CN213512277U - Be used for long-range pneumatic single seat governing valve assembly of petrochemical industry machinery - Google Patents
Be used for long-range pneumatic single seat governing valve assembly of petrochemical industry machinery Download PDFInfo
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- CN213512277U CN213512277U CN202021900380.1U CN202021900380U CN213512277U CN 213512277 U CN213512277 U CN 213512277U CN 202021900380 U CN202021900380 U CN 202021900380U CN 213512277 U CN213512277 U CN 213512277U
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Abstract
The utility model discloses a pneumatic single-seat governing valve assembly of long-range intelligence for petrochemical industry machinery, belong to the governing valve device field, including the upper valve gap, the side fixed welding of upper valve gap has first fixed block, the lower terminal surface of upper valve gap is compressed tightly has the lower valve gap, the side fixed welding of lower valve gap has the supporting shoe, the inside slip of first fixed block and supporting shoe has cup jointed the bolt, this pneumatic single-seat governing valve assembly of long-range intelligence for petrochemical industry machinery is through anticlockwise rotation not hard up nut, conveniently moves out the bolt to one side fast, reduces dismouting maintenance duration, improves maintenance efficiency by a wide margin, the design of cell body makes things convenient for quick dismouting bolt; through at valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes holistic tightness of too big influence, the design of spring can produce cushioning effect to the valve rod, makes the valve rod more stable at concertina movement's in-process.
Description
Technical Field
The utility model relates to a governing valve device field, more specifically say, relate to a be used for pneumatic single seat governing valve assembly of long-range intelligence of petrochemical industry machinery.
Background
The valve body of the single-seat regulating valve is internally provided with a valve core and a valve seat, and has the characteristic of small leakage. The valve has a large unbalanced force, which allows a smaller differential pressure than a double seat valve, and is preferably equipped with a valve positioner at high differential pressure and large bore diameters. The valve with the nominal diameter of more than or equal to 25mm is of a double-guide structure, and air opening or air closing can be realized only by changing the connecting position of the valve rod and the valve core.
The pneumatic single seat governing valve assembly of long-range intelligence of current petrochemical industry machinery, the installation of going up valve gap and lower valve gap needs many bolts to turn round tight fixed mounting structure, but the pitch of bolt is longer, influences the dismouting maintenance efficiency of single seat governing valve, simultaneously, because of case guide area is little, the valve rod produces easily at flexible in-process and rocks and the shake, and then leads to the case to close not tightly. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a remote intelligent pneumatic single-seat regulating valve assembly for petrochemical machinery, which can conveniently and rapidly move out a bolt to one side by rotating a loose nut anticlockwise, thereby reducing the dismounting and maintenance time, greatly improving the maintenance efficiency, and facilitating the rapid dismounting and mounting of the bolt due to the design of a groove body; through at valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes holistic tightness of too big influence, the design of spring can produce cushioning effect to the valve rod, makes the valve rod more stable at concertina movement's in-process.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a be used for pneumatic single seat governing valve assembly of petrochemical industry machinery remote intelligence, includes the upper valve gap, the fixed welding of side of upper valve gap has first fixed block, the lower terminal surface of upper valve gap compresses tightly has lower valve gap, the fixed welding of side of lower valve gap has the supporting shoe, the bolt has been cup jointed in the inside slip of first fixed block and supporting shoe, the upper end of bolt has the nut through threaded connection, the lower terminal surface fixed welding of lower valve gap has the link, the lower extreme fixedly connected with valve cap of link, the inside slip of valve cap has cup jointed the valve rod, the middle part fixed welding of valve rod has the second fixed block, the inside slip in both sides of second fixed block has cup jointed the guide arm, the lower extreme outside slip of guide arm has cup jointed the spring, the inside screw of side of valve cap has the valve body through threaded connection, this is used for pneumatic single seat governing valve assembly, the bolt can be conveniently and quickly moved out to one side by rotating the loosening nut anticlockwise, the disassembly and assembly maintenance time is reduced, the maintenance efficiency is greatly improved, and the bolt can be conveniently and quickly disassembled and assembled due to the design of the groove body; through at valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes holistic tightness of too big influence, the design of spring can produce cushioning effect to the valve rod, makes the valve rod more stable at concertina movement's in-process.
