CN214662297U

CN214662297U - High-performance safety valve for ship

Info

Publication number: CN214662297U
Application number: CN202120020564.7U
Authority: CN
Inventors: 戴云飞
Original assignee: Jingjiang Eurasian Marine Equipment Manufacturing Co ltd
Current assignee: Jingjiang Eurasian Marine Equipment Manufacturing Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-11-09
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a high performance marine safety valve, which comprises a valve body, valve body top fixed mounting has the hood, be provided with the cylinder in the hood, the first fixedly connected with limiting plate of cylinder bottom concertina, the limiting plate bottom is provided with flexible chamber, flexible intracavity bottom is provided with the recess, flexible intracavity is close to the recess top and is provided with the stem, stem bottom fixed mounting has the connecting strip, stem outside cover has the spring, the recess bottom is provided with the connector, connector one side first flange piece of fixedly connected with, first flange piece bottom fixedly connected with second flange, second flange fixedly connected with connecting piece, the connecting piece bottom is provided with the air inlet, be close to air inlet one side fixed mounting in the connecting piece and have the inductor, connecting piece outside fixedly connected with control panel. This kind of marine safety valve of high performance can be novel can effectively solve and present be not convenient for change, and can't freely control pressure numerical value during the use, and the lower problem of performance has higher practical value.

Description

High-performance safety valve for ship

Technical Field

The utility model relates to a relief valve technical field specifically is a high performance marine safety valve.

Background

The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in the boiler rises to exceed a specified value, high-temperature gas is discharged out of the boiler through the safety valve to prevent the pressure of the high-temperature gas in the boiler from exceeding a specified value; the existing safety valve has certain defects when in use, is inconvenient to replace, cannot freely control pressure values when in use, has lower performance, and brings certain adverse effects to practical use. Therefore, the safety valve for the ship is improved, and the high-performance safety valve for the ship is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a high performance marine safety valve, which comprises a valve body, valve body top fixed mounting has the hood, be provided with the cylinder in the hood, cylinder bottom telescopic head fixedly connected with limiting plate, the limiting plate bottom is provided with flexible chamber, flexible intracavity bottom is provided with the recess, flexible intracavity is close to the recess top and is provided with the stem, stem bottom fixed mounting has the connecting strip, stem outside cover has the spring, the recess bottom is provided with the connector, connector one side first flange piece of fixedly connected with, first flange piece bottom fixedly connected with second flange, second flange fixedly connected with connecting piece, the connecting piece bottom is provided with the air inlet, be close to air inlet one side fixed mounting in the connecting piece and have the inductor, connecting piece outside fixedly connected with control panel.

As a preferred technical scheme of the utility model, the valve body top all is provided with helicitic texture with hood contact site, the hood passes through helicitic texture and valve body top fixed connection.

As a preferred technical scheme of the utility model, limiting plate bottom fixedly connected with stem, the limiting plate closely laminates with flexible intracavity wall, just limiting plate and flexible intracavity wall sliding connection.

As an optimal technical scheme of the utility model, the recess is the ring channel, the mutual block of connecting strip and recess, just connecting strip top fixed mounting has rubber seal ring.

As a preferred technical scheme of the utility model, first flange piece all is provided with a plurality of connecting holes with second flange one side, fixed mounting has stud in a plurality of connecting holes, be provided with seal ring between first flange piece and the second flange.

As a preferred technical scheme of the utility model, flexible chamber one side fixedly connected with outlet duct, the outlet duct link up each other with the air inlet through recess bottom connector.

As an optimal technical scheme of the utility model, the inductor is forced induction ware and flow inductor, just inductor and cylinder all with control panel electric connection, just the control panel surface is provided with the display screen.

