CN219317785U

CN219317785U - Valve seat with sealing ring assembling function

Info

Publication number: CN219317785U
Application number: CN202223148137.0U
Authority: CN
Inventors: 谭玉荣; 周生强; 牟其香
Original assignee: Dezhou Lianrui Technology Co ltd
Current assignee: Dezhou Lianrui Technology Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-07-07
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a valve seat with a sealing ring assembling function, which relates to the technical field of valve seats and comprises a valve seat assembly, wherein one side of the valve seat assembly is provided with a sealing ring assembling assembly, and the upper surface of the valve seat assembly is covered and provided with a protection assembly.

Description

Valve seat with sealing ring assembling function

Technical Field

The utility model relates to the technical field of valve seats, in particular to a valve seat with a sealing ring assembling function.

Background

And the valve inner detachable surface part is used for supporting the valve core at the full closing position and forming a sealing pair. The diameter of the valve seat is the maximum flow diameter of the valve. For example, the valve seat of the butterfly valve is made of very wide range of materials, and various rubber, plastic and metal materials can be used as the valve seat materials, for example: EPDM, NBR, NR, PTFE, PEEK, PFA, SS315, STELLITE, etc.

The sealing between the valve body and the valve seat of the valve is realized by a sealing ring, and the mounting process of the valve is very strict as the most critical sealing element for the valve. The sealing ring is required to be in contact with the sealing ring, the surface dimensional precision and the surface roughness of the valve seat and the valve body are extremely high, the sealing ring, the valve seat and the valve body are in interference fit, the sealing ring is required to be installed into the valve seat fixer by a special tool on a press during installation, the installation difficulty is high, and the sealing failure of the sealing ring can be possibly caused by slight carelessness during the assembly.

In order to solve the above problems, a valve seat having a seal ring assembling function is proposed.

Disclosure of Invention

The utility model aims to provide a valve seat with a sealing ring assembling function, which is used for working, so that the problem that the sealing between a valve body and the valve seat of a valve in the background is realized through a sealing ring is solved, and the valve seat is used as the most critical sealing element for the valve, and has very strict requirements in the installation process. The sealing ring is required to be in contact with the sealing ring, the surface dimensional precision and the surface roughness of the valve seat and the valve body are extremely high, the sealing ring, the valve seat and the valve body are in interference fit, the sealing ring is required to be installed into the valve seat fixer by a special tool on a press during installation, the installation difficulty is high, and the problem that the sealing failure of the sealing ring is possibly caused by slight carelessness during the assembly is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the valve seat with the sealing ring assembling function comprises a valve seat assembly, wherein one side of the valve seat assembly is provided with the sealing ring assembling assembly, and the upper surface of the valve seat assembly is covered with a protection assembly;

the sealing ring assembly comprises a sleeve joint semi-ring arranged on one side of the valve seat assembly, a supporting block is arranged on the upper surface of the sleeve joint semi-ring, a round rod is arranged on the side face of the supporting block, a right-angle clamping block is movably sleeved on the outer surface of the round rod, and one end of the right-angle clamping block is clamped with a sealing ring A.

Preferably, the valve seat assembly comprises an outer shell and a clamping groove formed in the upper surface of the outer shell, a threaded hole is formed in one side of the clamping groove, valve seats are arranged on two sides of the outer shell, a placing groove is formed in the side face of the valve seat, and a valve rod penetrates through the upper end of the outer shell.

Preferably, the sleeve joint semi-rings are provided with two groups and are oppositely arranged, the two sides of the sleeve joint semi-rings are provided with connecting gaskets, the upper surfaces of the connecting gaskets are provided with fastening nails in a penetrating mode, and the two groups of sleeve joint semi-rings are fixedly connected through the fastening nails in a threaded mode.

Preferably, the upper surface threaded connection of supporting shoe has the connecting nail, and the draw groove has been seted up to the surface of round bar, and the inner wall one end of draw groove is provided with spacing spring, and spacing spring's one end is provided with the slide bar, and slide bar runs through sliding connection with the one end of round bar.

Preferably, a connecting rod is connected between the two groups of sliding rods, a fastening nut is connected to the outer surface of the sliding rod in a threaded mode, a half arc block is arranged on the side face of the connecting rod, and a through hole is formed in the upper surface of the half arc block.

Preferably, the surface activity of slide bar cup joints and is provided with right angle clamp splice, and the one end of right angle clamp splice is provided with the silica gel pad, is provided with sealing washer A between two sets of right angle clamp splice, and sealing washer A passes through the standing groove and is connected with the one end block of disk seat.

Preferably, the protection component comprises a sleeve cover plate sleeved on the outer surface of the valve rod, a sealing ring B is arranged at one end of the sleeve cover plate, and the sleeve cover plate is connected with the clamping groove in a sealing and clamping manner through the sealing ring B.

