CN214838732U - A longe-lived plug valve for industrial oil production - Google Patents

Abstract

The utility model relates to a plug valve field just discloses a longe-lived plug valve for industrial oil production, including valve body, flange, valve connecting pipe, a connecting plate, No. two connecting plates, its characterized in that: the surface of flange is provided with the draw-in groove, the inside of valve connecting pipe is provided with filtration, the upper end surface of a connecting plate is provided with the recess, the inside of recess is provided with the sealing washer No. one, the surface of a connecting plate, No. two connecting plates all is provided with the bolt hole, the inside of bolt hole is provided with fixing bolt, the surface of a connecting plate is provided with sealed the pad, the surface of sealed pad is provided with the through-hole, the lower extreme surface of No. two connecting plates is provided with fixation nut, fixation nut's surface is provided with the sealing washer No. two. This a longe-lived plug valve for industrial oil production possesses long service life, convenient to detach, can carry out spacing advantage to the handle.

Description

A longe-lived plug valve for industrial oil production

Technical Field

The utility model relates to a battery charging outfit field specifically is a longe-lived plug valve for industrial oil production.

Background

The plug valve is a rotary valve in a closing part or a plunger shape, and the valve which is opened or closed by rotating 90 degrees to make a passage port on the plug identical with or separated from a passage port on the valve body is an important component indispensable in industrial oil production.

Present plug valve for industrial oil production has certain drawback when using, at first contain certain precipitate in the industrial oil, debris, adsorb the inner wall at the plug valve easily, and the clearance of being not convenient for, can cause the plug valve to block up for a long time, the life of plug valve has been reduced, secondly, be through fixing bolt between valve body and the valve gap isotructure, fixation nut connects, steam in the air gets into the bolt hole easily, fixation nut is inside, can cause fixing bolt, fixation nut rusts, the later stage is not convenient for dismantle the maintenance, and finally, when the plug valve used, the handle rotated to a certain position after, can cause the influence to the flow of valve when receiving the collision, we propose a longe-lived plug valve for industrial oil production for this reason.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a longe-lived plug valve for industrial oil production, possess the precipitate, impurity filters, improve the life of plug valve, avoid fixing bolt to rust, the later stage of being convenient for is dismantled and is overhauld, can carry out spacing fixed to the valve rod, prevent the advantage of gyration, precipitate in the industrial oil has been solved, debris, adsorb easily at the inner wall of plug valve, the clearance of being not convenient for, can cause the plug valve to block up, steam in the air gets into the bolt hole easily, fixing nut is inside, can cause fixing bolt, fixing nut rusts, the dismantlement is overhauld not convenient for, the handle receives the problem that can cause the influence to the flow of valve when colliding.

(II) technical scheme

For realizing above-mentioned possessing and filtering impurity, improve the life of plug valve, avoid fixing bolt to rust, the later stage of being convenient for is dismantled and is overhauld, can carry out spacing fixed to the valve rod, prevents the purpose of gyration, the utility model provides a following technical scheme: a plug valve with long service life for industrial oil production, which comprises a valve body, a connecting flange, a valve connecting pipe, a first connecting plate and a second connecting plate, the outer surface of the connecting flange is provided with a clamping groove, the interior of the valve connecting pipe is provided with a filtering structure, the outer surface of the upper end of the first connecting plate is provided with a groove, a first sealing ring is arranged inside the groove, the outer surfaces of the first connecting plate and the second connecting plate are respectively provided with a bolt hole, a fixing bolt is arranged in each bolt hole, the outer surface of the first connecting plate is provided with a sealing gasket, the outer surface of the sealing gasket is provided with a through hole, the outer surface of the lower end of the second connecting plate is provided with a fixing nut, the outer surface of the fixing nut is provided with a second sealing ring, the upper end of the valve body is provided with a switch mechanism, and one side of the switch mechanism is provided with a limiting structure.

Preferably, the filtering structure comprises a clamping ring and a filtering pipe, a filtering net is arranged in the filtering pipe, a rubber layer is arranged on the outer surface of the filtering pipe, the filtering pipe is fixedly connected with the clamping ring, the filtering pipe is movably connected with the filtering net, the clamping ring and the filtering pipe are made of alloy materials, and the filtering pipe is fixedly connected with the rubber layer through glue.

