CN218377817U

CN218377817U - Angle type three-port valve

Info

Publication number: CN218377817U
Application number: CN202222127259.5U
Authority: CN
Inventors: 姬宏伟; 马红卫; 孙勇
Original assignee: Sandmivir Shanghai Fluid System Co ltd
Current assignee: Sandmivir Shanghai Fluid System Co ltd
Priority date: 2022-08-13
Filing date: 2022-08-13
Publication date: 2023-01-24
Anticipated expiration: 2032-08-13

Abstract

The utility model discloses a three port valves of angle type, include the valve body and install in the three group's valve ports of valve body both sides and bottom, three group's valve ports all are provided with sealed disk seat with the junction of valve body, the outside of sealed disk seat is provided with the sealing ring, the outside of sealing ring is provided with the spiral shell lid, the spiral shell lid screw thread is fixed in on the valve body, the inside of valve body has been seted up T die cavity way and the top and has been installed the thread bush mouth, the central point that T die cavity said is provided with the ball core, it has valve rod and outside thread bush to alternate in the thread bush mouth to inlay has the plate nut, the lower extreme of valve rod is connected with the ball core and the even cover in upper end has inlayed a plurality of groups of packings. The utility model discloses an angle type three-port valve designs each subassembly of valve for split type structure, when certain group's part appears damaging, need not to change whole valve, improves the life of valve and reduces cost of maintenance, and the design has the mechanism of packing in the upper end of valve rod, can improve the leakproofness of valve.

Description

Angle type three-port valve

Technical Field

The utility model relates to the technical field of valves, specifically be an angle type three port valve.

Background

The ball valve is mounted on the fluid delivery pipe for regulating the flow of the fluid. The current ball valve structure generally comprises a valve body, wherein a fluid outlet and a fluid inlet are respectively arranged at two side ends of the valve body, a valve shaft extending out of the top end of the valve body is arranged in the valve body, a spherical valve core is connected to the lower end of the valve shaft, the opening direction of the spherical valve core is changed by rotating the valve shaft so as to achieve the purpose of opening and closing the fluid outlet and the fluid inlet, and the ball valve is various in shape and specification and comprises an angle-shaped three-port valve.

However, the conventional angle type three-port valve has the following problems in the use process: (1) The pressure resistance of the angle type three-port valve is poor, the sealing problem exists in the valve body under a long-time high-pressure state, the service life of the valve is influenced, and the mounting structure of the valve is relatively fixed, so that the valve is inconvenient to disassemble, assemble and maintain; (2) The existing sealing gasket designed in the angle type three-port valve has poor tolerance capability in a high-pressure environment and in contact with corrosive liquid. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an angle type three port valve, it is relatively poor to have solved angle type three port valve compressive capacity, and the inside easy problem of existing of valve body influences the life of valve under long-time high-pressure state to the mounting structure of valve is comparatively fixed, and inconvenient dismouting maintenance is handled, this technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an angle type three-port valve, includes the valve body and installs in the three valve port of group of valve body both sides and bottom, three groups the junction of valve port and valve body all is provided with sealed disk seat, the outside of sealed disk seat is provided with the sealing ring, the outside of sealing ring is provided with the spiral shell lid, spiral shell lid screw thread is fixed in on the valve body, the inside of valve body has been seted up T type chamber way and the top and has been installed the screw thread cuff, the central point that T type chamber said is put and is provided with the ball core, it has valve rod and outside screw thread cuff to alternate in the screw thread cuff to have the screw thread to inlay has a platelike nut, the lower extreme of valve rod is connected with the ball core and the even cover in upper end has inlayed a plurality of groups of gland packing, a plurality of groups the last lower terminal pair symmetry of gland packing is provided with two sets of glands, the top of valve rod is provided with packing bolt, packing bolt's upper end alternates has the handle, handle and packing bolt's junction one side thread fixing has the set screw.

As an optimized mode of the utility model, the inside of the ball core is provided with an L-shaped cavity channel and the upper end is provided with a butt joint.

As a preferred mode of the utility model, the lower extreme machine-shaping of valve rod has the butt joint lug, butt joint lug card embedding butt joint mouth.

As an optimal mode of the utility model, the seal packing adopts polytetrafluoroethylene material and machine-shaping is the annular structure, the specification of seal packing is the same with the internal diameter of screw thread cuff.

As a preferred mode of the utility model, the both sides machine-shaping of handle has a plurality of groups antiskid groove, and is adjacent two sets of antiskid groove equidistance is seted up.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this scheme has designed an angle type three-port valve, be split type structure with each subassembly design of valve, when certain group part appears damaging, need not to change whole valve, improve the life of valve and reduce cost of maintenance, it has filling mechanism to design in the upper end of valve rod, can improve the leakproofness of valve, the ball core that this scheme designed in addition has seted up L die cavity way structure with inside, be convenient for open the valve and cut the operation, can realize the purpose that the three-dimensional was adjusted, improve the functionality and the flexibility of device.

2. This scheme adopts modified second generation polytetrafluoroethylene material to the sealed disk seat of valve internal design, and this material, this combined material are for being applicable to the excellent sealed disk seat material of pure application occasion, have the residue at the operation in-process almost, and its deformation rate is less than polytetrafluoroethylene but pressure rating and temperature rating are higher than polytetrafluoroethylene, and chemical resistance's performance is comparable with polytetrafluoroethylene, improves sealed disk seat's result of use.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is the structure diagram of the ball core of the present invention.