Preferably, the outer surface of cup jointing the cover plate is provided with the connection curb plate, and the upper surface of connection curb plate runs through and is provided with spacing nail, and the connection curb plate is through running through spacing nail and screw hole threaded connection.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the valve seat with the sealing ring assembling function, through the arrangement of the sleeve joint semi-rings, the fastening nails, the sealing ring A, the right-angle clamping blocks, the connecting rods and the placing grooves, the sealing ring A is clamped between the two groups of right-angle clamping blocks, the outer surfaces of the sealing ring A can be clamped by the arrangement of the silica gel pads, the sliding rod is driven to move smoothly through the sliding connecting rods, the sliding rod drives the sealing ring A to be buckled in the placing grooves, the sealing ring A is tightly connected with the placing grooves by pressing the periphery of the sealing ring A, the sealing ring A is accurately aligned with the placing grooves in an installation mode, the risk of damage of the sealing ring A during assembly is reduced, the assembly efficiency is improved, the sealing effect is good, and the valve seat is suitable for popularization and use.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a block diagram of a valve seat assembly of the present utility model;

FIG. 3 is a block diagram of a protective assembly of the present utility model;

FIG. 4 is a block diagram of a seal ring assembly of the present utility model;

fig. 5 is an enlarged view of fig. 4 at a in accordance with the present utility model.

In the figure: 1. a valve seat assembly; 11. an outer housing; 111. a clamping groove; 112. a threaded hole; 12. a valve seat; 121. a placement groove; 13. a valve stem; 2. a seal ring assembly; 21. sleeving the half rings; 211. a connecting gasket; 2111. a fastening nail; 22. a support block; 221. connecting nails; 23. a round bar; 231. a drawing groove; 232. a limit spring; 233. a slide bar; 2331. a connecting rod; 2332. tightening a nut; 234. a half arc block; 2341. a through hole; 24. a right-angle clamping block; 241. a silica gel pad; 25. a sealing ring A; 3. a protective assembly; 31. sleeving a cover plate; 311. a sealing ring B; 312. connecting side plates; 3121. and (5) limiting nails.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, the valve seat with the sealing ring assembling function comprises a valve seat assembly 1, wherein a sealing ring assembling assembly 2 is arranged on one side of the valve seat assembly 1, and a protection assembly 3 is arranged on the upper surface of the valve seat assembly 1 in a covering manner.

The utility model is further described below with reference to examples.

Embodiment one:

referring to fig. 4-5, a valve seat with seal ring assembling function, seal ring assembling assembly 2 comprises a sleeve joint half ring 21 arranged at one side of valve seat assembly 1, a supporting block 22 is arranged on the upper surface of sleeve joint half ring 21, a round rod 23 is arranged at the side surface of supporting block 22, a right-angle clamping block 24 is movably sleeved on the outer surface of round rod 23, one end of right-angle clamping block 24 is provided with a seal ring a25 in a clamping way, two groups of sleeve joint half rings 21 are oppositely arranged, two sides of sleeve joint half ring 21 are provided with connecting gaskets 211, the upper surface of connecting gaskets 211 is provided with fastening nails 2111 in a penetrating way, the two groups of sleeve joint half rings 21 are fixedly connected through threads of fastening nails 2111, the upper surface of supporting block 22 is connected with connecting nails 221 in a threaded way, a drawing groove 231 is formed on the outer surface of round rod 23, a limit spring 232 is arranged at one end of the inner wall of drawing groove 231, one end of limit spring 232 is provided with a sliding rod 233, the sliding rod 233 is connected with one end of the round rod 23 in a penetrating and sliding manner, a connecting rod 2331 is arranged between the two groups of sliding rods 233, a fastening nut 2332 is connected with the outer surface of the sliding rod 233 in a threaded manner, a half arc block 234 is arranged on the side surface of the connecting rod 2331, a through hole 2341 is formed in the upper surface of the half arc block 234, a right-angle clamping block 24 is movably sleeved on the outer surface of the sliding rod 233, a silica gel pad 241 is arranged at one end of the right-angle clamping block 24, a sealing ring A25 is arranged between the two groups of right-angle clamping blocks 24, the sealing ring A25 is clamped with one end of the valve seat 12 through a placing groove 121, when the sliding rod 233 is used, the outer surface of the sliding rod 233 can be clamped through the silica gel pad 241, the sliding rod 233 is driven to move smoothly, the sealing ring A25 is buckled inside the placing groove 121 through pressing the periphery of the sealing ring A25, make sealing washer A25 and standing groove 121 be connected closely for sealing washer A25 is accurate with the installation counterpoint of standing groove 121, has reduced the risk that sealing washer A25 damaged during the assembly, has improved assembly efficiency, and is sealed effectual, is fit for using widely.

