CN212959962U

CN212959962U - Top-mounted ball valve

Info

Publication number: CN212959962U
Application number: CN202021584659.3U
Authority: CN
Inventors: 孙宁; 颜志汉; 颜志伟; 王宝健; 颜志波
Original assignee: Liangzheng Valve Co ltd
Current assignee: Liangzheng Valve Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-13
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a top-mounted ball valve, which comprises a valve body, the top outer wall fixed mounting of valve body has the install bin, the inside one side fixed mounting of install bin has the cover shell, the inside of cover shell is rotated through the dwang and is connected with the hand wheel, the top fixedly connected with L shape pole of cover shell, the solid fixed cylinder of bottom fixedly connected with of L shape pole, the internal surface of solid fixed cylinder is through first spring fixedly connected with movable rod, the surface of movable rod and the internal surface sliding connection of solid fixed cylinder, the spacing post of bottom fixedly connected with of movable rod, the spread groove has been seted up to the surface of dwang, a plurality of spacing holes have been seted up to the inside of spread groove. The utility model provides a cooperation through between first spring, a fixed section of thick bamboo, movable rod, spacing post and the spacing hole can realize locking the hand wheel fast, and simple structure that uses simultaneously has reduced use cost, and convenient operation.

Description

Top-mounted ball valve

Technical Field

The utility model relates to a fixed ball valve technical field specifically is a facial make-up formula ball valve.

Background

The fixed ball valve is a new generation high-performance ball valve, and has a self-tightening characteristic through a first spring pre-valve seat assembly, so that upstream sealing is realized.

Chinese patent (CN 210344374U) discloses a sealed stable ball valve is fixed to turbine, and this patent can be locked the hand wheel fast in the optional position through the locking piece, thereby the spheroid is in the flow control that half open mode realized the valve of being convenient for, and sealing mechanism ensures the leakproofness of spheroid both sides, avoids appearing leaking.

Although this patent can realize the quick locking to the hand wheel through the locking piece that uses, the structure of using is too complicated, and use cost is too high, for this reason the utility model discloses improve it, provided a facial make-up ball valve.

Disclosure of Invention

An object of the utility model is to provide a top-mounted ball valve to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a top-mounted ball valve, which comprises a valve body, the top outer wall fixed mounting of valve body has the install bin, the inside one side fixed mounting of install bin has the cover shell, the inside of cover shell is rotated through the dwang and is connected with the hand wheel, the top fixedly connected with L shape pole of cover shell, the solid fixed cylinder of bottom fixedly connected with of L shape pole, the internal surface of solid fixed cylinder is through first spring fixedly connected with movable rod, the surface of movable rod and the internal surface sliding connection of solid fixed cylinder, the spacing post of bottom fixedly connected with of movable rod, the spread groove has been seted up to the surface of dwang, a plurality of spacing holes have been seted up to the inside of spread groove.

As an optimal technical solution of the utility model: the outer surface of the limiting column is clamped with the inner surface of the limiting hole, and the diameter of the limiting hole is larger than that of the limiting column.

As an optimal technical solution of the utility model: the movable rod is characterized in that a driving rod is fixedly connected to one side of the outer surface of the movable rod, a fixing ring is fixedly connected to the top of the outer surface of the movable rod, and a check ring is fixedly connected to the bottom of the inner surface of the fixing cylinder.

As an optimal technical solution of the utility model: the bottom of the inner surface of the valve body is rotatably connected with a sleeved ball body through a lower shaft, and the top of the sleeved ball body is clamped with a valve rod.

As an optimal technical solution of the utility model: and four groups of second springs are distributed on the outer surface of the sealing mechanism and the inner surface of the valve body.

As an optimal technical solution of the utility model: the dwang passes through the gear train and is connected with the valve rod transmission.

The utility model discloses the beneficial effect who reaches is: the utility model provides a cooperation through between first spring, a fixed section of thick bamboo, movable rod, spacing post and the spacing hole can realize locking the hand wheel fast, and simple structure that uses simultaneously has reduced use cost, and convenient operation.

Drawings

Fig. 1 is a schematic structural diagram of an upper-mounted ball valve.

Fig. 2 is a structural side view of a top-loading ball valve.

Fig. 3 is an enlarged view of a portion of the top-loading ball valve at a in fig. 2.

FIG. 4 is an enlarged view of a portion of the top-loading ball valve at B in FIG. 1

In the figure: 1. a valve body; 2. installing a box; 3. a housing; 4. rotating the rod; 5. a hand wheel; 6. an L-shaped rod; 7. a fixed cylinder; 8. a first spring; 9. a movable rod; 10. a limiting column; 11. connecting grooves; 12. a limiting hole; 13. a drive rod; 14. a stationary ring; 15. a retainer ring; 16. sleeving the ball body; 17. a valve stem; 18. a second spring; 19. and a sealing mechanism.

