CN215487948U - Marine valve rod executor shock attenuation fixing device - Google Patents
Marine valve rod executor shock attenuation fixing device Download PDFInfo
- Publication number
- CN215487948U CN215487948U CN202120018310.1U CN202120018310U CN215487948U CN 215487948 U CN215487948 U CN 215487948U CN 202120018310 U CN202120018310 U CN 202120018310U CN 215487948 U CN215487948 U CN 215487948U
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- Prior art keywords
- valve rod
- valve
- fixedly arranged
- fixing device
- marine
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- 230000035939 shock Effects 0.000 title abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a marine valve rod actuator damping and fixing device which comprises a valve body, wherein a valve cover is fixedly arranged at the bottom end of the valve body, a valve rod is fixedly arranged at the top of the valve body, a reducer is arranged in the valve rod sleeve, a bearing is fixedly arranged on one side of the bottom of the reducer, a coupler is arranged on one side of the bottom of the bearing, a sealing ring is arranged on one side of the bottom of the coupler, hydraulic cylinders are fixedly arranged on two sides of the sealing ring respectively, guide rods are fixedly arranged in the hydraulic cylinders respectively, pistons are arranged in the guide rod sleeve in a sleeved mode, piston rods are fixedly arranged between the pistons, oil control pipes are fixedly arranged at one ends of the hydraulic cylinders far away from the sealing ring respectively, and end covers are fixedly arranged at the other ends of the oil control pipes respectively. This kind of marine valve rod executor shock attenuation fixing device, simple structure is reasonable, and the modern design has effectively solved current most marine valve rod executor and has lacked shock attenuation and fixing device, and marine valve rod executor bears great stress, the problem of damage more easily, has higher practical value.
Description
Technical Field
The utility model relates to the field of marine valve rod actuators, in particular to a shock absorption fixing device for a marine valve rod actuator.
Background
The actuator is an essential component of the control valve. It is used to receive the control signal from the controller and change the size of the controlled medium to maintain the controlled variable at the required value or in certain range. The actuators can be classified into pneumatic, hydraulic and electric according to their energy forms. The pneumatic actuator uses compressed air as energy source, and features simple structure, reliable and stable action, large output thrust, convenient maintenance, fire and explosion prevention and low cost, so that it may be used widely in chemical, paper making, oil refining and other production processes. Even when using an electric gauge or computer control, the pneumatic actuator may still be used as long as the electrical signal is converted to a standard pneumatic signal of 20-100kPa via an electro-pneumatic transducer or an electro-pneumatic valve positioner. The electric actuator has the advantages of convenient energy source taking, rapid signal transmission, complex structure and poor explosion-proof performance. The hydraulic actuator is basically not used in the production processes of chemical engineering, oil refining and the like, and is characterized by very large output thrust.
The marine valve rod executor shock attenuation fixing device among the prior art has following not enough: for land valve, except that the requirement for valve performance is higher, the environment that its used is more abominable than land valve, because space teaching on the ship is little, marine valve rod executor uses many times, because high-pressure rivers can produce a large amount of vibrations from top to bottom to the valve, and the phenomenon of this kind of vibrations influences marine valve rod executor greatly, causes the phenomenon of fixing unstably to the executor, makes the executor bear great stress, damages more easily. Therefore, the ship valve rod actuator damping and fixing device is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a shock absorption fixing device for a marine valve rod actuator, which comprises a valve body, wherein a valve cover is fixedly arranged at the bottom end of the valve body, a valve rod is fixedly arranged at the top of the valve body, a reducer is arranged in a valve rod sleeve, a bearing is fixedly arranged on one side of the bottom of the reducer, a coupler is arranged on one side of the bottom of the bearing, a sealing ring is arranged on one side of the bottom of the coupler, hydraulic cylinders are fixedly arranged on two sides of the sealing ring, guide rods are fixedly arranged in the hydraulic cylinders, pistons are arranged in the guide rod sleeve, piston rods are fixedly arranged between the pistons, oil control pipes are fixedly arranged at one ends of the hydraulic cylinders far away from the sealing ring, and end covers are fixedly arranged at the other ends of the oil control pipes.
