CN218625456U

CN218625456U - Butterfly valve convenient to change case

Info

Publication number: CN218625456U
Application number: CN202222362383.XU
Authority: CN
Inventors: 刘毅
Original assignee: Tianjin No 15 Valve Co ltd
Current assignee: Tianjin No 15 Valve Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-03-14
Anticipated expiration: 2032-09-06

Abstract

The application provides a butterfly valve convenient to change case belongs to butterfly valve technical field. The butterfly valve convenient for replacing the valve core comprises a base and a fixing assembly. The base includes the main valve body and driving lever, the internal portion of main valve is provided with the valve rod, the valve rod both sides are provided with the standing groove, the bottom is provided with the slot in the standing groove, the driving lever with valve rod one end is fixed, fixed subassembly includes baffle and valve plate, baffle one side is provided with places the piece, it is provided with the inserted block to place piece one side, operating personnel installs the baffle on the valve rod through placing the piece to through the butt joint of the inserted block and the slot that set up, the baffle of valve rod both sides correspond the installation back that finishes, operating personnel with the valve plate through first locating hole and the second locating hole that the baffle both sides set up butt joint installation, thereby let the valve plate carry out the separation to outside liquid medium, can avoid outside liquid medium to be detained at the installation zone simultaneously, improve butterfly valve result of use.

Description

Butterfly valve convenient to change case

Technical Field

The application relates to the technical field of butterfly valves, particularly, relate to a butterfly valve convenient to change case.

Background

A butterfly valve is also called a flap valve and is a regulating valve with a simple structure, and the butterfly valve used for on-off control of low-pressure pipeline media is a valve which is characterized in that a closing member (a valve clack or a butterfly plate) is a circular disc and rotates around a valve shaft to open and close, the valve can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil, liquid metal, radioactive media and the like, the butterfly valve mainly plays a role of cutting and throttling on a pipeline, the butterfly valve opening and closing member is a circular disc-shaped butterfly plate and rotates around the axis of the butterfly plate in a valve body to achieve the purpose of opening, closing and regulating, a novel butterfly valve convenient for replacing a valve core is provided in China publication No. CN216343982U, and the butterfly valve is provided with an anchor ear and a limiting plate which are installed in a butt joint mode to replace an integrated valve core and improve the replacement efficiency of the valve core.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above insufficiency, the application provides a butterfly valve convenient to change case, aims at improving the above-mentioned problem that appears.

The embodiment of the application provides a butterfly valve convenient to change case, including base and fixed subassembly.

The base includes the main valve body and driving lever, the internal portion of main valve is provided with the valve rod, the valve rod both sides are provided with the standing groove, the bottom is provided with the slot in the standing groove, valve rod one end is passed the main valve body, the driving lever with valve rod one end is fixed, fixed subassembly includes baffle and valve plate, baffle one side is provided with places the piece, it is provided with the inserted block to place piece one side, place the piece install in inside the standing groove, the inserted block inserts the slot, the baffle both sides are provided with first locating hole and second locating hole respectively, the valve plate is fixed in the baffle both sides, the valve plate is with adjacent the baffle corresponds the setting.

In the implementation process, a valve rod is arranged in the main valve body, the two sides of the valve rod are provided with a placing groove, a slot is formed in the bottom of the placing groove, one end of the valve rod penetrates through the main valve body, the shifting rod is fixed to one end of the valve rod, the fixing assembly comprises a partition plate and a valve plate, a placing block is arranged on one side of the partition plate, an inserting block is arranged in the placing groove, the inserting block is inserted into the slot, the two sides of the partition plate are respectively provided with a first positioning hole and a second positioning hole, the valve plate is fixed to the two sides of the partition plate, the valve plate corresponds to the adjacent partition plate, when the butterfly valve is used, an operator installs the partition plate on the valve rod through the placing block, the partition plate is blocked by the valve plate through the abutting joint of the inserting block and the slot, the fixing effect of the partition plate is improved, and after the partition plate on the two sides of the valve rod is installed correspondingly, the partition plate abuts against the first positioning hole and the second positioning hole, so that the valve plate is arranged on the two sides of the partition plate, the valve plate, the external liquid medium can be prevented from being retained in an installation area, and the use effect of the butterfly valve is improved.

In a specific embodiment, a handle is arranged at one end of the deflector rod.

In the implementation process, a handle is installed at one end of the shifting rod, and the shifting rod is convenient to rotate externally through the arranged handle.

In a specific embodiment, a positioning block is arranged outside the main valve body, and the surface of the positioning block is provided with an assembling hole.

In the implementation process, the positioning block is arranged outside the main valve body, the assembly holes are formed in the surface of the positioning block, and the main valve body is conveniently in butt joint installation through the arranged positioning block and the assembly holes.

