CN211779093U

CN211779093U - Clamping sleeve for sealing floating ball valve

Info

Publication number: CN211779093U
Application number: CN201922480198.9U
Authority: CN
Inventors: 许传根; 陈喜; 袁显辉
Original assignee: Henan Shengsheng Industrial Co ltd
Current assignee: Henan Shengsheng Industrial Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a press from both sides cover for floating ball valve is sealed, including valve body, valve ball, dwang, first flange and second flange, the inside block of valve body has the valve ball, and the upper end of valve ball is provided with the dwang, the one end of valve body is provided with the second flange, and the lateral wall of second flange has cup jointed the second and has pressed from both sides the cover, the other end of valve body is provided with first flange, and the lateral wall of first flange has cup jointed first clamp cover, first clamp cover comprises first metal covering, first soft cover, the soft cover of second, first screw, second screw, first through-hole, first connecting hole, second through-hole, second connecting hole, third through-hole and spacing collar. A press from both sides cover for ball valve seal floats, can realize the sealed and protection of two flange joint ends, effectual protection flange shell prevents to harm, is favorable to cup jointing fast between flange and the metal covering.

Description

Clamping sleeve for sealing floating ball valve

Technical Field

The utility model relates to a ball valve sealing technique field, in particular to a press from both sides cover for floating ball valve is sealed.

Background

The ball body of the floating ball valve is floating, and can generate certain displacement and be tightly pressed on a sealing surface of an outlet end under the action of medium pressure, so that the sealing of the outlet end is ensured; in the process of using the floating ball valve, after the flange of the floating ball valve is connected with an external pipeline flange, the flange is not protected, a gap exists between the flanges, the damage of a flange connecting end is easily caused by the collision of some articles and the flange (a pipe connecting flange, a pipeline and the like), and the maintenance difficulty is higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a press from both sides cover for floating ball valve is sealed, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a clamping sleeve for sealing a floating ball valve comprises a valve body, a valve ball, a rotating rod, a first flange and a second flange, wherein the valve ball is clamped inside the valve body, the rotating rod is arranged at the upper end of the valve ball, the second flange is arranged at one end of the valve body, the second clamping sleeve is sleeved on the outer side wall of the second flange, the first flange is arranged at the other end of the valve body, the first clamping sleeve is sleeved on the outer side wall of the first flange, the first clamping sleeve consists of a first metal sleeve, a first soft sleeve, a second soft sleeve, a first screw hole, a second screw hole, a first through hole, a first connecting hole, a second through hole, a second connecting hole, a third through hole and a limiting ring, the first screw hole and the second screw hole are formed at two ends of the outer side wall of the first metal sleeve, the first soft sleeve and the second soft sleeve are arranged at two ends of the outer side wall of the first metal sleeve, and the first connecting hole is formed on the outer side wall of the first soft sleeve, the first metal sleeve is provided with a first through hole, and the hole wall of the first through hole is provided with a limiting ring.

Preferably, the first jacket and the second jacket have the same structure, the first jacket and the first flange are movably sleeved, and the second jacket and the second flange are movably sleeved.

The first soft sleeve and the second soft sleeve are identical in structure, and the first soft sleeve and the second soft sleeve are connected with the first metal sleeve through bolts.

The first through hole, the second through hole and the third through hole are communicated, and a limiting ring arranged on the wall of the first through hole and the first metal sleeve are integrally arranged.

The side wall of the first metal sleeve is provided with a plurality of groups of screw holes, the metal sleeve and the soft sleeve are provided with the screw holes in alignment, and the metal sleeve and the soft sleeve are connected with each other in a matching manner through bolts.

Compared with the prior art, the utility model discloses following beneficial effect has: through the clamp cover that sets up, can realize the sealed and protection of two flange joint ends, effectual protection flange shell prevents the damage, through the setting of soft cover, is favorable to cup jointing fast between flange and the metal covering.

Drawings

The structure and features of the present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an expanded view of fig. 1.

Fig. 3 is a schematic view of the present invention in a use state.

In the figure: 1. a valve body; 2. a valve ball; 3. rotating the rod; 4. a first flange; 5. a first jacket; 501. a first metal sleeve; 502. a first soft sleeve; 503. a second soft sleeve; 504. a first screw hole; 505. a second screw hole; 506. a first through hole; 507. a first connection hole; 508. a second through hole; 509. a second connection hole; 510. a third through hole; 511. a limiting ring; 6. a second flange; 7. a second jacket.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-3, a jacket for sealing a floating ball valve, the floating ball valve includes a valve body 1, a valve ball 2, a rotating rod 3, a first flange 4 and a second flange 6, the valve ball 2 is clamped inside the valve body 1, the rotating rod 3 is arranged at the upper end of the valve ball 2, the second flange 6 is arranged at one end of the valve body 1, the second jacket 7 is sleeved on the outer side wall of the second flange 6, the first flange 4 is arranged at the other end of the valve body 1, the first jacket 5 is sleeved on the outer side wall of the first flange 4, the first jacket 5 is composed of a first metal sleeve 501, a first soft sleeve 502, a second soft sleeve 503, a first screw hole 504, a second screw hole 505, a first through hole 506, a first connecting hole 507, a second through hole 508, a second connecting hole 509, a third through hole 510 and a limiting ring 511, and a first screw hole 504 and a second screw hole 505 are arranged at two ends of the outer side wall of the first metal sleeve 501, a first soft sleeve 502 and a second soft sleeve 503 are arranged at two ends of the outer side wall of the first metal sleeve 501, a first connecting hole 507 is formed in the outer side wall of the first soft sleeve 502, a second through hole 508 is formed in one end of the first soft sleeve 502, a second connecting hole 509 is formed in the outer side wall of the second soft sleeve 503, a third through hole 510 is formed in one end of the second soft sleeve 503, a first through hole 506 is formed in one end of the first metal sleeve 501, and a limiting ring 511 is arranged on the wall of the first through hole 506;

