CN217502725U

CN217502725U - No dead angle runner stop valve body

Info

Publication number: CN217502725U
Application number: CN202220652631.1U
Authority: CN
Inventors: 孙宝锋
Original assignee: Baipu Valve Group Co ltd
Current assignee: Baipu Valve Group Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-27
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a no dead angle runner stop valve body in valve body field, including the valve body shell, valve body shell top opening part fixed mounting has the connection end, and valve body shell both sides wall central point puts and has seted up the discharge gate, and valve body shell bottom wall central point puts and has seted up the feed inlet, and there is sealing connection plate at connection end top through screw fixed mounting, sets up slottedly between the wall central point puts about the sealing connection plate, and the inslot rotation is connected with the valve rod, valve rod roof fixedly connected with screw rod, valve rod bottom wall fixedly connected with valve clack. The utility model discloses an, adopt the T shape runner structural design of full heart, the bottom is provided with the medium import promptly, and both ends are provided with the medium export, actually carry out the medium transmission during operation, compare in adopting the interior runner structural design of opposite sex, no dead angle, and the whole runner advances structural design for two play lists, and the medium transmission reliability and the agility of the whole runner of reality are better.

Description

Dead-angle-free flow passage stop valve body

Technical Field

The utility model relates to a valve body field especially relates to a no dead angle runner stop valve body.

Background

The opening and closing member of the stop Valve (Globe Valve) is a plug-shaped Valve flap, the upper surface of the seal is a plane or sea cone surface, and the Valve flap moves linearly along the central line of the Valve seat. The valve rod can move in a mode (the common name is a hidden rod) and can also be used for controlling the flow of various types of fluid such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like in a lifting rotating rod mode. Therefore, this type of shut-off valve is very suitable for shut-off or regulation and throttling. The valve rod of the valve has relatively short opening or closing stroke and reliable cut-off function, and the valve is suitable for regulating flow rate owing to the proportional relation between the valve seat port change and the valve clack stroke.

At present, the structural design of runner in the opposite sex is mostly adopted to current stop valve body, actually carry out medium transmission during operation, it has the dead angle inevitable, and whole runner is single-input structural design for singly going out, the medium transmission reliability and the agility of actual whole runner are relatively poor, very easily break off in addition between the valve clack of current stop valve and the valve rod, and then cause the damage of whole stop valve, the valve rod drive auto-lock structural strength of current stop valve is also relatively poor simultaneously, easily the valve clack leads to its emergence to damage because big medium resistance after carrying out long-time medium cut work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that current stop valve body lacks no dead angle runner design and good valve clack and drive auto-lock structure thereof.

In order to solve the technical problem, the utility model discloses a technical scheme be: the valve body of the stop valve with the flow channel without the dead angle comprises a valve body shell, wherein a connecting end is fixedly installed at an opening at the top of the valve body shell, discharge holes are formed in the center positions of two side walls of the valve body shell, a feed inlet is formed in the center position of the bottom wall of the valve body shell, a full-center T-shaped flow channel structural design is adopted, namely a medium inlet is formed in the bottom of the valve body shell, medium outlets are formed in two ends of the valve body shell, and when the medium transmission work is actually carried out, compared with the medium transmission work adopting an opposite-nature inner flow channel structural design, the dead angle is avoided, the whole flow channel is designed in a double-outlet single-inlet structural design, and the medium transmission reliability and the rapidness of the actual whole flow channel are better;

the top of the connecting end is fixedly provided with a sealing connecting plate through a screw, a groove is formed between the central positions of the upper side wall and the lower side wall of the sealing connecting plate, and a valve rod is rotatably connected in the groove;

the valve rod top wall fixedly connected with screw rod, valve rod diapire fixed connection has the valve clack, and the valve rod rotates and can drive the valve clack and rotate.

Preferably, the valve clack diapire fixedly connected with seals the piece, the width of sealed piece is greater than the feed inlet width, and the sealed piece descends and can realize that the feed inlet ends up sealing.

Preferably, valve body shell bottom wall is located feed inlet opening part fixed mounting and has the inlet pipe, inlet pipe below opening part fixed mounting has the second flange, valve body shell both sides wall is located discharge gate opening part fixed mounting and has the discharging pipe, two the discharging pipe leaves one side opening part fixed mounting mutually and has first flange, and the first flange cooperation mounting of accessible carries out being connected between valve body and the medium output pipeline to and carry out being connected between valve body and the medium input pipeline through second flange cooperation mounting.