Preferably, the filter pipe is matched with the valve connecting pipe, the clamping ring is matched with the clamping groove, the filter pipe is movably connected with the valve connecting pipe, and the connecting flange is fixedly connected with the valve connecting pipe.

Preferably, a sealing washer and recess phase-match, be swing joint between a sealing washer and the connecting plate, be fixed connection between a connecting plate and the sealed pad, fixing bolt matches with a sealing washer, bolt hole, through-hole, fixation nut, No. two sealing washer homogeneous phases.

Preferably, be fixed connection between fixation nut and the No. two sealing washers, a sealing washer, sealed pad, No. two sealing washers are the rubber material and make, the surface of No. two sealing washers laminates with the lower extreme surface of No. two connecting plates mutually.

Preferably, limit structure includes handle, stopper, the surface of handle is provided with the screw hole No. one, the upper end of handle is provided with spacing screw thread post, the surface of stopper is provided with the screw hole No. two, switching mechanism's upper end is provided with the valve rod top.

Preferably, the outer surface that the stopper is located on switching mechanism is arranged in an array, be fixed connection between switching mechanism and the stopper, be fixed connection between handle and the valve rod top.

Preferably, the limiting threaded column is matched with the first threaded hole and the second threaded hole, and the limiting block and the limiting threaded column are made of alloy materials.

(III) advantageous effects

Compared with the prior art, the utility model provides a longe-lived plug valve for industrial oil production possesses following beneficial effect:

1. this a longe-lived plug valve for industrial oil production, mutually support through draw-in groove and filtration, before the plug valve uses, earlier to plug valve installation filtration, it is corresponding with the position of valve connecting pipe to filter tube, then press the filter tube, thereby the extrusion rubber layer, make the filter tube be connected with the valve connecting pipe, at this moment, the snap ring is located inside the draw-in groove, accomplish the installation of filter tube, when the plug valve uses, the inside filter screen of filter tube can be with the precipitate in the industrial oil, debris filter comes down, prevent to get into the inside absorption of plug valve at the plug valve inner wall of plug valve, prevent that the plug valve from blockking up, thereby the life of plug valve has been improved.

2. This a longe-lived plug valve for industrial oil production, through a sealing washer, sealed the pad, mutually supporting of No. two sealing washers, when being connected valve gap structure with valve body structure, it is corresponding with a connecting plate and No. two connecting plates, and sealed the surface of pad and No. two connecting plates is laminated mutually, then place a sealing washer inside the recess, then utilize fixing bolt cooperation fixation nut to fix, No. two sealing washers of fixation nut surface laminate mutually with the surface of a connecting plate this moment, a sealing washer of rubber material, sealed the pad, No. two sealing washers, fixing bolt has been increased, the leakproofness between the nut, prevent that the steam in the air from getting into the bolt hole, inside the nut, avoid fixing bolt, fixation nut rusts the later stage and is difficult to dismantle, and the use effect is improved.

3. This a longe-lived plug valve for industrial oil production, through being provided with limit structure, when the plug valve uses, after rotatory to suitable position with the handle, make the handle corresponding with the stopper of corresponding position, and a screw hole is corresponding with No. two screw holes, then utilize the spacing screw thread post to pass a screw hole, No. two screw holes fix spacingly, can prevent that the handle from receiving the flow of colliding the plug valve and causing the influence, after the use of plug valve, take out the spacing screw thread post, make it and stopper, the handle phase separation, then recover the plug valve, then reuse the spacing screw thread post and fix spacingly, prevent the false valve, improve the result of use of plug valve.

