CN218644844U - Fluorine-lined stainless steel subsea valve - Google Patents

Abstract

The utility model belongs to the technical field of subsea valve, in particular to a fluorine-lined stainless steel subsea valve, which comprises a first barrel, wherein the bottom of the first barrel is provided with a second barrel, the bottom of the first barrel and the top of the second barrel are both fixedly connected with a flange, the surface thread of the flange is connected with a first bolt, the top of the first barrel is fixedly connected with a threaded sleeve, one side of the second barrel is connected with a water inlet pipe through a pipe, the other side of the second barrel is connected with a water outlet pipe through a pipe, the internal thread of the threaded sleeve is connected with a valve rod, the top of the valve rod passes through the top of the threaded sleeve and is fixedly connected with a handle, and the bottom of the valve rod passes through the bottom of the threaded sleeve and is fixedly connected with a valve core; impurity through filtering mechanism can detach the aquatic, has prevented that impurity from causing the damage to the inside component of second barrel, has prolonged the life of device, can prevent through waterproofing mechanism's setting that moisture from leaking the outside to first barrel through the valve rod, and then has improved the result of use of valve.

Description

Fluorine-lined stainless steel subsea valve

Technical Field

The utility model relates to a subsea valve technical field specifically is a line fluorine stainless steel subsea valve.

Background

The subsea valve is a generic name for all valves applied to underwater pipelines. The subsea valve is mainly and intensively applied to an underwater manifold and a conveying pipeline of ocean oil and gas engineering in an underwater pipeline. Meanwhile, the underwater valve is also applied to a deep sea submersible to a certain extent, and the fluorine-lined stainless steel subsea valve is formed by coating a fluorine-lined coating on the inner wall of a valve body and is used for improving the waterproof capability and the corrosion resistance capability.

The stainless steel fluorine-lined stop valve for corrosion prevention is provided by Chinese patent with application number of CN213419906U, and comprises a valve body, a valve clack, a valve rod and a hand wheel. The utility model discloses a corrosion-resistant stainless steel lining fluorine stop valve aims at providing the corruption that can strengthen operating mode installation environment, improves the whole corrosion resisting property of product. The problem that the driving function is corroded to cause function reduction or failure when the sealing performance of the product is still good is avoided.

The existing fluorine-lined stainless steel subsea valve cannot filter water entering the valve body, so that impurities in the water enter the valve body and then the valve body is easily damaged, and the water resistance between the valve rod and the valve body is poor, so that water in the valve body leaks to the outside of the valve body, and further the using effect of the valve body is influenced; accordingly, a fluorine-lined stainless steel subsea valve has been proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solved and to have filtered the water that enters into the valve body inside to aquatic impurity easily damages the valve body after entering into the valve body, and waterproof nature between valve rod and the valve body is not good, thereby makes the inside moisture of valve body leak the outside of valve body, and then has influenced the result of use's of valve body problem, the utility model provides a lining fluorine stainless steel subsea valve.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a lining fluorine stainless steel subsea valve, including first barrel, the bottom of first barrel is provided with the second barrel, the bottom of first barrel and the top of second barrel all fixedly connected with flange, the surface threaded connection of flange has first bolt, the top fixedly connected with thread bush of first barrel, one side pipe joint of second barrel has the inlet tube, the other side pipe joint of second barrel has the outlet pipe, the internal thread connection of thread bush has the valve rod, the top of valve rod passes the top of thread bush and fixedly connected with handle, the bottom of valve rod passes the bottom of thread bush and fixedly connected with case, the case is located the inside of second barrel, the inside roof of first barrel is provided with waterproof mechanism, waterproof mechanism is located the outside of valve rod, common elastic connection has the spring between the bottom of waterproof mechanism and the top of case, and the spring housing is located the outside of valve rod, the inside of inlet tube is provided with filter mechanism, when needing to open the valve, drive the valve rod through the handle and rotate in the inside of thread bush to make the valve rod move from top to bottom to top to bottom, and the valve rod drives the valve rod to block up and then the inlet tube through the water flow of the second barrel, and water flow is prevented from entering through the filter mechanism by the water inlet tube when the water flow of the first barrel, thereby having caused revealing of valve, having influenced the result of use of valve, when needs close the valve, through the counter-rotating handle for the valve rod drives case downstream, up to plugging up one side of inlet tube, and then can make rivers can not follow the inlet tube and pass through, thereby has reached the effect of closing the valve, can prevent through the effect of first sealing washer that the gap between case and the second barrel from leaking.