As a preferred technical scheme of the utility model, a lifting lug is fixedly installed on the outer side of the valve body and is fixedly connected with the valve body and the bearing in a welding mode.
As a preferred technical scheme of the present invention, an extrusion plate is fixedly mounted at a bottom end of the valve rod, an actuator body is disposed at a bottom end of the extrusion plate, a fixed block is fixedly disposed at one side of the actuator body, and a pipeline is disposed at one side of a bottom of the actuator body.
As a preferable technical scheme of the utility model, the top end of the valve rod is fixedly provided with a manual rotating wheel, the surface of the manual rotating wheel is provided with anti-skid threads, and the manual rotating wheel is in transmission connection with the bearing through a speed reducer.
According to a preferable technical scheme of the utility model, the fixing blocks are provided with a plurality of supporting rods, the top of each fixing block is fixedly provided with a supporting rod, the bottom ends of the supporting rods are fixedly provided with cross rods, the cross rods are arranged among a group of supporting rods in a penetrating manner, and the bottom of each fixing block is fixedly provided with a supporting plate.
As a preferred technical scheme of the utility model, a sealing sleeve is arranged in the valve body, and the valve body and the valve rod are both made of metal materials and are sprayed with corrosion-resistant paint on the surfaces.
As a preferable technical scheme of the utility model, a transmission pin penetrates through one side of the piston rod, a pin hole is formed in the middle of the shaft section of the piston rod, the transmission pin penetrates through the pin hole, and the piston rod is in transmission connection with the valve rod through the transmission pin.
As a preferred technical scheme of the utility model, a plurality of through holes are formed in the valve cover, screws penetrate through the through holes, and the valve cover is fixedly arranged at the bottom of the valve body through the screws.
The utility model has the beneficial effects that:
1. this kind of marine valve rod executor shock attenuation fixing device through installing damper under the stripper plate, can cushion the vibrations that the valve body probably appears when using, prevents that the executor from causing fixed unstable phenomenon.
2. According to the marine valve rod actuator damping and fixing device, the sealing ring is installed on one side of the bottom of the coupler, water inflow of the valve body is prevented, the phenomenon that the valve and the valve rod are corroded after being used for a period of time is avoided, and the using time of the device is prolonged.
3. This kind of marine valve rod executor shock attenuation fixing device has manual runner through the top fixed mounting of valve rod, the position of the manual regulation executor body of being convenient for to the executor is fixed in the valve body.
This kind of marine valve rod executor shock attenuation fixing device, simple structure is reasonable, and convenient to use has effectively solved current most marine valve rod executor and has lacked shock attenuation and fixing device, and marine valve rod executor bears great stress, the problem of damage more easily, has higher practical value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a perspective view of a marine valve stem actuator shock absorbing mounting arrangement of the present invention;
FIG. 2 is a cross-sectional view of a marine valve stem actuator shock absorbing mounting arrangement of the present invention;
fig. 3 is an enlarged structural view of a position a of the shock absorption fixing device of the marine valve rod actuator.
