frame 3 is arranged on the inner side of the liquid conveying channel 9, a filter screen 17 is arranged on the inner side of the filter frame 3, a connecting block 16 is arranged below the filter frame 3, the connecting block 16 is connected with the valve body 2 through a plurality of second screws 12, a telescopic cylinder 15 is arranged below the connecting block 16, the telescopic cylinder 15 is provided with a telescopic rod 14 below, a connecting plate 13 is installed below the telescopic rod 14, and a warning device 18 is arranged on one side, away from the valve plate 11, of the filter frame 3.
In order to ensure the normal operation of the warning device 18, in this embodiment, preferably, the warning device 18 includes a first sealing plate 181, a second sealing ring 182, a first spring 183, a second sealing plate 184, a warning plate 185, a moving cavity 186, a connecting cavity 187, a second spring 188, a connecting pipe 189, a medium 190, an outer piston column 191, a fixing rod 192, a limiting plate 193, and an inner piston column 194, the outer piston column 191 is connected to the valve body 2 through the plurality of fixing rods 192, the medium 190 is disposed inside the outer piston column 191, the first spring 183 is disposed inside the medium 190, the limiting plate 193 is disposed on one side of the first spring 183, the inner piston column 194 is disposed on one side of the limiting plate 193 away from the first spring 183, the second sealing ring 182 is disposed on the outside of the inner piston column 194, the first sealing plate 181 is disposed on one side of the inner piston column 194 away from the limiting plate 193, the connecting pipe 189 is disposed on one side of the outer piston column 191 away from the first sealing plate 181, a connection cavity 187 is arranged below the connection pipe 189, a second spring 188 is arranged inside the connection cavity 187, a second sealing plate 184 is arranged below the second spring 188, a moving cavity 186 is arranged outside the second sealing plate 184, and a warning plate 185 is arranged below the second sealing plate 184.
In order to ensure the normal operation of the fixing plate 8, in the present embodiment, it is preferable that the valve body 2 and the fixing plate 8 are fixedly connected by welding.
In order to ensure the normal operation of the connecting plate 13, in this embodiment, it is preferable that the height of the highest position of the connecting plate 13 is greater than the height of the highest position inside the filter frame 3.
In order to ensure the normal operation of the first spring 183, in the present embodiment, it is preferable that both ends of the first spring 183 are respectively connected to the outer piston rod 191 and the stopper plate 193.
In order to ensure the normal operation of the second sealing plate 184, in this embodiment, it is preferable that the cross-sectional area of the second sealing plate 184 is equal to the cross-sectional area of the inner side of the moving chamber 186.
The utility model discloses a theory of operation and use flow: firstly, a fixing plate 8 and a connecting flange 10 are fixedly connected through a first screw 1, then a valve body 2 and a connecting block 16 are fixedly connected through a second screw 12, a telescopic cylinder 15 is started, the telescopic cylinder 15 drives a connecting plate 13 to descend through a telescopic rod 14, then the valve group is installed at a required position, a handle 4 is rotated, the handle 4 drives a valve plate 11 to ascend through a connecting rod 6 and a threaded hole 7, liquid to be conveyed starts to flow, a first sealing ring 5 plays a sealing role, the liquid is firstly filtered through a filter screen 17 in a filter frame 3, then a first sealing plate 181 in a warning device 18 is pushed to move, then the liquid leaves a liquid conveying channel 9, the first sealing plate 181 drives a limiting plate 193 to move in an outer piston column 191 through an inner piston column 194, so that a medium 190 is pushed to flow, and then the warning plate 185 is pushed to descend through a second sealing plate 184 in a moving cavity 186, therefore, the state of the valve group can be conveniently observed (if the valve plate 11 is in a closed state, the warning plate 185 still descends, that is, the valve group leaks is indicated), the second sealing ring 182 plays a sealing role, the first spring 183 and the second spring 188 in the connecting cavity 187 both play a resetting role, the connecting pipe 189 plays a role of conveying a medium 190, the fixing rod 192 plays a fixing role, after all liquid is conveyed, the valve plate 11 is closed, and the work is finished.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a flange formula instrument valves for petroleum pipeline, includes valve body (2), its characterized in that: the left side and the right side of the valve body (2) are provided with connecting flanges (10), the valve body (2) is connected with the connecting flanges (10) through a fixing plate (8), the fixing plate (8) is connected with the connecting flanges (10) through a plurality of first screws (1), a handle (4) is installed above the valve body (2), a connecting rod (6) is arranged below the handle (4), the valve body (2) is connected with the connecting rod (6) through a threaded hole (7), a first sealing ring (5) is arranged outside the connecting rod (6), a valve plate (11) is installed below the connecting rod (6), a liquid conveying channel (9) is arranged on the inner side of the valve body (2), a filter frame (3) is installed on the inner side of the liquid conveying channel (9), a filter screen (17) is arranged on the inner side of the filter frame (3), connecting block (16) are installed to the below of filtering frame (3), be connected through a plurality of second screws (12) between connecting block (16) and valve body (2), connecting block (16) lean on the below to be provided with telescopic cylinder (15), telescopic cylinder's (15) below is provided with telescopic link (14), connecting plate (13) are installed to the below of telescopic link (14), one side of filtering frame (3) and keeping away from valve plate (11) is provided with warning device (18).
