CN213064705U - Ball valve connecting support and ball valve - Google Patents
Ball valve connecting support and ball valve Download PDFInfo
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- CN213064705U CN213064705U CN202021699178.7U CN202021699178U CN213064705U CN 213064705 U CN213064705 U CN 213064705U CN 202021699178 U CN202021699178 U CN 202021699178U CN 213064705 U CN213064705 U CN 213064705U
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- ball valve
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- ring surface
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Abstract
The utility model provides a support and ball valve are connected to ball valve, wherein the ball valve is connected the support and is passed through casting mode integrated into one piece, include: the first ring surface is provided with a plurality of first connecting through holes; the second circular ring surface is provided with a plurality of second connecting through holes; and at least two curved connecting surfaces are connected with the first circular ring surface and the second circular ring surface. The utility model discloses a support is connected to ball valve for the terminal surface of connecting gland and actuating mechanism all sets up to the torus, and adopt the crooked face rounding off of connecting to connect, be suitable for the casting shaping, and the bearing capacity is strong, and the durability is good, and the manufacturing degree of difficulty is low, low in production cost uses the utility model discloses a support is connected to ball valve can further reduce the ball valve and damage the probability, extension ball valve life reduces the manufacturing cost of enterprise.
Description
Technical Field
The utility model relates to a ball valve technical field, concretely relates to install on the ball valve for connect valve gap and executive structure's ball valve linking bridge and ball valve.
Background
The ball valve is a valve widely used in the industries of chemical industry, refining, metallurgy, electric power and the like, and the valve rod is driven to rotate by the output torque of the actuating mechanism and the ball body is driven to rotate by the valve rod in the opening and closing process of the valve, so that the opening and closing effects of the valve are achieved. Because the actuating mechanism and the valve are connected insecure, the valve is occasionally damaged in the opening or closing process, so that the service life of the valve is short.
The inventor analyzes the reason and finds that the support used for connecting the valve and the actuating structure is usually formed by directly bending a steel plate, and the steel plate is bent to form two connecting surfaces, one is used for connecting the support, and the other is used for connecting the actuating mechanism. In reality, the support with problems is difficult to bear pressure for a long time due to the fact that the support is thin, or the strength is reduced due to the fact that cracks appear at the bent position; the inventor thinks that a special machine is needed due to the large force required for bending the steel plate, and if the steel plate with a small thickness is used, the equipment cost is low, the steel plate is easy to bend and form, the processing difficulty is small, the material cost is low, but the service life is short; if a steel plate with a thicker thickness is used, expensive equipment is needed, a crack (visible or invisible) is easy to appear during bending forming, the processing difficulty is high, and the material cost is high.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the connection support among the prior art or leading to the life-span short because of using steel sheet thickness thin, or lead to the high technical defect of manufacturing cost because of thickness is thick to provide one kind can intensity height, low in production cost and long service life's connection support.
Therefore, the utility model provides a ball valve connection support through casting mode integrated into one piece, include:
the first ring surface is provided with a plurality of first connecting through holes;
the second circular ring surface is provided with a plurality of second connecting through holes;
and at least two curved connecting surfaces are connected with the first circular ring surface and the second circular ring surface.
As a preferred scheme, the curved connecting surface includes a first connecting surface connected to the sidewall of the first circular ring surface, a second connecting surface connected to the sidewall of the second circular ring surface, and a third connecting surface, both ends of the third connecting surface are respectively connected to the first connecting surface and the second connecting surface.
As a preferable scheme, one end of the curved connecting surface is connected to the side wall of the first circular ring surface, and the other end is connected to the side wall of the second circular ring surface.
Preferably, the included angle between the first connecting surface and the third connecting surface is 50-80 °; the included angle between the second connecting surface and the third connecting surface is 100-130 degrees.
As a preferable scheme, the circle center of the first circular ring surface and the circle center of the second circular ring surface are arranged in an up-down opposite manner.
Preferably, the outer diameter of the first torus is larger than the outer diameter of the second torus.
Preferably, the inner diameter of the first circular ring surface is larger than the inner diameter of the second circular ring surface.
The utility model also provides a ball valve, which is formed by connecting the ball valve connecting support; the ball valve comprises a valve seat, a ball body, a valve rod, a valve cover, a gland, a valve body, a ball valve connecting support and an actuating mechanism, wherein the valve seat is embedded in the valve cover; the hand wheel of the actuating mechanism rotates to drive the valve rod and simultaneously drives the ball body to rotate, so as to open or close the valve.