Drawings

FIG. 1 is a schematic view of the overall structure of a long-life plug valve for industrial oil production according to the present invention;

FIG. 2 is a schematic view of the disassembly between the filter structure and the valve connecting pipe of a long-life plug valve for industrial oil production according to the present invention;

FIG. 3 is a disassembled side sectional view between the filter structure and the valve connecting tube of a long-life plug valve for industrial oil production of the present invention;

FIG. 4 is a schematic view of the disassembly among the fixing bolt, the first sealing ring and the second connecting plate of the long-life plug valve for industrial oil production of the present invention;

FIG. 5 is a side cross-sectional view of a portion of the construction of a long life plug valve for industrial oil production in accordance with the present invention;

FIG. 6 is an enlarged view of A of FIG. 5 of a long life cock valve for industrial oil production according to the present invention;

figure 7 is the utility model relates to a long-life plug valve limit structure's for industrial oil production disassembly schematic diagram.

In the figure: 1. a valve body; 2. a connecting flange; 3. a valve connecting pipe; 4. a card slot; 5. a filter structure; 51. a snap ring; 52. a filter tube; 53. a filter screen; 54. a rubber layer; 6. a first connecting plate; 7. a second connecting plate; 8. a groove; 9. a first sealing ring; 10. bolt holes; 11. fixing the bolt; 12. a gasket; 13. a through hole; 14. fixing a nut; 15. a second sealing ring; 16. a switch mechanism; 17. a limiting structure; 171. a handle; 172. a first threaded hole; 173. limiting the threaded column; 174. a limiting block; 175. a second threaded hole; 18. the top of the valve stem.

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. 1-6, a plug valve with long service life for industrial oil production comprises a valve body 1, a connecting flange 2, a valve connecting pipe 3, a first connecting plate 6 and a second connecting plate 7, wherein a clamping groove 4 is arranged on the outer surface of the connecting flange 2, a filtering structure 5 is arranged inside the valve connecting pipe 3, a groove 8 is arranged on the outer surface of the upper end of the first connecting plate 6, a first sealing ring 9 is arranged inside the groove 8, bolt holes 10 are arranged on the outer surfaces of the first connecting plate 6 and the second connecting plate 7, a fixing bolt 11 is arranged inside the bolt hole 10, a sealing gasket 12 is arranged on the outer surface of the first connecting plate 6, a through hole 13 is arranged on the outer surface of the sealing gasket 12, a fixing nut 14 is arranged on the outer surface of the lower end of the second connecting plate 7, a second sealing ring 15 is arranged on the outer surface of the fixing nut 14, and a switch mechanism 16 is arranged on the upper end of the valve body 1, a limit structure 17 is arranged on one side of the switch mechanism 16.

The filtering structure 5 comprises a clamping ring 51 and a filtering pipe 52, a filtering net 53 is arranged inside the filtering pipe 52, a rubber layer 54 is arranged on the outer surface of the filtering pipe 52, the filtering pipe 52 is fixedly connected with the clamping ring 51, the filtering pipe 52 is movably connected with the filtering net 53, the clamping ring 51 and the filtering pipe 52 are made of alloy materials, and the filtering pipe 52 is fixedly connected with the rubber layer 54 through glue; the filter pipe 52 is matched with the valve connecting pipe 3, the clamping ring 51 is matched with the clamping groove 4, the filter pipe 52 is movably connected with the valve connecting pipe 3, and the connecting flange 2 is fixedly connected with the valve connecting pipe 3; the first sealing ring 9 is matched with the groove 8, the first sealing ring 9 is movably connected with the first connecting plate 6, the first connecting plate 6 is fixedly connected with the sealing gasket 12, and the fixing bolt 11 is matched with the first sealing ring 9, the bolt hole 10, the through hole 13, the fixing nut 14 and the second sealing ring 15; the fixing nut 14 is fixedly connected with the second sealing ring 15, the first sealing ring 9, the sealing gasket 12 and the second sealing ring 15 are all made of rubber materials, and the outer surface of the second sealing ring 15 is attached to the outer surface of the lower end of the second connecting plate 7; the limiting structure 17 comprises a handle 171 and a limiting block 174, a first threaded hole 172 is formed in the outer surface of the handle 171, a limiting threaded post 173 is arranged at the upper end of the handle 171, a second threaded hole 175 is formed in the outer surface of the limiting block 174, and a valve rod top 18 is arranged at the upper end of the switch mechanism 16; the limiting blocks 174 are arranged on the outer surface of the switch mechanism 16 in an array, the switch mechanism 16 is fixedly connected with the limiting blocks 174, and the handle 171 is fixedly connected with the top 18 of the valve rod; the limit threaded post 173 is matched with the first threaded hole 172 and the second threaded hole 175, and the limit block 174 and the limit threaded post 173 are made of alloy materials.

