CN212297999U - Stainless steel ball valve is with connecting fixed knot structure - Google Patents

Stainless steel ball valve is with connecting fixed knot structure Download PDF

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Publication number
CN212297999U
CN212297999U CN202020673441.9U CN202020673441U CN212297999U CN 212297999 U CN212297999 U CN 212297999U CN 202020673441 U CN202020673441 U CN 202020673441U CN 212297999 U CN212297999 U CN 212297999U
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pipe
ball valve
stainless steel
steel ball
ring
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CN202020673441.9U
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Chinese (zh)
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王中敏
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Zhejiang Xinhong Valve Fittings Co ltd
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Zhejiang Xinhong Valve Fittings Co ltd
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Abstract

The utility model discloses a stainless steel ball valve is with connecting fixed knot constructs, include: the basic assembly comprises a stainless steel ball valve, a right connecting pipe, a valve rod, a left connecting pipe and an inner sleeve; the sealing assembly comprises an outer sleeve, an inner thread, a first sealing ring, a second sealing ring, a clamping pipe, a positioning hole and an outer thread, the second sealing ring is bonded on the outer side wall of the inner sleeve, the clamping pipe is sleeved on the outer side walls of the left connecting pipe, the inner sleeve and the second sealing ring, and the first sealing ring is bonded on the outer side wall of the clamping pipe; in this ball valve is with connecting fixed knot structure, interior sleeve pipe cup joints in the inside of pressing from both sides the pipe, forms one deck seal structure, and the outer tube has been cup jointed to the lateral wall that presss from both sides the pipe, forms second floor seal structure, seals through first sealing washer and second sealing washer between the two-layer seal structure, and internal thread and external screw thread mutually support for outer tube fastening presss from both sides pipe and left company's pipe, and sealing performance is excellent, and the effectual ball valve junction that prevents leaks.