Preferably, the outer surface of the valve core is fixedly connected with a first sealing ring, and the outer surface of the first sealing ring is abutted against the inner surface of the second cylinder.

Preferably, the filter mechanism includes the filter, filter fixed connection is in the inside of inlet tube, one side of filter is rotated and is connected with the pivot, the one end fixedly connected with baffle of pivot, one side fixedly connected with blade of baffle, just the quantity of blade sets up to a plurality ofly.

Preferably, one side fixedly connected with connecting rod of baffle, the one end fixedly connected with cleaning plate of connecting rod, just one side of cleaning plate and the surface butt of filter, when filtering through filtering mechanism, in the inlet tube, rivers enter into the inside of second barrel after passing through the filtration of filter to can detach the impurity of aquatic, prevented that impurity from causing the damage to the inside component of second barrel, the life of device has been prolonged, because rivers make the blade rotate through making, thereby connecting rod on the baffle drives the cleaning plate and moves, the cleaning plate of motion can clear up the impurity on the filter plate surface, thereby can prevent that the filter from being blockked up, and then the filter effect of filter has been improved.

Preferably, waterproofing mechanism includes the waterproof case, the top fixed connection of waterproof case in the inside roof of first barrel, the waterproof case is located the outside of valve rod, the bottom of waterproof case is provided with the lid, the equal fixedly connected with mounting panel in surface of waterproof case and lid, the surperficial threaded connection of mounting panel has the second bolt.

Preferably, the bottom fixedly connected with second sealing washer of lid, just the internal surface of second sealing washer and the surperficial butt of valve rod, the inside packing of buckler has the drier, the aperture has been seted up to the inner wall of buckler, when waterproof through waterproofing mechanism, utilize the second sealing washer to block up the gap between valve rod and the lid, make most moisture can not spill the outside of first barrel through the gap of valve rod, the moisture that a small part passed the second sealing washer enters into the inboard of buckler, and enter into the inside of buckler through the aperture, last a small part of water passes through the drier and absorbs, and then can prevent that moisture from leaking the outside of second barrel, when needs are changed the drier, make separation between lid and the buckler through revolving the second bolt, then change the drier in the buckler, fix through second bolt processing mounting panel at last, can fix lid and buckler before promptly, can prevent moisture through leaking the outside of first barrel through the setting of waterproofing valve rod mechanism, and then improved the result of use of valve.

The utility model discloses an useful part lies in:

1. the utility model discloses a filtering mechanism, when filtering through filtering mechanism, in the inlet tube, rivers enter into the inside of second barrel after passing through the filtration of filter, thereby can detach the impurity of aquatic, prevented that impurity from causing the damage to the inside component of second barrel, the life of device has been prolonged, because the process of rivers makes the blade rotate, thereby connecting rod on the baffle drives the clearance board and moves, the clearance board of motion can be cleared up the impurity on filter plate surface, thereby can prevent that the filter from being blockked up, and then the filtration effect of filter has been improved.

2. The utility model discloses a waterproofing mechanism, when waterproof through waterproofing mechanism, utilize the second sealing washer to block up the gap between valve rod and the lid, make most moisture can not spill the outside of first barrel through the gap of valve rod, the moisture that the second sealing washer was passed to a small part enters into the inboard of buckler, and enter into the inside of buckler through the aperture, last small part of water absorbs through the drier, and then can prevent that moisture from leaking the outside of second barrel, when needs are changed the drier, make separation between lid and the buckler through twisting the second bolt soon, then change the drier in the buckler, fix through second bolt processing mounting panel at last, can fix before lid and the buckler promptly, can prevent through waterproofing mechanism's setting that moisture from leaking the outside of first barrel through the valve rod, and then improved the result of use of valve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall front sectional view of the present invention;

FIG. 3 is a schematic view of the filtering mechanism of the present invention;

FIG. 4 is a schematic view of the overall structure of the waterproof mechanism of the present invention;

fig. 5 is the schematic diagram of the internal structure of the waterproof mechanism of the present invention.