In a specific embodiment, a first sealing gasket is arranged at the bottom in the placing groove, and the first sealing gasket is arranged corresponding to the placing groove and the inserting groove.

In the implementation process, the bottom in the placing groove is provided with a first sealing gasket, the first sealing gasket is correspondingly arranged with the placing groove and the slot, and the second sealing gasket is conveniently matched through the arranged first sealing gasket, so that the sealing effect of placing block installation is improved.

In a specific embodiment, a screw hole is formed in the bottom of the placing groove, and the screw hole penetrates through the first sealing gasket.

In the implementation process, the bottom in the placing groove is provided with a screw hole, the screw hole penetrates through the first sealing gasket, and the second sealing gasket is conveniently matched to improve the sealing effect of the mounting area of the placing block through the screw hole.

In a specific embodiment, a concave hole is formed in one side surface of the placing block, a locking screw is arranged inside the concave hole, and the locking screw is in threaded connection with the screw hole.

In the above-mentioned realization process, it is provided with the shrinkage pool to place a side surface, the inside locking screw that is provided with of shrinkage pool, locking screw with screw threaded connection, through the shrinkage pool that sets up, the convenience is docked the installation to locking screw.

In a specific embodiment, a second sealing gasket is arranged on one side of the placing block, and the second sealing gasket is attached to the first sealing gasket.

In the implementation process, one side of the placing block is provided with a second sealing gasket, the second sealing gasket is attached to the first sealing gasket, the first sealing gasket is conveniently matched through the second sealing gasket, and the sealing and fixing effects of the placing block are improved.

In a specific embodiment, a fixing bolt is arranged on one side of the valve plate, and the fixing bolt is in threaded connection with the first positioning hole and the second positioning hole respectively.

In the implementation process, one side of the valve plate is provided with a fixing bolt, the fixing bolt is in threaded connection with the first positioning hole and the second positioning hole respectively, and the valve plate is convenient to butt joint and mount through the fixing bolt.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also derive other related drawings based on these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a butterfly valve with a valve core convenient to replace according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a first gasket portion according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of a dimple section according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural view of a second gasket portion according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a screw hole portion provided in an embodiment of the present application.

In the figure: 100-a base; 110-main valve body; 111-a valve stem; 1111-a placing groove; 1112-a slot; 1113-screw hole; 1114 — a first gasket; 112-a positioning block; 1121-assembly holes; 120-a deflector rod; 121-a handle; 200-a stationary component; 210-a separator; 211-placing the block; 2111-concave hole; 2112-locking screw; 2113-insert block; 2114-a second seal; 212-first positioning hole; 213-second positioning hole; 220-a valve plate; 221-fixing bolt.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

Referring to fig. 1-5, the present application provides a butterfly valve with a valve element easy to replace, which includes a base 100 and a fixing assembly 200.

Referring to fig. 1 to 5, the base 100 includes a main valve body 110 and a shift lever 120, a valve rod 111 is disposed in the main valve body 110, two sides of the valve rod 111 are provided with a placing groove 1111, a slot 1112 is disposed at the bottom of the placing groove 1111, one end of the valve rod 111 penetrates through the main valve body 110, and the shift lever 120 is fixed to one end of the valve rod 111.

In some embodiments, a handle 121 is installed at one end of the lever 120, and the lever 120 is conveniently rotated by the handle 121.

In some specific embodiments, a positioning block 112 is disposed outside the main valve body 110, a mounting hole 1121 is disposed on a surface of the positioning block 112, and the main valve body 110 is conveniently mounted in a butt joint manner by the positioning block 112 and the mounting hole 1121.

In some specific embodiments, a first sealing gasket 1114 is arranged at the bottom in the placing groove 1111, the first sealing gasket 1114 is arranged corresponding to the placing groove 1111 and the insertion groove 1112, and the second sealing gasket 2114 is conveniently matched through the arranged first sealing gasket 1114, so that the sealing effect of the placing block 211 is improved.

In some specific embodiments, the bottom of the placing groove 1111 is provided with a screw hole 1113, the screw hole 1113 penetrates through the first sealing gasket 1114, and the second sealing gasket 2114 is conveniently matched to improve the sealing effect of the installation area of the placing block 211 through the screw hole 1113.

Referring to fig. 1 to 5, the fixing assembly 200 includes a partition 210 and a valve plate 220, a placing block 211 is disposed on one side of the partition 210, an inserting block 2113 is disposed on one side of the placing block 211, the placing block 211 is installed inside the placing groove 1111, the inserting block 2113 is inserted into the inserting groove 1112, first positioning holes 212 and second positioning holes 213 are respectively disposed on two sides of the partition 210, the valve plate 220 is fixed on two sides of the partition 210, the valve plate 220 is disposed corresponding to an adjacent partition 210, an operator installs the partition 210 on the valve rod 111 through the placing block 211, and improves a fixing effect of the partition 210 through the butt joint of the inserting block 2113 and the inserting groove 1112, after the partition 210 on two sides of the valve rod 111 is installed, the operator installs the valve plate 220 in the butt joint through the first positioning holes 212 and the second positioning holes 213 disposed on two sides of the partition 210, so as to block the external liquid medium by the valve plate 220, and simultaneously avoid the external liquid medium from being retained in an installation area, thereby improving a use effect of the butterfly valve.