Embodiment two:

referring to fig. 1-3, a valve seat with sealing ring assembling function, a valve seat assembly 1 includes an outer shell 11 and a clamping groove 111 formed in the upper surface of the outer shell 11, a threaded hole 112 is formed in one side of the clamping groove 111, valve seats 12 are formed in two sides of the outer shell 11, a placing groove 121 is formed in the side face of the valve seat 12, a valve rod 13 is arranged at the upper end of the outer shell 11 in a penetrating mode, a protection assembly 3 comprises a sleeve cover plate 31 sleeved on the outer surface of the valve rod 13, a sealing ring B311 is arranged at one end of the sleeve cover plate 31, the sleeve cover plate 31 is connected with the clamping groove 111 in a sealing and clamping mode through the sealing ring B311, a connecting side plate 312 is arranged on the outer surface of the sleeve cover plate 31, a limiting nail 3121 is arranged on the upper surface of the connecting side plate 312 in a penetrating mode, and is in threaded connection with the threaded hole 112 through the limiting nail 3121.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Valve seat with sealing washer assembly function, including disk seat subassembly (1), its characterized in that: one side of the valve seat assembly (1) is provided with a sealing ring assembly (2), and the upper surface of the valve seat assembly (1) is covered with a protection assembly (3);

the sealing ring assembly component (2) comprises a sleeve joint half ring (21) arranged on one side of the valve seat component (1), a supporting block (22) is arranged on the upper surface of the sleeve joint half ring (21), a round rod (23) is arranged on the side face of the supporting block (22), a right-angle clamping block (24) is movably sleeved on the outer surface of the round rod (23), and a sealing ring A (25) is clamped at one end of the right-angle clamping block (24).

2. A valve seat with seal ring assembling function according to claim 1, wherein: the valve seat assembly (1) comprises an outer shell (11) and a clamping groove (111) formed in the upper surface of the outer shell (11), a threaded hole (112) is formed in one side of the clamping groove (111), valve seats (12) are arranged on two sides of the outer shell (11), a placing groove (121) is formed in the side face of each valve seat (12), and a valve rod (13) is arranged at the upper end of the outer shell (11) in a penetrating mode.

3. A valve seat with seal ring assembling function according to claim 2, wherein: the sleeve joint semi-rings (21) are provided with two groups, are oppositely arranged, the two sides of the sleeve joint semi-rings (21) are provided with connecting gaskets (211), fastening nails (2111) are arranged on the upper surfaces of the connecting gaskets (211) in a penetrating mode, and the two groups of sleeve joint semi-rings (21) are fixedly connected through the fastening nails (2111) through threads.

4. A valve seat with seal ring assembling function according to claim 3, wherein: the upper surface threaded connection of supporting shoe (22) has connecting nail (221), and pull groove (231) have been seted up to the surface of round bar (23), and the inner wall one end of pull groove (231) is provided with spacing spring (232), and the one end of spacing spring (232) is provided with slide bar (233), and slide bar (233) run through sliding connection with the one end of round bar (23).

5. A valve seat with seal ring assembly function as defined in claim 4, wherein: connecting rods (2331) are connected between the two groups of sliding rods (233), fastening nuts (2332) are connected to the outer surfaces of the sliding rods (233) in a threaded mode, half-arc blocks (234) are arranged on the side faces of the connecting rods (2331), and through holes (2341) are formed in the upper surfaces of the half-arc blocks (234).

6. A valve seat with seal ring assembly function as defined in claim 5, wherein: the outer surface activity of sliding rod (233) cup joints and is provided with right angle clamp splice (24), and the one end of right angle clamp splice (24) is provided with silica gel pad (241), is provided with sealing washer A (25) between two sets of right angle clamp splice (24), and sealing washer A (25) are connected with the one end block of disk seat (12) through standing groove (121).

7. A valve seat with seal ring assembly as defined in claim 6, wherein: the protection component (3) comprises a sleeve cover plate (31) which is sleeved on the outer surface of the valve rod (13), a sealing ring B (311) is arranged at one end of the sleeve cover plate (31), and the sleeve cover plate (31) is connected with the clamping groove (111) in a sealing and clamping manner through the sealing ring B (311).

8. A valve seat with seal ring assembly function as defined in claim 7, wherein: the outer surface of the sleeve cover plate (31) is provided with a connecting side plate (312), the upper surface of the connecting side plate (312) is provided with a limiting nail (3121) in a penetrating mode, and the connecting side plate (312) is in threaded connection with the threaded hole (112) through the limiting nail (3121).