CN214305397U - Double loose joint PPR ball valve - Google Patents

Abstract

The utility model discloses a two loose joint PPR ball valves, which comprises a valve body, the inside of valve body is rotated and is connected with the valve column, the top fixedly connected with handle of valve column, handle one end is equipped with adjustment mechanism, the bottom fixed mounting of valve column has first spheroid, first spheroidal inside is equipped with booster mechanism, be equipped with the sealed piece of second before valve body and the first spheroid, adjustment mechanism is including first regulation pole, second regulation pole, first pivot and second pivot, first regulation pole is through the one end of first pivot swing joint at the handle. Two loose joint PPR ball valves, can make things convenient for us also can rotate the handle at will in narrow and small space more, the effectual use convenience that has improved, the practicality is higher, can effectual pressure boost on the one hand, on the other hand also through the great improvement leakproofness of first sealed piece, avoid appearing the seepage, improved the life of whole ball valve.

Description

Double loose joint PPR ball valve

Technical Field

The utility model relates to a ball valve field, in particular to two loose joint PPR ball valves.

Background

The ball valve is a start-stop member used in the pipeline, is used for controlling the flow and make-and-break of the fluid in the pipeline, through the rotating handle above the valve, make the valve core rotate in the valve, can realize regulation and control and regulation to the velocity of flow of the fluid through the valve, the ball valve is because it has little fluid resistance, simple structure, it is closely reliable, easy to operate, the switching is rapid, advantages such as the application scope is wide in each department such as petroleum, chemical industry, electricity generation, papermaking, atomic energy, aviation, rocket, and in people's daily life, the seal of ball valve roughly can be divided into soft seal and hard seal two kinds of modes, relative to the soft seal ball valve, the hard seal ball valve has bigger application range because it can be high temperature and high pressure resistant. However, due to the influence of factors such as machining precision and service life, after long-time use, the sealing surface between the valve core and the valve seat is abraded due to frequent rotation of the valve core, so that the sealing effect of the ball valve is poor;

firstly, the existing double-loose-joint PPR ball valve does not have the adjusting function, so that the operation is difficult in a narrow space, and the use convenience of the whole double-loose-joint PPR ball valve is reduced; secondly, current two loose joint PPR ball valves adopt directly to be equipped with the seal block between spheroid and valve body usually, but long-term in the past can lead to the seal block to damage because of the friction of spheroid and valve body, the phenomenon of easy emergence leakage has influenced the life of whole ball valve.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides two loose joint PPR ball valves, can effectively solve in the background art: the existing double-loose-joint PPR ball valve has no adjusting function, so that the operation is difficult in a narrow space, and the use convenience of the whole double-loose-joint PPR ball valve is reduced; secondly, current two loose joint PPR ball valves adopt directly to be equipped with the seal block between spheroid and valve body usually, but long-term in the past can lead to the seal block to damage because of the friction of spheroid and valve body, the easy phenomenon of leaking that takes place has influenced the technical problem of the life of whole ball valve.

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

two loose joint PPR ball valves, including the valve body, the inside of valve body is rotated and is connected with the valve post, the top fixedly connected with handle of valve post, handle one end is equipped with adjustment mechanism, the bottom fixed mounting of valve post has first spheroid, first spheroidal inside is equipped with booster mechanism, be equipped with the sealed piece of second before valve body and the first spheroid, the other end fixed mounting of handle has the baffle.

As a further aspect of the present invention, the adjusting mechanism includes a first adjusting lever, a second adjusting lever, a first rotating shaft and a second rotating shaft, the first adjusting lever is movably connected to one end of the handle through the first rotating shaft, and the second adjusting lever is movably connected to one end of the first adjusting lever through the second rotating shaft.

As a further proposal of the utility model, the first regulation pole is all overlapped with the second regulation pole and is equipped with the rubber sleeve, the handle forms the zigzag with the first regulation pole.

As a further aspect of the present invention, the pressurizing mechanism includes a second sphere, a pressurizing plate, a pressurizing hole and a first sealing block, the second sphere is fixedly mounted inside the first sphere, the pressurizing plate is fixedly mounted inside the second sphere, the pressurizing hole is disposed on one side of the pressurizing plate, and the first sealing block is fixedly mounted between the first sphere and the second sphere.

As a further aspect of the present invention, the number of the first sealing blocks is four, and the number of the pressurizing plates is two.

As a further aspect of the present invention, the diameter of the pressurizing hole is 3mm, and the pressurizing hole is an annular array.

Compared with the prior art, the utility model discloses following beneficial effect has: in the utility model, by arranging the adjusting mechanism, when the operation space is narrow, the first adjusting rod and the second adjusting rod can be folded through the first rotating shaft and the second rotating shaft, and then the first adjusting rod or the second adjusting rod is rotated to drive the handle to rotate, so that the handle can be rotated at will in a narrow space, the use convenience is effectively improved, and the practicability is higher;

through setting up booster mechanism, when opening medium entry and medium export, the medium gets into the second spheroid through medium entry, flows into the medium export through the pressure boost hole of pressure boost board one side simultaneously, and the first sealed piece of accessible seals simultaneously, can effectual pressure boost on the one hand, and on the other hand also through the great improvement leakproofness of first sealed piece, avoids appearing the seepage, has improved the life of whole ball valve.

Drawings

FIG. 1 is a schematic view of the overall structure of the double-loose-joint PPR ball valve of the present invention;

FIG. 2 is an internal structure view of the double loose joint PPR ball valve of the present invention;

FIG. 3 is a top view of the adjusting mechanism of the double loose joint PPR ball valve of the present invention;

figure 4 is the side view of the utility model discloses two loose joint PPR ball valves.