When the plug valve is in use, the filter structure 5 is installed on the plug valve firstly through the mutual matching of the clamping groove 4 and the filter structure 5, the filter pipe 52 corresponds to the valve connecting pipe 3 in position, then the filter pipe 52 is pressed to connect the filter pipe 52 with the valve connecting pipe 3, at the moment, the clamping ring 51 is positioned inside the clamping groove 4 to complete the installation of the filter pipe 52, and when the plug valve is in use, the filter screen 53 inside the filter pipe 52 can filter sediments and sundries in industrial oil, so that the inner wall of the plug valve is prevented from scaling, the plug valve is prevented from being blocked, and the service life of the plug valve is prolonged; through the mutual matching of the first sealing ring 9, the sealing gasket 12 and the second sealing ring 15, when the valve cover structure is connected with the valve body 1 structure, the first connecting plate 6 corresponds to the second connecting plate 7, the sealing gasket 12 is attached to the outer surface of the first connecting plate 6, then the first sealing ring 9 is placed in the groove 8, then the first sealing ring is fixed by matching the fixing bolt 11 with the fixing nut 14, at the moment, the second sealing ring 15 on the outer surface of the fixing nut 14 is attached to the outer surface of the first connecting plate 6, the first sealing ring 9, the sealing gasket 12 and the second sealing ring 15 which are made of rubber increase the sealing performance between the fixing bolt 11 and the bolt hole 10 as well as between the fixing bolt and the nut, prevent water vapor in the air from entering the bolt hole 10 and the inside of the fixing nut 14, avoid the rust influence of the fixing bolt 11 and the fixing nut 14 on the disassembly and maintenance of the plug valve, and improve the use effect; when the plug valve uses, switch the plug valve through turning handle 171, when the plug valve is opened to suitable position, make handle 171 corresponding with the stopper 174 of corresponding position, and a screw hole 172 is corresponding with No. two screw holes 175, then utilize limit thread post 173 to pass a screw hole 172, No. two screw holes 175 fix spacingly, can prevent that handle 171 from causing the influence to the flow of plug valve when receiving the collision, after the use of plug valve, with limit thread post 173 from a screw hole 172, No. two screw holes 175 are inside to be taken out, then close the plug valve, then reuse limit thread post 173 to fix spacingly, prevent the open by mistake valve, improve the result of use of plug valve, and is practical.

In conclusion, before the plug valve is used, the filter structure 5 needs to be installed on the plug valve, when the filter structure 5 is installed, the filter pipe 52 corresponds to the valve connecting pipe 3 in position, then the filter pipe 52 is pressed to extrude the rubber layer 54, so that the filter pipe 52 is connected with the valve connecting pipe 3, the inner wall of the rubber layer 54 is attached to the inner wall of the valve connecting pipe 3, the clamping ring 51 is located inside the clamping groove 4, and the installation of the filter pipe 52 is completed; when the valve cover structure is connected with the valve body 1 structure, the first connecting plate 6 corresponds to the second connecting plate 7, the sealing gasket 12 is attached to the outer surface of the second connecting plate 7, the first sealing ring 9 is placed in the groove 8, the fixing bolt 11 penetrates through the bolt hole 10 and is fixed by matching with the fixing nut 14, the second sealing ring 15 on the outer surface of the fixing nut 14 is attached to the outer surface of the first connecting plate 6, the first sealing ring 9, the sealing gasket 12 and the second sealing ring 15 are made of rubber, water vapor in air can be prevented from entering the bolt hole 10 and the fixing nut 14, the fixing bolt 11 and the fixing nut 14 are prevented from rusting, later-stage disassembly and maintenance of the plug valve are facilitated, and the using effect is improved; when the plug valve is used, after the handle 171 is rotated to a proper position, the handle 171 is made to correspond to the limiting block 174 of the corresponding position, the first threaded hole 172 corresponds to the second threaded hole 175, then the first threaded hole 172 is penetrated through by the limiting threaded column 173, the second threaded hole 175 is fixed and limited, the influence on the flow of the plug valve when the handle 171 is collided can be avoided, when the plug valve is closed, the limiting threaded column 173 is taken out, the limiting threaded column is separated from the limiting block 174 and the handle 171, then the handle 171 of the plug valve is restored, then the limiting threaded column 173 is reused for fixing and limiting, the valve is prevented from being opened mistakenly, and the using effect of the plug valve is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (8)