Furthermore, the lower end face of the first fixing block is tightly attached to the supporting block, the lower end face of the nut compresses the first fixing block, the nut is loosened through anticlockwise rotation, the bolt is conveniently and quickly moved out to one side, the dismounting and maintenance time is reduced, and the maintenance efficiency is greatly improved.
Furthermore, the first fixing block and the supporting block are internally provided with groove bodies, and the groove bodies are designed to facilitate quick assembly and disassembly of bolts.
Further, the lower terminal surface fixedly connected with guide arm of lower valve gap is through at the valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes the holistic tightness of too big influence.
Further, the valve rod is sleeved in the valve body in a sliding mode, the valve rod can be buffered due to the design of the spring, and the valve rod is more stable in the telescopic motion process.
Compared with the prior art, the utility model has the advantages of:
(1) according to the scheme, the nut is loosened through anticlockwise rotation, the bolt is conveniently and quickly moved out to one side, the dismounting and maintenance time is reduced, the maintenance efficiency is greatly improved, and the bolt is conveniently and quickly dismounted due to the design of the groove body; through at valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes holistic tightness of too big influence, the design of spring can produce cushioning effect to the valve rod, makes the valve rod more stable at concertina movement's in-process.
(2) The supporting shoe is hugged closely to the lower terminal surface of first fixed block, and the terminal surface compresses tightly first fixed block under the nut, through the not hard up nut of anticlockwise rotation, conveniently shifts out the bolt to one side fast, reduces dismouting maintenance duration, increases substantially maintenance efficiency.
(3) The inside of first fixed block and supporting shoe is provided with the cell body, and the design of cell body makes things convenient for quick assembly disassembly bolt.
(4) The lower terminal surface fixedly connected with guide arm of lower valve gap is through at the valve cap up end fixed weld guide arm to use the second fixed block to slide and cup joint the guide arm, thereby make the valve rod body keep vertical motion, avoided because the valve rod shakes whole tightness of too big influence.
(5) The valve rod is sleeved in the valve body in a sliding mode, the valve rod can be buffered due to the design of the spring, and the valve rod is more stable in the process of telescopic motion.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the upper valve cover of the present invention.
The reference numbers in the figures illustrate:
1 upper valve cover, 11 first fixing blocks, 12 lower valve covers, 13 supporting blocks, 14 bolts, 15 screw caps, 16 groove bodies, 2 connecting frames, 21 valve caps, 22 valve rods, 23 second fixing blocks, 24 guide rods, 25 springs, 26 screws and 27 valve bodies.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, a pneumatic single seat governing valve assembly for remote intelligence of petrochemical machinery comprises an upper valve cover 1, a first fixing block 11 is fixedly welded on the side edge of the upper valve cover 1, a lower valve cover 12 is tightly pressed on the lower end face of the upper valve cover 1, a supporting block 13 is fixedly welded on the side edge of the lower valve cover 12, bolts 14 are slidably sleeved inside the first fixing block 11 and the supporting block 13, the upper end of each bolt 14 is connected with a nut 15 through a thread, a connecting frame 2 is fixedly welded on the lower end face of the lower valve cover 12, a valve cap 21 is fixedly connected to the lower end of the connecting frame 2, a valve rod 22 is slidably sleeved inside the valve cap 21, a second fixing block 23 is fixedly welded in the middle of the valve rod 22, guide rods 24 are slidably sleeved inside two sides of the second fixing block 23, a spring 25 is slidably sleeved outside the lower end of the guide rod 24, and.