Description

Stainless steel ball valve is with connecting fixed knot structure
Technical Field
The utility model relates to a ball valve technical field specifically is a stainless steel ball valve is with connecting fixed knot constructs.
Background
Ball valve, the open-close piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding 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. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.
At present, under the general condition, some ball valves adopt threaded connection on the pipeline, and the ball valve stability of threaded connection is relatively poor, and the screwed connection mouth leaks easily, influences the use. Therefore, the connecting and fixing structure for the stainless steel ball valve is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stainless steel is connection fixed knot structure for ball valve to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a connecting and fixing structure for a stainless steel ball valve comprises:
the basic assembly comprises a stainless steel ball valve, a right connecting pipe, a valve rod, a left connecting pipe and an inner sleeve;
the sealing assembly comprises an outer sleeve, an internal thread, a first sealing ring, a second sealing ring, a clamping pipe, a positioning hole and an external thread, the second sealing ring is bonded on the outer side wall of the inner sleeve, the clamping pipe is sleeved on the outer side walls of the left connecting pipe, the inner sleeve and the second sealing ring, the first sealing ring is bonded on the outer side wall of the clamping pipe, the external thread is arranged on the outer side wall of the clamping pipe, the internal thread is arranged on the inner side wall of the outer sleeve, the internal thread is matched with the external thread, and twelve positioning holes which are annularly distributed by taking the central points of the outer sleeve as the circle center are formed in the outer side wall of;
the fixing assembly comprises a limiting ring, a spring, a limiting column, a sliding ring, a sliding groove and a positioning rod.
As further preferable in the present technical solution: the valve rod is installed at the top of the stainless steel ball valve, and one end of the stainless steel ball valve is communicated with a right connecting pipe.
As further preferable in the present technical solution: the stainless steel ball valve is characterized in that one end, far away from the right connecting pipe, of the stainless steel ball valve is communicated with a left connecting pipe, one end, far away from the stainless steel ball valve, of the left connecting pipe is communicated with an inner sleeve pipe, an external thread is arranged on the outer side wall of the left connecting pipe, and the external thread is matched with the internal thread.
As further preferable in the present technical solution: the utility model discloses a sealing device, including clamp pipe, spacing ring, spring housing, slip ring, sliding ring, first sealing washer, spacing ring, spacing post, limiting ring, spring housing, the lateral wall fixedly connected with spacing ring that first sealing washer was kept away from to the clamp pipe, the welding of one side of spacing ring has the spring, the lateral wall of clamp pipe is located to the spring housing, the lateral wall of clamp pipe is seted up quantity and is two the spacing post that uses the central point of clamp pipe as the symmetry center symmetry, the lateral wall sliding connection of clamp pipe has the.
As further preferable in the present technical solution: one side of the slip ring is fixedly connected with twelve positioning rods which are annularly distributed by taking the center point of the slip ring as the center of a circle.
As further preferable in the present technical solution: the outer side wall of the positioning rod is matched with the positioning hole, and the positioning rod is connected inside the positioning hole in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that: in this ball valve is with connecting fixed knot structure, interior sleeve pipe cup joints in the inside of pressing from both sides the pipe, forms one deck seal structure, and the outer tube has been cup jointed to the lateral wall that presss from both sides the pipe, forms second floor seal structure, seals through first sealing washer and second sealing washer between the two-layer seal structure, and internal thread and external screw thread mutually support for outer tube fastening presss from both sides pipe and left company's pipe, and sealing performance is excellent, and the effectual ball valve junction that prevents leaks.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of the area A in FIG. 1 according to the present invention;
fig. 3 is a schematic side view of the slip ring of the present invention.
In the figure: 10. a base component; 11. a stainless steel ball valve; 12. a right connecting pipe; 13. a valve stem; 14. a left connecting pipe; 15. an inner sleeve; 20. a seal assembly; 21. an outer sleeve; 22. an internal thread; 23. a first seal ring; 24. a second seal ring; 25. clamping the pipe; 26. positioning holes; 27. an external thread; 30. a fixing assembly; 31. a limiting ring; 32. a spring; 33. a limiting column; 34. a slip ring; 35. a chute; 36. and (5) positioning the rod.
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.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: a connecting and fixing structure for a stainless steel ball valve comprises:
a basic assembly 10, wherein the basic assembly 10 comprises a stainless steel ball valve 11, a right connecting pipe 12, a valve rod 13, a left connecting pipe 14 and an inner sleeve 15;
the sealing assembly 20 comprises an outer sleeve 21, an internal thread 22, a first sealing ring 23, a second sealing ring 24, a clamping pipe 25, a positioning hole 26 and an external thread 27, the second sealing ring 24 is bonded on the outer side wall of the inner sleeve 15, the clamping pipe 25 is sleeved on the outer side walls of the left connecting pipe 14, the inner sleeve 15 and the second sealing ring 24, the first sealing ring 23 is bonded on the outer side wall of the clamping pipe 25, the external thread 27 is arranged on the outer side wall of the clamping pipe 25, the internal thread 22 is arranged on the inner side wall of the outer sleeve 21, the internal thread 22 is matched with the external thread 27, and twelve positioning holes 26 which are annularly distributed by taking the central point of the outer sleeve 21 as the circle center are formed;
the fixed subassembly 30, fixed subassembly 30 includes spacing ring 31, spring 32, spacing post 33, sliding ring 34, spout 35 and locating lever 36.
In this embodiment, specifically: a valve rod 13 is installed at the top of the stainless steel ball valve 11, one end of the stainless steel ball valve 11 is communicated with a right connecting pipe 12, and the valve rod 13 is used for controlling the stainless steel ball valve 11.
In this embodiment, specifically: one end of the stainless steel ball valve 11, which is far away from the right connecting pipe 12, is communicated with a left connecting pipe 14, one end of the left connecting pipe 14, which is far away from the stainless steel ball valve 11, is communicated with an inner sleeve pipe 15, the outer side wall of the left connecting pipe 14 is provided with an external thread 27, the external thread 27 is matched with an internal thread 22, the inner sleeve pipe 15 is sleeved with a clamping pipe 25, and a first-layer sealing structure is formed.
