Sanitary grade three-way valve
阅读说明：本技术 一种卫生级三通阀 (Sanitary grade three-way valve ) 是由 章东 于 2020-05-13 设计创作，主要内容包括：本发明公开了一种卫生级三通阀,包括上阀体和下阀体,所述上阀体和下阀体均为椭圆形圆盘状,下阀体的上侧四周固定有凸缘,凸缘的内侧设有密封垫一,上阀体和下阀体通过四周均匀分布的固定螺栓进行连接,并通过密封垫一进行密封,所述上阀体的上侧连接有两分水管,所述分水管为L型,且分水管位于上阀体的后侧左右对称设置,所述下阀体的中部下侧连通有合水管,本发明利用圆盘式的结构和转动的合水管的设置,可以灵活安装,提高三通阀的空间利适应性,内置的叶片可以在水流的作用下进行旋转,降低水冲击力的同时,提高混合效果。(The invention discloses a sanitary three-way valve which comprises an upper valve body and a lower valve body, wherein the upper valve body and the lower valve body are in an oval disc shape, a flange is fixed on the periphery of the upper side of the lower valve body, a first sealing gasket is arranged on the inner side of the flange, the upper valve body and the lower valve body are connected through fixing bolts which are uniformly distributed on the periphery and sealed through the first sealing gasket, two water distribution pipes are connected to the upper side of the upper valve body, the water distribution pipes are L-shaped and are symmetrically arranged on the left side and the right side of the rear side of the upper valve body, and a water combining pipe is communicated with the lower side of the middle part of the lower valve body.)
1. The sanitary three-way valve comprises an upper valve body (1) and a lower valve body (2), and is characterized in that the upper valve body (1) and the lower valve body (2) are in an oval disc shape, a flange (5) is fixed on the periphery of the upper side of the lower valve body (2), a first sealing gasket (4) is arranged on the inner side of the flange (5), the upper valve body (1) and the lower valve body (2) are connected through fixing bolts (3) which are uniformly distributed on the periphery and are sealed through the first sealing gasket (4), two water distributing pipes (6) are connected to the upper side of the upper valve body (1), a water combining pipe (7) is communicated with the lower side of the middle of the lower valve body (2), a pressure pad (9) is arranged on the lower side of the water distributing pipe (6), the upper side of the lower valve body (2) is connected through a spring (10) on the lower side of the pressure pad (9), and a water channel, the water channel (21) is L-shaped, the end part of the water channel is provided with valve covers (11), a valve body (12) is arranged between the valve covers (11), and the outer side of the valve body (12) is spherical;
the middle part of the upper side of the valve body (12) is connected with a valve rod (13), the outer side of the middle part of the valve rod (13) is provided with a limiting sheet (14), the upper side and the lower side of the limiting sheet (14) are respectively provided with a first sealing component (15), and the upper side of the valve rod (13) is connected with a handle (16);
close the upper end of water pipe (7) and be connected with rubber pad (25), the outside of rubber pad (25) is equipped with down gasket (24), and lower gasket (24) are fixed under on valve body (2), and the downside of lower gasket (24) is equipped with two (22) of seal assembly, and the downside of two (22) of seal assembly is equipped with gasket (23), and the downside of going up gasket (23) is equipped with fastening bolt (30), the top of closing water pipe (7) has filtration piece (27) with lower valve body (2) joint.
2. Sanitary three-way valve according to claim 1, characterized in that the shunt tube (6) is L-shaped and the shunt tube (6) is arranged side-to-side symmetrically behind the upper valve body (1).
3. Sanitary three-way valve according to claim 1, characterized in that the upper side of the pressure pad (9) is hemispherical and a matching groove one (8) is provided on the lower side of the shunt tube (6).
4. Sanitary three-way valve according to claim 1, characterized in that the valve cover (11) is provided with a through hole, the inner side of the valve cover (11) is circular, and one side of the valve body (12) is provided with a V-shaped notch.
5. Sanitary three-way valve according to claim 1, characterized in that the limiting plate (14) is disc-shaped.
6. Sanitary three-way valve according to claim 1, characterized in that an indicator needle (17) is fixed to the outside of the upper end of the valve stem (13), an indicator disk (18) is arranged on the lower side of the indicator needle (17), and the indicator disk (18) is fixed to the upper side of the upper valve body (1).
7. Sanitary three-way valve according to claim 1, characterized in that the interior of the valve body (12) is hollow, a shaft (19) being fixed in the interior of the valve body (12), the blades (20) being rotatably connected to the outside of the shaft (19).
