Adjustable high-pressure ball valve
By designing the adjustment mechanism and control mechanism, combined with the indicator mechanism, the structure of the high-pressure ball valve is simplified, the application problem of existing ball valves in narrow environments is solved, and the rapid and accurate flow adjustment is achieved, which is suitable for a variety of environments.
Patent Information
- Application Number
- CN202421133716.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-05-22
AI Technical Summary
Due to the complex structure and large size of existing high-pressure ball valves, they cannot be suitable for narrow environments, resulting in a reduced scope of application.
A high-pressure ball valve including an adjustment mechanism, a control mechanism and an indicator mechanism is designed. Through the cooperation of the valve stem and the cylinder, the gears and limit blocks are used to achieve rapid and accurate flow adjustment, and through the scale plate and indicator needle The design facilitates the observation and adjustment of flow.
The structure of the ball valve is simplified, the volume is reduced, making it suitable for a variety of environments, simple operation, can quickly or accurately adjust the flow rate, and solves the problems of complex control structure and small application range.
Smart Images
Figure CN222229518U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of ball valves, in particular to an adjustable high-pressure ball valve. Background Art
[0002] A ball valve is a valve whose opening and closing part is a sphere. The valve stem is used to control the rotation of the opening and closing part, thereby controlling the confluence and diversion of the medium. At the same time, the ball valve has the advantages of fast opening and closing, good sealing and long service life. Therefore, the ball valve is widely used in the industrial field.
[0003] An adjustable high-pressure stainless steel ball valve with announcement number CN216555472U is composed of a valve body as the main body, a box body fixed on the top side of the valve body, a cover plate installed on the top side of the box body, a round hole opened on the top side of the cover plate, a round ring fixed on the bottom side of the cover plate, a valve stem installed on the inside of the valve body, the top end of the valve stem is inserted into the round hole on the inside of the box body, a handle is fixed on the top end of the valve stem, a first tooth block is evenly fixed on the valve stem in the middle position, and a precision adjustment component is arranged on the inside of the box body. Through the structure of the precision adjustment component, the valve stem can be driven to rotate when the handle is turned, so as to quickly adjust the flow of the valve body. After rotating the turntable to make the second tooth block mesh with the first tooth block, the valve stem can be accurately rotated to the desired position by rotating the worm wheel and the worm. The operation is simple and easy to use.
[0004] There are still problems in the above-mentioned adjustable high-pressure stainless steel ball valve. The ball valve is adjusted by setting two sets of control structures. The structure is complex and the volume is large, which makes it only unsuitable for small environments and reduces the scope of application. Therefore, an adjustable high-pressure ball valve is proposed. Utility Model Content
[0005] In order to make up for the shortcomings of the prior art, the ball valves on the market are adjusted by setting two sets of control structures, which have complex structures and large volumes, resulting in the problem that they are only unsuitable for small environments and have a reduced scope of application. The utility model proposes an adjustable high-pressure ball valve.
[0006] The technical solution adopted by the utility model to solve its technical problem is: an adjustable high-pressure ball valve described in the utility model includes a valve body; an adjusting mechanism is arranged inside the valve body, a control mechanism is arranged on the top side of the adjusting mechanism, an indicating mechanism is arranged on the top side of the valve body, and a valve ball is rotatably installed inside the valve body.
[0007] Preferably, the adjusting mechanism includes a valve ball, a valve stem is fixed on the top side of the valve ball, a cylinder is fixed on the top side of the valve body, the valve stem is inserted and installed on the inner side of the cylinder, and the valve stem is rotatably connected to the cylinder, a first large gear is fixed on the circumferential surface of the bottom side of the valve stem, a first small gear is fixed on the circumferential surface of the top side of the valve stem, a rotating shaft is rotatably inserted into the inner side of the cylinder, a second small gear is fixed to the bottom end of the rotating shaft, a sleeve is mounted on the rotating shaft, a second large gear is fixed to the bottom end of the sleeve, the first large gear is meshed with the second small gear, the first small gear is meshed with the second large gear, the sleeve is rotatably connected to the cylinder, and a turntable is mounted on the top end of the rotating shaft. By using the rotating shaft and the sleeve in combination, quick adjustment or precise adjustment can be selected as needed when adjusting the ball valve. The operation is simple and easy to use.