In the figure, 1, a valve body; 2. a valve port; 3. sealing the valve seat; 4. a seal ring; 5. a screw cap; 6. a T-shaped cavity; 7. threading a sleeve opening; 8. a ball core; 9. a valve stem; 10. a plate-shaped nut; 12. a gland; 13. sealing the filler; 15. a filler bolt; 16. a handle; 17. fixing screws; 18. an L-shaped cavity; 19. a butt joint port; 20. butting the bumps; 21. and (4) an anti-slip groove.

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.

Referring to fig. 1-2, the present invention provides a technical solution: an angle type three-port valve comprises a valve body 1 and three groups of valve ports 2 arranged on two sides and the bottom of the valve body 1, wherein sealing valve seats 3 are arranged at the joints of the three groups of valve ports 2 and the valve body 1, modified second-generation polytetrafluoroethylene materials are adopted and are made of soluble polytetrafluoroethylene and polytetrafluoroethylene composite materials, sealing rings 4 are arranged on the outer sides of the sealing valve seats 3, screw caps 5 are arranged on the outer sides of the sealing rings 4, the screw caps 5 are fixed on the valve body 1 in a threaded mode, T-shaped cavity channels 6 are arranged in the valve body 1, threaded sleeves 7 are arranged at the tops of the T-shaped cavity channels 6, ball cores 8 are arranged at the central positions of the threaded sleeves 7, valve rods 9 are inserted into the threaded sleeves, plate-shaped nuts 10 are embedded into the outer threaded sleeves, the lower ends of the valve rods 9 are connected with the ball cores 8, a plurality of groups of sealing fillers 13 are uniformly embedded at the upper ends of the groups of the sealing fillers 13, two groups of pressing covers 12 are symmetrically arranged at the upper ends of the groups of the sealing fillers 9, filler bolts 15 are arranged at the tops of the valve rods 9, handles 16 are inserted at the upper ends of the filler bolts 15, and fixed with fixing screws 17.

Further improved, as shown in fig. 2: the inside of the ball core 8 is provided with an L-shaped cavity channel 18, the upper end of the ball core is provided with a butt joint 19, and the L-shaped cavity channel 18 is designed to facilitate the conversion, opening and blocking operations of the three groups of valve ports 2.

Further improved, as shown in fig. 1: the lower end of the valve rod 9 is processed and formed with a butt-joint convex block 20, and the butt-joint convex block 20 is clamped and embedded in the butt-joint port 19, so that the ball core 8 is conveniently in butt joint with the valve rod 9.

Further improved, as shown in fig. 1: the sealing packing 13 is made of polytetrafluoroethylene materials and is processed and formed into an annular structure, the specification of the sealing packing 13 is the same as the inner diameter of the threaded sleeve opening 7, and the sealing performance of the joint of the valve rod 9 and the threaded sleeve opening 7 can be improved by the design mode.

Specifically, a plurality of sets of anti-slip grooves 21 are formed on two sides of the handle 16, and two adjacent sets of anti-slip grooves 21 are arranged at equal intervals, so that the anti-slip purpose can be achieved.

When in use: the utility model discloses when needs switch both sides valve port 2 and bottom valve port 2 and open, the staff can be through the handle 16 of handheld upper end and rotate valve rod 9 for valve rod 9 drives the ball core 8 rotation of below, makes L die cavity way 18 and two sets of valve port 2 that need be connected communicate, thereby reaches the purpose of opening.

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 may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An angle type three-port valve which is characterized in that: include valve body (1) and install in three group valve ports (2) of valve body (1) both sides and bottom, three groups valve port (2) all are provided with sealed disk seat (3) with the junction of valve body (1), the outside of sealed disk seat (3) is provided with sealing ring (4), the outside of sealing ring (4) is provided with spiral shell lid (5), spiral shell lid (5) threaded fixation is on valve body (1), T die cavity way (6) and top are seted up to the inside of valve body (1) and threaded sleeve mouth (7) are installed, the central point of T die cavity way (6) puts and is provided with ball core (8), threaded sleeve mouth (7) interpenetration has valve rod (9) and outside threaded sleeve to inlay plate nut (10), the lower extreme of valve rod (9) is connected with ball core (8) and the upper end even cover has inlayed a plurality of groups sealing filler (13), a plurality of groups the last lower butt symmetry of sealing filler (13) is provided with two sets of gland (12), the top of valve rod (9) is provided with packing bolt (15), the last end of packing bolt (15) interpenetration has handle (16) fixed screw bolt (17) one side.

2. An angular three-port valve according to claim 1, wherein: the ball core (8) is internally provided with an L-shaped cavity channel (18) and the upper end of the ball core is provided with a butt joint port (19).

3. An angle type three port valve according to claim 2, wherein: the lower end of the valve rod (9) is processed and formed with a butt joint protruding block (20), and the butt joint protruding block (20) is clamped and embedded into the butt joint opening (19).

4. An angle type three-port valve according to claim 1, wherein: the sealing packing (13) is made of polytetrafluoroethylene materials and is processed and formed into an annular structure, and the specification of the sealing packing (13) is the same as the inner diameter of the threaded sleeve opening (7).

5. An angle type three-port valve according to claim 1, wherein: a plurality of groups of anti-skidding grooves (21) are formed in the two sides of the handle (16) in a machining mode, and every two adjacent groups of anti-skidding grooves (21) are arranged at equal intervals.