The utility model has the advantages that:

1. according to the high-performance marine safety valve, the contact part of the top end of the valve body and the top cap is provided with the threaded structures, the top cap is fixedly connected with the top end of the valve body through the threaded structures, the contact part of the top end of the valve body and the top cap is provided with the threaded structures, the top end of the valve body is separated through rotating the top cap, the first flange piece and the second flange are fixedly connected through the stud bolt, the high-performance marine safety valve is convenient to disassemble and assemble, and leakage is prevented by arranging the sealing washer;

2. according to the high-performance marine safety valve, the core column is fixedly connected to the bottom end of the limiting plate, the limiting plate is tightly attached to the inner wall of the telescopic cavity, the limiting plate is in sliding connection with the inner wall of the telescopic cavity through the limiting plate, and the telescopic rated pressure value of the spring is controlled by controlling the telescopic head of the air cylinder to drive the limiting plate to move in the vertical direction;

3. according to the high-performance safety valve for the ship, the groove is an annular groove, the connecting strip and the groove are mutually clamped, the rubber sealing washer is fixedly arranged at the top end of the connecting strip, and the air tightness between the valve body and the connecting piece can be effectively controlled by arranging the connecting strip and the groove which are mutually clamped and the rubber sealing washer;

4. the inductor is pressure sensors and flow inductor, and inductor and cylinder all with control panel electric connection, and the control panel surface is provided with the display screen, through setting up pressure sensors and cylinder electric connection, can set up rated pressure value through control panel to through the cylinder at the rated pressure value of vertical direction motion control spring compression, can effectively improve the performance of relief valve through setting up control panel, and show the flow through the display screen.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of a high-performance marine safety valve of the present invention;

FIG. 2 is a structural diagram of a high performance marine safety valve of the present invention;

fig. 3 is a cross-sectional view of a high performance marine safety valve of the present invention;

fig. 4 is an enlarged view of a point a of the high-performance marine safety valve of the present invention.

In the figure: 1. a valve body; 2. a top cap; 3. a cylinder; 301. a limiting plate; 4. a telescoping chamber; 5. A groove; 6. a stem; 601. a spring; 7. a connecting strip; 8. a connecting port; 9. a first flange piece; 10. a second flange; 11. a connecting member; 12. an air inlet; 13. an inductor; 14. a control panel; 15. a rubber sealing gasket; 16. connecting holes; 17. an air outlet pipe; 18. a display screen.

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 presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model relates to a high performance marine safety valve, including

valve body

1, 1 top fixed mounting of valve body has hood 2, be provided with cylinder 3 in the

hood

2, 3 first fixedly connected with limiting plate 301 of cylinder bottom expansion, limiting plate 301 bottom is provided with flexible chamber 4, the bottom is provided with recess 5 in the flexible chamber 4, be provided with stem 6 near recess 5 top in the

flexible chamber

4, 6 bottom fixed mounting of stem has connecting

strip

7, 6 outside covers of stem have

spring

601, 5 bottoms of recess are provided with connector 8, the first flange piece 9 of connector 8 one side fixedly connected with, 9 bottom fixedly connected with second flanges 10 of first flange piece, second flange 10 fixedly connected with connecting piece 11, connecting piece 11 bottom is provided with air inlet 12, be close to 12 one side fixed mounting of air inlet of connecting piece in 11 and have

inductor

13, 11 outside fixedly connected with control panel 14 of connecting piece.

Wherein, 1 top of valve body all is provided with helicitic texture with hood 2 contact site, and hood 2 passes through helicitic texture and 1 top fixed connection of valve body, all is provided with helicitic texture through setting up valve body top and hood contact site, separates the valve body top through rotatory top cap, convenient dismantlement and installation.

Wherein, limiting plate 301 bottom fixedly connected with stem 6, limiting plate 301 closely laminates with 4 inner walls in flexible chamber, and limiting

plate

301 and 4 inner walls sliding connection in flexible chamber through setting up limiting plate and flexible intracavity wall sliding connection, drive the flexible rated pressure value of the vertical direction motion control spring of limiting plate through the flexible head of control cylinder.

Wherein, recess 5 is the ring channel, and connecting strip 7 and the mutual block of recess 5, and connecting strip 7 top fixed mounting have rubber seal ring 15, through setting up connecting strip and the mutual block of recess and rubber seal ring, can effectively control the gas tightness between valve body and the connecting piece.

Wherein, first flange piece 9 all is provided with a plurality of connecting holes 16 with second flange 10 one side, and fixed mounting has stud in a plurality of connecting holes 16, is provided with seal ring between first flange piece 9 and the second flange 10, through, passes through stud fixed connection through setting up first flange piece and second flange, and convenient dismantlement and installation prevent gas leakage through setting up seal ring.

Wherein, one side of the telescopic cavity 4 is fixedly connected with an air outlet pipe 17, and the air outlet pipe 17 is communicated with the air inlet 12 through a connecting port 8 at the bottom of the groove 5.

Wherein, inductor 13 is pressure sensor and flow sensor, and inductor 13 and cylinder 3 all with 14 electric connection of control panel, and control panel 14 surface is provided with display screen 18, through setting up pressure sensor and cylinder electric connection, can set up rated pressure value through control panel, and through the rated pressure value of cylinder at the compression of vertical direction motion control spring, can effectively improve the performance of relief valve through setting up control panel, and show the flow through the display screen.

The working principle is as follows: when the air sealing device works, the control panel 18 is arranged, a rated pressure value is input through the control panel 18, the control cylinder 3 moves in the vertical direction, the limiting plate 301 is driven to move in the vertical direction through the telescopic head of the control cylinder 3 to control the telescopic rated pressure value of the spring 601, the first flange piece 9 and the second flange piece 10 are fixedly connected through the stud bolts, the air sealing device is convenient to detach and mount, leakage is prevented through the sealing washer, when air enters the connecting port 8 between the first flange piece 9 and the second flange piece 10 through the air inlet 12, when the air pressure in the air inlet 12 exceeds the rated pressure value, the air pressure pushes the rubber sealing washer 15 of the connecting strip 7 to move upwards, the air sealing performance between the valve body 1 and the connecting piece 11 can be effectively controlled through the mutual clamping of the connecting strip 7 and the groove 5 and the rubber sealing washer 15, and air flow out from the air outlet pipe 17 through the connecting port 8 at the bottom of the groove 5, the utility model discloses can effectively solve and be not convenient for to change now, and unable free control pressure numerical value during the use, the performance is lower, has brought certain adverse effect's problem for the in-service use, 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 the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The high-performance marine safety valve comprises a valve body (1) and is characterized in that a top cap (2) is fixedly mounted at the top end of the valve body (1), a cylinder (3) is arranged in the top cap (2), a limiting plate (301) is fixedly connected with a bottom telescopic head of the cylinder (3), a telescopic cavity (4) is arranged at the bottom of the limiting plate (301), a groove (5) is arranged at the inner bottom end of the telescopic cavity (4), a core column (6) is arranged in the telescopic cavity (4) close to the top end of the groove (5), a connecting strip (7) is fixedly mounted at the bottom end of the core column (6), a spring (601) is sleeved outside the core column (6), a connecting port (8) is arranged at the bottom end of the groove (5), a first flange piece (9) is fixedly connected to one side of the connecting port (8), a second flange (10) is fixedly connected to the bottom of the first flange piece (9), second flange (10) fixedly connected with connecting piece (11), connecting piece (11) bottom is provided with air inlet (12), be close to air inlet (12) one side fixed mounting in connecting piece (11) and have inductor (13), connecting piece (11) outside fixedly connected with control panel (14).

2. The safety valve for the high-performance ship is characterized in that the contact part of the top end of the valve body (1) and the top cap (2) is provided with a thread structure, and the top cap (2) is fixedly connected with the top end of the valve body (1) through the thread structure.

3. The safety valve for the high-performance ship according to claim 1, wherein a stem (6) is fixedly connected to the bottom end of the limiting plate (301), the limiting plate (301) is tightly attached to the inner wall of the telescopic cavity (4), and the limiting plate (301) is slidably connected to the inner wall of the telescopic cavity (4).

4. The safety valve for the high-performance ship according to claim 1, wherein the groove (5) is an annular groove, the connecting strip (7) and the groove (5) are mutually clamped, and a rubber sealing gasket (15) is fixedly arranged at the top end of the connecting strip (7).

5. The safety valve for the high-performance ship is characterized in that a plurality of connecting holes (16) are formed in one sides of the first flange piece (9) and the second flange (10), stud bolts are fixedly installed in the connecting holes (16), and a sealing gasket is arranged between the first flange piece (9) and the second flange (10).

6. The safety valve for the high-performance ship according to claim 1, wherein an air outlet pipe (17) is fixedly connected to one side of the telescopic cavity (4), and the air outlet pipe (17) is communicated with the air inlet (12) through a connecting port (8) at the bottom of the groove (5).

7. A high-performance safety valve for ship according to claim 1, characterized in that the sensor (13) is a pressure sensor and a flow sensor, the sensor (13) and the cylinder (3) are electrically connected with a control panel (14), and a display screen (18) is arranged on the surface of the control panel (14).