CN212928971U

CN212928971U - Be suitable for hydraulic engineering's rust-resistant valve

Info

Publication number: CN212928971U
Application number: CN202020794744.6U
Authority: CN
Inventors: 曹阳
Original assignee: Xinghua Sanshi Casting Co ltd
Current assignee: Xinghua Sanshi Casting Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-04-09
Anticipated expiration: 2030-05-14

Abstract

The utility model relates to the technical field of valves, and discloses an antirust valve suitable for hydraulic engineering, which comprises a valve seat, a water inlet, a water outlet, a hand wheel, a valve rod nut and a valve rod, wherein the left side of the valve seat is provided with the water inlet, the right side of the valve seat is provided with the water outlet, the upper end of the valve seat is fixedly connected with a cavity chamber, the upper end of the cavity chamber is fixedly connected with a valve cover, the upper end inside the valve cover is provided with a cavity chamber, the bottom end inside the cavity chamber is provided with an oil storage chamber, the left side of the oil storage chamber is connected with an oil delivery pipe, the antirust valve suitable for hydraulic engineering is characterized in that the antirust valve is provided with a sealing piston, the oil delivery pipe, the cavity chamber, the oil storage chamber, an upper sealing ring, a lower sealing ring and a drying agent by utilizing the mutual cooperation effect among the sealing piston, and secondly, the humidity in the valve can be reduced, the dryness of the valve is improved, and the anti-rust effect is further improved.

Description

Be suitable for hydraulic engineering's rust-resistant valve

Technical Field

The utility model relates to the technical field of valves, specifically be a be suitable for hydraulic engineering's rust-resistant valve.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be divided into the following parts according to functions: shut-off valves, check valves, regulating valves, etc. are also used in hydraulic engineering, and although there are many kinds of valves, they still cannot meet the needs of users.

The existing valve cannot efficiently prevent rust, friction loss between parts is high, the service life of the valve is shortened, and then humidity in the valve is high in hydraulic engineering, so that dryness of the valve is low, and the possibility of rusting is further improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a be suitable for hydraulic engineering's rust-resistant valve has solved current valve, and when using, unable high-efficient rust-resistant, and the friction loss between the part is higher, has shortened the life of valve, secondly in hydraulic engineering, humidity in the valve is great, and the degree of dryness that leads to the valve is low, has further improved the problem of rusty possibility.

The utility model provides a following technical scheme: an antirust valve suitable for hydraulic engineering comprises a valve seat, a water inlet, a water outlet, a hand wheel, a valve rod nut and a valve rod, the left side of the valve seat is provided with a water inlet, the right side of the valve seat is provided with a water outlet, the upper end of the valve seat is fixedly connected with a cavity chamber, the upper end of the hollow chamber is fixedly connected with a valve cover, the upper end inside the valve cover is provided with a hollow chamber, an oil storage chamber is arranged at the bottom end inside the empty chamber, an oil delivery pipe is connected to the left side of the oil storage chamber, one end of the oil delivery pipe penetrates through the empty chamber, and extends to the outer side of the valve cover, the upper end of the hand wheel is provided with a valve rod nut which is connected with the valve rod, the lower end of the valve rod sequentially penetrates through the hand wheel, the valve cover, the empty chamber, the oil storage chamber and the empty chamber from top to bottom, the lowermost end of the valve rod is sleeved with a valve core, and the lower end in the valve cover is filled with a drying agent.

Preferably, the tail end of the oil conveying pipe is provided with a sealing piston.

Preferably, the valve core is in an arrow shape, a triangular notch is formed in the middle of the valve seat, and the valve core is matched with the triangular notch.

Preferably, an upper sealing ring is arranged at the joint of the valve rod and the upper end of the oil storage chamber.

Preferably, a lower sealing ring is arranged at the joint of the valve rod and the lower end of the oil storage chamber.

Preferably, a partition plate is arranged between the drying agent and the empty chamber, and the valve rod penetrates through the partition plate.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this be suitable for a rust-resistant valve suitable for hydraulic engineering, through setting up sealed piston, defeated oil pipe, empty bin, oil storage chamber, upper seal circle, lower seal circle and drier, utilize the interact of mutually supporting between them to can realize high-efficient rust-resistant, and the friction loss between the part obtains reducing, improves the life of valve, secondly can reduce the humidity in the valve, improves the degree of dryness of valve, further improves rust-resistant effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a valve seat; 2. a water inlet; 3. a water outlet; 4. a hand wheel; 5. a hollow chamber; 6. a valve cover; 7. a valve stem nut; 8. a valve stem; 9. a valve core; 10. an empty chamber; 11. an oil storage chamber; 12. a lower seal ring; 13. an upper sealing ring; 14. a desiccant; 15. a triangular notch; 16. a sealing piston; 17. and (7) conveying the oil pipe.

