CN219119848U - High-tightness bidirectional rotary ball valve - Google Patents
High-tightness bidirectional rotary ball valve Download PDFInfo
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- CN219119848U CN219119848U CN202320071280.XU CN202320071280U CN219119848U CN 219119848 U CN219119848 U CN 219119848U CN 202320071280 U CN202320071280 U CN 202320071280U CN 219119848 U CN219119848 U CN 219119848U
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Abstract
The utility model relates to the technical field of bidirectional ball rotating valves, and discloses a high-tightness bidirectional ball rotating valve which comprises a control part and a valve body, wherein the control part is fixedly connected with the valve body through bolts, an upper valve shaft is rotatably connected with the inside of the control part and the inside of the valve body, and a through hole is formed in the inside of the valve body. This high leakproofness's two-way ball valve, through the cavity, a spring, the fixed column, the movable column, the spacing groove, the movable groove, the expansion ring, the sealing block, trapezoidal sealing piece and arc sealing piece mutually support, when closing the case body, because toper sealing piece and annular sealing piece produce two to three times expansion deformation after meeting water, and all irregular surfaces of seam, hole and clearance are full of, produce huge contact pressure simultaneously and extrude the outer wall inclined plane of case body, the spring can support the movable column through self elasticity, make arc sealing piece and trapezoidal sealing piece seal the case body.
Description
Technical Field
The utility model relates to the technical field of bidirectional ball rotating valves, in particular to a high-tightness bidirectional ball rotating valve.
Background
The bidirectional hard sealing rotary ball valve is widely applied to industries such as coal chemical industry, petrochemical industry, underground pipe network and the like, and is mainly used for a water pump outlet end, a pipe network system, a reclaimed water system, a high water level tank, a backflow prevention system and the like. Whether it is a ball valve or a butterfly valve, each develops for a long time, the only intersection being the use of a limited angle drive.
The disadvantages of the current ball screw valves are: the valve is large in size, cannot meet complex working conditions, has larger requirements on pipelines, has a reduced sealing effect, is low in service life, is inconvenient to maintain and has higher cost, so that the bidirectional ball valve with high sealing performance is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a high-tightness bidirectional rotary ball valve, which solves the problems that the existing valve is large in size, cannot meet complex working conditions, has large requirements on pipelines, has a reduced sealing effect, is low in service life, is inconvenient to maintain and is high in cost.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a two-way ball valve of high leakproofness, includes control part and valve body, through bolt fixed connection between control part and the valve body, the inside rotation of control part and valve body is connected with the valve shaft, the through-hole has been seted up to the inside of valve body, the inside rotation of valve body is connected with the lower valve shaft, the bottom outer wall rotation of lower valve shaft is connected with the holding ring, the bottom fixed connection of holding ring is at the top of end cover, the outer wall fixed connection of end cover is in the bottom of valve body, be provided with the float valve core structure between upper valve shaft and the lower valve shaft, the inside of valve body is provided with seal assembly.
Further, a groove is formed in one side, close to the through hole, of the inner portion of the valve body, a connecting piece is fixedly connected to the inner portion of the groove, and a conical water stop strip is fixedly connected to the outer wall of one side of the connecting piece.
Through adopting above-mentioned technical scheme, one side outer wall swing joint of toper sealing up strip can seal between case body and the valve body on the inclined plane of case body outer wall, improves work efficiency.
Further, the floating valve core structure comprises a valve core body, the upper end and the lower end of the valve core body are fixedly connected with the outer walls of the two ends of the upper valve shaft and the lower valve shaft, an inclined plane is arranged on the outer wall of the right side of the valve core body, an arc-shaped pipeline is arranged in the valve core body, a sub-runner is arranged on one side, close to the arc-shaped pipeline, of the inner portion of the valve core body, a branch runner is arranged on one side, close to the arc-shaped pipeline, of the inner portion of the valve core body, a first water baffle is fixedly connected with the inner portion of the middle end of the arc-shaped pipeline, and a second water baffle is fixedly connected with the inner portion of the tail end of the arc-shaped pipeline.
Through adopting above-mentioned technical scheme, the both ends and the arc pipeline of subchannel are linked together, and the both ends of arc pipeline of subchannel are linked together, and breakwater one and breakwater two are respectively a pair of, are the toper form.
