CN220268617U - Pneumatic double-seat regulating valve - Google Patents
Pneumatic double-seat regulating valve Download PDFInfo
- Publication number
- CN220268617U CN220268617U CN202321755402.3U CN202321755402U CN220268617U CN 220268617 U CN220268617 U CN 220268617U CN 202321755402 U CN202321755402 U CN 202321755402U CN 220268617 U CN220268617 U CN 220268617U
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- Prior art keywords
- filter
- pneumatic double
- valve body
- regulating valve
- seat
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 41
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000012535 impurity Substances 0.000 abstract description 8
- 239000012530 fluid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 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
- 238000005504 petroleum refining Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a pneumatic double-seat regulating valve, which belongs to the field of pneumatic double-seat regulating valves and comprises a pneumatic double-seat regulating valve body, wherein the input end and the output end of the pneumatic double-seat regulating valve body are respectively fixedly connected with a filter mechanism, the arranged filter mechanism is matched with the use of the pneumatic double-seat regulating valve body, a filter pipe is arranged on the output end and the two ends of the input end of the pneumatic double-seat regulating valve body, a filter plate is arranged in the filter pipe from the bottom of a mechanism shell, an L-shaped connecting plate is turned inwards through a screw knob, the screw knob is turned after the turning, and the L-shaped connecting plate is driven to move downwards through a rotating block, so that the vertical position of the L-shaped connecting plate is clamped in a notch of a concave strip arranged on the mechanism shell, the mounting seat is fixedly arranged at the bottom of the mechanism shell, the filter plate is matched with a sealing frame and a pressing frame to realize sealing, and a filter screen arranged in a filter opening arranged on the side wall of the filter plate can play a role in filtering impurities.
Description
Technical Field
The utility model relates to the field of pneumatic double-seat regulating valves, in particular to a pneumatic double-seat regulating valve.
Background
The pneumatic double-seat regulating valve is one of the pneumatic valves. The pneumatic film double-seat regulating valve consists of pneumatic film multiple-spring executing mechanism and double-seat valve. The double-seat regulating valve is a pneumatic actuating mechanism adopting a double-sleeve structural design, has the characteristics of small volume, light weight, sensitive and reliable action and the like, and is widely applied to the control of gas and liquid in petroleum refining devices.
In the prior art, in the process of using a traditional pneumatic double-seat regulating valve, as pipelines are mostly directly connected with the pneumatic double-seat regulating valve, and the pneumatic double-seat regulating valve lacks filtering measures, fluid carrying impurities is easy to block in the valve body of the pneumatic double-seat regulating valve when passing through the pneumatic double-seat regulating valve, so that the use of the pneumatic double-seat regulating valve is affected.
Disclosure of Invention
The utility model mainly aims to provide a pneumatic double-seat regulating valve which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a pneumatic double seat governing valve, includes pneumatic double seat governing valve body, respectively fixedly connected with filter mechanism on pneumatic double seat governing valve body's the input and the output, and filter mechanism includes filter tube, mechanism's casing, mount pad, filter screen, fixed block, rotation post, screw knob and L type connecting plate, filter tube fixed connection is on pneumatic double seat governing valve body's output and input, and mechanism's casing fixed connection is in the filter tube bottom, filter fixed connection is in the top surface of mount pad, and filter screen fixed connection is in the lateral wall of filter, respectively fixedly connected with a set of symmetry's fixed block on the front and back end wall of mount pad, and the rotation post passes through the dwang swing joint at both ends between the fixed block, screw knob and the screw hole swing joint that the rotation post bottom surface was seted up, and screw knob still through the rotating block and L type connecting plate swing joint on top.
Preferably, the filter tube is fixedly installed on the output end and the input end of the pneumatic double-seat regulating valve body through a flange, the mechanism shell is fixedly installed at the bottom of the outer wall of the filter tube and is communicated with the filter tube, concave strips are respectively fixedly installed on the front end wall and the rear end wall of the mechanism shell, a sealing groove is formed in the bottom surface of the mechanism shell, and a sealing frame is fixedly installed in the sealing groove.