Referring to fig. 1-2, the lower end surface of the first fixing block 11 is tightly attached to the supporting block 13, the lower end surface of the nut 15 tightly presses the first fixing block 11, the nut 15 is loosened by counterclockwise rotation, the bolt 14 can be conveniently and rapidly moved out to one side, the dismounting and maintenance time is reduced, the maintenance efficiency is greatly improved, the groove bodies 16 are arranged inside the first fixing block 11 and the supporting block 13, and the design of the groove bodies 16 facilitates rapid dismounting and mounting of the bolt 14.
Referring to fig. 1, a guide rod 24 is fixedly connected to a lower end surface of the lower bonnet 12, the guide rod 24 is fixedly welded to an upper end surface of the bonnet 21, and the guide rod 24 is slidably sleeved with a second fixing block 23, so that the valve rod 22 keeps vertical movement, the influence of excessive shaking of the valve rod 22 on the tightness of the whole body is avoided, the valve rod 22 is slidably sleeved in the valve body 27, and the valve rod 22 can be buffered due to the design of the spring 25, so that the valve rod 22 is more stable in the process of telescopic movement.
This be used for pneumatic single seat governing valve assembly of long-range intelligence of petrochemical industry machinery, through anticlockwise rotation not hard up nut 15, bolt 14 is shifted out to one side fast to the convenience, reduce dismouting maintenance duration, increase substantially maintenance efficiency, through at the fixed welding guide arm 24 of valve cap 21 up end, and use the second fixed block 23 to slide and cup joint guide arm 24, thereby make the valve rod 22 body keep vertical motion, avoided because the valve rod 22 shakes the holistic leakproofness of too big influence.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a be used for pneumatic single seat governing valve assembly of long-range intelligence of petrochemical industry machinery, includes upper valve lid (1), its characterized in that: the fixed welding of side of going up valve gap (1) has first fixed block (11), the lower terminal surface of going up valve gap (1) compresses tightly valve gap (12) down, the fixed welding of side of valve gap (12) has supporting shoe (13) down, bolt (14) have been cup jointed in the inside slip of first fixed block (11) and supporting shoe (13), there is nut (15) upper end of bolt (14) through threaded connection, the fixed welding of the lower terminal surface of valve gap (12) has link (2) down, the lower extreme fixedly connected with valve cap (21) of link (2), valve rod (22) have been cup jointed in the inside slip of valve cap (21), the middle part fixed welding of valve rod (22) has second fixed block (23), guide arm (24) have been cup jointed in the inside slip of both sides of second fixed block (23), spring (25) have been cup jointed in the lower extreme outside slip of guide arm (24), and a valve body (27) is connected with a screw (26) inside the side edge of the valve cap (21) through a thread.
2. The remote intelligent pneumatic single-seat regulating valve assembly for the petrochemical machinery according to claim 1, wherein: the lower end face of the first fixing block (11) is tightly attached to the supporting block (13), and the lower end face of the screw cap (15) is tightly pressed on the first fixing block (11).
3. The remote intelligent pneumatic single-seat regulating valve assembly for the petrochemical machinery according to claim 1, wherein: the first fixing block (11) and the supporting block (13) are internally provided with a groove body (16).
4. The remote intelligent pneumatic single-seat regulating valve assembly for the petrochemical machinery according to claim 1, wherein: the lower end face of the lower valve cover (12) is fixedly connected with a guide rod (24).
5. The remote intelligent pneumatic single-seat regulating valve assembly for the petrochemical machinery according to claim 1, wherein: the valve rod (22) is sleeved in the valve body (27) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900380.1U CN213512277U (en) | 2020-09-03 | 2020-09-03 | Be used for long-range pneumatic single seat governing valve assembly of petrochemical industry machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900380.1U CN213512277U (en) | 2020-09-03 | 2020-09-03 | Be used for long-range pneumatic single seat governing valve assembly of petrochemical industry machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213512277U true CN213512277U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021900380.1U Active CN213512277U (en) | 2020-09-03 | 2020-09-03 | Be used for long-range pneumatic single seat governing valve assembly of petrochemical industry machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213512277U (en) |
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2020
- 2020-09-03 CN CN202021900380.1U patent/CN213512277U/en active Active
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