The technical scheme provided by the utility model, following advantage has:
1. the utility model discloses a ball valve connecting support, which is integrally formed by casting, and comprises a first circular ring surface, a second circular ring surface and at least two curved connecting surfaces for connecting the first circular ring surface and the second circular ring surface; the utility model discloses a support is connected to ball valve for the terminal surface of connecting gland and actuating mechanism all sets up to the torus, and adopt the crooked face rounding off of connecting to connect, be suitable for the casting shaping, and the bearing capacity is strong, and the durability is good, and the manufacturing degree of difficulty is low, low in production cost uses the utility model discloses a support is connected to ball valve can further reduce the ball valve and damage the probability, extension ball valve life reduces the manufacturing cost of enterprise.
2. The utility model discloses a support is connected to ball valve, crooked connection face include first connection face, second connection face and third connection face, and first connection face is connected with the lateral wall position of first torus, and the second is connected the face and is connected with the lateral wall position of second torus, and the third is connected the face and is connected first connection face and second connection face, and this kind of connected mode not only makes things convenient for the casting shaping, and intensity is big to formed a space that can protect the valve rod in inside.
3. The utility model discloses a support is connected to the ball valve, and the contained angle between the face is connected for 50-80 to first connection face and third, and the second is connected the face and is connected the contained angle between the face for 100 and 130 to convex transition formula, and stress is little, and intensity is big, and the casting production of being convenient for.
4. The utility model discloses a support is connected to the ball valve, and the inside and outside footpath setting of first ring surface and second ring surface can adapt to valve gap and actuating mechanism hookup location's size, can save material, reduce cost.
5. The utility model also provides a ball valve adopts foretell ball valve to connect the support and connects formation, adopts the utility model discloses a ball valve is connected the ball valve that the support connected formation, and the connection reinforce, it is firm reliable to can fully protect the valve rod, be favorable to reduce cost, and extension equipment life.
Drawings
In order to more clearly illustrate the technical solutions in the prior art or the embodiments of the present invention, the drawings used in the description of the prior art or the embodiments are briefly introduced below.
Fig. 1 is a front view of a ball valve connecting support in embodiment 1 of the present invention.
Fig. 2 is a view from direction K of fig. 1.
Fig. 3 is a view in the direction D of fig. 1.
Fig. 4 is a front view of a ball valve according to embodiment 2 of the present invention.
Reference numerals: 1. a valve seat; 2. a sphere; 3. a valve stem; 4. a valve cover; 5. a gland; 6. a valve body; 7. the ball valve is connected with the support; 71. a first torus; 72. a second torus; 73. bending the connecting surface; 731. a first connection face; 732. a second connection face; 733. a third connection surface; 8. an actuator; 91. a first connecting through hole; 92. and a second connecting through hole.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings.
Example 1
The present embodiment provides a ball valve connecting seat, which is integrally formed by casting, as shown in fig. 1 to 3, and includes: a first annular surface 71 provided with a plurality of first connecting through holes 91; the second circular ring surface 72 is provided with a plurality of second connecting through holes 92; two curved connecting surfaces 73 connect the first circular ring surface 71 and the second circular ring surface 72.
The ball valve of this embodiment connects the support for the terminal surface of connecting gland 5 and actuating mechanism 8 all sets up to the torus, and adopt the crooked face of connecting slick and sly to connect, be suitable for the casting shaping, and the bearing capacity is strong, and the durability is good, and the manufacturing degree of difficulty is low, low in production cost uses originally the support is connected to the ball valve of nut, can further reduce the ball valve and damage the probability, extension ball valve life reduces the manufacturing cost of enterprise
As shown in fig. 1, the curved connecting surface 73 includes a first connecting surface 731 connected to a sidewall of the first circular ring 71, a second connecting surface 732 connected to a sidewall of the second circular ring 72, and a third connecting surface 733, and both ends of the third connecting surface 733 are annularly connected to the first connecting surface 731 and the second connecting surface 732, respectively.
The first connecting surface 731 is connected to a sidewall of the first circular ring 71, the second connecting surface 732 is connected to a sidewall of the second circular ring 72, and the third connecting surface 733 is connected to the first connecting surface 731 and the second connecting surface 732.
The included angle between the first connection surface 731 and the third connection surface 733 is 60 °; the included angle between the second connection surface 732 and the third connection surface 733 is 120 °. The arc transition type connection has small stress and high strength and is convenient for casting production. As a variant, the included angle between the first connecting surface 731 and the third connecting surface 733 can be freely selected within a range of 50-80 °, and the included angle between the second connecting surface and the third connecting surface can be freely selected within a range of 100-130 °, but it is required to ensure that the first circular ring surface 71 and the second circular ring surface 72 are arranged in parallel.
The center of the first circular ring surface 71 and the center of the second circular ring surface 72 are arranged opposite to each other in the vertical direction. The outer diameter of the first annular surface 71 is larger than the outer diameter of the second annular surface 72. The inner diameter of the first circular ring 71 is larger than the inner diameter of the second circular ring 72. The inner and outer diameters of the first annular surface 71 and the second annular surface 72 are set to be suitable for the size of the connecting position of the valve cover 4 and the actuating mechanism 8, so that materials can be saved, and the cost can be reduced.
