CN217842763U

CN217842763U - Anti-static top-mounted inclined-plane ball valve

Info

Publication number: CN217842763U
Application number: CN202221369678.3U
Authority: CN
Inventors: 李容琴; 瞿为东
Original assignee: Jianhu Pressure Valve Ltd Responsibility Co
Current assignee: Jianhu Pressure Valve Ltd Responsibility Co
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-18
Anticipated expiration: 2032-06-02

Abstract

The utility model relates to an antistatic top-mounted inclined plane ball valve, including the valve body, the valve pocket has been seted up to the valve body inside, both ends all are equipped with the disk seat about the valve pocket inside, it is equipped with the spheroid to rotate between two disk seats, logical groove has been seted up on the spheroid, the spheroid upper end is equipped with the valve rod, the outer terminal surface of valve rod is equipped with the upper cover, upper cover and valve body pass through bolted connection, the upper cover up end is equipped with the support, the support top is equipped with the transmission box, the valve rod extends upwards and runs through the transmission box, the transmission box internal rotation is equipped with the transmission shaft, the transmission box front end face right side rotates and is equipped with the drive shaft, both ends all are equipped with first bevel gear about the transmission shaft, valve rod top and drive shaft rear end all correspond first bevel gear meshing and are equipped with second bevel gear, transmission box top is equipped with the apron, apron and transmission box pass through bolted connection; the transmission box is designed, so that the maintenance is convenient; the design of the anti-static spring improves the safety; the design of pressure release pipe makes things convenient for the pressure release blowdown.

Description

Anti-static top-mounted inclined-plane ball valve

Technical Field

The utility model relates to an inclined plane ball valve technical field specifically is antistatic upper assembling type inclined plane ball valve.

Background

Inclined plane ball valve is as one kind of ball valve, the wide application in trades such as petroleum, chemical industry, electric power, metallurgy, is coal gas, air, steam, various medium transportation such as oil are with special valve, device installation space takes up an area of for a short time, the effectual ordinary ball valve of having solved takes up an area of big scheduling problem, but some devices are inconvenient overhauld drive mechanism when using, the valve body is inside to appear remaining, lack suitable pressure release sewage discharging mechanism and the device is whole to lack suitable antistatic mechanism when using, long-term friction easily takes place danger.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a prevent static facial make-up formula inclined plane ball valve to the inconvenient problem of overhauing drive mechanism that proposes in the solution background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: prevent static upper-mounted inclined plane ball valve, including the valve body, the valve pocket has been seted up to valve body inside, both ends all are equipped with the disk seat about the valve pocket is inside, two it is equipped with the spheroid to rotate between the disk seat, logical groove has been seted up on the spheroid, the spheroid upper end is equipped with the valve rod, the outer terminal surface of valve rod is equipped with the upper cover, upper cover and valve body pass through bolted connection, the upper cover up end is equipped with the support, the support top is equipped with the transmission box, the valve rod upwards extends to run through the transmission box, the inside rotation of transmission box is equipped with the transmission shaft, the rotation of transmission box front end face right side is equipped with the drive shaft, both ends all are equipped with first bevel gear about the transmission shaft, valve rod top and drive shaft rear end all correspond first bevel gear meshing is equipped with the second bevel gear, the transmission box top is equipped with the apron, apron and transmission box pass through bolted connection.

In further preferred, the valve rod is provided with a limiting ring corresponding to the upper cover, and an adjusting spring is connected between the limiting ring and the ball body, so that the ball body is conveniently compressed.

In further preferred, the valve rod is provided with a groove, the groove is internally provided with an anti-static mechanism, the anti-static mechanism comprises an anti-static spring and a metal ball, and the anti-static spring is connected with the inner wall of the groove to realize the conduction of static generated by friction.

Preferably, a sealing gasket is arranged between the upper cover and the valve body, a packing pressing sleeve is arranged at the top end inside the upper cover, and a packing pressing cover is arranged at the upper end of the packing pressing sleeve, so that packing sealing is facilitated.

Preferably, the packing gland is provided with a first locking hole, the upper end surface of the upper cover is provided with a second locking hole corresponding to the first locking hole, and the first locking hole is connected with the second locking hole through a bolt, so that the packing gland is convenient to lock.

Preferably, a pressure relief pipe penetrates through one side of the bottom end of the valve cavity, a sealing plug is arranged at the bottom end of the pressure relief pipe, and the sealing plug is in threaded connection with the pressure relief pipe, so that pressure relief and pollution discharge are facilitated.

(III) advantageous effects

Compared with the prior art, the utility model provides an antistatic upper assembling type inclined plane ball valve possesses following beneficial effect:

in the utility model, when the device is used for a long time, the internal equipment of the transmission box breaks down, the cover plate is disassembled, the bolt between the cover plate and the transmission box is taken down, the internal part is overhauled, after the overhaul is finished, the cover plate is installed corresponding to the transmission box, and the bolt is screwed up and fixed, thereby facilitating the overhaul;

the anti-static spring is designed, when the ball body rotates, the ball body is rubbed with the valve seat to generate static electricity, and the generated static electricity is transmitted to the valve rod through the anti-static spring and the metal ball, so that static electricity conduction is realized, and the safety is improved;

the design of pressure release pipe uses a period of back, and the valve pocket gap department probably remains the gas or the liquid of transportation, rotates the sealing plug, and sealing plug and pressure release pipe screw-thread fit realize dismantling, conveniently with inside gas or liquid outwards discharge, make things convenient for the pressure release blowdown.