Further, seal assembly includes the cavity, the inside at the valve body is seted up to the cavity, one side inside fixedly connected with fixed column of cavity, the outer wall of fixed column has cup jointed the spring, the inside swing joint of cavity has the movable column, the spacing groove has been seted up to the one end of movable column, the inside of movable column is close to one side of spacing groove and has been seted up the movable groove, the inside swing joint of cavity has the expansion ring, the outer wall swing joint of expansion ring has the sealing block, the inside of valve body is close to one side of cavity has been seted up the movable hole, the bottom outer wall fixedly connected with trapezoidal sealing member of movable column, one side outer wall fixedly connected with annular sealing rod of trapezoidal sealing member.
Further, the inside fixedly connected with movable post of annular sealing-up strip, one side fixedly connected with movable post of sealing block, one side outer wall laminating of trapezoidal sealing member is on the outer wall inclined plane of case body, the one end intercommunication of movable hole has the through-hole.
By adopting the technical scheme, the conical water stop strip and the annular water stop strip are unique new rubber products, have the performance of common rubber products and the performance of self-expansion when meeting water, are novel waterproof materials, and have more reliable water stop and waterproof effects than common rubber.
Further, one end fixed connection of spring is at the inner wall of cavity, the other end swing joint of spring is in the inside of spacing groove, the one end outer wall swing joint of fixed column is in the inside of movable groove.
The beneficial effects of the utility model are as follows:
1. this high leakproofness's two-way ball valve, through the cavity, a spring, the fixed column, the movable column, the spacing groove, the movable groove, the expansion ring, the sealing block, trapezoidal sealing piece and arc sealing piece mutually support, when closing the case body, because toper sealing piece and annular sealing piece produce two to three times expansion deformation after meeting water, and all irregular surfaces of seam, hole and clearance are full of, produce huge contact pressure simultaneously and extrude the outer wall inclined plane of case body, the spring can support the movable column through self elasticity, make arc sealing piece and trapezoidal sealing piece seal the case body.
2. This high leakproofness's two-way ball valve, through case body, arc pipeline, subchannel, branch channel, breakwater one and breakwater two's setting, when closing the case body, the rivers on right side can strike the case body fast, and the impact of rivers to the case body has been reduced through arc pipeline, subchannel and branch channel reposition of redundant personnel when the rivers strike the case body.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a floating valve core structure according to the present utility model;
fig. 3 is an enlarged view of the structure of fig. 1 a according to the present utility model.
Reference numerals illustrate: 1. a control section; 2. a valve body; 3. a bolt; 4. an upper valve shaft; 5. a through hole; 6. a lower valve shaft; 7. a positioning ring; 8. an end cap; 9. a floating valve core structure; 91. a valve core body; 92. an inclined plane; 93. an arc-shaped pipe; 94. a sub-runner; 95. a branch flow passage; 96. a first water baffle; 97. a second water baffle; 10. a seal assembly; 101. a cavity; 102. fixing the column; 103. a spring; 104. a movable column; 105. a limit groove; 106. a movable groove; 107. an expansion ring; 108. a sealing block; 109. a movable hole; 1010. a trapezoidal seal; 1011. an annular water stop strip; 11. a groove; 12. a connecting piece; 13. conical water stop strips.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-3, a bidirectional rotary ball valve with high tightness comprises a control part 1 and a valve body 2, wherein the control part 1 and the valve body 2 are fixedly connected through bolts 3, an upper valve shaft 4 is rotatably connected inside the control part 1 and the valve body 2, a through hole 5 is formed inside the valve body 2, a lower valve shaft 6 is rotatably connected inside the valve body 2, a positioning ring 7 is rotatably connected to the outer wall of the bottom end of the lower valve shaft 6, the bottom end of the positioning ring 7 is fixedly connected to the top of an end cover 8, the outer wall of the end cover 8 is fixedly connected to the bottom of the valve body 2, a floating valve core structure 9 is arranged between the upper valve shaft 4 and the lower valve shaft 6, and a sealing assembly 10 is arranged inside the valve body 2.
A groove 11 is formed in one side, close to the through hole 5, of the valve body 2, a connecting piece 12 is fixedly connected to the inside of the groove 11, and a conical water stop bar 13 is fixedly connected to the outer wall of one side of the connecting piece 12; through adopting above-mentioned technical scheme, one side outer wall swing joint of toper sealing up strip 13 is on the inclined plane 92 of case body 91 outer wall, can seal between case body 91 and the valve body 2, improves work efficiency.
