CN215673683U

CN215673683U - Cutting ferrule connection type ball valve

Info

Publication number: CN215673683U
Application number: CN202120698448.0U
Authority: CN
Inventors: 叶娟娟; 齐飞; 王圣舒; 张高良; 王现华; 姜景田
Original assignee: Milwaukee Tonglu Valve Co ltd
Current assignee: Milwaukee Tonglu Valve Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2022-01-28
Anticipated expiration: 2031-04-06

Abstract

The application relates to a cutting ferrule connection formula ball valve relates to ball valve technical field. The valve comprises a valve body, wherein an inner clamping sleeve is inserted into the end part of the valve body, the two ends of the inner clamping sleeve are provided with cutting parts, the diameter of the outer edge of the inner clamping sleeve is increased along the self axial direction and then is reduced, the outer side of the inner clamping sleeve is provided with an outer clamping sleeve in a threaded sleeve mode, and the inner side wall of the outer clamping sleeve is abutted to the outer side wall of the inner clamping sleeve. During the use, insert the one end of interior cutting ferrule and establish to the valve body inside, establish the outer cutting ferrule outside the valve body after that, and make interior cutting ferrule be located outer cutting ferrule inboard, insert the pipeline that will connect afterwards and establish to interior cutting ferrule and valve body inside, rotate outer cutting ferrule again for outer cutting ferrule extrudees the interior cutting ferrule with the valve body end wall, thereby makes interior cutting ferrule take place deformation, and then makes the cutting part of interior cutting ferrule tip inlay inside treating the pipeline of connecting. On the whole, the clamping sleeve type connection is adopted, so that the structure is simple, the assembly and disassembly are easy, and the high-altitude installation is convenient; in addition, the method has low requirement on processing precision, so that the application range is wider.

Description

Cutting ferrule connection type ball valve

Technical Field

The application relates to the field of ball valves, in particular to a clamping sleeve connection type ball valve.

Background

A ball valve is a valve in which an opening and closing member (ball) is driven by a valve rod and rotates around the axis of the ball valve.

The prior Chinese patent with the publication number of CN110242770B discloses a three-way ball valve, which comprises a shell, wherein a left-right through mounting hole is arranged in the shell, a left end cover is arranged at the left end of the shell, and a right end cover is arranged at the right end of the shell; a left through hole is formed in the left end cover, a right through hole is formed in the right end cover, and a middle through hole is formed in the side face of the shell; a ball body is arranged in the mounting hole; a through communication hole is arranged in the ball body, and a middle hole is arranged on the side surface of the ball body; first circular grooves are formed in the two ends of the communicating hole and the outer end of the middle hole on the ball body, and a through hole ball valve is connected in each first circular groove in a sliding mode; a second circular groove is formed in the spherical surface of the ball body, and a sealing ball valve is connected in the second circular groove in a sliding mode; the ball body is provided with a valve rod extending out of the shell, and the shell is internally provided with a driving mechanism for driving the through hole ball valve and the sealing ball valve to move.

The related art described above has the following drawbacks: the connection mode of the shell and the pipeline is fixed through the flange and the bolts, and the bolts need to be rotated one by one in the dismounting process, so that the dismounting is inconvenient and needs to be improved.

Disclosure of Invention

In order to improve the inconvenient problem of dismouting, this application provides a cutting ferrule connection formula ball valve.

The application provides a pair of cutting ferrule connection formula ball valve adopts following technical scheme:

the utility model provides a cutting ferrule connection formula ball valve, includes the valve body, the valve body rotates and is connected with the handle, the valve body tip is inserted and is equipped with interior cutting ferrule, the both ends of interior cutting ferrule all have the cutting part, the outer fringe diameter of interior cutting ferrule reduces along the earlier increase of self axial, the threaded sleeve is equipped with outer cutting ferrule still in the interior cutting ferrule outside, the inside wall looks butt of inside wall and interior cutting ferrule of outer cutting ferrule.

Through adopting above-mentioned technical scheme, during the use, insert the one end of interior cutting ferrule and establish to the valve body inside, establish the outer cutting ferrule outside the valve body after that, and make interior cutting ferrule be located outer cutting ferrule inboard, insert the pipeline that will connect afterwards and establish to interior cutting ferrule and valve body inside, rotate outer cutting ferrule again for outer cutting ferrule extrudees the interior cutting ferrule with the valve body end wall, thereby make interior cutting ferrule take place to deform, and then make the cutting part of interior cutting ferrule tip inlay inside treating the pipeline of connecting. On the whole, the clamping sleeve type connection is adopted, so that the structure is simple, the assembly and disassembly are easy, and the high-altitude installation is convenient; in addition, the method has low requirement on processing precision, so that the application range is wider.

