CN217583381U

CN217583381U - Anti-misoperation ball valve

Info

Publication number: CN217583381U
Application number: CN202220945308.3U
Authority: CN
Inventors: 刘玉贵; 张典; 王树林
Original assignee: Jiangsu Henghe Automatic Control Valve Co ltd
Current assignee: Jiangsu Henghe Automatic Control Valve Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-14
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a prevent maloperation ball valve relates to ball valve technical field, to the problem of the easy maloperation ball valve of current personnel, now proposes following scheme, and it includes the valve body, the inboard of valve body is rotated and is connected with the case, open the runner that each other is linked together between valve body and the case, the inboard of valve body is provided with the sealing mechanism with case complex, the upper end fixedly connected with of case rotates the valve rod of being connected with the valve body, the fixed block in the valve rod outside is established to the upside fixedly connected with cover of valve body, first constant head tank and second constant head tank have been seted up to the upside of fixed block, the utility model discloses simple structure can be when not operating the ball valve for the twist grip of ball valve upside fixes a position, prevents personnel's maloperation twist grip for the state change of ball valve for the production accident appears, easy operation, convenient to use.

Description

Anti-misoperation ball valve

Technical Field

The utility model relates to a ball valve technical field especially relates to a prevent maloperation ball valve.

Background

The ball valve can be used for regulating and controlling fluid, wherein a V-shaped core of the hard seal V-shaped ball valve and a metal valve seat of the surfacing hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like.

When the ball valve is closed or opened for a long time, the rotating handle on the upper side of the existing ball valve is not protected, the ball valve is directly exposed outside, personnel can easily miss and touch the rotating handle when walking, the state of the ball valve is easily changed, and production safety is caused, so that the anti-misoperation ball valve is needed at present

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of prevent maloperation ball valve has solved the easy problem of maloperation ball valve of personnel.

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

the utility model provides a prevent maloperation ball valve, includes the valve body, the inboard of valve body is rotated and is connected with the case, open the runner that is linked together each other between valve body and the case, the inboard of valve body be provided with case complex sealing mechanism, the upper end fixedly connected with of case rotates the valve rod of being connected with the valve body, the fixed block in the valve rod outside is established to the upside fixedly connected with cover of valve body, first constant head tank and second constant head tank have been seted up to the upside of fixed block, the upper end fixedly connected with twist grip of valve rod, the inside fixedly connected with hold-down spring of upside of valve rod, hold-down spring's upper end fixedly connected with and valve rod sliding connection's slide bar, the upper end fixedly connected with of slide bar is located the arm-tie of twist grip upside, the downside fixedly connected with of arm-tie and first constant head tank, second constant head tank complex locating lever.

Preferably, the sealing mechanism comprises a sealing plate in sliding connection with the inner side of the valve body, a sealing groove matched with the sealing plate is formed in the outer side of the valve core, and a sealing spring fixedly connected with the inner side of the valve body is fixedly connected to the outer side of the sealing plate.

Preferably, the first positioning groove and the second positioning groove are mutually in angular positions, and the first positioning groove is in an open state.

Preferably, the upper side of the pulling plate is rotatably connected with a pulling ring, and the pulling ring adopts a semicircular ring structure.

Preferably, the inside of the upper side of the valve rod is provided with a pressing groove, and the sliding rod and the pressing spring are both arranged on the inner side of the pressing groove.

Preferably, the two sides of the valve body are fixedly communicated with connecting pipes, and one ends of the two connecting pipes are fixedly connected with flange plates.

The utility model has the advantages that:

1. through the pulling pull ring, just can drive the arm-tie and shift up, and then make the first constant head tank of locating lever roll-off or the second constant head tank of arm-tie downside, then rotate twist grip, just can make the valve rod rotate, and then the case that drives the valve rod lower extreme rotates in the valve body inboard, just can make the state of ball valve change, then just can be through compression spring's elasticity, make the slide bar move down, and then drive the locating lever of arm-tie downside and peg graft with first constant head tank or second constant head tank, and then make twist grip's rotation carry on spacingly, prevent that personnel from touching twist grip by mistake, prevent to make the state change of ball valve, make production unsafe, can be so that production is more stable goes on.