Example 2
The present embodiment provides a ball valve, as shown in fig. 4, which is formed by connecting the ball valve connection support in embodiment 1; the ball valve comprises a valve seat 1, a ball body 2, a valve rod 3, a valve cover 4, a gland 5, a valve body 6, a ball valve connecting support 7 and an actuating mechanism 8, wherein the valve seat 1 is embedded in the valve cover 4, the ball body 2 is installed in a middle cavity of the valve body 6, the valve cover 4 is in bolted connection with the valve body 6, the gland 5 is fixed on the valve body 6 through screws, a first annular surface 71 of the ball valve connecting support 7 is fixedly connected with the actuating mechanism 8 through screws, a second annular surface 72 is fixedly connected with the gland 5 through bolts, the valve rod 3 is matched with the ball body 2 through a large-head flat square end behind the gland 5, and a small-head end is matched with; the hand wheel of the actuating mechanism 8 rotates to drive the valve rod 3 and simultaneously drive the ball body 2 to rotate, so as to open or close the valve.
The ball valve of this embodiment adopts the ball valve of embodiment 1 to connect support 7 and connects the formation, and the joint force is strong, and is firm reliable to can fully protect valve rod 3, be favorable to reduce cost, and extension equipment life.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (8)
1. The utility model provides a support is connected to ball valve which characterized in that: through casting mode integrated into one piece, include:
the first circular ring surface (71) is provided with a plurality of first connecting through holes (91);
the second circular ring surface (72) is provided with a plurality of second connecting through holes (92);
at least two curved connecting surfaces (73) connecting the first annular surface (71) and the second annular surface (72).
2. A ball valve connection seat according to claim 1, wherein: the curved connecting surface (73) comprises a first connecting surface (731) connected with the side wall of the first circular ring surface (71), a second connecting surface (732) connected with the side wall of the second circular ring surface (72), and a third connecting surface (733), wherein two ends of the third connecting surface (733) are respectively annularly connected with the first connecting surface (731) and the second connecting surface (732).
3. A ball valve connection seat according to claim 2, wherein: one end of the curved connecting surface (73) is connected with the side wall of the first circular ring surface (71), and the other end of the curved connecting surface is connected with the side wall of the second circular ring surface (72).
4. A ball valve connection seat according to claim 3, wherein: the included angle between the first connecting surface (731) and the third connecting surface (733) is 50-80 degrees; the included angle between the second connection surface (732) and the third connection surface (733) is 100-130 degrees.
5. A ball valve connection seat according to claim 3, wherein: the circle center of the first circular ring surface (71) and the circle center of the second circular ring surface (72) are arranged in a vertically opposite mode.
6. A ball valve connection seat according to claim 5, characterized in that: the outer diameter of the first annular surface (71) is larger than the outer diameter of the second annular surface (72).
7. A ball valve connection seat according to claim 6, characterized in that: the inner diameter of the first circular ring surface (71) is larger than the inner diameter of the second circular ring surface (72).
8. A ball valve, characterized in that: formed by the connection of a ball valve connection seat according to any one of claims 1 to 7; the ball valve comprises a valve seat (1), a ball body (2), a valve rod (3), a valve cover (4), a gland (5), a valve body (6), a ball valve connecting support (7) and an actuating mechanism (8), wherein the valve seat (1) is embedded inside the valve cover (4), the ball body (2) is installed inside a middle cavity of the valve body (6), the valve cover (4) is in bolt connection with the valve body (6), the gland (5) is fixed on the valve body (6) through screws, a first annular surface (71) of the ball valve connecting support (7) is fixedly connected with the actuating mechanism (8) through screws, a second annular surface (72) is fixedly connected with the gland (5) through bolts, the valve rod (3) is matched with the ball body (2) through a large-end flat square end behind the gland (5), and a small-end is matched with the actuating mechanism (8); the hand wheel of the actuating mechanism (8) rotates to drive the valve rod (3) and simultaneously drive the ball body (2) to rotate, so as to open or close the valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021699178.7U CN213064705U (en) | 2020-08-15 | 2020-08-15 | Ball valve connecting support and ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021699178.7U CN213064705U (en) | 2020-08-15 | 2020-08-15 | Ball valve connecting support and ball valve |
Publications (1)
Publication Number | Publication Date |
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CN213064705U true CN213064705U (en) | 2021-04-27 |
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Family Applications (1)
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CN202021699178.7U Active CN213064705U (en) | 2020-08-15 | 2020-08-15 | Ball valve connecting support and ball valve |
Country Status (1)
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CN (1) | CN213064705U (en) |
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2020
- 2020-08-15 CN CN202021699178.7U patent/CN213064705U/en active Active
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