CN215410307U

CN215410307U - Flange lock valve

Info

Publication number: CN215410307U
Application number: CN202121705058.8U
Authority: CN
Inventors: 梁辉球; 梁敏捷
Original assignee: Fujian Tongzhan Industrial Co ltd
Current assignee: Fujian Tongzhan Industrial Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-04
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to the technical field of valves, and discloses a flange lock valve, which comprises: the novel lock comprises a main body, the side of main part is provided with the ring flange, the surface mounting of main part has the connection pad, the fixed surface of connection pad is connected with the spacer, the second lockhole has been seted up on the surface of spacer, the fixed surface of connection pad inner wall installs first connecting piece, the top of first connecting piece is provided with the second connecting piece. This flange lock valve passes through the case, the packing ring, the setting of cavity and iron ball, when using, the cavity that forms in case and the packing ring, the inside iron ball that is provided with of cavity, iron ball and case swing joint, it reduces to have reached the frictional force that can make case and main part, make the staff can open the effect of case easily, it is too big to have solved the back internal pressure of valve core closing among the existing equipment, perhaps use the back for a long time, lead to the case unable normal open or lead to opening hard problem.

Description

Flange lock valve

Technical Field

The utility model relates to the technical field of valves, in particular to a flange lock valve.

Background

The manual ball valve is a valve which is appeared in 50 years of the century, and in the half century, the ball valve has been developed into a main valve class, the ball valve is mainly used for cutting off or connecting media and can also be used for regulating and controlling fluid, a V-shaped ball valve can be used for relatively precise flow regulation and control, a three-way ball valve is used for distributing the media and changing the flow direction of the media, and the manual ball valve is named mainly by rotating a hand wheel or a handle according to the driving mode of the ball valve.

Among the prior art, common flange lock valve is when using at present, the back internal pressure is too big after the case is closed, perhaps use the back for a long time, lead to the case unable normally to open or lead to opening hard condition, and conventional manual ball valve is opened and close unrestricted, can switch at will, this occasion that needs to be operated by the professional has brought the potential safety hazard, this just needs locking device in addition on the ball valve, mainly adopt magnetism lock or electric control lock etc. on general market, this kind of locking device is applied to on the flange valve, but manufacturing cost is higher, and still need carry out great change on the valve, can cause valve structure to design complicacy on the contrary, volume increase scheduling problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a flange lock valve which has the advantages that the friction force between a valve core and a main body can be reduced, so that a worker can easily open the valve core without changing the valve greatly, a user only needs to be provided with a padlock when using the flange lock valve to lock the valve, the use process is quite simple and convenient, the problems that the internal pressure is overlarge after the valve core is closed or the valve core cannot be normally opened or is hard to open after long-time use in the existing equipment are solved, the conventional manual ball valve is not limited to be opened or closed and can be opened or closed randomly, the potential safety hazard is brought to occasions needing to be operated by special-purpose personnel, a locking device needs to be added on the ball valve, a magnetic lock or an electric control lock and the like are mainly adopted in the common market, the locking device is applied to the flange valve, but the manufacturing cost is high, moreover, the valve needs to be greatly changed, which leads to the problems of complicated structural design and increased volume of the valve.

The utility model provides the following technical scheme: a flange latch valve comprising: the main part, the side of main part is provided with the ring flange, the surface mounting of main part has the connection pad, the fixed surface of connection pad is connected with the spacer, the second lockhole has been seted up on the surface of spacer, the fixed surface of connection pad inner wall installs first connecting piece, the top of first connecting piece is provided with the second connecting piece, one side swing joint of second connecting piece has the fixture block, the opposite side swing joint of second connecting piece has the mounting, the top of fixture block is provided with the fixture block connecting piece, the side fixedly connected with protecting block of mounting, the inside of protecting block is provided with the rotary rod, one side of rotary rod is provided with the gasket, the last fixed surface of rotary rod is connected with the handle, first lockhole has been seted up on the surface of handle.

Preferably, a bump is fixedly connected to a side surface of the gasket, and an outer surface of the bump is fixedly connected to an inner wall of the connecting disc.

Preferably, the side face of the main body is fixedly connected with the side face of the flange plate, and the flange plates are arranged on two sides of the main body.

Preferably, the side surface of the flange plate is provided with a plurality of circular grooves.

Preferably, circular grooves are formed in the surfaces of the first connecting piece and the second connecting piece.

Preferably, the inner wall of the protection block is movably connected with the surface of the rotating rod, and the upper surface of the gasket is fixedly connected with the lower surface of the protection block.