In the figure: 1. a valve body; 2. a valve stem; 3. a manual runner; 4. a hydraulic cylinder; 5. controlling an oil pipe; 6. an end cap; 7. a piston; 8. a valve cover; 9. a speed reducer; 10. a bearing; 11. a coupling; 12. a seal ring; 13. a guide bar; 14. a piston rod; 15. a pressing plate; 16. an actuator body; 17. a pipeline; 18. a screw; 19. lifting lugs; 20. a fixed block; 21. a support bar; 22. A cross bar; 23. a support plate; 24. a drive pin.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-3, the marine valve rod actuator damping and fixing device comprises a valve body 1, a valve cover 8 is fixedly arranged at the bottom end of the valve body 1, a valve rod 2 is fixedly arranged at the top of the valve body 1, a reducer 9 is sleeved on the valve rod 2, a bearing 10 is fixedly arranged at one side of the bottom of the reducer 9, a coupler 11 is arranged at one side of the bottom of the bearing 10, a sealing ring 12 is arranged at one side of the bottom of the coupler 11, hydraulic cylinders 4 are fixedly arranged at two sides of the sealing ring 12, guide rods 13 are fixedly arranged in the hydraulic cylinders 4, pistons 7 are sleeved on the guide rods 13, piston rods 14 are fixedly arranged between the pistons 7, oil control pipes 5 are fixedly arranged at one ends of the hydraulic cylinders 4 far away from the sealing ring 12, and end covers 6 are fixedly arranged at the other ends of the oil control pipes 5.
Wherein, the lifting lug 19 is fixedly installed on the outer side of the valve body 1, and the lifting lug 19 is fixedly connected with the valve body 1 and the bearing 10 in a welding mode, so that the structural strength of the valve body is effectively improved, and the service life of the valve body is further improved.
Wherein, 2 bottom fixed mounting of valve rod has stripper plate 15, and stripper plate 15 bottom is provided with executor body 16, and one side of executor body 16 is fixed and is provided with fixed block 20, and 16 bottom one sides of executor body are provided with pipeline 17, fix the executor body, prevent that the executor body from causing the damage in the valve vibrations.
Wherein, valve rod 2 top fixed mounting has manual runner 3, and 3 surfaces of manual runner are provided with anti-skidding screw thread, and manual runner 3 is connected with the transmission of bearing 10 through reduction gear 9, prevents to use the condition that manual runner skidded to appear.
Wherein, the fixed block 20 is provided with a plurality ofly, and the fixed bracing piece 21 that is provided with in fixed block 20 top, the bottom fixed mounting of bracing piece 21 has horizontal pole 22, and horizontal pole 22 all runs through to be installed between a set of bracing piece 21, and the bottom fixed mounting of fixed block 20 has backup pad 23.
Wherein, the inside seal cover that is provided with of valve body 1, valve body 1 and valve rod 2 are made by the metal material and the surface spraying has corrosion-resistant paint, increases the life of device.
Wherein, the drive pin 24 has run through to piston rod 14 one side, and the pinhole has been seted up in the middle part of the 14 sections of piston rod, and drive pin 24 runs through inside the pinhole, and piston rod 14 passes through drive pin 24 and valve rod 2 transmission connection.
Wherein, seted up a plurality of through-holes on the valve gap 8, the through-hole is inside to run through there is screw 18, and valve gap 8 passes through screw 18 fixed mounting in the bottom of valve body 1, fixes valve body and valve gap, also can dismantle the valve gap when the valve body breaks down and maintain.