[0008] Preferably, the control mechanism includes a turntable, with limit grooves evenly arranged on both sides of the turntable, a top cover is fixed on the top of the rotating shaft, a first limit block is symmetrically fixed on the bottom side of the top cover, a base is fixed on the top of the sleeve, and a second limit block is symmetrically fixed on the top side of the base, the first limit block and the second limit block are respectively located on both sides of the limit groove, and the adjustment method can be changed by moving the position of the turntable. The structure is simple and the volume is small, and it can be suitable for a variety of environments.
[0009] Preferably, the indicating mechanism includes a cylinder, a scale plate is fixed on the top side of the cylinder, and the scale plate is a semicircular structure, the inner surface of the scale plate is evenly provided with scale grooves, an indicator needle is fixed on the top end of the valve stem passing through the cylinder, and the indicator needle is located on the inner side of the scale plate, and a bottom plate is fixed to the bottom end of the valve body. Through the structure of the indicator needle and the scale plate, the position of the valve body inside the ball valve can be directly observed, so that the flow rate can be accurately adjusted to the required size, which is more convenient to use.
[0010] The utility model is beneficial in that:
[0011] 1. The utility model adopts a structural design of an adjustable high-pressure ball valve and sets an adjusting mechanism. When the flow of the ball valve needs to be quickly adjusted, the sleeve can be rotated to drive the second large gear to rotate, thereby driving the first small gear to rotate, so that with the cooperation of the valve stem, the valve ball can be quickly rotated to the required position to change the flow of the ball valve. When the ball valve needs to be accurately adjusted to the required flow, the rotating shaft is rotated to drive the second small gear to rotate, so that with the cooperation of the first large gear, the valve stem can be driven to rotate slowly, so that the valve ball can be accurately rotated to the required position, thereby solving the problems of complex control structure and small application range of existing ball valves.
[0012] 2. The utility model adopts a structural design of an adjustable high-pressure ball valve and a control mechanism. When the flow of the ball valve needs to be quickly adjusted, the turntable is pushed down so that the second limit block on the top side of the base is buckled on the inner side of the limit groove. At this time, the turntable can control the rotation of the sleeve, thereby quickly adjusting it. Similarly, the turntable is pushed up so that the first limit block on the bottom side of the top cover is buckled on the inner side of the limit groove. At this time, the turntable can control the rotation of the shaft, thereby accurately adjusting the flow of the ball valve. The operation is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure;
[0015] Figure 2 It is a cross-sectional view of the three-dimensional structure of the adjustment mechanism;
[0016] Figure 3 It is a rear-view three-dimensional structural sectional view of the control mechanism;
[0017] Figure 4 It is a sectional view of the three-dimensional structure of the indicator mechanism;
[0018] Figure 5 It is a schematic diagram of the overall three-dimensional structure from a top view.
