CN216692233U

CN216692233U - Integral ball valve

Info

Publication number: CN216692233U
Application number: CN202220048973.2U
Authority: CN
Inventors: 蔡勇; 杨飞; 赵久亮; 周国威; 杨玉宽
Original assignee: Chongqing Jiuhuan Machinery & Electric Co ltd
Current assignee: Chongqing Jiuhuan Machinery & Electric Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-07
Anticipated expiration: 2032-01-10

Abstract

The utility model provides an integral ball valve, which relates to the technical field of ball valves and comprises a valve body, wherein a valve rod is arranged in the valve body, a handle is movably arranged at one end of the valve rod, a valve core is arranged at one end of the valve rod, which is far away from the handle, the lower end of the outer surface of the valve core is movably arranged on the lower surface in the valve body through another valve rod, and two sides of the outer surface of the upper end of the valve body are respectively provided with a plate penetrating nut. The concentricity of the valve rod and the valve core can be improved when the valve is used, and a gap is avoided when the valve rod and the valve core are tightly closed in a matching way.

Description

Integral ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to an integral ball valve.

Background

Ball valves are used to shut off, distribute and change the direction of flow of the media: only need to use the operation of 90 degrees of rotations and very little turning moment can close closely, like the integral ball valve gas self-closing valve of application number CN201620081495.X, it includes: the valve body, the rubber diaphragm, the control lever, the valve core of the internal connecting rod type, the integral ball valve, its integral ball valve passes the exit part valve base hole of the valve body, fix on valve body, the rubber diaphragm wears on the dead lever, fix on control lever by screw thread and nut of the dead lever, the dead lever is connected on valve cover with the spring card for the axle, valve cover and valve body link together through the blank pressing mode, can do the flexible movement of vertical direction, the valve core of the internal connecting rod type is put into the slotted hole of the valve body and fixed with clamp plate and screw, the apparatus has small, easy to assemble. The operation is simple; the safety accident caused by the change of the gas pressure due to unknown reasons after the gas enters the household can be effectively prevented or eradicated; the automatic closing is realized completely through various indexes of gas change without any additional power; fourthly, the door can be opened only by hand.

However, according to the technical scheme, the valve core in the existing valve body is generally only wrapped by the sealing ring, the sealing ring is aged under long-time use, gaps are formed, water can be remained in the gaps, the valve body can be rusted after long-time stay, leaks can be formed in the serious situation, the valve rod and the valve core are in a separated state, abrasion can occur under long-time use, gaps can be formed when the valve rod and the valve core are tightly closed in a matched mode, leakage is caused, and therefore the integral ball valve is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an integral ball valve which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the integral ball valve comprises a valve body, a valve rod is mounted inside the valve body, a handle is movably mounted at one end of the valve rod, a valve core is mounted at one end, away from the handle, of the valve rod, the lower end of the outer surface of the valve core is movably mounted on the lower surface of the inside of the valve body through another valve rod, plate penetrating nuts are mounted on two sides of the outer surface of the upper end of the valve body respectively, and a first through hole is formed in the center of the valve core.

Preferably, a rectangular limiting rod is arranged at one end, away from the valve core, of the valve rod, the outer surface of the rectangular limiting rod is movably sleeved inside the rectangular groove, and the rectangular groove is formed in one end of the handle.

Preferably, the outer surface of the valve core is movably provided with two valve seat support rings, and the outer surface of each valve seat support ring is movably provided with a valve seat.

Preferably, the outer surfaces of one ends of the two valve seats are respectively pressed with a valve seat pressing ring, and the outer surface of each valve seat pressing ring is provided with a first butterfly spring.

Preferably, a gland is installed on the outer surface of one end, away from the valve seat pressing ring, of the first butterfly spring, and the first butterfly spring and the gland are both sleeved on the outer surface of one end, away from the valve core, of the valve rod.

Preferably, a lower support ring is installed on the outer surface of one end, away from the valve seat pressing ring, of the valve seat, a second belleville spring is installed on the surface of one side of the lower support ring, and the second belleville spring is fixedly installed on the inner lower surface of the valve body.