1. The utility model provides a longe-lived plug valve for industrial oil production, includes valve body (1), flange (2), valve connecting pipe (3), connecting plate (6), No. two connecting plates (7), its characterized in that: the outer surface of the connecting flange (2) is provided with a clamping groove (4), the interior of the valve connecting pipe (3) is provided with a filtering structure (5), the outer surface of the upper end of the first connecting plate (6) is provided with a groove (8), the interior of the groove (8) is provided with a first sealing ring (9), the outer surfaces of the first connecting plate (6) and the second connecting plate (7) are both provided with bolt holes (10), the interior of the bolt holes (10) is provided with fixing bolts (11), the outer surface of the first connecting plate (6) is provided with a sealing gasket (12), the outer surface of the sealing gasket (12) is provided with through holes (13), the outer surface of the lower end of the second connecting plate (7) is provided with fixing nuts (14), the outer surface of the fixing nuts (14) is provided with a second sealing ring (15), the upper end of the valve body (1) is provided with a switch mechanism (16), and a limiting structure (17) is arranged on one side of the switch mechanism (16).

2. A long-life plug valve for industrial oil production according to claim 1, characterized in that: filtration (5) include snap ring (51), filter tube (52), the inside of filter tube (52) is provided with filter screen (53), the surface of filter tube (52) is provided with rubber layer (54), be fixed connection between filter tube (52) and snap ring (51), be swing joint between filter tube (52) and filter screen (53), snap ring (51), filter tube (52) are alloy material and make, form fixed connection through glue between filter tube (52) and rubber layer (54).

3. A long-life plug valve for industrial oil production according to claim 2, characterized in that: filter tube (52) and valve connecting pipe (3) phase-match, snap ring (51) and draw-in groove (4) phase-match, be swing joint between filter tube (52) and valve connecting pipe (3), be fixed connection between flange (2) and valve connecting pipe (3).

4. A long-life plug valve for industrial oil production according to claim 1, characterized in that: a sealing washer (9) and recess (8) phase-match, be swing joint between a sealing washer (9) and a connecting plate (6), be fixed connection between a connecting plate (6) and sealed pad (12), fixing bolt (11) and a sealing washer (9), bolt hole (10), through-hole (13), fixation nut (14), No. two sealing washer (15) homogeneous phase matchings.

5. A long-life plug valve for industrial oil production according to claim 1, characterized in that: be fixed connection between fixation nut (14) and No. two sealing washer (15), sealing washer (9), sealed pad (12), No. two sealing washer (15) are the rubber material and make, the surface of No. two sealing washer (15) is laminated with the lower extreme surface of No. two connecting plates (7) mutually.

6. A long-life plug valve for industrial oil production according to claim 1, characterized in that: the limiting structure (17) comprises a handle (171) and a limiting block (174), a first threaded hole (172) is formed in the outer surface of the handle (171), a limiting threaded column (173) is arranged at the upper end of the handle (171), a second threaded hole (175) is formed in the outer surface of the limiting block (174), and a valve rod top portion (18) is arranged at the upper end of the switch mechanism (16).

7. A long-life plug valve for industrial oil production according to claim 6, characterized in that: the outer surface that stopper (174) are located on switching mechanism (16) is the array and arranges, be fixed connection between switching mechanism (16) and stopper (174), be fixed connection between handle (171) and valve rod top (18).

8. A long-life plug valve for industrial oil production according to claim 6, characterized in that: the limiting threaded column (173) is matched with the first threaded hole (172) and the second threaded hole (175), and the limiting block (174) and the limiting threaded column (173) are made of alloy materials.

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