In the figure: 1. a first cylinder; 2. a second cylinder; 3. a flange; 4. a first bolt; 5. a threaded sleeve; 6. a water inlet pipe; 7. a water outlet pipe; 8. a valve stem; 9. a handle; 10. a valve core; 11. a waterproof mechanism; 111. a waterproof shell; 112. a cover body; 113. mounting a plate; 114. a second bolt; 115. a second seal ring; 116. a desiccant; 117. a small hole; 12. a spring; 13. a filtering mechanism; 131. a filter plate; 132. a rotating shaft; 133. a baffle plate; 134. a blade; 135. a connecting rod; 136. cleaning the plate; 14. a first seal ring.

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 of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-5, a fluorine-lined stainless steel subsea valve comprises a first cylinder 1, a second cylinder 2 is disposed at the bottom of the first cylinder 1, a flange 3 is fixedly connected to both the bottom end of the first cylinder 1 and the top end of the second cylinder 2, a first bolt 4 is connected to the surface of the flange 3 in a threaded manner, a threaded sleeve 5 is fixedly connected to the top of the first cylinder 1, a water inlet pipe 6 is connected to one side of the second cylinder 2 in a pipe manner, a water outlet pipe 7 is connected to the other side of the second cylinder 2 in a pipe manner, a valve rod 8 is connected to the internal thread of the threaded sleeve 5, a handle 9 is fixedly connected to the top end of the valve rod 8 through the top of the threaded sleeve 5, a valve core 10 is fixedly connected to the bottom of the threaded sleeve 5, the valve core 10 is disposed inside the second cylinder 2, a waterproof mechanism 11 is disposed on the top wall inside the first cylinder 1, the waterproof mechanism 11 is disposed outside the valve rod 8, the spring 12 is elastically connected between the bottom of the waterproof mechanism 11 and the top of the valve core 10, the spring 12 is sleeved outside the valve rod 8, the filter mechanism 13 is arranged inside the water inlet pipe 6, when the valve needs to be opened, the valve rod 8 is driven to rotate inside the threaded sleeve 5 by screwing the handle 9, so that the valve rod 8 moves up and down, the valve rod 8 drives the valve core 10 to move up and down, one side of the water inlet pipe 6 is not blocked until the valve core 10 is driven upwards, then the water flow can enter the inside of the second cylinder 2 through the water inlet pipe 6, then the water flow is discharged through the water outlet pipe 7, the water entering the inside of the second cylinder 2 is filtered through the filter mechanism 13 when the water flow passes through the water inlet pipe 6, the submarine impurities are prevented from entering the inside of the second cylinder 2 to damage parts, the mode mechanism can prevent the water from entering the first cylinder 1, flow through the gap between valve rod 8 and the first barrel 1 again, thereby the revealing of valve has been caused, the result of use of valve has been influenced, when the valve is closed to needs, through reverse rotation handle 9, make valve rod 8 drive case 10 downstream, up to plugging up one side of inlet tube 6, and then can make rivers can not follow and pass through in the inlet tube 6, thereby the effect of closing the valve has been reached, can prevent through the effect of first sealing washer 14 that the gap between case 10 and the second barrel 2 from leaking.

Wherein, the outer surface of the valve core 10 is fixedly connected with a first sealing ring 14, and the outer surface of the first sealing ring 14 is abutted against the inner surface of the second cylinder 2.

Wherein, filtering mechanism 13 includes filter 131, and filter 131 fixed connection is in the inside of inlet tube 6, and one side of filter 131 is rotated and is connected with pivot 132, the one end fixedly connected with baffle 133 of pivot 132, one side fixedly connected with blade 134 of baffle 133, and the quantity of blade 134 sets up to a plurality ofly.