Preferably, the lower surface of the rotating rod is fixedly connected with a valve core, and the surface of the valve core is movably connected with the inner wall of the main body.

Preferably, the two sides of the valve core are both provided with gaskets, and the side surfaces of the gaskets are provided with cavities.

Preferably, the inner wall of the chamber is movably connected with an iron ball, and the iron ball is movably connected with the valve core.

Preferably, one side of the valve core is provided with a first through hole, and the other side of the valve core is provided with a second through hole.

Compared with the prior art, the utility model has the following beneficial effects:

1. this flange lock valve, through the case, the packing ring, the setting of cavity and iron ball, when using, the cavity that forms in case and the packing ring, the inside iron ball that is provided with of cavity, iron ball and case swing joint, it reduces to have reached the frictional force that can make case and main part, make the effect that the case can be opened easily to the staff, it is too big to have solved the back internal pressure of valve core closure in the existing equipment, perhaps use the back for a long time, lead to the case unable normal open or lead to opening hard problem.

2. This flange lock valve, through the setting of spacer, first lockhole and second lockhole, when using, first lockhole has been seted up on the surface of handle, and the second lockhole has been seted up on the surface of spacer, only needs to be equipped with a padlock when having reached the user and using, just can realize the purpose of locking valve, and the use is simple quite, convenient effect, has solved conventional manual ball valve among the existing equipment and has opened and close unrestricted, problem that can open and close at will.

Drawings

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

FIG. 2 is a schematic diagram of the right-view structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

In the figure: 1. a main body; 2. a flange plate; 3. a circular groove; 4. a connecting disc; 5. positioning plates; 6. a second lock hole; 7. a first connecting member; 8. a second connecting member; 9. a clamping block; 10. a fixture block connecting piece; 11. a fixing member; 12. a protection block; 13. a gasket; 14. a bump; 15. rotating the rod; 16. a valve core; 17. a gasket; 18. a chamber; 19. an iron ball; 20. a first port; 21. a second port; 22. a handle; 23. a first lock hole.

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, a flange lock valve includes: the device comprises a main body 1, a flange plate 2 is arranged on the side face of the main body 1, the flange plate 2 is used for fixing connecting pipes on two sides, a connecting disc 4 is arranged on the surface of the main body 1, the connecting disc 4 is used for loading internal equipment, a positioning piece 5 is fixedly connected to the surface of the connecting disc 4, the positioning piece 5 is arranged to enable a worker to conveniently fix a handle 22, a second locking hole 6 is formed in the surface of the positioning piece 5 and can fix a padlock on the second locking hole 6, a first connecting piece 7 is fixedly arranged on the surface of the inner wall of the connecting disc 4, a second connecting piece 8 is arranged above the first connecting piece 7, the equipment can be disassembled due to the arrangement of the first connecting piece 7 and the second connecting piece 8, the equipment is fixed through a nut, a clamping block 9 is movably connected to one side of the second connecting piece 8, the clamping block 9 facilitates the disassembly of the equipment, a fixing piece 11 is movably connected to the other side of the second connecting piece 8, and the fixing piece 11 can prevent external dust, rainwater and the like from entering the equipment, a fixture block connecting piece 10 is arranged above the fixture block 9, a protection block 12 is fixedly connected to the side face of the fixing piece 11, the protection block 12 is used for protecting a rotary rod 15 from rusting easily, the rotary rod 15 is arranged inside the protection block 12, the rotary rod 15 drives a valve core 16 to rotate, a gasket 13 is arranged on one side of the rotary rod 15, and the gasket 13 increases the sealing performance of equipment to enable the equipment to be leaked easily.

Wherein; a bump 14 is fixedly connected to the side surface of the gasket 13, the outer surface of the bump 14 is fixedly connected with the inner wall of the connecting disc 4, and the bump 14 is used for fixing the gasket 13 and the first connecting piece 7.

Wherein; the side of main part 1 and the side fixed connection of ring flange 2, the both sides of main part 1 all are provided with ring flange 2, and ring flange 2 makes equipment can the connecting tube.

Wherein; circular slot 3 has been seted up to the side of ring flange 2, and the quantity of circular slot 3 has a plurality of for the staff can pass through nut etc. with ring flange 2 and pipeline and fix.

Wherein; circular grooves 3 are formed in the surfaces of the first connecting piece 7 and the second connecting piece 8, the circular grooves 3 correspond to each other, and therefore workers can fix the first connecting piece 7 and the second connecting piece 8 through nuts.