The working principle is as follows: this kind of marine valve rod executor shock attenuation fixing device during operation, 4 one ends oil intakes of pneumatic cylinder of both sides, the other end produces oil for piston rod 14 moves to one end, rotates manual runner 3 and drives valve rod 2 through reduction gear 9 and slowly move down, and then drive executor body 16 under stripper plate 15 and move pipeline 17 downwards, and fixed 20, bracing piece 21 and horizontal pole 22 constitute buffering damper, fix and the shock attenuation to executor body 16. The marine valve rod actuator damping and fixing device is fixedly connected with the valve body 1 and the bearing 10 through the lifting lugs 19 in a welding mode, so that the structural strength of the valve body is effectively improved, and the service life of the valve body is further prolonged; a fixed block 20 is fixedly arranged on one side of the actuator body 16 to fix the actuator body, so that the actuator body is prevented from being damaged in the vibration of the valve; the anti-skidding threads are arranged on the surface of the manual rotating wheel 3, so that the situation of skidding when the manual rotating wheel is used is prevented; make and the surface spraying has corrosion-resistant paint by metal material through valve body 1 and valve rod 2, increase the life of device. The sealing ring 12 is arranged on one side of the bottom of the coupler 11, so that water is prevented from entering the valve body, the phenomenon that the valve and the valve rod are corroded after being used for a period of time is avoided, and the using time of the device is prolonged; the device simple structure is reasonable, and convenient to use has effectively solved current most marine valve rod executor and has lacked shock attenuation and fixing device, and marine valve rod executor bears great stress, the problem of damage more easily, has higher practical value.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The marine valve rod actuator damping and fixing device comprises a valve body (1) and is characterized in that a valve cover (8) is fixedly arranged at the bottom end of the valve body (1), a valve rod (2) is fixedly arranged at the top of the valve body (1), a speed reducer (9) is sleeved on the valve rod (2), a bearing (10) is fixedly arranged on one side of the bottom of the speed reducer (9), a coupler (11) is arranged on one side of the bottom of the bearing (10), a sealing ring (12) is arranged on one side of the bottom of the coupler (11), hydraulic cylinders (4) are fixedly arranged on two sides of the sealing ring (12), guide rods (13) are fixedly arranged in the hydraulic cylinders (4), pistons (7) are sleeved on the guide rods (13), piston rods (14) are fixedly arranged between the pistons (7), and oil control pipes (5) are fixedly arranged at one ends, far away from the sealing ring (12), of the hydraulic cylinders (4), and the other end of the oil control pipe (5) is fixedly provided with an end cover (6).
2. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a lifting lug (19) is fixedly mounted on the outer side of the valve body (1), and the lifting lug (19) is fixedly connected with the valve body (1) and the bearing (10) in a welding manner.
3. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a squeeze plate (15) is fixedly mounted at the bottom end of the valve rod (2), an actuator body (16) is arranged at the bottom end of the squeeze plate (15), a fixed block (20) is fixedly arranged at one side of the actuator body (16), and a pipeline (17) is arranged at one side of the bottom of the actuator body (16).
4. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a manual rotating wheel (3) is fixedly mounted at the top end of the valve rod (2), anti-skid threads are arranged on the surface of the manual rotating wheel (3), and the manual rotating wheel (3) is in transmission connection with a bearing (10) through a speed reducer (9).
5. The marine valve rod actuator damping and fixing device as claimed in claim 3, wherein a plurality of fixing blocks (20) are provided, a support rod (21) is fixedly provided at the top of the fixing block (20), a cross rod (22) is fixedly mounted at the bottom end of the support rod (21), the cross rods (22) are all penetratingly mounted between a set of support rods (21), and a support plate (23) is fixedly mounted at the bottom of the fixing block (20).
6. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a sealing sleeve is arranged inside the valve body (1), and the valve body (1) and the valve rod (2) are both made of metal materials and are coated with corrosion-resistant paint on the surfaces.
7. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a transmission pin (24) penetrates through one side of the piston rod (14), a pin hole is formed in the middle of the shaft section of the piston rod (14), the transmission pin (24) penetrates through the pin hole, and the piston rod (14) is in transmission connection with the valve rod (2) through the transmission pin (24).
8. The marine valve rod actuator damping and fixing device as claimed in claim 1, wherein a plurality of through holes are formed in the valve cover (8), screws (18) penetrate through the through holes, and the valve cover (8) is fixedly mounted at the bottom of the valve body (1) through the screws (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120018310.1U CN215487948U (en) | 2021-01-06 | 2021-01-06 | Marine valve rod executor shock attenuation fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120018310.1U CN215487948U (en) | 2021-01-06 | 2021-01-06 | Marine valve rod executor shock attenuation fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215487948U true CN215487948U (en) | 2022-01-11 |
Family
ID=79760592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120018310.1U Expired - Fee Related CN215487948U (en) | 2021-01-06 | 2021-01-06 | Marine valve rod executor shock attenuation fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215487948U (en) |
-
2021
- 2021-01-06 CN CN202120018310.1U patent/CN215487948U/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: 20220111 |