CN218031551U

CN218031551U - Three-piece type threaded ball valve with high sealing performance

Info

Publication number: CN218031551U
Application number: CN202222351640.XU
Authority: CN
Inventors: 洪津龙
Original assignee: Tianjin Ruixinlong Valve Co ltd
Current assignee: Tianjin Ruixinlong Valve Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-12-13
Anticipated expiration: 2032-09-05

Abstract

The utility model relates to a ball valve technical field, and a three formula screw thread ball valves of high leakproofness is disclosed, which comprises a valve body, the valve body top is provided with the valve gap, the valve gap top is provided with the valve rod, valve rod top one side is provided with folding assembly, folding assembly includes the connecting plate, connecting plate and valve rod fixed connection, the first in command of connecting plate one end fixedly connected with, first in command one end outside cover is equipped with first stop collar, first in command bottom fixedly connected with fixture block, first stop collar one side is provided with the sliding sleeve, the first in command other end is provided with the second in command, second in command outside cover is equipped with the second stop collar, first stop collar and the inboard equal fixedly connected with snap ring of second stop collar. The utility model discloses in, through promoting the sliding sleeve, slide the sliding sleeve to the articulated department of the first in command and the second in command, the snap ring that utilizes second stop collar one side carries out the joint with the sliding sleeve fixed, and convenient operation can meet an emergency and carry out work under special environment to can increase the arm of force and reach laborsaving effect.

Description

Three-piece type threaded ball valve with high sealing performance

Technical Field

The utility model relates to a ball valve technical field especially relates to a three formula screw thread ball valves of high leakproofness.

Background

The opening and closing piece of the ball valve 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 has strong shearing force with a metal valve seat of the surfacing hard alloy, 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.

However, when the existing ball valve is used, the handle is fixed and cannot be adjusted, so that the existing ball valve is inconvenient to operate in a narrow space, is difficult to open due to clamping, and can reduce the sealing property inside the ball valve when the interior of the ball valve is often impacted by high water pressure.

Therefore, a three-piece threaded ball valve with high sealing performance is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a three formula screw thread ball valves of high leakproofness.

In order to achieve the purpose, the utility model adopts the following technical scheme that the high-sealing three-piece type threaded ball valve comprises a valve body, wherein a valve cover is arranged at the top of the valve body, a valve rod is arranged at the top of the valve cover, the valve rod penetrates through the valve cover and is rotationally connected with the valve cover, and a folding assembly is arranged on one side of the top end of the valve rod;

folding assembly includes the connecting plate, connecting plate and valve rod fixed connection, the first in command of connecting plate one end fixedly connected with, the first in command one end outside cover is equipped with first stop collar, first stop collar and first in command fixed connection, first stop collar bottom fixedly connected with fixture block, first stop collar one side is provided with the sliding sleeve, the sliding sleeve cover locate the first in command the outside and with first sliding sleeve sliding connection, the first in command the other end is provided with the second in command, the first in command the other end is articulated with second in command one end, second in command the outside cover is equipped with the second stop collar, second stop collar and second in command fixed connection, the equal fixedly connected with snap ring in first stop collar and the second stop collar inboard.

Preferably, a plurality of nuts are arranged on the outer side of the bottom of the valve cover, and the valve cover is fixedly connected with the valve body through the plurality of nuts.

Preferably, a threaded rod is arranged inside the valve rod and is in threaded connection with the valve rod.

Preferably, a ball body is arranged in the valve body, and the bottom end of the valve rod is fixedly connected with the ball body.

Preferably, the bottom of the threaded rod is provided with a throttling piece, the throttling piece is rotatably connected with the threaded rod, the throttling piece penetrates through the sphere and extends into the sphere, and the throttling piece is connected with the sphere in a sliding mode.

Preferably, the outer side of the top end of the threaded rod is provided with an adjusting disc, and the adjusting disc is fixedly connected with the threaded rod.

Advantageous effects

The utility model provides a three formula screw thread ball valves of high leakproofness. The method has the following beneficial effects:

1. this three formula screw thread ball valves of high leakproofness through promoting the sliding sleeve, slides the sliding sleeve to the articulated department of the first in command and the second in command, utilizes the snap ring of second stop collar one side to carry out the joint with the sliding sleeve fixed, when the same reason needs folding use, through reverse promotion sliding sleeve, then with the folding to fixture block department of second handle upset, convenient operation can meet an emergency and carry out work under special environment to can increase the arm of force and reach laborsaving effect.

2. This three formula screw thread ball valves of high leakproofness through rotating the adjustment disk, can drive the threaded rod when the adjustment disk rotates and rotate, because threaded rod and valve rod threaded connection, consequently can drive the throttle plate when the threaded rod rotates and remove, utilizes the distance that the throttle plate removed, can play the effect of the control velocity of flow.

3. This three formula screw thread ball valves of high leakproofness can adjust the inside velocity of water flow of valve body through the distance that utilizes the throttle plate to remove to protection valve body inner wall plays sealed effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is a schematic view of the sliding sleeve connection structure of the present invention;

fig. 4 is an enlarged view of the structure of the portion a of fig. 1 according to the present invention.

Illustration of the drawings: 1. a valve body; 2. a valve cover; 3. a valve stem; 4. a connecting plate; 5. a first handle; 6. a first stop collar; 7. a clamping block; 8. a sliding sleeve; 9. a second handle; 10. a second stop collar; 11. a snap ring; 12. A nut; 13. a threaded rod; 14. a sphere; 15. a throttle plate; 16. and (4) adjusting a disc.