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.

Example (b): as shown in fig. 1-4, the utility model provides a top-mounted ball valve, including valve body 1, the top outer wall fixed mounting of valve body 1 has install bin 2, one side fixed mounting of install bin 2 inside has casing 3, the inside of casing 3 is rotated through dwang 4 and is connected with hand wheel 5, the top fixedly connected with L shape pole 6 of casing 3, the bottom fixedly connected with solid fixed cylinder 7 of L shape pole 6, the internal surface of solid fixed cylinder 7 is through first spring 8 fixedly connected with movable rod 9, the surface of movable rod 9 and the internal surface sliding connection of solid fixed cylinder 7, the spacing post 10 of bottom fixedly connected with of movable rod 9, spread groove 11 has been seted up to the surface of dwang 4, a plurality of spacing holes 12 have been seted up to the inside of spread groove 11.

Wherein, the outer surface of the spacing post 10 is blocked with the internal surface of the spacing hole 12, and the diameter of the spacing hole 12 is larger than the diameter of the spacing post 10.

Wherein, cooperation retaining ring 15 and retainer plate 14 can avoid movable rod 9 from the roll-off in the solid fixed cylinder 7, one side fixedly connected with actuating lever 13 of movable rod 9 surface, the top fixedly connected with retainer plate 14 of movable rod 9 surface, the bottom fixedly connected with retaining ring 15 of solid fixed cylinder 7 internal surface.

Wherein, the bottom of the internal surface of the valve body 1 is rotatably connected with a sleeved ball body 16 through a lower shaft, and the top of the sleeved ball body 16 is clamped with a valve rod 17.

Wherein, the cooperation second spring 18 can increase the compactness of cup jointing spheroid 16, installs sealing mechanism 19 between the surface of cup jointing spheroid 16 and the internal surface of valve body 1, passes through second spring 18 fixed connection between the surface of sealing mechanism 19 and the internal surface of valve body 1, and second spring 18 distributes and has four groups.

Wherein, the rotating rod 4 is in transmission connection with the valve rod 17 through a gear set.

Specifically, the utility model discloses during the use: when the hand wheel 5 needs to be rotated, the driving rod 13 is pushed upwards to drive the movable rod 9 to extrude the first spring 8 to move upwards, so that the limiting column 10 exits from the limiting hole 12, the hand wheel 5 can be driven to work, and when the hand wheel 5 does not need to be driven, the limiting column 10 is clamped into the limiting hole 12 under the action of the first spring 8.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An upper-mounted ball valve comprises a valve body (1) and is characterized in that an installation box (2) is fixedly installed on the outer wall of the top of the valve body (1), a casing (3) is fixedly arranged on one side in the installation box (2), a hand wheel (5) is rotatably connected in the casing (3) through a rotating rod (4), the top of the casing (3) is fixedly connected with an L-shaped rod (6), the bottom of the L-shaped rod (6) is fixedly connected with a fixed cylinder (7), the inner surface of the fixed cylinder (7) is fixedly connected with a movable rod (9) through a first spring (8), the outer surface of the movable rod (9) is connected with the inner surface of the fixed cylinder (7) in a sliding way, the bottom fixedly connected with of movable rod (9) is spacing post (10), spread groove (11) have been seted up to the surface of dwang (4), a plurality of spacing holes (12) have been seted up to the inside of spread groove (11).

2. The upward-mounted ball valve according to claim 1, wherein the outer surface of the limiting column (10) is clamped with the inner surface of the limiting hole (12), and the diameter of the limiting hole (12) is larger than that of the limiting column (10).

3. A top-loading ball valve according to claim 1, wherein a driving rod (13) is fixedly connected to one side of the outer surface of the movable rod (9), a fixed ring (14) is fixedly connected to the top of the outer surface of the movable rod (9), and a retainer ring (15) is fixedly connected to the bottom of the inner surface of the fixed cylinder (7).

4. A top-loading ball valve according to claim 1, characterized in that the bottom of the inner surface of the valve body (1) is rotatably connected with a sleeve ball (16) through a lower shaft, and the top of the sleeve ball (16) is clamped with a valve rod (17).

5. A top-loading ball valve according to claim 4, characterized in that a sealing mechanism (19) is installed between the outer surface of the sleeve-connection ball body (16) and the inner surface of the valve body (1), the outer surface of the sealing mechanism (19) and the inner surface of the valve body (1) are fixedly connected through a second spring (18), and four groups of the second springs (18) are distributed.

6. A top-loading ball valve according to claim 4, wherein the rotating rod (4) is in driving connection with the valve stem (17) through a gear train.