Drawings

Fig. 1 is a schematic overall top view structure diagram of the preferred anti-static upper-mounted inclined-plane ball valve of the present invention;

fig. 2 is a schematic view of the preferred overall bottom structure of the antistatic top-loading inclined-plane ball valve of the present invention;

FIG. 3 is a schematic view of the overall structure of the preferred device without a cover plate of the antistatic top-loading inclined-plane ball valve of the present invention;

fig. 4 is a sectional view of the internal structure of the valve body, which is preferably not provided with a transmission box, of the antistatic top-loading type inclined plane ball valve of the present invention;

fig. 5 is an enlarged view of a portion of a structure in fig. 4.

In the figure: 1. a valve body; 2. a valve cavity; 3. a valve seat; 4. a sphere; 5. a through groove; 6. a valve stem; 7. an upper cover; 8. a support; 9. a transmission box; 10. a drive shaft; 11. a drive shaft; 12. a first bevel gear; 13. a second bevel gear; 14. a cover plate; 15. a limiting ring; 16. adjusting the spring; 17. a groove; 18. an anti-static spring; 19. a metal ball; 20. a gasket; 21. pressing and sleeving the filler; 22. a packing gland; 23. a first locking hole; 24. a second locking hole; 25. a pressure relief pipe; 26. and (4) sealing plugs.

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.

The first embodiment is as follows:

referring to fig. 1-5, the anti-static upper-mounted inclined ball valve includes a valve body 1, a valve cavity 2 is formed inside the valve body 1, valve seats 3 are respectively disposed at left and right ends inside the valve cavity 2, a ball 4 is rotatably disposed between the two valve seats 3, a through groove 5 is formed in the ball 4, a valve rod 6 is disposed at an upper end of the ball 4, an upper cover 7 is disposed at an outer end surface of the valve rod 6, the upper cover 7 is connected with the valve body 1 through bolts, a support 8 is disposed at an upper end surface of the upper cover 7, a transmission box 9 is disposed at a top end of the support 8, the valve rod 6 extends upwards to penetrate through the transmission box 9, a transmission shaft 10 is rotatably disposed inside the transmission box 9, a driving shaft 11 is rotatably disposed at a right side of a front end surface of the transmission box 9, first bevel gears 12 are disposed at left and right ends of the transmission shaft 10, second bevel gears 13 are engaged with the top ends of the valve rod 6 and the driving shaft 11, a cover plate 14 is disposed at a top end of the transmission box 9, and the cover plate 14 is connected with the transmission box 9 through bolts.

Referring to fig. 1-5, in this embodiment, a limiting ring 15 is disposed on a valve rod 6 corresponding to an upper cover 7, an adjusting spring 16 is disposed between the limiting ring 15 and a ball 4, a groove 17 is formed on the valve rod 6, an anti-static mechanism is disposed in the groove 17, the anti-static mechanism includes an anti-static spring 18 and a metal ball 19, the anti-static spring 18 is disposed in connection with an inner wall of the groove 17, a gasket 20 is disposed between the upper cover 7 and the valve body 1, a gasket pressing sleeve 21 is disposed at a top end of an inner portion of the upper cover 7, a gasket 22 is disposed at an upper end of the gasket pressing sleeve 21, a first locking hole 23 is disposed on the gasket 22, a second locking hole 24 is disposed on the gasket 22, the gasket 20 seals an installation site, after the upper cover 7 is installed, the adjusting spring 16 compresses the ball 4 to ensure a sealing effect, the sealing packing is installed at a gap between the upper cover 7 and the valve rod 6 corresponding to the first locking hole 21, the gasket 22 is installed correspondingly, the gasket is installed correspondingly, the second locking hole compresses the ball 23, the second locking hole and the ball 23, the valve rod 23 passes through the second locking hole, the ball 23 and the ball 23, the valve seat generates static electricity when the valve seat is rotated, the valve seat and the ball 23, and the static electricity is transferred to the valve seat, and the static spring 18.

Referring to fig. 2 and 4, in the present embodiment, a pressure relief pipe 25 is disposed at one side of the bottom end of the valve cavity 2, a sealing plug 26 is disposed at the bottom end of the pressure relief pipe 25, the sealing plug 26 is in threaded connection with the pressure relief pipe 25, the sealing plug 26 rotates, and the sealing plug 26 is in threaded engagement with the pressure relief pipe 25 to achieve disassembly and discharge the internal gas or liquid.