[0019] In the figure: 1, valve body; 101, bottom plate; 2, valve ball; 3, cylinder; 4, valve stem; 5, first large gear; 6, first small gear; 7, rotating shaft; 8, second small gear; 9, sleeve; 10, second large gear; 11, top cover; 12, first limit block; 13, base; 14, second limit block; 15, turntable; 16, limit groove; 17, indicator needle; 18, scale plate; 19, scale groove; 20, shell. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figure 1-4As shown, an adjustable high-pressure ball valve comprises a valve body 1; an adjusting mechanism is arranged inside the valve body 1, a control mechanism is arranged on the top side of the adjusting mechanism, an indicating mechanism is arranged on the top side of the valve body 1, and a valve ball 2 is rotatably mounted inside the valve body 1;
[0022] See also Figure 2 As shown, the regulating mechanism includes a valve ball 2, a valve stem 4 is fixed on the top side of the valve ball 2, a cylinder 3 is fixed on the top side of the valve body 1, the valve stem 4 is inserted and installed on the inner side of the cylinder 3, and the valve stem 4 is rotatably connected to the cylinder 3, a first large gear 5 is fixed on the circumferential surface of the bottom side of the valve stem 4, a first small gear 6 is fixed on the circumferential surface of the top side of the valve stem 4, a rotating shaft 7 is rotatably inserted inside the cylinder 3, a second small gear 8 is fixed to the bottom end of the rotating shaft 7, a sleeve 9 is mounted on the rotating shaft 7, a second large gear 10 is fixed to the bottom end of the sleeve 9, the first large gear 5 is meshed with the second small gear 8, the first small gear 6 is meshed with the second large gear 10, and the The sleeve 9 is rotatably connected to the cylinder 3, and a turntable 15 is mounted on the top of the rotating shaft 7. During operation, when encountering the problem that the existing ball valve control structure is complex and the application range is small, through the structure of the adjustment mechanism, when it is necessary to quickly adjust the flow of the ball valve, the sleeve 9 can be rotated to drive the second large gear 10 to rotate, thereby driving the first small gear 6 to rotate, so that with the cooperation of the valve stem 4, the valve ball 2 can be quickly rotated to the required position to change the flow of the ball valve. When it is necessary to accurately adjust the ball valve to the required flow, the rotating shaft 7 is rotated to drive the second small gear 8 to rotate, so that with the cooperation of the first large gear 5, the valve stem 4 can be driven to rotate slowly, so that the valve ball 2 can be accurately rotated to the required position.
[0023] See also Figure 3 As shown, the control mechanism includes a turntable 15, and limit grooves 16 are evenly provided on both sides of the turntable 15. A top cover 11 is fixed on the top of the rotating shaft 7, and a first limit block 12 is symmetrically fixed on the bottom side of the top cover 11. A base 13 is fixed on the top of the sleeve 9, and a second limit block 14 is symmetrically fixed on the top side of the base 13. The first limit block 12 and the second limit block 14 are respectively located on both sides of the limit groove 16; during operation, when encountering the problem that the existing control structure is complicated to operate and inconvenient to use, through the structure of the control mechanism, when it is necessary to quickly adjust the flow of the ball valve, the turntable 15 is pushed down, so that the second limit block 14 on the top side of the base 13 is buckled on the inner side of the limit groove 16. At this time, the turntable 15 can control the sleeve 9 to rotate, thereby quickly adjusting. Similarly, the turntable 15 is pushed up, so that the first limit block 12 on the bottom side of the top cover 11 is buckled on the inner side of the limit groove 16. At this time, the turntable 15 can control the rotation of the rotating shaft 7, thereby accurately adjusting the flow of the ball valve, which is simple to operate and easy to use.
[0024] See also Figure 4As shown, the indicating mechanism includes a cylinder 3, a scale plate 18 is fixed on the top side of the cylinder 3, and the scale plate 18 is a semicircular structure, and scale grooves 19 are evenly opened on the inner surface of the scale plate 18, and an indicator needle 17 is fixed on the top of the valve stem 4 passing through the cylinder 3, and the indicator needle 17 is located on the inner side of the scale plate 18, and a bottom plate 101 is fixed to the bottom end of the valve body 1; during operation, when encountering the problem of being unable to know the flow rate of the ball valve at this time, through the structure of the indicating mechanism, when the valve ball 2 rotates, the valve stem 4 drives the indicator needle 17 to rotate, and the indicator needle 17 is parallel to the opening direction of the valve ball 2. By observing the position of the indicator needle 17 in the scale groove 19 inside the scale plate 18, the flow rate of the ball valve at this time can be accurately known, thereby facilitating the operator to adjust the flow rate of the ball valve.
[0025] See also Figure 5 As shown, a shell 20 is buckled on the center position of the top side of the turntable 15; during operation, when the control structure is prone to rust, through the structure of the shell 20, after adjusting the ball valve to the required flow rate, the shell 20 is buckled on the top side of the turntable 15 to cover the control structure to prevent liquid from splashing onto its surface, thereby extending its service life.