In this embodiment, specifically: press from both sides pipe 25 and keep away from lateral wall fixedly connected with spacing ring 31 of first sealing washer 23, the welding of one side of spacing ring 31 has spring 32, the lateral wall of pressing from both sides pipe 25 is located to spring 32 cover, the lateral wall of pressing from both sides pipe 25 is seted up quantity and is two spacing post 33 that uses the central point of pressing from both sides pipe 25 as the symmetry center symmetry, the lateral wall sliding connection of pressing from both sides pipe 25 has sliding ring 34, sliding ring 34's inside wall is seted up quantity and is two spout 35 that uses sliding ring 34 as the symmetry center symmetry, spacing post 33 and spout 35 phase-match, spacing ring 31 is used for limiting spring 32's position.
In this embodiment, specifically: one side of the sliding ring 34 is fixedly connected with twelve positioning rods 36 which are annularly distributed by taking the central point of the sliding ring 34 as the center of a circle, and the positioning rods 36 are used for fixing the outer sleeve 21 and preventing the outer sleeve 21 from rotating after the installation is finished.
In this embodiment, specifically: the outer side wall of the positioning rod 36 is matched with the positioning hole 26, the positioning rod 36 is connected to the inside of the positioning hole 26 in a sliding mode, before installation, the sliding ring 34 is pushed, the positioning rod 36 is separated from the inside of the positioning hole 26 of the outer sleeve 21, the outer sleeve 21 is rotated, the inner thread 22 and the outer thread 27 are matched with each other, the outer sleeve 21 extrudes and fastens the clamping tube 25 and the inner sleeve 15, and the clamping tube 25 and the inner sleeve 15 are fixed.
Working principle or structural principle, when in use, in the connecting and fixing structure for the ball valve, the inner sleeve 15 is connected inside the clamping pipe 25 to form a layer of sealing structure, the outer sleeve 21 is sleeved on the outer side wall of the clamping pipe 25 to form a second layer of sealing structure, the two layers of sealing structures are sealed by the first sealing ring 23 and the second sealing ring 24, the internal thread 22 and the external thread 27 are matched with each other, so that the outer sleeve 21 fastens the clamping pipe 25 and the left connecting pipe 14, the sealing performance is excellent, water leakage at the joint of the ball valve is effectively prevented, before installation, the sliding ring 34 is pushed, the positioning rod 36 is separated from the inside of the positioning hole 26 of the outer sleeve 21, the outer sleeve 21 is rotated, the internal thread 22 and the external thread 27 are matched with each other, so that the outer sleeve 21 extrudes and fastens the clamping pipe 25 and the inner sleeve 15, the clamping pipe 25 and the inner sleeve, the positioning rod 36 is inserted into the positioning hole 26, and the limiting column 33 and the sliding groove 35 are matched with each other, so that the sliding ring 34 cannot rotate, the outer sleeve 21 cannot rotate, and loosening is prevented.
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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a stainless steel is connection fixed knot structure for ball valve which characterized in that includes:
the basic assembly (10), the basic assembly (10) comprises a stainless steel ball valve (11), a right connecting pipe (12), a valve rod (13), a left connecting pipe (14) and an inner sleeve (15);
the sealing component (20) comprises an outer sleeve (21), an internal thread (22), a first sealing ring (23), a second sealing ring (24), a clamping pipe (25), a positioning hole (26) and an external thread (27), the outer side wall of the inner sleeve (15) is bonded with a second sealing ring (24), the outer side walls of the left connecting pipe (14), the inner sleeve (15) and the second sealing ring (24) are sleeved with a clamping pipe (25), the outer side wall of the clamping pipe (25) is bonded with a first sealing ring (23), the outer side wall of the clamping pipe (25) is provided with an external thread (27), the inner side wall of the outer sleeve (21) is provided with an internal thread (22), the internal thread (22) is matched with the external thread (27), the outer side wall of the outer sleeve (21) far away from the external thread (27) is provided with twelve positioning holes (26) which are annularly distributed by taking the central point of the outer sleeve (21) as the circle center;
the fixing component (30) comprises a limiting ring (31), a spring (32), a limiting column (33), a sliding ring (34), a sliding groove (35) and a positioning rod (36).
2. The connecting and fixing structure for the stainless steel ball valve according to claim 1, wherein: a valve rod (13) is installed at the top of the stainless steel ball valve (11), and one end of the stainless steel ball valve (11) is communicated with a right connecting pipe (12).
3. The connecting and fixing structure for the stainless steel ball valve according to claim 1, wherein: one end of the stainless steel ball valve (11) far away from the right connecting pipe (12) is communicated with a left connecting pipe (14), one end of the left connecting pipe (14) far away from the stainless steel ball valve (11) is communicated with an inner sleeve (15), the outer side wall of the left connecting pipe (14) is provided with an external thread (27), and the external thread (27) is matched with the internal thread (22).
4. The connecting and fixing structure for the stainless steel ball valve according to claim 1, wherein: the utility model discloses a spacing post, including press from both sides pipe (25), press from both sides the pipe (25) and keep away from lateral wall fixedly connected with spacing ring (31) of first sealing washer (23), one side welding of spacing ring (31) has spring (32), the lateral wall of pressing from both sides pipe (25) is located to spring (32) cover, the lateral wall of pressing from both sides pipe (25) is seted up quantity and is two with the central point that presss from both sides pipe (25) for spacing post (33) of symmetry central symmetry, the lateral wall sliding connection that presss from both sides pipe (25) has sliding ring (34), the inside wall of sliding ring (34) is seted up quantity and is two with sliding ring (34) central point for the spout (35) of symmetry central symmetry, spacing post (33) and spout.
5. The connecting and fixing structure for the stainless steel ball valve according to claim 1, wherein: one side of the slip ring (34) is fixedly connected with twelve positioning rods (36) which are annularly distributed by taking the central point of the slip ring (34) as the center of a circle.
6. The connecting and fixing structure for the stainless steel ball valve according to claim 1, wherein: the outer side wall of the positioning rod (36) is matched with the positioning hole (26), and the positioning rod (36) is connected to the inside of the positioning hole (26) in a sliding mode.
CN202020673441.9U 2020-04-28 2020-04-28 Stainless steel ball valve is with connecting fixed knot structure Active CN212297999U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020673441.9U CN212297999U (en) 2020-04-28 2020-04-28 Stainless steel ball valve is with connecting fixed knot structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020673441.9U CN212297999U (en) 2020-04-28 2020-04-28 Stainless steel ball valve is with connecting fixed knot structure

Publications (1)

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CN212297999U true CN212297999U (en) 2021-01-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114962814A (en) * 2022-05-23 2022-08-30 青岛众凯食品有限公司 Concentration regulator for preparing food additive and regulating method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114962814A (en) * 2022-05-23 2022-08-30 青岛众凯食品有限公司 Concentration regulator for preparing food additive and regulating method
CN114962814B (en) * 2022-05-23 2024-09-03 青岛众凯食品有限公司 Concentration regulator for preparing food additive and regulating method

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