CN212407629U

CN212407629U - Novel high-precision control ball valve

Info

Publication number: CN212407629U
Application number: CN202020802268.8U
Authority: CN
Inventors: 张金立
Original assignee: Germany Vattenvalve Co ltd
Current assignee: Germany Vattenvalve Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-26
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a novel high-accuracy control ball valve, including the ball valve body, the connecting cylinder is gone up to the upper end center fixedly connected with of ball valve body, the first casing of upper end fixedly connected with of going up the connecting cylinder, the upper end fixedly connected with second casing of first casing, the connecting cylinder under the bottom center fixedly connected with of ball valve body, the bottom fixedly connected with of connecting cylinder supports the base down, the inner of first casing is provided with the valve rod, the top of valve rod is rotated and is connected the roof center department at first casing, connecting cylinder, ball valve body, lower connecting cylinder and rotation connection are in support base up end center department run through in proper order in the bottom of valve rod. The utility model discloses a novel high accuracy control ball valve, this ball valve can reach the high accuracy control to the spheroid turned angle through the carousel through the meshing transmission of a plurality of different radial gears.

Description

Novel high-precision control ball valve

Technical Field

The utility model relates to a ball valve field especially relates to a novel high accuracy control ball valve.

Background

The ball valve, the opening and closing 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.

Along with technical requirement's improvement, people are more and more high to the control accuracy requirement of ball valve, and current high accuracy control ball valve is mostly electronic ball valve, and manual ball valve is technical poor in this field of high accuracy control, but electronic ball valve is compared in manual ball valve, and its cost is higher, and installation environment requires more simultaneously, so need design a high accuracy control manual ball valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a novel high-precision control ball valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel high-precision control ball valve comprises a ball valve body, wherein an upper connecting cylinder is fixedly connected to the upper end center of the ball valve body, a first shell is fixedly connected to the upper end of the upper connecting cylinder, a second shell is fixedly connected to the upper end of the first shell, a lower connecting cylinder is fixedly connected to the bottom end center of the ball valve body, a supporting base is fixedly connected to the bottom end of the lower connecting cylinder, a valve rod is arranged at the inner end of the first shell, the upper end of the valve rod is rotatably connected to the center of a top plate of the first shell, the bottom end of the valve rod sequentially penetrates through the upper connecting cylinder, the ball valve body and the lower connecting cylinder and is rotatably connected to the center of the upper end face of the supporting base, a ball body is fixedly sleeved at the outer end of a rod body of the valve rod, the valve rod is fixedly sleeved with a first gear on the rod body of the first, the bottom of first dwang is rotated and is connected on the bottom plate of first casing, the top of first dwang is run through first casing and is led to the inner and fixed cover of second casing and have been connect the third gear, first dwang is located the pole body of first casing inner fixed cover and is equipped with the second gear, second gear and first gear intermeshing, second casing inner is provided with the second dwang, the bottom of second dwang is rotated and is connected the bottom plate center department at the second casing, the top of second dwang is run through the roof of second casing and fixed cover and has been connect the carousel, the pole body that the second dwang is located the second casing is fixed to be equipped with the fourth gear, fourth gear and third gear intermeshing.

As a further description of the above technical solution:

the second shell is arranged in a round table shape, and the upper end face of the second shell is provided with accurate angle scales.

As a further description of the above technical solution:

and a pointer is fixedly sleeved on the middle end rod body of the second rotating rod.

As a further description of the above technical solution:

and the two ends of the ball valve body are respectively and fixedly provided with a front connector and a rear connector.

As a further description of the above technical solution:

the gear radiuses of the first gear, the third gear, the fourth gear and the second gear are arranged from large to small.

As a further description of the above technical solution:

and sealing rings are arranged at the two joints of the valve rod and the ball body.

The utility model discloses following beneficial effect has:

the utility model provides a novel high accuracy control ball valve, this ball valve are manual control ball valve, and the valve rod of this ball valve passes through the different gear engagement transmission of a plurality of radiuses, and when the carousel rotated the round, the valve rod turned angle change was less, can prevent effectively that the valve rod from rotating excessively, is provided with accurate angle scale on the top of this ball valve, can reach the accurate control to valve rod turned angle to make the control accuracy of ball valve improve greatly.

Drawings

Fig. 1 is a front view of a novel high-precision control ball valve provided by the present invention;

fig. 2 is an internal structural view of the novel high-precision control ball valve provided by the utility model;

fig. 3 is an enlarged view of a point a in fig. 2;

fig. 4 is a top view of the second housing of the novel high-precision control ball valve provided by the utility model.

Illustration of the drawings:

1. a ball valve body; 2. an upper connecting cylinder; 3. a first housing; 4. a second housing; 5. a lower connecting cylinder; 6. A support base; 7. a valve stem; 8. a sphere; 9. a first gear; 10. a first rotating lever; 11. a second gear; 12. a third gear; 13. a second rotating lever; 14. a fourth gear; 15. a turntable; 16. a pointer; 17. accurate angle calibration; 18. a front connector; 19. and a rear connector.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a novel high-precision control ball valve comprises a ball valve body 1, wherein an upper connecting cylinder 2 is fixedly connected to the center of the upper end of the ball valve body 1, a first shell 3 is fixedly connected to the upper end of the upper connecting cylinder 2, a second shell 4 is fixedly connected to the upper end of the first shell 3, a lower connecting cylinder 5 is fixedly connected to the center of the bottom end of the ball valve body 1, a supporting base 6 is fixedly connected to the bottom end of the lower connecting cylinder 5, a valve rod 7 is arranged at the inner end of the first shell 3, the upper end of the valve rod 7 is rotatably connected to the center of the top plate of the first shell 3, the bottom end of the valve rod 7 sequentially penetrates through the upper connecting cylinder 2, the ball valve body 1 and the lower connecting cylinder 5 and is rotatably connected to the center of the upper end face of the supporting base 6, a ball 8 is fixedly sleeved on the outer end of a rod body of the valve rod 7, a first gear 9 is fixedly sleeved on the, the bottom of first dwang 10 rotates to be connected on the bottom plate of first casing 3, the top of first dwang 10 runs through first casing 3 and leads to the inner of second casing 4 and fixed cover has been connected with third gear 12, fixed cover in the pole body that first dwang 10 is located first casing 3 the inner is equipped with second gear 11, second gear 11 and first gear 9 intermeshing, second casing 4 the inner is provided with second dwang 13, the bottom of second dwang 13 rotates and connects in the bottom plate center department of second casing 4, the top of second dwang 13 runs through the roof of second casing 4 and fixed cover has been connected with carousel 15, fixed cover in the pole body that second dwang 13 is located second casing 4 is equipped with fourth gear 14, fourth gear 14 and third gear 12 intermeshing.

The second casing 4 sets up to the round platform shape, and the up end of second casing 4 is provided with accurate angle scale 17, accurate angle scale 17 can make the rotation angle control of carousel 15 more accurate, the fixed cover of well end pole body of second dwang 13 is equipped with pointer 16, pointer 16 uses with accurate angle scale 17 cooperation, the both ends of ball valve body 1 are fixed respectively and are provided with preceding connector 18 and back connector 19, be arranged in being connected to the pipeline with ball valve body 1, first gear 9, third gear 12, fourth gear 14, the gear radius of second gear 11 is arranged from big to small, through a plurality of gear drive of different radiuses, can improve valve rod 7 pivoted control accuracy, valve rod 7 all is provided with the sealing ring with two junctions of spheroid 8, be used for improving the sealing performance of whole ball valve.

The working principle is as follows: after the whole device is connected into a pipeline, the second rotating rod 13 is driven to rotate by rotating the rotary table 15, the second rotating rod 13 drives the fourth gear 14 to rotate, the fourth gear 14 rotates to drive the third gear 12 to rotate, the third gear 12 rotates to drive the first rotating rod 10 to rotate, the first rotating rod 10 rotates to drive the second gear 11 to rotate, the second gear 11 rotates to drive the first gear 9 to rotate, the first gear 9 rotates to drive the valve rod 7 to rotate, the valve rod 7 rotates to drive the ball 8 to rotate, so that the switch of the whole ball valve is controlled to be closed, the four gears with different radiuses, namely the first gear 9, the third gear 12, the fourth gear 14 and the second gear 11, are meshed and driven, when the rotary table 15 rotates to a large angle, the ball 8 only rotates to a small angle, and the accurate control of the ball 8 is realized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel high accuracy control ball valve, includes ball valve body (1), its characterized in that: the ball valve is characterized in that an upper connecting cylinder (2) is fixedly connected to the upper end center of the ball valve body (1), a first shell (3) is fixedly connected to the upper end of the upper connecting cylinder (2), a second shell (4) is fixedly connected to the upper end of the first shell (3), a lower connecting cylinder (5) is fixedly connected to the bottom end center of the ball valve body (1), a supporting base (6) is fixedly connected to the bottom end of the lower connecting cylinder (5), a valve rod (7) is arranged at the inner end of the first shell (3), the upper end of the valve rod (7) is rotatably connected to the top plate center of the first shell (3), the bottom end of the valve rod (7) sequentially penetrates through the upper connecting cylinder (2), the ball valve body (1) and the lower connecting cylinder (5) and is rotatably connected to the upper end face center of the supporting base (6), a ball body (8) is fixedly sleeved on the outer end of a rod body of, the valve rod (7) is located on the rod body of the first shell (3) and fixedly sleeved with the first gear (9), the inner end of the first shell (3) is provided with the first rotating rod (10), the bottom end of the first rotating rod (10) is rotatably connected to the bottom plate of the first shell (3), the top end of the first rotating rod (10) penetrates through the first shell (3) to the inner end of the second shell (4) and is fixedly sleeved with the third gear (12), the first rotating rod (10) is located on the rod body of the inner end of the first shell (3) and is fixedly sleeved with the second gear (11), the second gear (11) is mutually meshed with the first gear (9), the inner end of the second shell (4) is provided with the second rotating rod (13), the bottom end of the second rotating rod (13) is rotatably connected to the center of the bottom plate of the second shell (4), the top end of the second rotating rod (13) penetrates through the top plate of the second shell (4) and is fixedly sleeved with the rotating disk (15), the second dwang (13) is located the fixed cover in the pole body of second casing (4) and is equipped with fourth gear (14), fourth gear (14) and third gear (12) intermeshing.

2. The novel high-precision control ball valve according to claim 1, characterized in that: the second shell (4) is arranged in a circular truncated cone shape, and the upper end face of the second shell (4) is provided with accurate angle scales (17).

3. The novel high-precision control ball valve according to claim 1, characterized in that: and a pointer (16) is fixedly sleeved on the middle end rod body of the second rotating rod (13).

4. The novel high-precision control ball valve according to claim 1, characterized in that: the two ends of the ball valve body (1) are respectively and fixedly provided with a front connector (18) and a rear connector (19).

5. The novel high-precision control ball valve according to claim 1, characterized in that: the gear radiuses of the first gear (9), the third gear (12), the fourth gear (14) and the second gear (11) are arranged from large to small.

6. The novel high-precision control ball valve according to claim 1, characterized in that: and sealing rings are arranged at the two joints of the valve rod (7) and the ball body (8).