2. Through sealing spring, just can make the closing plate compress tightly in one side of case for the leakproofness between case and the valve body is better, prevents that liquid from flowing out the ball valve through the gap between valve body and the case, improves the sealed effect of ball valve, prevents the incident, easy operation, convenient to use.

Drawings

Fig. 1 is a schematic front sectional view of an anti-misoperation ball valve provided by the present invention;

fig. 2 is a schematic top cross-sectional view of an anti-misoperation ball valve provided by the present invention;

fig. 3 is an enlarged schematic view of a position a of the anti-misoperation ball valve provided by the present invention;

fig. 4 is the utility model provides a B department of preventing maloperation ball valve enlarges the schematic diagram.

Reference numbers in the figures: 1. a valve body; 2. rotating the handle; 3. a connecting pipe; 4. a flow channel; 5. a valve core; 6. a valve stem; 7. a fixed block; 8. a compression spring; 9. a slide bar; 10. a pull ring; 11. pulling a plate; 12. positioning a rod; 13. a first positioning groove; 14. a seal spring; 15. a sealing plate; 16. a second positioning groove.

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.

Referring to fig. 1-4, an anti-misoperation ball valve comprises a valve body 1, a valve core 5 is rotatably connected to the inner side of the valve body 1, a flow passage 4 communicated with each other is opened between the valve body 1 and the valve core 5, a sealing mechanism matched with the valve core 5 is arranged at the inner side of the valve body 1, a valve rod 6 rotatably connected with the valve body 1 is fixedly connected to the upper end of the valve core 5, a fixed block 7 sleeved on the outer side of the valve rod 6 is fixedly connected to the upper side of the valve body 1, a first positioning groove 13 and a second positioning groove 16 are formed in the upper side of the fixed block 7, a rotating handle 2 is fixedly connected to the upper end of the valve rod 6, a compression spring 8 is fixedly connected inside the upper side of the valve rod 6, a sliding rod 9 slidably connected with the valve rod 6 is fixedly connected to the upper end of the sliding rod 9, a pull plate 11 positioned at the upper side of the rotating handle 2 is fixedly connected to the upper end of the pull plate 11, a positioning rod 12 matched with the first positioning groove 13 and the second positioning groove 16 is fixedly connected to the lower side of the pull plate 11, the pull ring 10 is pulled to drive the pull plate 11 to move upwards, so that the positioning rod 12 on the lower side of the pull plate 11 slides out of the first positioning groove 13 or the second positioning groove 16, then the rotating handle 2 is rotated to rotate the valve rod 6, further the valve core 5 at the lower end of the valve rod 6 is driven to rotate on the inner side of the valve body 1, so that the state of the ball valve can be changed, then the sliding rod 9 can move downwards through the elasticity of the compression spring 8, further the positioning rod 12 on the lower side of the pull plate 11 is driven to be inserted into the first positioning groove 13 or the second positioning groove 16, further the rotation of the rotating handle 2 is limited, the rotating handle 2 is prevented from being touched by mistake by personnel, the state of the ball valve is prevented from being changed, the production is unsafe, the production can be carried out more stably, the sealing plate 15 can be compressed on one side of the valve core 5 through the sealing spring 14, make the leakproofness between case 5 and the valve body 1 better, prevent that liquid from flowing out the ball valve through the gap between valve body 1 and the case 5, improve the sealed effect of ball valve, prevent the incident, easy operation, convenient to use.

The sealing mechanism comprises a sealing plate 15 which is in sliding connection with the inner side of the valve body 1, a sealing groove matched with the sealing plate 15 is formed in the outer side of the valve element 5, and a sealing spring 14 which is fixedly connected with the inner side of the valve body 1 is fixedly connected with the outer side of the sealing plate 15.