Preferably, the middle part of the top wall of the valve clack is fixedly connected with four reinforcing blocks at equal intervals in an annular shape, the side wall of one opposite side of the four reinforcing blocks is fixedly connected with a valve rod, the valve rod is connected and reinforced by arranging a plurality of reinforcing blocks between the valve clack and the valve rod, the joint of the valve rod is not easy to break, and further the damage of the integral stop valve is avoided, the outer side wall of the upper part of the screw rod is in threaded connection with a threaded matching block, the two side walls of the threaded matching block are fixedly connected with connecting blocks, the two bottom walls of the connecting blocks are fixedly connected with the top wall of a sealing connecting plate, the valve rod driving self-locking structure adopts a screw rod structure, and is provided with the threaded matching block in a matching way, the strength of the integral valve rod driving self-locking structure is better, the valve clack is not easy to damage due to large medium resistance after long-time medium cutting work is carried out on the valve clack, the top wall of the screw rod is fixedly connected with a hand wheel, and the fixed connection mode between the hand wheel and the screw rod is welding, the hand wheel can be held to rotate to drive the screw rod to spirally lift relative to the thread matching block, so that the valve rod is driven to drive the valve clack and the sealing block at the bottom of the valve clack to spirally lift.

The utility model has the advantages as follows:

1. the utility model adopts the structural design of the full-centered T-shaped flow channel, namely the bottom is provided with the medium inlet, the two ends are provided with the medium outlets, when the medium transmission work is actually carried out, compared with the structural design of the flow channel in the opposite sex, the dead angle is avoided, and the whole flow channel is designed into the double-outlet single-inlet structure, so that the medium transmission reliability and the rapidity of the actual whole flow channel are better;

2. the utility model discloses a be provided with a plurality of reinforcement pieces between valve clack and the valve rod and be connected the reinforcement, the difficult emergence fracture of its junction, and then avoid causing the damage of whole stop valve, valve rod drive self-locking structure adopts screw rod structure simultaneously to the cooperation is provided with the screw-thread fit piece, screw-thread fit piece both sides all are provided with between connecting block and the valve body main part and are connected, whole valve rod drive self-locking structural strength is better, be difficult for the valve clack to carry out long-time medium and cut the work back and lead to its emergence damage because big medium resistance.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a perspective view of the internal structure of the valve body of the present invention;

fig. 3 is a perspective view of the valve stem driving member of the present invention.

In the figure: 1. a valve body housing; 2. connecting the end heads; 3. sealing the connecting plate; 4. a valve stem; 5. connecting blocks; 6. a thread mating block; 7. a screw; 8. a valve flap; 9. a reinforcing block; 10. a sealing block; 11. a discharge pipe; 12. a feeding pipe; 13. a first connecting flange; 14. a second connecting flange; 15. a handwheel.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, a dead-corner-free flow passage stop valve body comprises a valve body shell 1, a connecting end 2 is fixedly installed at an opening at the top of the valve body shell 1, a discharge hole is formed in the center of two side walls of the valve body shell 1, a feed hole is formed in the center of the bottom wall of the valve body shell 1, a full-center T-shaped flow passage structure design is adopted, namely, the bottom is provided with a medium inlet, and the two ends are provided with medium outlets, so that compared with the structure design of an opposite-nature inner flow passage, the device has no dead angle when the medium is actually transmitted, and whole runner is two and singly advances structural design, and the medium transmission reliability and the agility of actual whole runner are better, and there is sealing connection plate 3 at connection end 2 top through screw fixed mounting, and it is slotted to set up between the wall central point about sealing connection plate 3, and the inslot rotation is connected with valve rod 4, and valve rod 4 roof fixedly connected with screw rod 7.

As shown in figures 1 and 2, a valve clack 8 is fixedly connected to the bottom wall of a valve rod 4, the valve rod 4 can drive the valve clack 8 to rotate by rotation, a sealing block 10 is fixedly connected to the bottom wall of the valve clack 8, the width of the sealing block 10 is larger than that of a feed inlet, the feed inlet can be stopped and sealed by descending the sealing block 10, four reinforcing blocks 9 are fixedly connected to the middle part of the top wall of the valve clack 8 in an annular shape at equal intervals, the valve rod 4 is fixedly connected to the side wall of one opposite side of the four reinforcing blocks 9, the connection is reinforced by arranging a plurality of the reinforcing blocks 9 between the valve clack 8 and the valve rod 4, the connection part is not easy to break, further damage to the whole stop valve is avoided, a thread matching block 6 is in threaded connection with the outer side wall above a screw 7, connecting blocks 5 are fixedly connected to the two side walls of the thread matching block 6, a sealing connecting plate 3 is fixedly connected to the bottom walls of the two connecting blocks 5, and a screw rod 4 driving self-locking structure adopts a screw 7, and the cooperation is provided with screw-thread fit piece 6, and whole valve rod 4 drive auto-lock structural strength is better, is difficult for valve clack 8 to carry out long-time medium to cut off the work after leading to it to take place to damage because of big medium resistance.