2. The flanged instrument valve group for petroleum pipelines of claim 1, characterized in that: the warning device (18) comprises a first sealing plate (181), a second sealing ring (182), a first spring (183), a second sealing plate (184), a warning plate (185), a moving cavity (186), a connecting cavity (187), a second spring (188), a connecting pipe (189), media (190), an outer piston column (191), fixing rods (192), limiting plates (193) and an inner piston column (194), wherein the outer piston column (191) is connected with the valve body (2) through the fixing rods (192), the media (190) are arranged on the inner side of the outer piston column (191), the first spring (183) is arranged on the inner side of the media (190), the limiting plate (193) is arranged on one side of the first spring (183), the inner piston column (194) is arranged on one side of the limiting plate (193) far away from the first spring (183), and the second sealing ring (182) is arranged on the outer side of the inner piston column (194), one side that limiting plate (193) was kept away from to interior piston post (194) is provided with first closing plate (181), one side that first closing plate (181) was kept away from to outer piston post (191) is provided with connecting pipe (189), the below of connecting pipe (189) is provided with connects chamber (187), the inboard of connecting chamber (187) is provided with second spring (188), the below of second spring (188) is provided with second closing plate (184), the outside of second closing plate (184) is provided with removes chamber (186), the below of second closing plate (184) is provided with warning board (185).
3. The flanged instrument valve group for petroleum pipelines of claim 1, characterized in that: the valve body (2) is fixedly connected with the fixing plate (8) in a welding mode.
4. The flanged instrument valve group for petroleum pipelines of claim 1, characterized in that: the height of the highest position of the connecting plate (13) is greater than that of the highest position of the inner side of the filter frame (3).
5. The flanged instrument valve group for petroleum pipelines of claim 2, characterized in that: and two ends of the first spring (183) are respectively connected with the outer piston column (191) and the limiting plate (193).
6. The flanged instrument valve group for petroleum pipelines of claim 2, characterized in that: the second seal plate (184) has a cross-sectional area equal to the cross-sectional area of the inside of the moving chamber (186).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121155051.3U CN215059523U (en) | 2021-05-26 | 2021-05-26 | Flange type instrument valve group for petroleum pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121155051.3U CN215059523U (en) | 2021-05-26 | 2021-05-26 | Flange type instrument valve group for petroleum pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215059523U true CN215059523U (en) | 2021-12-07 |
Family
ID=79211257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121155051.3U Active CN215059523U (en) | 2021-05-26 | 2021-05-26 | Flange type instrument valve group for petroleum pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215059523U (en) |
-
2021
- 2021-05-26 CN CN202121155051.3U patent/CN215059523U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of blue instrument valve group for petroleum pipeline use Effective date of registration: 20231107 Granted publication date: 20211207 Pledgee: China Construction Bank Jianhu sub branch Pledgor: Yancheng ranfeng mechanical equipment manufacturing Co.,Ltd. Registration number: Y2023980064134 |