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): a high-sealing three-piece threaded ball valve is shown in figures 1-4 and comprises a valve body 1, wherein a ball 14 is arranged inside the valve body 1, the bottom end of a valve rod 3 is fixedly connected with the ball 14, a valve cover 2 is arranged at the top of the valve body 1, a plurality of nuts 12 are arranged on the outer side of the bottom of the valve cover 2, the valve cover 2 is fixedly connected with the valve body 1 through the plurality of nuts 12, the valve rod 3 is arranged at the top of the valve cover 2, a threaded rod 13 is arranged inside the valve rod 3, an adjusting disc 16 is arranged on the outer side of the top end of the threaded rod 13, the adjusting disc 16 is fixedly connected with the threaded rod 13, a throttling piece 15 is arranged at the bottom of the threaded rod 13, the throttling piece 15 is rotatably connected with the threaded rod 13, the throttling piece 15 penetrates through the ball 14 and extends into the ball 14, the throttling piece 15 is slidably connected with the ball 14, the threaded rod 13 is in threaded connection with the valve rod 3, the valve rod 3 penetrates through the valve cover 2 and is rotatably connected with the valve cover 2, and a folding assembly is arranged on one side of the top end of the valve rod 3;

folding assembly includes connecting plate 4, connecting

plate

4 and 3 fixed connection of valve rod, 4 one end fixedly connected with the first in command 5 of connecting plate, the cover is equipped with first stop collar 6 in the 5 one end outside of the first in command, first stop collar 6 and the 5 fixed connection of the first in command, 6 bottom fixedly connected with fixture block 7 of first stop collar, 6 one side of first stop collar is provided with sliding

sleeve

8, 8 covers of sliding sleeve locate the outside of the first in command 5 and with 8 sliding connection of first sliding sleeve, the 5 other ends of the first in command are provided with second handle 9, the 5 other ends of the first in command are articulated with 9 one end of the second in command, 9 outside covers of second in command are equipped with second stop collar 10,

second stop collar

10 and 9 fixed connection of second in command, the equal fixedly connected with snap ring 11 in the first stop collar 6 and the 10 inboard of second stop collar.

The utility model discloses a theory of operation: when using, through promoting sliding sleeve 8, slide sliding sleeve 8 to the articulated department of the first in command 5 and the second in command 9, it is fixed to utilize snap ring 11 of second stop collar 10 one side to carry out the joint with sliding sleeve 8, when the same reason needs folding use, through reverse promotion sliding sleeve 8, then fold second in command 9 upset to fixture block 7 department, convenient operation, can meet an emergency and carry out work under special environment, and can increase the arm of force and reach laborsaving effect, through rotating adjusting disk 16, can drive threaded rod 13 when adjusting disk 16 rotates and rotate, because threaded

rod

13 and 3 threaded connection of valve rod, consequently can drive throttling plate 15 when threaded rod 13 rotates and remove, utilize the distance that throttling plate 15 removed, can play the effect of the control velocity of flow.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a three formula screw thread ball valves of high leakproofness which characterized in that: the valve comprises a valve body (1), wherein a valve cover (2) is arranged at the top of the valve body (1), a valve rod (3) is arranged at the top of the valve cover (2), the valve rod (3) penetrates through the valve cover (2) and is rotatably connected with the valve cover (2), and a folding assembly is arranged on one side of the top end of the valve rod (3);

folding assembly includes connecting plate (4), connecting plate (4) and valve rod (3) fixed connection, connecting plate (4) one end fixedly connected with the first in command (5), the cover is equipped with first stop collar (6) in the first in command (5) one end outside, first stop collar (6) and first in command (5) fixed connection, first stop collar (6) bottom fixedly connected with fixture block (7), first stop collar (6) one side is provided with sliding sleeve (8), the outside of the first in command (5) and with sliding sleeve (8) sliding connection are located to sliding sleeve (8) cover, the first in command (5) other end is provided with second handle (9), the first in command (5) other end is articulated with second handle (9) one end, second handle (9) outside cover is equipped with second stop collar (10), second stop collar (10) and second handle (9) fixed connection, first stop collar (6) and the equal fixedly connected with snap ring (11) in second stop collar (10) inboard.

2. A high-sealability three-piece threaded ball valve according to claim 1, wherein: the valve cover is characterized in that a plurality of nuts (12) are arranged on the outer side of the bottom of the valve cover (2), and the valve cover (2) is fixedly connected with the valve body (1) through the nuts (12).

3. A high-sealability three-piece threaded ball valve according to claim 1, wherein: the improved valve is characterized in that a threaded rod (13) is arranged inside the valve rod (3), and the threaded rod (13) is in threaded connection with the valve rod (3).

4. A high-sealability three-piece threaded ball valve according to claim 1, wherein: a ball body (14) is arranged in the valve body (1), and the bottom end of the valve rod (3) is fixedly connected with the ball body (14).

5. A high-sealability three-piece threaded ball valve according to claim 3, wherein: threaded rod (13) bottom is provided with throttle piece (15), throttle piece (15) and threaded rod (13) are rotated and are connected, inside throttle piece (15) run through spheroid (14) and extend to spheroid (14), throttle piece (15) and spheroid (14) sliding connection.

6. A high-sealability three-piece threaded ball valve according to claim 3, wherein: the outer side of the top end of the threaded rod (13) is provided with an adjusting disc (16), and the adjusting disc (16) is fixedly connected with the threaded rod (13).