The first positioning groove 13 and the second positioning groove 16 form a 90-degree angle, and the first positioning groove 13 is in an open state.

The upper side of the pulling plate 11 is rotatably connected with a pulling ring 10, and the pulling ring 10 adopts a semicircular ring structure.

The inside pressure tank that has seted up of upside of valve rod 6, slide bar 9 and pressure spring 8 all set up the inboard in pressure tank.

The both sides of valve body 1 all are fixed the intercommunication have connecting pipe 3, and the equal fixedly connected with ring flange of one end of two connecting pipes 3.

The working principle is as follows: through pulling the pull ring 10, just can drive the arm-tie 11 and move up, and then make the locating lever 12 roll-off first constant head tank 13 or second constant head tank 16 of arm-tie 11 downside, then rotate twist grip 2, just can make valve rod 6 rotate, and then drive the case 5 of valve rod 6 lower extreme and rotate in valve body 1 inboard, just can make the state of ball valve change, then just can be through the elasticity of pressure spring 8, make slide bar 9 move down, and then drive locating lever 12 of arm-tie 11 downside and first constant head tank 13 or second constant head tank 16 peg graft, and then make the rotation of twist grip 2 carry out spacingly, prevent personnel's mistake from touching twist grip 2, prevent to make the state change of ball valve unsafe, make production, can make production more stable go on, through sealing spring 14, just can make closing plate 15 compress tightly in one side of case 5, make the leakproofness between case 5 and the valve body 1 better, prevent that liquid from flowing out the ball valve through the gap between valve body 1 and the case 5, improve the sealing effect of ball valve, prevent the incident from appearing, and is simple in operation, and convenient to use.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent maloperation ball valve, includes valve body (1), its characterized in that, the inboard of valve body (1) is rotated and is connected with case (5), open runner (4) that are linked together each other between valve body (1) and case (5), the inboard of valve body (1) is provided with case (5) complex sealing mechanism, the upper end fixedly connected with of case (5) rotates valve rod (6) of being connected with valve body (1), the upside fixedly connected with cover of valve body (1) is established fixed block (7) in the valve rod (6) outside, first constant head tank (13) and second constant head tank (16) have been seted up to the upside of fixed block (7), the upper end fixedly connected with twist grip (2) of valve rod (6), the inside fixedly connected with pressure spring (8) of the upside of valve rod (6), the upper end fixedly connected with of pressure spring (8) and valve rod (6) sliding connection's slide bar (9), the upper end fixedly connected with of slide bar (9) is located the arm-tie (11) of twist grip (2) upside, the downside fixedly connected with of arm-tie (11) and second constant head tank (16) cooperation.

2. The anti-misoperation ball valve according to claim 1, wherein the sealing mechanism comprises a sealing plate (15) slidably connected with the inner side of the valve body (1), a sealing groove matched with the sealing plate (15) is formed in the outer side of the valve element (5), and a sealing spring (14) fixedly connected with the inner side of the valve body (1) is fixedly connected to the outer side of the sealing plate (15).

3. An anti-misoperation ball valve according to claim 1, wherein the first positioning groove (13) and the second positioning groove (16) are at 90-degree angles to each other, and the first positioning groove (13) is in an open state.

4. An anti-misoperation ball valve according to claim 1, wherein the pull plate (11) is rotatably connected with a pull ring (10) at the upper side, and the pull ring (10) is of a semicircular ring structure.

5. An anti-misoperation ball valve according to claim 1, wherein a pressing groove is formed in the upper side of the valve rod (6), and the sliding rod (9) and the pressing spring (8) are arranged on the inner side of the pressing groove.

6. An anti-misoperation ball valve according to claim 1, wherein the two sides of the valve body (1) are fixedly communicated with connecting pipes (3), and one end of each of the two connecting pipes (3) is fixedly connected with a flange.