Preferably, the top surface fixed mounting of mount pad has presses the frame, and the top surface of mount pad and the inside fixed mounting who is located presses the frame have the filter, the filter mouth has been seted up on the lateral wall of filter, and the inside fixed mounting who filters the mouth has the filter screen.
Preferably, the front end wall and the rear end wall of the mounting seat are respectively fixedly provided with a fixed block, and the side wall of the fixed block is provided with a rotating hole.
Preferably, the both ends of the rotation post are respectively fixedly provided with a rotation rod, the rotation rods are movably arranged in the rotation holes, the bottom surface of the rotation post is provided with a threaded hole, the screw knob is in threaded connection with the threaded hole, and the top end of the screw knob is fixedly provided with a rotation block.
Preferably, the bottom surface of the L-shaped connecting plate is provided with a convex groove, and the rotating block is movably arranged in the convex groove.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the arranged filter mechanism is matched with the use of the upper pneumatic double-seat regulating valve body, the filter pipe is arranged on the output end and the two ends of the input end of the pneumatic double-seat regulating valve body, the filter plate is arranged in the filter pipe from the bottom of the mechanism shell, the L-shaped connecting plate is turned inwards through the screw knob, the screw knob is rotated after the turning, the L-shaped connecting plate is driven to move downwards through the rotating block, the vertical part of the L-shaped connecting plate is clamped into the notch of the concave strip arranged on the mechanism shell, so that the mounting seat is arranged and fixed at the bottom of the mechanism shell, the upper sealing frame and the pressing frame are matched for sealing, and the filter screen arranged in the filter opening formed in the side wall of the filter plate can play a role in filtering impurities, so that the problem that the valve body is blocked by the impurities entering the pneumatic double-seat regulating valve body when fluid passes through the pneumatic double-seat regulating valve body is avoided, and the normal use of the pneumatic double-seat regulating valve body is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of the filter tube and mechanism housing of the present utility model;
fig. 3 is a schematic view showing the structure of the filtering mechanism of the present utility model.
In the figure: 1. a pneumatic double-seat regulating valve body; 2. a filtering mechanism; 3. a filter tube; 4. a mechanism housing; 5. a concave strip; 6. sealing grooves; 7. a sealing frame; 8. a mounting base; 9. pressing a frame; 10. a filter plate; 11. a filtering port; 12. a filter screen; 13. a fixed block; 14. a rotation hole; 15. rotating the column; 16. a rotating lever; 17. a threaded hole; 18. a screw knob; 19. a rotating block; 20. an L-shaped connecting plate; 21. a convex groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, a pneumatic double-seat regulating valve comprises a pneumatic double-seat regulating valve body 1, wherein a filtering mechanism 2 is fixedly connected to an input end and an output end of the pneumatic double-seat regulating valve body 1 respectively, the filtering mechanism 2 comprises a filtering pipe 3, a mechanism shell 4, a mounting seat 8, a filtering plate 10, a filtering net 12, a fixing block 13, a rotating column 15, a screw knob 18 and an L-shaped connecting plate 20, the filtering pipe 3 is fixedly connected to the output end and the input end of the pneumatic double-seat regulating valve body 1, the mechanism shell 4 is fixedly connected to the bottom of the filtering pipe 3, the filtering plate 10 is fixedly connected to the top surface of the mounting seat 8, the filtering net 12 is fixedly connected to the side walls of the filtering plate 10, a group of symmetrical fixing blocks 13 are fixedly connected to the front end wall and the rear end wall of the mounting seat 8 respectively, the rotating column 15 is movably connected between the fixing blocks 13 through rotating rods 16 at two ends, the screw knob 18 is movably connected with a threaded hole 17 formed in the bottom surface of the rotating column 15, and the screw knob 18 is movably connected with the L-shaped connecting plate 20 through a rotating block 19 at the top end.