the first jacket 5 and the second jacket 7 have the same structure, the first jacket 5 and the first flange 4 are movably sleeved, and the second jacket 7 and the second flange 6 are movably sleeved; the first soft sleeve 502 and the second soft sleeve 503 have the same structure, and the first soft sleeve 502 and the second soft sleeve 503 are connected with the first metal sleeve 501 through bolts; the first through hole 506, the second through hole 508 and the third through hole 510 are communicated, and a limiting ring 511 arranged in a large hole of the first through hole 506 is integrally arranged with the first metal sleeve 501; the side wall of the first metal sleeve 501 is provided with a plurality of screw holes, the screw holes of the metal sleeve and the screw holes of the soft sleeve are aligned, and the metal sleeve and the soft sleeve are connected with each other in a matching way through bolts.

It should be noted that, when assembling the first clamping sleeve 5 and the second clamping sleeve 7, the first clamping sleeve 5 is assembled, the first soft sleeve 502 is sleeved in the annular groove at one end of the outer side wall of the first metal sleeve 501, the first soft sleeve 502 is rotated until the first connection hole 507 formed on the outer side wall of the first soft sleeve 502 is aligned with the first screw hole 504 formed on the first metal sleeve 501, the bolt is inserted into the first connection hole 507, the bolt penetrates through the first soft sleeve 502 and is inserted into the first screw hole 504, so as to realize the connection between the first soft sleeve 502 and the first metal sleeve 501, the first soft sleeve 502 and the second soft sleeve 503 have the same structure, the connection between the second soft sleeve 503 and the first metal sleeve 501 has the same connection mode as the connection between the first soft sleeve 502 and the first metal sleeve 501, the structure of the first clamping sleeve 5 is the same as the structure of the second clamping sleeve 7, after the installation of the jacket is completed, the connection with the metal sealing floating ball valve can be performed, a first through hole 506 and a second through hole 508 which are formed in the first jacket 5 are aligned with the shell of the first flange 4 to be inserted, when the first flange 4 contacts the first soft sleeve 502, the soft part arranged on the first soft sleeve 502 is turned over, the soft part arranged on the first soft sleeve 502 wraps one end of the first flange 4, the other end of the first flange 4 contacts a limiting ring 511 arranged in the first metal sleeve 501 to realize the connection between the first flange 4 and the first jacket 5, then the connection between the second soft sleeve 503 of the first jacket 5 and the next-stage flange is performed, the sealing and the protection of the flange of the metal sealing floating ball valve are realized, and the connection mode between the second flange 6 and the second jacket 7 is the same as the connection mode between the first flange 4 and the first jacket 5.

The foregoing illustrates and describes the principles and features and advantages of the present invention. The present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only for explaining the principle of the present invention, without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, all falling within the scope of the claimed invention.

Claims

1. The utility model provides a press from both sides cover for ball valve is sealed floats, is applied to the ball valve that floats and is connected the use with outside pipeline, and this ball valve that floats includes valve body (1), valve ball (2), dwang (3), first flange (4) and second flange (6), the inside block of valve body (1) has valve ball (2), and the upper end of valve ball (2) is provided with dwang (3), its characterized in that: a second flange (6) is arranged at one end of the valve body (1), a second jacket (7) is sleeved on the outer side wall of the second flange (6), a first flange (4) is arranged at the other end of the valve body (1), a first jacket (5) is sleeved on the outer side wall of the first flange (4), the first jacket (5) consists of a first metal sleeve (501), a first soft sleeve (502), a second soft sleeve (503), a first screw hole (504), a second screw hole (505), a first through hole (506), a first connecting hole (507), a second through hole (508), a second connecting hole (509), a third through hole (510) and a limiting ring (511), the first screw hole (504) and the second screw hole (505) are formed at two ends of the outer side wall of the first metal sleeve (501), the first soft sleeve (502) and the second soft sleeve (503) are arranged at two ends of the outer side wall of the first metal sleeve (501), and the lateral wall of the first soft sleeve (502) is provided with a first connecting hole (507), one end of the first soft sleeve (502) is provided with a second through hole (508), the lateral wall of the second soft sleeve (503) is provided with a second connecting hole (509), one end of the second soft sleeve (503) is provided with a third through hole (510), one end of the first metal sleeve (501) is provided with a first through hole (506), and the hole wall of the first through hole (506) is provided with a limit ring (511).

2. A collet for a floating ball valve seal according to claim 1, wherein: the structure of the first jacket (5) is the same as that of the second jacket (7), the first jacket (5) and the first flange (4) are movably sleeved, and the second jacket (7) and the second flange (6) are movably sleeved.

3. A collet for a floating ball valve seal according to claim 1, wherein: the first soft sleeve (502) and the second soft sleeve (503) are identical in structure, and the first soft sleeve (502) and the second soft sleeve (503) are connected with the first metal sleeve (501) through bolts.

4. A collet for a floating ball valve seal according to claim 1, wherein: the first through hole (506), the second through hole (508) and the third through hole (510) are communicated, and a limiting ring (511) arranged on the wall of the first through hole (506) and the first metal sleeve (501) are integrally arranged.

5. A collet for a floating ball valve seal according to claim 1, wherein: the side wall of the first metal sleeve (501) is provided with a plurality of groups of screw holes, the metal sleeve and the soft sleeve are provided with screw holes which are aligned, and the metal sleeve and the soft sleeve are connected in a matched mode through bolts.