[0026] Working principle: a ball valve is a valve whose opening and closing part is a sphere. By controlling the rotation of the opening and closing part, the confluence and diversion of the medium can be controlled. At the same time, the ball valve has the advantages of rapid opening and closing, good sealing and long service life. Therefore, the ball valve is widely used in the industrial field. The existing ball valve is adjusted by setting two sets of control structures. The structure is complex and the volume is large, which makes it only unsuitable for small environments and reduces the scope of application. In order to solve this problem, an adjustment mechanism and a control mechanism are set. By observing the position of the indicator needle 17 in the scale groove 19 on the inner side of the scale plate 18, the flow rate of the ball valve at this time can be accurately known. When the flow rate of the ball valve needs to be quickly adjusted, the turntable 15 is pushed down to make the second limit on the top side of the base 13 The block 14 is buckled on the inner side of the limit groove 16. At this time, the turntable 15 can control the rotation of the sleeve 9, so that it drives the second large gear 10 to rotate, thereby driving the first small gear 6 to rotate, so that with the cooperation of the valve stem 4, the valve ball 2 is quickly rotated to the required position to change the flow of the ball valve. When the flow of the ball valve needs to be accurately adjusted, the turntable 15 is pushed up in the same way to make the first limit block 12 on the bottom side of the top cover 11 buckled on the inner side of the limit groove 16. At this time, the turntable 15 can control the rotation of the shaft 7 to drive the second small gear 8 to rotate, so that with the cooperation of the first large gear 5, the valve stem 4 is driven to rotate slowly, so that the valve ball 2 is accurately rotated to the required position, solving the problems of complex control structure and small application range of the existing ball valve.
[0027] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. An adjustable high-pressure ball valve, characterized in that: It comprises a valve body (1); an adjusting mechanism is arranged inside the valve body (1); a control mechanism is arranged on the top side of the adjusting mechanism; an indicating mechanism is arranged on the top side of the valve body (1); and a valve ball (2) is rotatably mounted inside the valve body (1); The regulating mechanism comprises a valve ball (2), a valve stem (4) is fixed on the top side of the valve ball (2), a cylinder (3) is fixed on the top side of the valve body (1), the valve stem (4) is inserted and installed on the inner side of the cylinder (3), and the valve stem (4) is rotatably connected to the cylinder (3), a first large gear (5) is fixed on the circumferential surface of the bottom side of the valve stem (4), a first small gear (6) is fixed on the circumferential surface of the top side of the valve stem (4), a rotating shaft (7) is rotatably inserted and inserted into the inner side of the cylinder (3), a second small gear (8) is fixed at the bottom end of the rotating shaft (7), a sleeve (9) is mounted on the rotating shaft (7), and a second large gear (10) is fixed at the bottom end of the sleeve (9).
2. An adjustable high-pressure ball valve according to claim 1, characterized in that: The first large gear (5) is meshed with the second small gear (8), the first small gear (6) is meshed with the second large gear (10), the sleeve (9) is rotatably connected to the cylinder (3), and a rotating disk (15) is mounted on the top end of the rotating shaft (7).
3. An adjustable high-pressure ball valve according to claim 2, characterized in that: The control mechanism comprises a rotating disk (15), and limiting grooves (16) are evenly arranged on both sides of the rotating disk (15). A top cover (11) is fixed to the top of the rotating shaft (7), and a first limiting block (12) is symmetrically fixed to the bottom side of the top cover (11).
4. An adjustable high-pressure ball valve according to claim 3, characterized in that: A base (13) is fixed on the top of the sleeve (9), a second limit block (14) is symmetrically fixed on the top side of the base (13), and the first limit block (12) and the second limit block (14) are respectively located on both sides of the limit groove (16).
5. An adjustable high-pressure ball valve according to claim 4, characterized in that: The indicating mechanism comprises a cylinder (3), a scale plate (18) is fixed on the top side of the cylinder (3), and the scale plate (18) is a semicircular structure, and scale grooves (19) are evenly arranged on the inner surface of the scale plate (18).
6. An adjustable high-pressure ball valve according to claim 5, characterized in that: The top end of the valve stem (4) passes through the cylinder (3) and is fixed with an indicator needle (17), and the indicator needle (17) is located inside the scale plate (18). The bottom end of the valve body (1) is fixed with a bottom plate (101).