The floating valve core structure 9 comprises a valve core body 91, wherein the upper end and the lower end of the valve core body 91 are fixedly connected with the outer walls of the two ends of the upper valve shaft 4 and the lower valve shaft 6, an inclined plane 92 is formed on the outer wall of the right side of the valve core body 91, an arc-shaped pipeline 93 is formed in the valve core body 91, a sub-runner 94 is formed in one side, close to the arc-shaped pipeline 93, of the inner part of the valve core body 91, a sub-runner 95 is formed in one side, close to the arc-shaped pipeline 93, of the inner part of the middle end of the arc-shaped pipeline 93 is fixedly connected with a first water baffle 96, and a second water baffle 97 is fixedly connected with the inner part of the tail end of the arc-shaped pipeline 93; through adopting above-mentioned technical scheme, the both ends of shunt 94 are linked together with arc pipeline 93, and the both ends of branch runner 95 are linked together with the both ends of arc pipeline 93, and breakwater one 96 and breakwater two 97 are respectively a pair of, are the toper form.
The sealing assembly 10 comprises a cavity 101, the cavity 101 is formed in the valve body 2, a fixed column 102 is fixedly connected to one side of the cavity 101, a spring 103 is sleeved on the outer wall of the fixed column 102, a movable column 104 is movably connected to the inside of the cavity 101, a limit groove 105 is formed in one end of the movable column 104, a movable groove 106 is formed in one side, close to the limit groove 105, of the inside of the movable column 104, an expansion ring 107 is movably connected to the inside of the cavity 101, a sealing block 108 is movably connected to the outer wall of the expansion ring 107, a movable hole 109 is formed in one side, close to the cavity 101, of the inside of the valve body 2, a trapezoid sealing piece 1010 is fixedly connected to the outer wall of the bottom end of the movable column 104, and an annular water stop bar 1011 is fixedly connected to the outer wall of one side of the trapezoid sealing piece 1010; through the mutual cooperation of the cavity 101, the spring 103, the fixed column 102, the movable column 104, the limit groove 105, the movable groove 106, the expansion ring 107, the sealing block 108, the trapezoid sealing piece 1010 and the arc water stop 1011, when the valve core body 91 is closed, the conical water stop 13 and the annular water stop 1011 generate expansion deformation of two to three times after meeting water, and are full of all irregular surfaces, cavities and gaps of the joint, and simultaneously generate huge contact pressure to squeeze the outer wall inclined plane 92 of the valve core body 91, the spring 103 supports the movable column 104 through self elasticity, so that the arc water stop 1011 and the trapezoid sealing piece 1010 seal the valve core body 91.
The inside of the annular water stop 1011 is fixedly connected with a movable column 104, one side of the sealing block 108 is fixedly connected with the movable column 104, the outer wall of one side of the trapezoid sealing piece 1010 is attached to the outer wall inclined plane 92 of the valve core body 91, and one end of the movable hole 109 is communicated with the through hole 5; by adopting the technical scheme, the conical water stop strip 13 and the annular water stop strip 1011 are unique new rubber products, have the performance of common rubber products and the performance of self-expansion when meeting water, are novel waterproof materials, and have more reliable water stop and waterproof effects than common rubber.
One end of the spring 103 is fixedly connected to the inner wall of the cavity 101, the other end of the spring 103 is movably connected to the inside of the limit groove 105, and the outer wall of one end of the fixed column 102 is movably connected to the inside of the movable groove 106; through the setting of case body 91, arc pipeline 93, shunt 94, branch flow way 95, breakwater one 96 and breakwater two 97, when closing case body 91, the rivers on right side can strike case body 91 fast, and the rivers are shunted through arc pipeline 93, shunt 94 and branch flow way 95 when striking case body 91, have reduced the impact of rivers to case body 91.