As shown in fig. 1-3, in this embodiment, in order to prevent the problem of blockage of impurities carried in fluid in the valve body of the pneumatic double-seat regulating valve body 1 by matching the use of the pneumatic double-seat regulating valve body 1 with the filtering mechanism 2, the filtering pipe 3 is fixedly installed on the output end and the input end of the pneumatic double-seat regulating valve body 1 through a flange, the mechanism shell 4 is fixedly installed at the bottom of the outer wall of the filtering pipe 3 and is communicated with the filtering pipe 3, concave strips 5 are fixedly installed on the front end wall and the rear end wall of the mechanism shell 4 respectively, a sealing groove 6 is formed on the bottom surface of the mechanism shell 4, a sealing frame 7 is fixedly installed in the groove of the sealing groove 6, a pressing frame 9 is fixedly installed on the top surface of the mounting seat 8, a filter plate 10 is fixedly installed on the top surface of the mounting seat 8 and is positioned in the pressing frame 9, a filter screen 12 is fixedly installed on the side wall of the filter plate 10, a fixed block 13 is fixedly installed on the front end wall and the rear end wall of the filter plate 11 respectively, a rotating hole 14 is formed on the side wall of the fixed block 13, two ends of the rotating column 15 are fixedly installed on the rotating columns 16 respectively, a rotating rod 16 is fixedly installed on the bottom surface of the rotating column 16 and the rotating column is provided with a threaded hole 21, a threaded hole is formed in the rotating column 17 is fixedly installed on the rotating column 17, a threaded hole is formed in the rotating column 17, a threaded hole is installed in the rotating column is installed in the rotating hole is a threaded hole, and is in the rotating hole is a threaded hole is 17, and the rotating hole is a hole is installed in the rotating hole is and is a 3;
the specific use principle of the filter mechanism 2 matched with the pneumatic double-seat regulating valve body 1 is as follows: firstly, the filter tube 3 is arranged at the output end and the input end of the pneumatic double-seat regulating valve body 1 through flanges, then, the filter plate 10 arranged at the top surface of the mounting seat 8 is arranged inside the filter tube 3 from the bottom of the mechanism shell 4, the pressing frame 9 arranged at the top surface of the mounting seat 8 is abutted into the sealing groove 6 arranged at the bottom surface of the mechanism shell 4, the sealing treatment is carried out by matching with the sealing frame 7 arranged in the sealing groove 6, the leakage problem of the filter mechanism 2 is avoided, then, the L-shaped connecting plate 20 is turned inwards through the screw knob 18, in the turning process, the rotating rods 16 arranged at the two ends of the rotating column 15 rotate in the rotating holes 14 arranged on the side walls of the symmetrical fixed blocks 13 arranged on the front end wall and the rear end wall of the mounting seat 8 until the vertical position of the L-shaped connecting plate 20 is aligned with the notch of the concave strip 5 arranged on the front end wall and the rear end wall of the mechanism shell 4 after turning, then, the screw knob 18 is rotated, the screw knob 18 realizes the screw rotation operation in the groove of the threaded hole 17 formed on the bottom surface of the rotary column 15, the screw knob 18 drives the rotating block 19 installed at the top to rotate in the groove of the convex groove 21 formed on the bottom surface of the L-shaped connecting plate 20 in the process of realizing the screw rotation, the L-shaped connecting plate 20 is driven to move downwards by the rotating block 19 after the screw knob 18 is continuously rotated until the vertical part of the L-shaped connecting plate 20 is blocked in the notch of the concave strip 5, the screw knob 18 cannot be rotated, so that the installation seat 8 is installed and fixed on the bottom surface of the mechanism shell 4, when the fluid enters the valve body of the pneumatic double-seat regulating valve body 1, the fluid passes through the filter tube 3, and the filter screen 12 arranged in the filter port 11 arranged on the side wall of the filter plate 10 in the filter pipe 3 filters and blocks the impurities carried in the fluid, thereby preventing the impurities from entering the valve body of the pneumatic double-seat regulating valve body 1 to cause blockage, and effectively filtering the impurities when the pneumatic double-seat regulating valve body 1 is used, so that the normal use of the pneumatic double-seat regulating valve body 1 is ensured.