In the figure: 1. a valve body; 2. a spool; 3. a handle; 4. an adjustment mechanism; 5. a first adjusting lever; 6. a second adjusting lever; 7. a first rotating shaft; 8. a second rotating shaft; 9. a first sphere; 10. a pressurization mechanism; 11. a second sphere; 12. a pressure increasing plate; 13. a pressurizing hole; 14. a first seal block; 15. a second seal block; 16. and a baffle plate.

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.

As shown in fig. 1-4, the double-loose-joint PPR ball valve includes a valve body 1, a valve column 2 is rotatably connected inside the valve body 1, a handle 3 is fixedly connected to the top end of the valve column 2, an adjusting mechanism 4 is arranged at one end of the handle 3, a first ball 9 is fixedly mounted at the bottom end of the valve column 2, a pressurization mechanism 10 is arranged inside the first ball 9, a second sealing block 15 is arranged in front of the valve body 1 and the first ball 9, and a baffle 16 is fixedly mounted at the other end of the handle 3;

the adjusting mechanism 4 comprises a first adjusting rod 5, a second adjusting rod 6, a first rotating shaft 7 and a second rotating shaft 8, the first adjusting rod 5 is movably connected to one end of the handle 3 through the first rotating shaft 7, and the second adjusting rod 6 is movably connected to one end of the first adjusting rod 5 through the second rotating shaft 8; the first adjusting rod 5 and the second adjusting rod 6 are both sleeved with rubber sleeves, the handle 3 and the first adjusting rod 5 form a Z shape, and the rubber sleeves can improve the use comfort level; the pressurizing mechanism 10 comprises a second ball body 11, a pressurizing plate 12, a pressurizing hole 13 and a first sealing block 14, wherein the second ball body 11 is fixedly arranged inside the first ball body 9, the pressurizing plate 12 is fixedly arranged inside the second ball body 11, the pressurizing hole 13 is arranged on one side of the pressurizing plate 12, and the first sealing block 14 is fixedly arranged between the first ball body 9 and the second ball body 11; the number of the first seal blocks 14 is four, and the number of the pressure increasing plates 12 is two; the diameter of the pressurizing holes 13 is 3mm, and the pressurizing holes 13 are in an annular array.

It should be noted that, the utility model discloses a two loose joint PPR ball valves, when using, at first drive the spool 2 through rotating handle 3 and rotate, drive first spheroid 9 simultaneously and rotate, close medium entry and medium export, seal through the sealed piece 15 of second between valve body 1 and the first spheroid 9 this moment, when opening medium entry and medium export, the medium passes through medium entry and gets into second spheroid 11, simultaneously through the pressure boost hole 13 inflow medium export of pressure boost plate 12 one side, the first sealed piece 14 of accessible seals simultaneously, when operating space is narrow and small, can adjust first regulation pole 5 and second regulation pole 6 and fold through first pivot 7 and second pivot 8, then rotate first regulation pole 5 or second regulation pole 6 and drive handle 3 and rotate.

By arranging the adjusting mechanism 4, when the operation space is narrow, the first adjusting rod 5 and the second adjusting rod 6 can be folded through the first rotating shaft 7 and the second rotating shaft 8, and then the first adjusting rod 5 or the second adjusting rod 6 is rotated to drive the handle 3 to rotate, so that the handle 3 can be rotated freely in a narrow space, the use convenience is effectively improved, and the practicability is higher; through setting up booster mechanism 10, when opening medium entry and medium export, the medium gets into second spheroid 11 through medium entry, flows into the medium export through the pressure boost hole 13 of pressure boost plate 12 one side simultaneously, and the first sealed piece 14 of accessible seals simultaneously, can effectual pressure boost on the one hand, and on the other hand also through the great improvement leakproofness of first sealed piece 14, avoids appearing the seepage, has improved the life of whole ball valve.

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 (6)

1. Two loose joint PPR ball valves, its characterized in that: including valve body (1), the inside of valve body (1) is rotated and is connected with valve column (2), the top fixedly connected with handle (3) of valve column (2), handle (3) one end is equipped with adjustment mechanism (4), the bottom fixed mounting of valve column (2) has first spheroid (9), the inside of first spheroid (9) is equipped with booster mechanism (10), be equipped with second seal block (15) before valve body (1) and first spheroid (9), the other end fixed mounting of handle (3) has baffle (16).

2. The double articulated PPR ball valve of claim 1, wherein: adjustment mechanism (4) are including first regulation pole (5), second regulation pole (6), first pivot (7) and second pivot (8), first regulation pole (5) are in the one end of handle (3) through first pivot (7) swing joint, second regulation pole (6) are in the one end of first regulation pole (5) through second pivot (8) swing joint.

3. The double articulated PPR ball valve of claim 2, wherein: the first adjusting rod (5) and the second adjusting rod (6) are both sleeved with rubber sleeves, and the handle (3) and the first adjusting rod (5) form a Z shape.

4. The double articulated PPR ball valve of claim 1, wherein: supercharging mechanism (10) is including second spheroid (11), pressure boost board (12), pressure boost hole (13) and first sealed piece (14), second spheroid (11) fixed mounting is in the inside of first spheroid (9), pressure boost board (12) fixed mounting is in the inside of second spheroid (11), one side at pressure boost board (12) is seted up in pressure boost hole (13), first sealed piece (14) fixed mounting is between first spheroid (9) and second spheroid (11).

5. The double articulated PPR ball valve of claim 4, wherein: the number of the first seal blocks (14) is four, and the number of the pressure increasing plates (12) is two.

6. The double articulated PPR ball valve of claim 4, wherein: the diameter of the pressurizing hole (13) is 3mm, and the pressurizing hole (13) is in an annular array.

Images