When the valve core body 91 is closed, the conical water stop 13 and the annular water stop 1011 generate expansion deformation of two to three times after meeting water and are full of all irregular surfaces, cavities and gaps of a joint, and simultaneously huge contact pressure is generated to squeeze the outer wall inclined surface 92 of the valve core body 91, the spring 103 supports the movable column 104 through self elasticity, so that the arc water stop 1011 and the trapezoid sealing 1010 seal the valve core body 91; through the setting of case body 91, arc pipeline 93, shunt 94, branch flow way 95, breakwater one 96 and breakwater two 97, when closing case body 91, the rivers on right side can strike case body 91 fast, and the rivers are shunted through arc pipeline 93, shunt 94 and branch flow way 95 when striking case body 91, have reduced the impact of rivers to case body 91.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a two-way ball valve of high leakproofness, includes control portion (1) and valve body (2), its characterized in that: the novel valve is characterized in that the control part (1) is fixedly connected with the valve body (2) through bolts (3), an upper valve shaft (4) is connected to the control part (1) and the valve body (2) in a rotating mode, a through hole (5) is formed in the valve body (2), a lower valve shaft (6) is connected to the valve body (2) in a rotating mode, a positioning ring (7) is connected to the outer wall of the bottom of the lower valve shaft (6) in a rotating mode, the bottom of the positioning ring (7) is fixedly connected to the top of the end cover (8), the outer wall of the end cover (8) is fixedly connected to the bottom of the valve body (2), a floating valve core structure (9) is arranged between the upper valve shaft (4) and the lower valve shaft (6), and a sealing assembly (10) is arranged in the valve body (2).
2. The high-tightness bidirectional rotary ball valve according to claim 1, wherein: the inside of valve body (2) is close to one side of through-hole (5) and has seted up recess (11), the inside fixedly connected with connecting piece (12) of recess (11), one side outer wall fixedly connected with toper sealing-up strip (13) of connecting piece (12).
3. A high tightness bi-directional ball valve according to claim 2, wherein: the utility model provides a floating valve core structure (9) including case body (91), the upper and lower both ends fixed connection of case body (91) is at the both ends outer wall of last valve shaft (4) and lower valve shaft (6), inclined plane (92) have been seted up on the right side outer wall of case body (91), arc pipeline (93) have been seted up to the inside of case body (91), branch runner (94) have been seted up to the inside of case body (91) near one side of arc pipeline (93), branch runner (95) have been seted up to the inside one side of being close to arc pipeline (93) of case body (91), the inside fixedly connected with breakwater one (96) of middle-end of arc pipeline (93), the inside fixedly connected with breakwater two (97) of terminal of arc pipeline (93).
4. A high tightness bi-directional ball valve according to claim 3, wherein: seal assembly (10) are including cavity (101), the inside at valve body (2) is seted up to cavity (101), one side inside fixedly connected with fixed column (102) of cavity (101), spring (103) have been cup jointed to the outer wall of fixed column (102), the inside swing joint of cavity (101) has movable column (104), spacing groove (105) have been seted up to one end of movable column (104), movable groove (106) have been seted up to one side that the inside of movable column (104) is close to spacing groove (105), the inside swing joint of cavity (101) has expansion ring (107), the outer wall swing joint of expansion ring (107) has sealing block (108), one side that the inside of valve body (2) is close to cavity (101) has been seted up movable hole (109), the bottom outer wall fixedly connected with trapezoidal sealing member (1010) of movable column (104), one side outer wall fixedly connected with annular sealing strip (1011) of trapezoidal sealing member (1010).
5. The high-tightness bidirectional rotary ball valve according to claim 4, wherein: the inside fixedly connected with movable post (104) of annular sealing-up strip (1011), one side fixedly connected with movable post (104) of sealing block (108), one side outer wall laminating of trapezoidal sealing-up piece (1010) is on outer wall inclined plane (92) of case body (91), the one end intercommunication of movable hole (109) has through-hole (5).
6. The high-tightness bidirectional rotary ball valve according to claim 5, wherein: one end of the spring (103) is fixedly connected to the inner wall of the cavity (101), the other end of the spring (103) is movably connected to the inside of the limit groove (105), and one end outer wall of the fixed column (102) is movably connected to the inside of the movable groove (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320071280.XU CN219119848U (en) | 2023-01-10 | 2023-01-10 | High-tightness bidirectional rotary ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320071280.XU CN219119848U (en) | 2023-01-10 | 2023-01-10 | High-tightness bidirectional rotary ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219119848U true CN219119848U (en) | 2023-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320071280.XU Active CN219119848U (en) | 2023-01-10 | 2023-01-10 | High-tightness bidirectional rotary ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219119848U (en) |
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2023
- 2023-01-10 CN CN202320071280.XU patent/CN219119848U/en active Active
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