Wherein; the inner wall of protection piece 12 and the surperficial swing joint of rotary rod 15, the upper surface of gasket 13 and the lower fixed surface of protection piece 12 are connected, and protection piece 12 makes rotary rod 15 difficult rusty, and gasket 13 makes equipment leakproofness better.

Wherein; the lower surface of the rotating rod 15 is fixedly connected with a valve core 16, the surface of the valve core 16 is movably connected with the inner wall of the main body 1, and the valve core 16 is opened through the rotating rod 15 so as to enable the internal liquid to circulate or stop.

Wherein; the valve core 16 is provided with gaskets 17 on two sides, a cavity 18 is arranged on the side surface of each gasket 17, and the gaskets 17 are used for limiting the flow so that liquid does not enter the cavity 18.

Wherein; the inner wall of the cavity 18 is movably connected with an iron ball 19, the iron ball 19 is movably connected with the valve core 16, and the friction force of the valve core 16 during opening and closing is reduced through the arrangement of the iron ball 19, so that the opening and closing are more convenient.

Wherein; a first through opening 20 is provided at one side of the valve element 16 and a second through opening 21 is provided at the other side of the valve element 16.

Wherein; the upper surface of the rotating rod 15 is fixedly connected with a handle 22, a first lock hole 23 is formed in the surface of the handle 22, the valve core 16 is opened or closed through the handle 22, and the handle 22 is locked through the arranged first lock hole 23 and the second lock hole 6.

The theory of operation, when using, the pipeline that will connect is aimed at with the ring flange 2 that main part 1 both sides set up to the staff, install the nut through circular slot 3, drive rotary rod 15 through handle 22 again, rotary rod 15 drives case 16, open or close case 16, the inside iron ball 19 that sets up of cavity 18 makes case 16 and main part 1 and gasket 17's frictional force reduce, make and open or close case 16 more easily, second lockhole 6 that sets up on first lockhole 23 that sets up and the spacer 5 on through handle 22, the staff only needs to be equipped with a padlock, just can realize the purpose of locking the valve, the use is fairly simple, and is convenient.

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. A flange latch valve comprising: a body (1), characterized in that: the side of the main body (1) is provided with a flange plate (2), the surface of the main body (1) is provided with a connecting disc (4), the surface of the connecting disc (4) is fixedly connected with a positioning sheet (5), the surface of the positioning sheet (5) is provided with a second locking hole (6), the surface of the inner wall of the connecting disc (4) is fixedly provided with a first connecting piece (7), a second connecting piece (8) is arranged above the first connecting piece (7), one side of the second connecting piece (8) is movably connected with a clamping block (9), the other side of the second connecting piece (8) is movably connected with a fixing piece (11), a clamping block connecting piece (10) is arranged above the clamping block (9), the side of the fixing piece (11) is fixedly connected with a protection block (12), a rotating rod (15) is arranged inside the protection block (12), and a gasket (13) is arranged on one side of the rotating rod (15), the upper surface fixed connection of rotary rod (15) has handle (22), first lockhole (23) have been seted up on the surface of handle (22).

2. A flange lock valve according to claim 1, characterized in that a projection (14) is fixedly connected to the side of the shim (13), and the outer surface of the projection (14) is fixedly connected to the inner wall of the coupling disc (4).

3. A flange lock valve according to claim 1, characterized in that the side of the body (1) is fixedly connected to the side of the flange (2), and the flange (2) is provided on both sides of the body (1).

4. A flange lock valve according to claim 3, characterized in that the side of the flange plate (2) is provided with a plurality of circular grooves (3), and the number of the circular grooves (3) is several.

5. A flange lock valve according to claim 1, characterized in that the surfaces of the first (7) and second (8) connecting pieces are provided with circular grooves (3).

6. A flange lock valve according to claim 1, characterized in that the inner wall of the protection block (12) is movably connected with the surface of the rotary rod (15), and the upper surface of the spacer (13) is fixedly connected with the lower surface of the protection block (12).

7. A flange lock valve according to claim 1, characterized in that a valve core (16) is fixedly connected to the lower surface of the rotating rod (15), and the surface of the valve core (16) is movably connected with the inner wall of the main body (1).

8. A flange lock valve according to claim 7, characterized in that the spool (16) is provided with a gasket (17) on both sides, the gasket (17) being provided with a chamber (18) on the side.

9. A flange lock valve according to claim 8, characterized in that the inner wall of the chamber (18) is movably connected with an iron ball (19), and the iron ball (19) is movably connected with the valve core (16).

10. A flange lock valve according to claim 9, characterized in that one side of the spool (16) is provided with a first through opening (20) and the other side of the spool (16) is provided with a second through opening (21).