Wherein, one side fixedly connected with connecting rod 135 of baffle 133, the one end fixedly connected with cleaning plate 136 of connecting rod 135, and one side of cleaning plate 136 and filter 131's surperficial butt, when filtering through filtering mechanism 13, in the inlet tube 6, rivers enter into the inside of second barrel 2 after passing through the filtration of filter 131, thereby can detach the impurity of aquatic, impurity has been prevented from causing the damage to the inside component of second barrel 2, the life of device has been prolonged, because rivers's process makes blade 134 rotate, thereby connecting rod 135 on the baffle 133 drives cleaning plate 136 and moves, the impurity on filter 131 surface can be cleared up to the cleaning plate 136 of motion, thereby can prevent that baffle 131 from being blockked up, and then the filter effect of filter 131 has been improved.

Wherein, waterproofing mechanism 11 includes waterproof housing 111, and waterproof housing 111's top fixed connection is in the inside roof of first barrel 1, and waterproof housing 111 is located the outside of valve rod 8, and waterproof housing 111's bottom is provided with lid 112, and waterproof housing 111 and lid 112's the equal fixedly connected with mounting panel 113 in surface, mounting panel 113's surperficial threaded connection has second bolt 114.

The bottom of the cover 112 is fixedly connected with a second sealing ring 115, the inner surface of the second sealing ring 115 is abutted against the surface of the valve rod 8, a drying agent 116 is filled in the waterproof shell 111, a small hole 117 is formed in the inner wall of the waterproof shell 111, when waterproofing is performed through the waterproofing mechanism 11, the gap between the valve rod 8 and the cover 112 is blocked by the second sealing ring 115, most of moisture cannot leak out of the first cylinder 1 through the gap of the valve rod 8, a small part of moisture passing through the second sealing ring 115 enters the inner side of the waterproof shell 111 and enters the inside of the waterproof shell 111 through the small hole 117, finally, a small part of water is absorbed through the drying agent 116, so that moisture can be prevented from leaking out of the second cylinder 2, when the drying agent 116 needs to be replaced, the cover 112 and the waterproof shell 111 are separated by screwing the second bolt 114, then the drying agent 116 in the waterproof shell 111 is replaced, finally, the mounting plate 113 is processed through the second bolt 114 for fixing, namely, the cover 112 and the waterproof shell 111 can be fixed, moisture can be prevented from leaking out of the first cylinder 1 through the arrangement of the waterproofing mechanism 11, and the use effect of the valve can be improved.

The working principle is as follows: when the valve needs to be opened, the valve rod 8 is driven to rotate inside the threaded sleeve 5 through the screwing handle 9, so that the valve rod 8 moves up and down, meanwhile, the valve rod 8 drives the valve core 10 to move up and down, and one side of the water inlet pipe 6 is not blocked until the valve core 10 is driven upwards, so that water flow can enter the inside of the second cylinder 2 through the water inlet pipe 6 and then is discharged through the water outlet pipe 7, the water entering the inside of the second cylinder 2 is filtered through the filtering mechanism 13 when passing through the water inlet pipe 6, and submarine impurities are prevented from entering the inside of the second cylinder 2 to damage parts, and by means of the mode mechanism, the water can be prevented from entering the first cylinder 1 and then flowing out through a gap between the valve rod 8 and the first cylinder 1, so that the valve is leaked, the using effect of the valve is influenced, when the valve needs to be closed, the valve rod 8 drives the valve core 10 to move downwards by reversely rotating the handle 9 until one side of the water inlet pipe 6 is blocked, so that the water flow can not pass through the water inlet pipe 6, and the effect of the valve is achieved, and the effect of closing the valve can be prevented by the gap between the first sealing ring 14 and the second cylinder 2;

when the water is filtered by the filtering mechanism 13, in the water inlet pipe 6, the water flow enters the inside of the second cylinder 2 after being filtered by the filtering plate 131, so that impurities in the water can be removed, the impurities are prevented from damaging elements inside the second cylinder 2, the service life of the device is prolonged, the blades 134 are rotated by the water flow, the connecting rod 135 on the baffle 133 drives the cleaning plate 136 to move, the moving cleaning plate 136 can clean the impurities on the surface of the filtering plate 131, the filtering plate 131 can be prevented from being blocked, and the filtering effect of the filtering plate 131 is improved;