The second embodiment:

in summary, when the device is used, firstly, the whole device is assembled, two valve seats 3 and a ball 4 with a valve rod 6 are correspondingly installed in a valve cavity 2 of a valve body 1, an upper cover 7 faces downwards and is installed in cooperation with the valve body 1, the upper cover 7 and the valve body 1 are screwed and fixed through bolts, a sealing gasket 20 seals an installation position, after the upper cover 7 is installed, an adjusting spring 16 compresses the ball 4 to ensure a sealing effect, sealing filler is correspondingly installed in a gap between the upper cover 7 and the valve rod 6 and is primarily compressed through a filler pressing sleeve 21, then a filler pressing cover 22 is correspondingly installed and is compressed for the second time, meanwhile, a first locking hole 23 and a second locking hole 24 are aligned, the bolts penetrate through the first locking hole 23 and the second locking hole 24 to be screwed and fixed, locking installation is achieved, the device is put into use after the whole installation is completed, when the device is used for a long time, internal equipment of a transmission box 9 fails, the cover plate 14 is disassembled, the bolts between the cover plate 14 and the transmission box 9 are taken down, the internal maintenance is carried out, and the cover plate 14 is correspondingly screwed and fixed after the maintenance is completed.

Example three:

in summary, when the device is used, when the device needs to be opened, a rotating ring arranged on the outer side of the driving shaft 11 is grasped, the driving shaft 11 is rotated, the second bevel gear 13 on the driving shaft 11 is meshed with the first bevel gear 12 on the transmission shaft 10, so that the driving shaft 11 drives the transmission shaft 10 to rotate, the first bevel gear 12 at the left end of the transmission shaft 10 is meshed with the second bevel gear 13 on the valve rod 6, so that the transmission shaft 10 drives the valve rod 6 to rotate, the valve rod 6 drives the ball 4 at the bottom to rotate relative to the valve cavity 2, opening and closing operations are realized, when the ball 4 rotates, static electricity is generated by friction with the valve seat 3, the generated static electricity is transmitted to the valve rod 6 through the static electricity prevention spring 18 and the metal ball 19, static electricity conduction is realized, after the device is used for a period of time, gas or liquid possibly remained in a gap of the valve cavity 2 rotates the sealing plug 26, the sealing plug 26 is in threaded fit with the pressure relief tube 25, disassembly is realized, and the internal gas or liquid is conveniently discharged outwards.

In all the above-mentioned schemes, the connection between two components can be selected according to the actual situation, the matching connection of the welding, the bolt and the nut, the bolt or the screw connection or other known connection methods are not repeated herein, and all the above-mentioned schemes relate to the fixed connection, and the welding is considered preferentially, and above, it is only the preferred embodiment 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, and according to the technical scheme of the present invention and the utility model concept of the present invention equivalent replacement or change, all should be covered in the protection scope of the present invention.

Claims

1. Antistatic top-mounted inclined-plane ball valve, including valve body (1), valve body (1) inside has been seted up valve pocket (2), both ends all are equipped with disk seat (3) about valve pocket (2) is inside, two it is equipped with spheroid (4) to rotate between disk seat (3), logical groove (5) have been seted up on spheroid (4), spheroid (4) upper end is equipped with valve rod (6), valve rod (6) outer terminal surface is equipped with upper cover (7), upper cover (7) and valve body (1) pass through bolted connection, its characterized in that, upper cover (7) up end is equipped with support (8), support (8) top is equipped with transmission box (9), valve rod (6) upwards extend and run through transmission box (9), transmission box (9) inside rotates and is equipped with transmission shaft (10), transmission box (9) front end right side rotates and is equipped with drive shaft (11), both ends all are equipped with first bevel gear (12) about transmission shaft (10), valve rod (6) top and drive shaft (11) rear end all correspond first bevel gear (12) meshing are equipped with gear (13), transmission cover plate (9) top and second cone (14) top are equipped with transmission cover plate (9) and bolt connection box (9).

2. The anti-static top-loading inclined-surface ball valve according to claim 1, wherein: the valve rod (6) is provided with a limiting ring (15) corresponding to the upper cover (7), and an adjusting spring (16) is connected between the limiting ring (15) and the ball body (4).

3. The anti-static top-loading beveled ball valve of claim 2, wherein: the improved valve is characterized in that a groove (17) is formed in the valve rod (6), an anti-static mechanism is arranged in the groove (17), the anti-static mechanism comprises an anti-static spring (18) and a metal ball (19), and the anti-static spring (18) and the groove (17) are connected through the inner wall.

4. The anti-static top-loading beveled ball valve of claim 2, wherein: be equipped with sealed pad (20) between upper cover (7) and valve body (1), upper cover (7) inside top is equipped with packing and presses cover (21), packing is pressed cover (21) upper end and is equipped with gland (22).

5. The anti-static top-loading inclined-surface ball valve according to claim 4, wherein: the packing gland (22) is provided with a first locking hole (23), the upper end surface of the upper cover (7) is provided with a second locking hole (24) corresponding to the first locking hole (23), and the first locking hole (23) is connected with the second locking hole (24) through a bolt.

6. The anti-static top-loading inclined-surface ball valve according to claim 1, wherein: the pressure relief pipe (25) is arranged on one side of the bottom end of the valve cavity (2) in a penetrating mode, a sealing plug (26) is arranged at the bottom end of the pressure relief pipe (25), and the sealing plug (26) is in threaded connection with the pressure relief pipe (25).