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. 1-2, an anti-rust valve suitable for hydraulic engineering comprises a valve seat 1, a water inlet 2, a water outlet 3, a hand wheel 4, a valve rod nut 7 and a valve rod 8, wherein the left side of the valve seat 1 is provided with the water inlet 2, the right side of the valve seat 1 is provided with the water outlet 3, the upper end of the valve seat 1 is fixedly connected with a hollow chamber 5, the upper end of the hollow chamber 5 is fixedly connected with a valve cover 6, the upper end of the interior of the valve cover 6 is provided with a hollow chamber 10, the bottom end of the interior of the hollow chamber 10 is provided with an oil storage chamber 11, the left side of the oil storage chamber 11 is connected with an oil delivery pipe 17, one end of the oil delivery pipe 17 penetrates through the hollow chamber 10 and extends to the outer side of the valve cover 6, and by the mutual cooperation effect between the hollow chamber 10 and the hollow chamber 10, the anti-rust valve can be, the lower extreme of valve rod 8 from last down runs through in proper order through hand wheel 4, valve gap 6, empty bin 10, oil storage chamber 11 and empty bin 5, the lower pot head of valve rod 8 is equipped with case 9, the inside lower extreme packing of valve gap 6 has drier 14, it can reduce the humidity in the valve to set up drier 14, improve the dryness fraction of valve, further improve rust-resistant effect, defeated oil pipe 17's end is provided with sealing piston 16, case 9's shape is arrow point shape, the intermediate position of disk seat 1 is provided with triangle-shaped breach 15, case 9 is identical with triangle-shaped breach 15, valve rod 8 is provided with upper seal ring 13 with the upper end junction of oil storage chamber 11, valve rod 8 is provided with lower seal ring 12 with the lower extreme junction of oil storage chamber 11, there is the division board between drier 14 and the empty bin 10, valve rod 8 runs through the division.

The utility model discloses a theory of operation and use flow: when the valve needs to be opened or closed, the hand wheel 4 is manually rotated to drive the valve core 9 to move up and down through the valve rod 8, the triangular notch 15 is closed or opened, the valve is opened or closed, in operation, the sealing piston 16 is opened to fill lubricating oil from the inlet of the oil delivery pipe 17, the lubricating oil is conveyed to the oil storage chamber 11 through the oil delivery pipe 17, the valve rod 8 is lubricated and rustproof by the lubricating oil, the joint of the valve rod 8 and the oil storage chamber 11 is sealed by the upper sealing ring 13 and the lower sealing ring 12, the drying agent 14 dries the inside of the valve, and the humidity is reduced.

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

1. An antirust valve suitable for hydraulic engineering comprises a valve seat (1), a water inlet (2), a water outlet (3), a hand wheel (4), a valve rod nut (7) and a valve rod (8), and is characterized in that; the left side of disk seat (1) is provided with water inlet (2), the right side of disk seat (1) is provided with delivery port (3), upper end fixed connection cavity room (5) of disk seat (1), upper end fixed connection valve gap (6) of cavity room (5), the inside upper end of valve gap (6) is provided with empty bin (10), the inside bottom of empty bin (10) is provided with oil storage chamber (11), the left side of oil storage chamber (11) is connected with defeated oil pipe (17), the one end of defeated oil pipe (17) is run through empty bin (10) to extend to the outside of valve gap (6), the upper end of hand wheel (4) is provided with valve-stem nut (7), valve-stem nut (7) are connected with valve rod (8), the lower extreme of valve rod (8) from last down run through in proper order through hand wheel (4), valve gap (6), empty bin (10), valve rod (7), The oil storage device comprises an oil storage chamber (11) and a hollow chamber (5), the lowermost end of the valve rod (8) is sleeved with a valve core (9), and the lower end in the valve cover (6) is filled with a drying agent (14).

2. The rust-proof valve for hydraulic engineering according to claim 1, characterized in that: and a sealing piston (16) is arranged at the tail end of the oil delivery pipe (17).

3. The rust-proof valve for hydraulic engineering according to claim 1, characterized in that: the valve core (9) is in an arrow shape, a triangular notch (15) is formed in the middle of the valve seat (1), and the valve core (9) is matched with the triangular notch (15).

4. The rust-proof valve for hydraulic engineering according to claim 1, characterized in that: and an upper sealing ring (13) is arranged at the joint of the upper end of the valve rod (8) and the upper end of the oil storage chamber (11).

5. The rust-proof valve for hydraulic engineering according to claim 1, characterized in that: and a lower sealing ring (12) is arranged at the joint of the lower end of the valve rod (8) and the lower end of the oil storage chamber (11).

6. The rust-proof valve for hydraulic engineering according to claim 1, characterized in that: a separation plate is arranged between the drying agent (14) and the empty chamber (10), and the valve rod (8) penetrates through the separation plate.