In some specific embodiments, a concave hole 2111 is formed in one side surface of the placement block 211, a locking screw 2112 is arranged inside the concave hole 2111, the locking screw 2112 is in threaded connection with the screw hole 1113, and the locking screw 2112 is conveniently in butt joint installation through the arranged concave hole 2111.

In some specific embodiments, a second sealing gasket 2114 is arranged on one side of the placing block 211, the second sealing gasket 2114 is attached to the first sealing gasket 1114, and the first sealing gasket 1114 is conveniently matched through the arranged second sealing gasket 2114, so that the sealing and fixing effect of the placing block 211 is improved.

In some specific embodiments, a fixing bolt 221 is disposed on one side of the valve plate 220, the fixing bolt 221 is in threaded connection with the first positioning hole 212 and the second positioning hole 213, and the valve plate 220 is conveniently installed in a butt joint manner through the disposed fixing bolt 221.

This butterfly valve convenient to change case's theory of operation: during the use, operating personnel installs baffle 210 on valve rod 111 through placing piece 211, and the butt joint through inserted block 2113 and slot 1112 that set up, improve the fixed effect of baffle 210, the baffle 210 of valve rod 111 both sides corresponds the back of finishing of installation, operating personnel docks valve plate 220 through first locating hole 212 and the second locating hole 213 that baffle 210 both sides set up, thereby let valve plate 220 carry out the separation to outside liquid medium, can avoid outside liquid medium to be detained at the installation zone simultaneously, improve butterfly valve result of use.

It should be noted that specific model specifications of the main valve body 110, the valve rod 111, the first gasket 1114, the handle 121, the partition 210, the locking screw 2112, the second gasket 2114, the valve plate 220, and the fixing bolt 221 need to be determined by type selection according to actual specifications of the device, and a specific type selection calculation method adopts the prior art in the field, and therefore, detailed description is omitted.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A butterfly valve convenient for replacing a valve core is characterized by comprising

The base (100), the base (100) comprises a main valve body (110) and a deflector rod (120), a valve rod (111) is arranged inside the main valve body (110), placing grooves (1111) are arranged on two sides of the valve rod (111), an inserting groove (1112) is arranged at the bottom in each placing groove (1111), one end of the valve rod (111) penetrates through the main valve body (110), and the deflector rod (120) is fixed with one end of the valve rod (111);

fixed subassembly (200), fixed subassembly (200) include baffle (210) and valve plate (220), baffle (210) one side is provided with places piece (211), it is provided with inserted block (2113) to place piece (211) one side, place piece (211) install in inside standing groove (1111), inserted block (2113) inserts slot (1112), baffle (210) both sides are provided with first locating hole (212) and second locating hole (213) respectively, valve plate (220) are fixed in baffle (210) both sides, valve plate (220) and adjacent baffle (210) correspond the setting.

2. The butterfly valve with the valve core easy to replace according to claim 1, wherein a handle (121) is installed at one end of the shift lever (120).

3. The butterfly valve facilitating the replacement of the valve cartridge according to claim 2, wherein a positioning block (112) is disposed outside the main valve body (110), and a fitting hole (1121) is disposed on a surface of the positioning block (112).

4. A butterfly valve facilitating the replacement of a cartridge according to claim 3, wherein a first gasket (1114) is disposed at the bottom inside the placement groove (1111), and the first gasket (1114) is disposed in correspondence with the placement groove (1111) and the insertion groove (1112).

5. The butterfly valve convenient for replacing the valve core according to claim 4, wherein the placing groove (1111) is provided with a screw hole (1113) at the bottom, and the screw hole (1113) penetrates through the first gasket (1114).

6. The butterfly valve convenient for replacing the valve core according to claim 5, wherein a concave hole (2111) is formed in one side surface of the placing block (211), a locking screw (2112) is arranged inside the concave hole (2111), and the locking screw (2112) is in threaded connection with the screw hole (1113).

7. The butterfly valve facilitating the replacement of the valve cartridge according to claim 6, wherein a second gasket (2114) is disposed on one side of the placement block (211), and the second gasket (2114) is attached to the first gasket (1114).

8. The butterfly valve facilitating replacement of a valve cartridge according to claim 7, wherein a fixing bolt (221) is disposed at one side of the valve plate (220), and the fixing bolt (221) is threadedly coupled to the first positioning hole (212) and the second positioning hole (213), respectively.