The foregoing is only illustrative of the preferred embodiments of the present utility model and, although the present utility model has been described in detail with reference to the foregoing embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and equivalents of the features may be substituted for elements thereof without departing from the true spirit and scope of the utility model.
Claims (6)
1. The utility model provides a pneumatic double seat governing valve, includes pneumatic double seat governing valve body (1), its characterized in that: the utility model provides a pneumatic double seat governing valve body (1) input and output are last fixedly connected with filtering mechanism (2) respectively, and filtering mechanism (2) are including filter tube (3), mechanism's casing (4), mount pad (8), filter screen (10), filter screen (12), fixed block (13), pivoted post (15), screw rod knob (18) and L type connecting plate (20), filter tube (3) fixed connection is on the output and the input of pneumatic double seat governing valve body (1), and mechanism's casing (4) fixed connection is in filter tube (3) bottom, filter screen (10) fixed connection is in the top surface of mount pad (8), and filter screen (12) fixed connection is in the lateral wall of filter screen (10), be connected with fixed block (13) of a set of symmetry respectively on the front and back end wall of mount pad (8), and pivoted post (15) are through pivoted lever (16) swing joint at both ends between fixed block (13), screw rod knob (18) and pivoted post (15) set up threaded hole (17) bottom surface swing joint, and screw rod knob (18) top (19) are through still through swing joint (19) and L type connecting plate (20).
2. A pneumatic double seat regulator valve according to claim 1, wherein: the filter tube (3) is fixedly arranged at the output end and the input end of the pneumatic double-seat regulating valve body (1) through flanges, the mechanism shell (4) is fixedly arranged at the bottom of the outer wall of the filter tube (3) and is communicated with the filter tube (3), concave strips (5) are respectively and fixedly arranged on the front end wall and the rear end wall of the mechanism shell (4), a sealing groove (6) is formed in the bottom surface of the mechanism shell (4), and a sealing frame (7) is fixedly arranged in the sealing groove (6).
3. A pneumatic double seat regulator valve according to claim 2, wherein: the top surface fixed mounting of mount pad (8) has presses frame (9), and the top surface of mount pad (8) and lie in the inside fixed mounting who presses frame (9) have filter (10), filter mouth (11) have been seted up on the lateral wall of filter (10), and the inside fixed mounting of filter mouth (11) has filter screen (12).
4. A pneumatic double seat regulator valve according to claim 3, wherein: fixed blocks (13) are fixedly installed on the front end wall and the rear end wall of the mounting seat (8), and rotating holes (14) are formed in the side walls of the fixed blocks (13).
5. A pneumatic double seat regulator valve according to claim 4, wherein: the two ends of the rotating column (15) are respectively and fixedly provided with a rotating rod (16), the rotating rods (16) are movably arranged in the rotating holes (14), the bottom surface of the rotating column (15) is provided with threaded holes (17), a screw knob (18) is in threaded connection with the threaded holes (17), and the top end of the screw knob (18) is fixedly provided with a rotating block (19).
6. A pneumatic double seat regulator valve according to claim 5, wherein: the bottom surface of L type connecting plate (20) has seted up tongue (21), and turning block (19) movable mounting is in tongue (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321755402.3U CN220268617U (en) | 2023-07-06 | 2023-07-06 | Pneumatic double-seat regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321755402.3U CN220268617U (en) | 2023-07-06 | 2023-07-06 | Pneumatic double-seat regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268617U true CN220268617U (en) | 2023-12-29 |
Family
ID=89304337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321755402.3U Active CN220268617U (en) | 2023-07-06 | 2023-07-06 | Pneumatic double-seat regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268617U (en) |
-
2023
- 2023-07-06 CN CN202321755402.3U patent/CN220268617U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |