CN216078465U

CN216078465U - Quick emergency shut-off valve with good sealing performance

Info

Publication number: CN216078465U
Application number: CN202121494281.2U
Authority: CN
Inventors: 李小兵; 王仁慈
Original assignee: Adek Control Valve Nanjing Co ltd
Current assignee: Adek Control Valve Nanjing Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-03-18
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses an emergency quick cut-off valve with good sealing performance, which comprises a valve body, wherein a through hole is formed in the valve body, the top of the valve body is fixedly connected with an installation block through a first bolt, the inside of the valve body is connected with a connecting shaft in a sliding manner, the outer side of the connecting shaft is fixedly connected with a valve core, a first sealing gasket is arranged on the outer side of the connecting shaft, a second sealing gasket is arranged in the valve body, a first flange is symmetrically arranged on the outer side of the valve body, and a second flange is arranged on the outer side of the first flange, and the emergency quick cut-off valve has the following beneficial effects that: through setting up sealed pad, No. two sealed pads and case, realized sealing up better to the valve body, prevent that the valve body from taking place to leak, causing the injury, set up solenoid, electro-magnet and No. two bolts, realized cutting off the valve body, can carry out manual cutting off during the circular telegram, the practicality is strong, social guide arm, stopper and nut. The valve body is convenient to install and fix, so that the valve body is convenient to replace and maintain.

Description

Quick emergency shut-off valve with good sealing performance

Technical Field

The utility model relates to the technical field of quick cut-off valves, in particular to an emergency quick cut-off valve with good sealing performance.

Background

The emergency cut-off valve is also called a safety cut-off valve, and is characterized in that the valve can be rapidly closed or opened when an emergency occurs, so that accidents are avoided, and the emergency cut-off valve has excellent technical performance, low load loss and high reliability. Be applicable to coal gas, combustible gas such as natural gas and liquefied petroleum gas, wide application in air supply pipe network system, gas heat energy mill workshop, the safety device of gas boiler room and house residence, gas emergency cut-off valve is the type solenoid valve that triggers of type pulse normally open, have accident auto-lock and manual reset function, current quick cut-off valve leakproofness is relatively poor, the easy emergence is leaked, the valve can't be cut off during the power failure, and the valve is not convenient for install and dismantle, need many people to install, thereby be not convenient for change and maintain the valve body, so need design an emergency quick cut-off valve and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an emergency quick shut-off valve with good sealing performance, so as to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a quick action emergency valve that leakproofness is good, includes the valve body, the inside of valve body is equipped with the through-hole, bolt fixedly connected with installation piece is passed through at the top of valve body, the inside sliding connection of valve body has the connecting axle, the outside fixedly connected with case of connecting axle, the outside of connecting axle is equipped with sealed the pad No. one, the inside of valve body is equipped with sealed the pad No. two, the outside symmetry of valve body is equipped with the flange No. one, the outside of flange is equipped with the flange No. two, the outside symmetry fixedly connected with guide arm of flange No. one, the guide slot that uses with the guide arm cooperation is seted up to the inside symmetry of flange No. two, the inside of guide arm is equipped with the mounting panel, the inside sliding connection of mounting panel has the slide bar, the outside of slide bar is equipped with the spring No. two, the top fixedly connected with stopper of slide bar.

Preferably, the inside of valve body is equipped with solenoid, the inside of installation piece is equipped with the electro-magnet No. one, the outside cover of connecting axle has the spring No. one, the top fixedly connected with electro-magnet No. two of connecting axle.

Preferably, the inner thread of the mounting block is connected with a second bolt, and one end of the second bolt is rotatably connected with the top of the second electromagnet through a bearing.

Preferably, the inside of guide arm is equipped with the regulation pole, adjust pole and mounting panel fixed connection, the chute has been seted up to the inside of adjusting the pole.

Preferably, the inside sliding connection of guide arm has the connecting rod, the outside of connecting rod is equipped with the pivot, pivot and chute sliding connection, the inside threaded connection of guide arm has No. three bolts, the one end of No. three bolts passes through the bearing and is connected with the connecting rod rotation.

Preferably, the outer side of the guide rod is in threaded connection with a nut, and teeth matched with the nut are arranged on the outer side of the guide rod.

The utility model has the following beneficial effects: through setting up sealed pad, No. two sealed pads and case, realized sealing up better to the valve body, prevent that the valve body from taking place to leak, causing the injury, set up solenoid, electro-magnet and No. two bolts, realized cutting off the valve body, can carry out manual cutting off during the circular telegram, the practicality is strong, social guide arm, stopper and nut. The valve body is convenient to install and fix, so that the valve body is convenient to replace and maintain.

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 without limiting the utility model in which:

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a perspective view of the guide bar of the present invention;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is an enlarged view of the present invention at B.

In the figure: 1. a valve body; 2. a through hole; 3. a first bolt; 4. mounting blocks; 5. a connecting shaft; 6. a valve core; 7. a first sealing gasket; 8. a second sealing gasket; 9. an electromagnetic coil; 10. an electromagnet; 11. a first spring; 12. a second electromagnet; 13. a second bolt; 14. a first flange; 15. a second flange; 16. a guide bar; 17. a guide groove; 18. mounting a plate; 19. a slide bar; 20. a second spring; 21. a limiting block; 22. adjusting a rod; 23. a chute; 24. a connecting rod; 25. a rotating shaft; 26. a third bolt; 27. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

an emergency quick cut-off valve with good sealing performance comprises a valve body 1, a through hole 2 is arranged inside the valve body 1, the top of the valve body 1 is fixedly connected with an installation block 4 through a bolt 3, the inside of the valve body 1 is slidably connected with a connecting shaft 5, the outside of the connecting shaft 5 is fixedly connected with a valve core 6, the outside of the connecting shaft 5 is provided with a first sealing gasket 7, the inside of the valve body 1 is provided with a second sealing gasket 8, the outside of the valve body 1 is symmetrically provided with a first flange 14, the outside of the first flange 14 is provided with a second flange 15, the outside of the first flange 14 is symmetrically and fixedly connected with a guide rod 16, the inside of the second flange 15 is symmetrically provided with a guide groove 17 matched with the guide rod 16, the inside of the guide rod 16 is provided with an installation plate 18, the inside of the installation plate 18 is slidably connected with a slide rod 19, the outside of the slide rod 19 is provided with a second spring 20, the top of the slide rod 19 is fixedly connected with a limiting block 21, and the valve body 1 can be conveniently installed and disassembled, simple to operate to be convenient for maintain and change valve body 1, the leakproofness of reinforcing valve body 1 prevents to reveal, is convenient for cut off valve body 1 fast, is convenient for manually close valve body 1 simultaneously.

Furthermore, an electromagnetic coil 9 is arranged inside the valve body 1, a first electromagnet 10 is arranged inside the mounting block 4, a first spring 11 is sleeved outside the connecting shaft 5, and a second electromagnet 12 is fixedly connected to the top of the connecting shaft 5 and used for controlling the movement of the valve core 6 to block the through hole 2.

Furthermore, the internal thread of the mounting block 4 is connected with a second bolt 13, one end of the second bolt 13 is rotatably connected with the top of the second electromagnet 12 through a bearing, and the valve body 1 can be closed manually when power fails.

Furthermore, an adjusting rod 22 is arranged inside the guide rod 16, the adjusting rod 22 is fixedly connected with the mounting plate 18, and a chute 23 is formed inside the adjusting rod 22 and drives the limiting block 21 to move downwards.

Furthermore, the inside sliding connection of guide arm 16 has connecting rod 24, and the outside of connecting rod 24 is equipped with pivot 25, and pivot 25 and chute 23 sliding connection, the inside threaded connection of guide arm 16 has No. three bolts 26, and No. three bolt 26's one end is passed through the bearing and is rotated with connecting rod 24 and be connected, is convenient for guide arm 16 and guide slot 17 separation, dismantles valve body 1.

Further, the outer side of the guide rod 16 is connected with a nut 27 in a threaded mode, and teeth matched with the nut 27 are arranged on the outer side of the guide rod 16, so that the first flange 14 and the second flange 15 can be fixed conveniently.

Specifically, when the utility model is used, when the pressure in the valve body 1 is too high or dangerous factors such as leakage occur, the electromagnetic coil 9 is electrified, the first electromagnet 10 and the second electromagnet 12 are electrified and mutually attracted to drive the second electromagnet 12 to move downwards, the second electromagnet 12 drives the connecting shaft 5 to move downwards, the first spring 11 is compressed, the connecting shaft 5 drives the valve core 6 and the first sealing gasket 7 to move downwards to block the through hole 2, the valve body 1 is disconnected, the electromagnetic coil 9 is disconnected, the first spring 11 is stretched, the first sealing gasket 7 is separated from the valve core 6, the valve body 1 is opened, when power is off, the second bolt 13 is rotated, the second bolt 13 drives the valve core 5 to lift and further block the through hole 2, when the connecting shaft 1 is installed, the first flange 14 and the guide rod 16 are aligned with the inside of the guide groove 17 and inserted, the limiting block 21 is extruded, the second spring 20 is compressed, when the first flange 14 is contacted with the second flange 15, the second spring 20 stretches to drive the limiting block 21 to move upwards, so that the guide rod 16 is prevented from being separated from the guide groove 17, the first flange 14 and the second flange 15 are pre-fixed, the nut 27 is screwed, and the first flange 14 and the second flange 15 are fixed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" +

Fourth is used for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The quick emergency cut-off valve with good sealing performance comprises a valve body (1) and is characterized in that a through hole (2) is formed in the valve body (1), a mounting block (4) is fixedly connected to the top of the valve body (1) through a bolt (3), a connecting shaft (5) is connected to the inside of the valve body (1) in a sliding mode, a valve core (6) is fixedly connected to the outer side of the connecting shaft (5), a first sealing gasket (7) is arranged on the outer side of the connecting shaft (5), a second sealing gasket (8) is arranged inside the valve body (1), a first flange (14) is symmetrically arranged on the outer side of the valve body (1), a second flange (15) is arranged on the outer side of the first flange (14), a guide rod (16) is symmetrically and fixedly connected to the outer side of the first flange (14), a guide groove (17) matched with the guide rod (16) for use is symmetrically arranged inside the second flange (15), the inside of guide arm (16) is equipped with mounting panel (18), the inside sliding connection of mounting panel (18) has slide bar (19), the outside of slide bar (19) is equipped with No. two spring (20), the top fixedly connected with stopper (21) of slide bar (19).

2. The quick emergency shut-off valve with good sealing performance as claimed in claim 1, wherein: the novel electromagnetic valve is characterized in that an electromagnetic coil (9) is arranged inside the valve body (1), a first electromagnet (10) is arranged inside the mounting block (4), a first spring (11) is sleeved outside the connecting shaft (5), and a second electromagnet (12) is fixedly connected to the top of the connecting shaft (5).

3. The quick emergency shut-off valve with good sealing performance as claimed in claim 1, wherein: the internal thread of the mounting block (4) is connected with a second bolt (13), and one end of the second bolt (13) is rotatably connected with the top of the second electromagnet (12) through a bearing.

4. The quick emergency shut-off valve with good sealing performance as claimed in claim 1, wherein: an adjusting rod (22) is arranged inside the guide rod (16), the adjusting rod (22) is fixedly connected with the mounting plate (18), and a chute (23) is formed inside the adjusting rod (22).

5. The quick emergency shut-off valve with good sealing performance as claimed in claim 4, wherein: the inside sliding connection of guide arm (16) has connecting rod (24), the outside of connecting rod (24) is equipped with pivot (25), pivot (25) and chute (23) sliding connection, the inside threaded connection of guide arm (16) has No. three bolt (26), the one end of No. three bolt (26) is passed through the bearing and is rotated with connecting rod (24) and be connected.

6. The quick emergency shut-off valve with good sealing performance as claimed in claim 1, wherein: the outer side of the guide rod (16) is in threaded connection with a nut (27), and teeth matched with the nut (27) are arranged on the outer side of the guide rod (16).