8. Sanitary three-way valve according to claim 1, characterized in that the fastening bolt (30) is screwed to the lower valve body (2) on the outside and the thread is of conical shape and the fastening bolt (30) has a regular polygonal underside.
9. A sanitary three-way valve according to claim 1, characterized in that one side of the filter member (27) is clamped in the second groove (26) of the lower valve body (2) by a clamping member, the other side of the filter member (27) is provided with an L-shaped connecting plate, the connecting plate is provided with a threaded hole, the threaded hole is connected to the inner wall of the lower valve body (2) by a first bolt (28), and a stop block (29) is arranged above the connection.
Technical Field
The invention relates to the technical field of three-way valves, in particular to a sanitary three-way valve.
Background
The three-way valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and the like, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
However, in the three-way valve used in the beer emulsification tube, the installation of the valve is limited due to the direction of the water tube, meanwhile, the water flow is easy to flow reversely, the flowing state of the water is not easy to observe, and when a plurality of water tubes are mixed, the mixing effect is not good, and the quality of the discharged water is influenced. Accordingly, the present invention provides a sanitary three-way valve that solves the problems set forth in the background above.
Disclosure of Invention
The object of the present invention is to provide a sanitary three-way valve to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a sanitary three-way valve comprises an upper valve body and a lower valve body, wherein the upper valve body and the lower valve body are in an oval disc shape, a flange is fixed on the periphery of the upper side of the lower valve body, a first sealing gasket is arranged on the inner side of the flange, the upper valve body and the lower valve body are connected through fixing bolts uniformly distributed on the periphery, and is sealed by a first sealing gasket, the upper side of the upper valve body is connected with two water dividing pipes, the lower side of the middle part of the lower valve body is communicated with a water combining pipe, the lower side of the water diversion pipe is provided with a pressure pad, the lower side of the pressure pad is connected with the upper side of the lower valve body through a spring, the lower side of the water diversion pipe is connected with a water channel, the water channel is L-shaped, the end part of the valve body is provided with a valve cover, a valve body is arranged between the valve covers, the outer side of the valve body is spherical, the valve body and the valve cover are sealed through a sealing structure in the form of a floating valve seat, the valve body and the valve cover are sealed through the prior art, and the valve body is convenient to disassemble and replace;
the middle part of the upper side of the valve body is connected with a valve rod, the outer side of the middle part of the valve rod is provided with a limiting sheet, the upper side and the lower side of the limiting sheet are both provided with a first sealing component, and the upper side of the valve rod is connected with a handle;
close the upper end of water pipe and be connected with the rubber pad, the outside of rubber pad is equipped with down the gasket, and lower gasket is fixed under on the valve body, seals the contact surface, and the downside of lower gasket is equipped with seal assembly two, and seal assembly two's downside is equipped with the gasket, and the downside of going up the gasket is equipped with fastening bolt, seal assembly one and seal assembly two all adopt the mode of the sealed letter of packing to seal, the top of closing the water pipe has a filtration piece with lower valve body joint.
As a further scheme of the invention, the water distribution pipe is L-shaped, and the water distribution pipe is arranged on the rear side of the upper valve body in a left-right symmetrical mode.
As a further scheme of the invention, the upper side of the pressure pad is in a semi-sphere shape, the lower side of the water distribution pipe is provided with a matched first groove for ensuring positive pressure output, and the first groove enables the pressing to be tighter.
As a further scheme of the invention, the valve cover is provided with a through hole, the inner side of the valve cover is circular, and one side of the valve body is provided with a V-shaped notch.
As a further scheme of the invention, the limiting sheet is in a wafer shape, and the outer side of the limiting sheet is sealed by adopting an oil seal.
As a further scheme of the invention, an indicator needle is fixed on the outer side of the upper end of the valve rod, an indicator disk is arranged on the lower side of the indicator needle, and the indicator disk is fixed on the upper side of the upper valve body and used for indicating the current state of the three-way valve.
As a further scheme of the invention, the interior of the valve body is hollow, the shaft lever is fixed in the inner side of the valve body, the outer side of the shaft lever is rotatably connected with the blades, and the blades are driven to rotate under the action of water flow to carry out all-directional washing on the interior of the valve body.
As a further scheme of the present invention, the outer side of the fastening bolt is connected to the lower valve body through a thread, the thread is tapered, and the lower side of the fastening bolt is a regular polygon, so as to facilitate screwing.