Optionally, the outer edge section of the outer cutting sleeve is regular hexagon.

Through adopting above-mentioned technical scheme, have and be convenient for directly rotate the outer cutting ferrule through current spanner, consequently operate more convenient effect.

Optionally, one end of the valve body close to the outer sleeve is provided with a guide surface.

Through adopting above-mentioned technical scheme, have the effect of being convenient for realize outer cutting ferrule and valve body tip butt joint.

Optionally, one end of the inner wall of the outer sleeve chuck, which is far away from the valve body, is provided with an extension portion, and the side wall of the extension portion is abutted to the inner sleeve chuck.

Through adopting above-mentioned technical scheme, have the accessible extension and carry out spacing effect to the internal cutting ferrule.

Optionally, the fixed cover in handle outside is equipped with the plastic lag.

Through adopting above-mentioned technical scheme, have and protect the hand, the effect of the burr fish tail of being held by the handle outside when avoiding the hand.

Optionally, the handle is provided with an anti-falling groove on the outer side.

Through adopting above-mentioned technical scheme, have and carry out the application of force when being convenient for hand is held for the effect that the hand is difficult for the slippage.

Optionally, the handle is fixed to be provided with the stopper, the one end that the handle was kept away from to the stopper sets up towards the valve body slope, the fixed limiting plate that is provided with of valve body, the place plane that the one end that the handle was kept away from to the stopper is located the planar below of place of the one end that the valve body was kept away from to the limiting plate.

Through adopting above-mentioned technical scheme, have the effect that usable limiting plate restricts the rotation range of handle to the spacing effect of stopper.

Optionally, the handle is still fixed and is provided with and prevents folding the piece, prevent folding the piece and keep away from the one end laminating setting that the valve body was kept away from to the one end of handle and limiting plate.

Through adopting above-mentioned technical scheme, have the effect that the handle that can avoid hand maloperation to cause keeps away from the circumstances of upwards buckling of the one end of preventing a piece.

In summary, the present application includes at least one of the following benefits:

1. an inner cutting sleeve is inserted at the end part of the valve body, cutting parts are arranged at two ends of the inner cutting sleeve, the diameter of the outer edge of the inner cutting sleeve is increased along the self axial direction and then reduced, an outer cutting sleeve is further sleeved outside the inner cutting sleeve in a threaded manner, and the inner side wall of the outer cutting sleeve is abutted to the outer side wall of the inner cutting sleeve. During the use, insert the one end of interior cutting ferrule and establish to the valve body inside, establish the outer cutting ferrule outside the valve body after that, and make interior cutting ferrule be located outer cutting ferrule inboard, insert the pipeline that will connect afterwards and establish to interior cutting ferrule and valve body inside, rotate outer cutting ferrule again for outer cutting ferrule extrudees the interior cutting ferrule with the valve body end wall, thereby makes interior cutting ferrule take place deformation, and then makes the cutting part of interior cutting ferrule tip inlay inside treating the pipeline of connecting. On the whole, the clamping sleeve type connection is adopted, so that the structure is simple, the assembly and disassembly are easy, and the high-altitude installation is convenient; in addition, the method has low requirement on processing precision, so that the application range is wider.

2. The fixed stopper that is provided with of handle, the one end that the handle was kept away from to the stopper sets up towards the valve body slope, and the valve body is fixed to be provided with the limiting plate, and the place plane of the one end that the handle was kept away from to the stopper is located the planar below of the place of the one end that the valve body was kept away from to the limiting plate. The handle limiting device has the effect of limiting the rotation range of the handle by using the limiting effect of the limiting plate on the limiting block.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

fig. 2 is a schematic structural diagram for showing a connection relationship between the inner ferrule and the outer ferrule in the embodiment of the present application.

In the figure: 1. a valve body; 11. a handle; 110. an anti-drop groove; 12. a plastic protective sleeve; 13. a limiting block; 14. a folding prevention block; 15. a limiting plate; 2. an inner cutting sleeve; 21. a blade part; 22. an outer ferrule; 23. a guide surface; 24. an extension portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses cutting ferrule connection type ball valve. Referring to fig. 1, cutting ferrule connection formula ball valve includes valve body 1, and valve body 1 rotates through the pivot to be connected with handle 11, and anticreep recess 110 has been seted up in the handle 11 outside, and the difficult slippage that takes place when being convenient for hand is held. The plastic protective sleeve 12 is sleeved on the outer side of the handle 11 and fixed through gluing, so that the hand is prevented from being scratched by burrs of the handle 11 when being held. The end part of the handle 11 is integrally formed with a limiting block 13, one end of the limiting block 13, which is far away from the handle 11, is obliquely arranged towards the valve body 1, the handle 11 is also integrally formed with a folding prevention block 14, and one end of the folding prevention block 14, which is far away from the handle 11, is also obliquely arranged towards the valve body 1. A limiting plate 15 is integrally formed at the top of the valve body 1, the plane where one end of the limiting block 13, which is far away from the handle 11, is located below the plane where one end of the limiting plate 15, which is far away from the valve body 1, is located, and one end, which is far away from the handle 11, of the anti-folding block 14 and one end, which is far away from the valve body 1, of the limiting plate 15 are attached.