Preferably, a water outlet and a water inlet are respectively formed in two sides of the outer surface of one end, away from the plate penetrating nut, of the valve body, a second through hole is formed in the center of each of the water outlet and the water inlet, and the second through hole is horizontal to the first through hole.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the outer surface of the valve core is wrapped by the valve seat support ring, the outer surface of the valve seat support ring is wrapped by the valve seat, and the upper end and the lower end of the outer surface of the valve seat are respectively provided with the valve seat pressing ring and the lower support ring, so that the valve core can be completely surrounded, no gap can be generated in the valve body, water is effectively prevented from being retained in the valve body, and rusting and no leak can be generated in the valve body.

(2) According to the utility model, one end of the valve rod is fixedly welded on the outer surface of the valve core, and the other end of the valve rod, which is far away from the valve core, is fixedly installed on the handle through the rectangular limiting rod, so that the concentricity of the valve rod and the valve core can be improved during use, a gap is avoided during matched closing, and leakage is effectively prevented.

Drawings

FIG. 1 is a schematic view of the overall construction of the front face of the one-piece ball valve of the present invention;

FIG. 2 is a schematic view of the interior of the handle of the one-piece ball valve of the present invention;

fig. 3 is an enlarged schematic view of the integral ball valve of the present invention at a in fig. 1.

In the figure: 1. a rectangular limiting rod; 2. a plate penetrating nut; 3. a valve core; 4. a first through hole; 5. a water outlet; 6. a valve seat; 7. a lower support ring; 8. a valve body; 9. a second belleville spring; 10. a second through hole; 11. a valve stem; 12. a handle; 13. a gland; 14. a first belleville spring; 15. a valve seat pressing ring; 16. a water inlet; 17. a rectangular groove; 18. valve seat support ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1, 2 and 3, the integral ball valve comprises a valve body 8, a valve rod 11 is mounted inside the valve body 8, a handle 12 is movably mounted at one end of the valve rod 11, a valve core 3 is mounted at one end, far away from the handle 12, of the valve rod 11, the lower end of the outer surface of the valve core 3 is movably mounted on the inner lower surface of the valve body 8 through another valve rod 11, a plate penetrating nut 2 is respectively mounted on two sides of the outer surface of the upper end of the valve body 8, and a first through hole 4 is formed in the center of the valve core 3.

It can be understood that in this application, the one end that case 3 was kept away from to valve rod 11 is equipped with rectangle gag lever post 1, the inside at rectangular channel 17 is established to rectangle gag lever post 1's surface movable sleeve, rectangular channel 17 sets up inside the one end of handle 12, and the one end welded fastening through valve rod 11 installs at the surface of case 3, and valve rod 11 keeps away from the one end of case 3 and passes through the handle 12 of 1 fixed mounting of rectangle gag lever post, can improve the concentricity of valve rod 11 and case 3 when using, has avoided appearing the clearance when the cooperation is shut tightly, has effectually prevented the leakage.

It can be understood that, in the present application, two valve seat support rings 18 are movably mounted on the outer surface of the valve core 3, one valve seat 6 is movably mounted on the outer surface of each valve seat support ring 18, two valve seat support rings 18 are movably mounted on the outer surface of the valve core 3, and one valve seat 6 is movably mounted on the outer surface of each valve seat support ring 18 to wrap the valve core 3 inside.

It can be understood that, in the present application, a valve seat pressing ring 15 is pressed on an outer surface of one end of each of the two valve seats 6, a first belleville spring 14 is mounted on an outer surface of each of the valve seat pressing rings 15, and a pre-tightening force can be provided for the valve seat pressing ring 15 by mounting the first belleville spring 14 on the outer surface of each of the valve seat pressing rings 15.

It can be understood that in this application, the one end surface mounting that disk seat clamping ring 15 was kept away from to first belleville spring 14 has gland 13, first belleville spring 14 all overlaps with gland 13 and establishes the one end surface that valve rod 11 kept away from case 3, and it can be spacing with valve rod 11 to all establish the one end surface that valve rod 11 kept away from case 3 through first belleville spring 14 and gland 13 and establish, prevents to appear rocking.