when waterproofing is performed by the waterproofing mechanism 11, the gap between the valve rod 8 and the cover body 112 is blocked by the second sealing ring 115, most of the moisture cannot leak out of the first cylinder 1 through the gap of the valve rod 8, less of the moisture passing through the second sealing ring 115 enters the inner side of the waterproof shell 111, and enters the inside of the waterproof shell 111 through the small hole 117, and finally, less of the water is absorbed by the desiccant 116, so that the moisture can be prevented from leaking out of the second cylinder 2, when the desiccant 116 needs to be replaced, the cover body 112 and the waterproof shell 111 are separated by screwing the second bolt 114, then the desiccant 116 in the waterproof shell 111 is replaced, and finally, the mounting plate 113 is processed by the second bolt 114 to be fixed, namely, the cover body 112 and the waterproof shell 111 can be fixed in front, the moisture can be prevented from leaking out of the first cylinder 1 through the valve rod 8 by setting the waterproofing mechanism 11, and the use effect of the valve is further improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. A fluorine-lined stainless steel subsea valve comprising a first barrel (1), characterized in that: the bottom of the first cylinder (1) is provided with a second cylinder (2), the bottom end of the first cylinder (1) and the top end of the second cylinder (2) are both fixedly connected with flanges (3), the surface of the flange (3) is connected with a first bolt (4) in a threaded manner, the top of the first cylinder (1) is fixedly connected with a threaded sleeve (5), a water inlet pipe (6) is connected with one side pipe of the second cylinder body (2), the other side of the second cylinder (2) is connected with a water outlet pipe (7) in a pipe way, the internal thread of the thread bush (5) is connected with a valve rod (8), the top end of the valve rod (8) penetrates through the top of the threaded sleeve (5) and is fixedly connected with a handle (9), the bottom end of the valve rod (8) penetrates through the bottom of the threaded sleeve (5) and is fixedly connected with a valve core (10), the valve core (10) is positioned in the second cylinder (2), the top wall in the first cylinder (1) is provided with a waterproof mechanism (11), the waterproof mechanism (11) is positioned outside the valve rod (8), a spring (12) is elastically connected between the bottom of the waterproof mechanism (11) and the top of the valve core (10) together, and the spring (12) is sleeved outside the valve rod (8), and a filtering mechanism (13) is arranged inside the water inlet pipe (6).

2. The fluorine lined stainless steel subsea valve of claim 1, wherein: the outer surface of the valve core (10) is fixedly connected with a first sealing ring (14), and the outer surface of the first sealing ring (14) is abutted against the inner surface of the second cylinder (2).

3. The fluorine lined stainless steel subsea valve of claim 1, wherein: filtering mechanism (13) are including filter (131), filter (131) fixed connection is in the inside of inlet tube (6), one side of filter (131) is rotated and is connected with pivot (132), one end fixedly connected with baffle (133) of pivot (132), one side fixedly connected with blade (134) of baffle (133), just the quantity of blade (134) sets up to a plurality ofly.

4. A fluorine lined stainless steel subsea valve according to claim 3, characterized in that: one side fixedly connected with connecting rod (135) of baffle (133), the one end fixedly connected with cleaning plate (136) of connecting rod (135), just one side of cleaning plate (136) and the surface butt of filter (131).

5. The fluorine lined stainless steel subsea valve of claim 1, wherein: waterproof mechanism (11) are including waterproof case (111), the top fixed connection of waterproof case (111) is in the inside roof of first barrel (1), waterproof case (111) are located the outside of valve rod (8), the bottom of waterproof case (111) is provided with lid (112), the equal fixedly connected with mounting panel (113) in surface of waterproof case (111) and lid (112), the surface threaded connection of mounting panel (113) has second bolt (114).

6. The fluorine lined stainless steel subsea valve of claim 5, wherein: the bottom of lid (112) is fixedly connected with second sealing washer (115), just the internal surface of second sealing washer (115) and the surface butt of valve rod (8), the inside packing of waterproof case (111) has drier (116), aperture (117) have been seted up to the inner wall of waterproof case (111).

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