As shown in figures 1 and 3, a feed pipe 12 is fixedly arranged on the bottom wall of the valve body shell 1 at the opening of the feed inlet, a second connecting flange 14 is fixedly arranged at the opening below the feed pipe 12, discharge pipes 11 are fixedly arranged on the two side walls of the valve body shell 1 at the opening of the discharge outlet, a first connecting flange 13 is fixedly arranged at the opening at one side of two discharge pipes 11, the connection between the valve body and the medium outlet pipe can be made by means of the first connecting flange 13 in conjunction with a fixing element, and the connection between the valve body and the medium input pipeline is carried out by matching the second connecting flange 14 with a fixing piece, the top wall of the screw rod 7 is fixedly connected with a hand wheel 15, the fixed connection between the hand wheel 15 and the screw rod 7 is welding, the hand wheel 15 capable of being held rotates to drive the screw 7 to spirally lift relative to the thread matching block 6, so that the valve rod 4 is driven to drive the valve clack 8 and the sealing block 10 at the bottom of the valve clack to spirally lift.

When the utility model is used, the top opening of the valve body shell 1 is fixedly provided with the connecting end 2, the central position of the two side walls of the valve body shell 1 is provided with the discharge port, the central position of the bottom wall of the valve body shell 1 is provided with the feed port, the full-center T-shaped flow passage structural design is adopted, namely the bottom is provided with the medium inlet, the two ends are provided with the medium outlet, when the medium transmission work is actually carried out, compared with the adoption of the opposite-nature inner flow passage structural design, no dead angle exists, and the whole flow passage is in a double-outlet single-inlet structural design, the medium transmission reliability and the rapidity of the actual whole flow passage are better, the connection between the valve body and the medium output pipeline can be carried out by matching the first connecting flange 13 with the fixing piece, and the connection between the valve body and the medium input pipeline can be carried out by matching the fixing piece with the second connecting flange 14, the hand wheel 15 can be held to rotate the driving screw 7 to spirally lift relative to the thread matching block 6, and then the valve rod 4 is driven to drive the valve clack 8 and the sealing block 10 at the bottom of the valve clack to spirally lift, the width of the sealing block 10 is larger than that of the feed port, and the sealing block 10 descends to realize the stop and the sealing of the feed port.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a no dead angle runner stop valve body, includes valve body shell (1), its characterized in that: a connecting end (2) is fixedly installed at an opening at the top of the valve body shell (1), a discharge hole is formed in the center of two side walls of the valve body shell (1), and a feed hole is formed in the center of the bottom wall of the valve body shell (1);

a sealing connecting plate (3) is fixedly mounted at the top of the connecting end (2) through a screw, a groove is formed between the central positions of the upper side wall and the lower side wall of the sealing connecting plate (3), and a valve rod (4) is rotationally connected in the groove;

valve rod (4) roof fixedly connected with screw rod (7), valve rod (4) diapire fixed connection has valve clack (8), screw rod (7) top lateral wall threaded connection has screw-thread fit piece (6), valve clack (8) roof middle part is four reinforcing blocks (9) of annular equidistance fixedly connected with.

2. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: the four opposite side walls of the reinforcing blocks (9) are fixedly connected with valve rods (4).

3. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: valve clack (8) diapire fixedly connected with seals piece (10), the width of sealing piece (10) is greater than the feed inlet width.

4. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: valve body shell (1) diapire is located feed inlet opening part fixed mounting has inlet pipe (12), inlet pipe (12) below opening part fixed mounting has second flange (14).

5. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: the valve body shell (1) both sides wall is located discharge gate opening part fixed mounting has discharging pipe (11), two discharging pipe (11) are from one side opening part fixed mounting has first flange (13).

6. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: threaded fit piece (6) both sides wall fixedly connected with connecting block (5), two connecting block (5) diapire fixedly connected with sealing connection board (3) roof.

7. The dead-corner-free flow channel stop valve body according to claim 1, characterized in that: the top wall of the screw rod (7) is fixedly connected with a hand wheel (15), and the hand wheel (15) is fixedly connected with the screw rod (7) in a welding mode.