Referring to fig. 2, an inner cutting sleeve 2 is inserted into the end of the valve body 1, blades 21 are provided at both ends of the inner cutting sleeve 2, the diameter of the outer edge of the inner cutting sleeve 2 increases along the axial direction thereof and then decreases, and the maximum value is obtained in the middle. The outer side of the inner cutting sleeve 2 is further provided with an outer cutting sleeve 22 in a threaded sleeve mode, the outer cutting sleeve 22 is located on the outer side of the inner cutting sleeve 2, and the inner side wall of the outer cutting sleeve 22 is abutted to the outer side wall of the inner cutting sleeve 2. The outer edge of the outer cutting sleeve 22 has a regular hexagon section. One end of the valve body 1 close to the outer cutting sleeve 22 is provided with a guide surface 23. An extension part 24 is integrally formed at one end of the inner wall of the outer cutting sleeve 22 far away from the valve body 1, and the side wall of the extension part 24 is abutted against the inner cutting sleeve 2.

The implementation principle of the ferrule-connected ball valve in the embodiment of the application is as follows: during the use, insert the one end of interior cutting ferrule 2 and establish to valve body 1 inside, establish the outer cutting ferrule 22 cover to the valve body 1 outside afterwards, and make interior cutting ferrule 2 be located outer cutting ferrule 22 inboard, insert the pipeline that will connect afterwards and establish to interior cutting ferrule 2 and valve body 1 inside, rotate outer cutting ferrule 22 again, make outer cutting ferrule 22 extrude interior cutting ferrule 2 with 1 end wall of valve body, thereby make interior cutting ferrule 2 take place deformation, and then make the cutting part 21 of interior cutting ferrule 2 tip inlay inside treating the pipeline of connecting. On the whole, the clamping sleeve type connection is adopted, so that the structure is simple, the assembly and disassembly are easy, and the high-altitude installation is convenient; in addition, the method has low requirement on processing precision, so that the application range is wider.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a cutting ferrule connection formula ball valve, includes valve body (1), valve body (1) rotates and is connected with handle (11), its characterized in that: the valve body (1) tip is inserted and is equipped with interior cutting ferrule (2), the both ends of interior cutting ferrule (2) all have cutting part (21), the outer fringe diameter of interior cutting ferrule (2) reduces along the earlier increase of self axial, interior cutting ferrule (2) outside is the threaded sleeve still and is equipped with outer cutting ferrule (22), the inside wall looks butt of inside wall and interior cutting ferrule (2) of outer cutting ferrule (22).

2. The ferrule-connected ball valve of claim 1, wherein: the outer edge section of the outer cutting sleeve (22) is in a regular hexagon shape.

3. The ferrule-connected ball valve of claim 1, wherein: one end of the valve body (1) close to the outer cutting sleeve (22) is provided with a guide surface (23).

4. The ferrule-connected ball valve of claim 1, wherein: an extension part (24) is arranged at one end, far away from the valve body (1), of the inner wall of the outer cutting sleeve (22), and the side wall of the extension part (24) is abutted to the inner cutting sleeve (2).

5. The ferrule-connected ball valve of claim 1, wherein: the outer side of the handle (11) is fixedly sleeved with a plastic protective sleeve (12).

6. The ferrule-connected ball valve of claim 1, wherein: an anti-falling groove (110) is formed in the outer side of the handle (11).

7. The ferrule-connected ball valve of claim 1, wherein: handle (11) are fixed and are provided with stopper (13), the one end that handle (11) were kept away from in stopper (13) sets up towards valve body (1) slope, valve body (1) is fixed and is provided with limiting plate (15), the place plane of the one end of handle (11) is kept away from in stopper (13) is located the place planar below of the one end of valve body (1) is kept away from in limiting plate (15).

8. The ferrule-connected ball valve of claim 7, wherein: handle (11) are still fixed and are provided with and prevent folding block (14), the one end that handle (11) were kept away from in preventing folding block (14) and limiting plate (15) keep away from the one end laminating setting of valve body (1).