As a further scheme of the invention, one side of the filter element is clamped in the second groove of the lower valve body through a clamping piece, the other side of the filter element is provided with an L-shaped connecting plate, the connecting plate is provided with a threaded hole, the threaded hole is connected to the inner wall of the lower valve body through a bolt, and a stop block is arranged above the connecting part to limit the position of the filter element.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention utilizes the disc type structure and the arrangement of the rotating water-combining pipe, can be flexibly installed, and improves the space benefit adaptability of the three-way valve.
2. The invention can prevent water flow from flowing reversely by using the pressure pad and the spring, ensures the transportation directionality, carries out conversion sealing by the valve body and the valve cover, and judges the water flow state by the indicating needle and the indicating disc.
3. The invention can rotate under the action of water flow through the built-in blades, thereby reducing the impact force of water and improving the mixing effect.
Drawings
Fig. 1 is a front view of a sanitary three-way valve.
Fig. 2 is a schematic diagram of the water passages in a sanitary three-way valve.
Fig. 3 is a schematic bottom view of a sanitary three-way valve.
FIG. 4 is a schematic view of a part of the enlarged structure of A in FIG. 1
Fig. 5 is a perspective view of a filter element in a sanitary three-way valve.
In the figure: 1. an upper valve body; 2. a lower valve body; 3. fixing the bolt; 4. a first sealing gasket; 5. a flange; 6. a water diversion pipe; 7. combining a water pipe; 8. a first groove; 9. a pressure pad; 10. a spring; 11. a valve cover; 12. a valve body; 13. a valve stem; 14. a limiting sheet; 15. a first sealing component; 16. a handle; 17. an indicator needle; 18. an indicator panel; 19. a shaft lever; 20. a blade; 21. a water channel; 22. a second sealing component; 23. an upper gasket; 24. a lower gasket; 25. a rubber pad; 26. a second groove; 27. a filter member; 28. a first bolt; 29. a stopper; 30. and fastening the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the invention, a sanitary three-way valve comprises an upper valve body 1 and a lower valve body 2, wherein the upper valve body 1 and the lower valve body 2 are both in an oval disc shape, a flange 5 is fixed on the periphery of the upper side of the lower valve body 2, a first sealing gasket 4 is arranged on the inner side of the flange 5, the upper valve body 1 and the lower valve body 2 are connected through fixing bolts 3 uniformly distributed on the periphery and are sealed through the first sealing gasket 4, two water distribution pipes 6 are connected to the upper side of the upper valve body 1, the water distribution pipes 6 are in an L shape, the water distribution pipes 6 are symmetrically arranged on the left and right of the rear side of the upper valve body 1, a water mixing pipe 7 is communicated with the lower side of the middle part of the lower valve body 2, a pressure pad 9 is arranged on the lower side of the water distribution pipe 6, the lower side of the pressure pad 9 is connected with the upper side of the lower valve body 2 through a, the valve body 12 is sealed with the valve cover 11 through a sealing structure in a floating valve seat form, the valve body 12 and the valve cover 11 are sealed through the sealing structure in the prior art, and the valve body 12 and the valve cover 11 are convenient to disassemble and replace;
the middle of the upper side of the
the upper end of the water combining pipe 7 is connected with a rubber pad 25, a lower gasket 24 is arranged on the outer side of the rubber pad 25, the lower gasket 24 is fixed on the lower valve body 2 to seal a contact surface, a sealing assembly II 22 is arranged on the lower side of the lower gasket 24, an upper gasket 23 is arranged on the lower side of the sealing assembly II 22, a fastening bolt 30 is arranged on the lower side of the upper gasket 23, the sealing assembly I15 and the sealing assembly II 22 are both sealed in a packing sealing box mode, the outer side of the fastening bolt 30 is connected with the lower valve body 2 through threads, the threads are in a conical shape, the lower side of the fastening bolt 30 is in a regular polygon shape and can be conveniently screwed down, a filter member 27 is clamped between the upper part of the water combining pipe 7 and the lower valve body 2, one side of the filter member 27 is clamped in a groove II 26 of the lower valve body 2 through a clamping member, the other side of the filter member 27 is provided with an L-shaped connecting, and a stop block 29 is arranged above the connection part to limit the position of the filter element 27.
The working principle of the invention is as follows: during the use, connect two imports through distributive pipe 6, close the export of water pipe 7 connection, go up and connect through sealed 4 and fixing bolt 3 between valve body 1 and the lower valve body 2, the pressure of rivers backs up pressure pad 9, get into
The invention utilizes the disc type structure and the arrangement of the rotating water mixing pipe 7, can be flexibly installed, improves the space utilization adaptability of the three-way valve, can prevent water flow from flowing backwards by utilizing the pressure pad 9 and the spring 10, ensures the transportation directionality, carries out switching sealing by utilizing the
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
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