It can be understood that, in this application, the one end surface mounting that disk seat 6 kept away from disk seat clamping ring 15 has lower support ring 7, a side surface mounting of lower support ring 7 has second belleville spring 9, second belleville spring 9 fixed mounting is in the inside lower surface of valve body 8, and the one end surface mounting that keeps away from disk seat clamping ring 15 through disk seat 6 has lower support ring 7 to fix case 3, prevents that the case from appearing rocking.

It can be understood that in this application, delivery port 5 and water inlet 16 have been seted up respectively to the one end surface both sides that valve body 8 kept away from and worn board nut 2, second through-hole 10 has been seted up at delivery port 5 and water inlet 16 center, second through-hole 10 is the level with first through-hole 4, has seted up second through-hole 10 through delivery port 5 and water inlet 16 center and can make second through-hole 10 be the level with first through-hole 4 when rotating case 3, makes things convenient for the water source to discharge.

The working principle of the integral ball valve is as follows:

during the use, at first, the surface through case 3 is wrapping up disk seat support ring 18, and disk seat support ring 18's surface parcel disk seat 6, and disk seat clamping ring 15 and lower support ring 7 are installed respectively to disk seat 6's surface upper end and lower extreme, can surround case 3 completely, make the inside gap can not appear in the valve body 8, effectually prevent that water from staying inside the valve body 8, and can effectually prevent 8 inside rusts of appearing of valve body, and can not take place the leak, and the one end welded fastening of valve rod 11 installs at the surface of case 3, and the handle 12 of 1 fixed mounting of rectangle gag lever post is passed through to the one end that case 3 was kept away from to valve rod 11, can improve the concentricity of valve rod 11 and case 3 when using, the clearance has been avoided appearing when the cooperation is shut tightly, the effectual leakage that has prevented from appearing.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Integral ball valve, including valve body (8), its characterized in that: the improved valve is characterized in that a valve rod (11) is mounted inside the valve body (8), a handle (12) is movably mounted at one end of the valve rod (11), a valve core (3) is mounted at one end, away from the handle (12), of the valve rod (11), the lower end of the outer surface of the valve core (3) is movably mounted on the lower surface of the valve body (8) through another valve rod (11), a plate penetrating nut (2) is mounted on two sides of the outer surface of the upper end of the valve body (8) respectively, and a first through hole (4) is formed in the center of the valve core (3).

2. The unitary ball valve of claim 1, wherein: the valve is characterized in that a rectangular limiting rod (1) is arranged at one end, away from the valve core (3), of the valve rod (11), the outer surface of the rectangular limiting rod (1) is movably sleeved inside a rectangular groove (17), and the rectangular groove (17) is formed in one end of the handle (12).

3. The unitary ball valve of claim 1, wherein: two valve seat support rings (18) are movably mounted on the outer surface of the valve core (3), and a valve seat (6) is movably mounted on the outer surface of each valve seat support ring (18).

4. A unitary ball valve according to claim 3, wherein: the outer surface of one end of each of the two valve seats (6) is compressed with a valve seat pressing ring (15), and the outer surface of each valve seat pressing ring (15) is provided with a first butterfly spring (14).

5. The unitary ball valve of claim 4, wherein: a gland (13) is installed on the outer surface of one end, away from a valve seat pressing ring (15), of the first butterfly spring (14), and the outer surface of one end, away from the valve core (3), of the valve rod (11) is sleeved with the first butterfly spring (14) and the gland (13).

6. A unitary ball valve according to claim 3, wherein: the outer surface of one end, far away from the valve seat pressing ring (15), of the valve seat (6) is provided with a lower supporting ring (7), a second butterfly spring (9) is arranged on the surface of one side of the lower supporting ring (7), and the second butterfly spring (9) is fixedly arranged on the lower surface of the interior of the valve body (8).

7. The unitary ball valve of claim 1, wherein: a water outlet (5) and a water inlet (16) are respectively formed in two sides of the outer surface of one end, far away from the plate penetrating nut (2), of the valve body (8), a second through hole (10) is formed in the centers of the water outlet (5) and the water inlet (16), and the second through hole (10) is horizontal to the first through hole (4).