CN212839689U - Mounting structure of butterfly valve hand wheel - Google Patents
Mounting structure of butterfly valve hand wheel Download PDFInfo
- Publication number
- CN212839689U CN212839689U CN202021574714.0U CN202021574714U CN212839689U CN 212839689 U CN212839689 U CN 212839689U CN 202021574714 U CN202021574714 U CN 202021574714U CN 212839689 U CN212839689 U CN 212839689U
- Authority
- CN
- China
- Prior art keywords
- hand wheel
- butterfly valve
- clamping groove
- mounting structure
- cylindrical pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to the technical field of gate valves, and provides an installation structure of a butterfly valve hand wheel, aiming at solving the problems that the existing butterfly valve hand wheel has a single structure and is inconvenient to assemble and disassemble after installation, thereby causing the problems of difficult assembly and difficult replacement; a clamping groove extending horizontally is formed in the lower port of the insertion part, and a cylindrical pin penetrating through the valve rod is arranged in the clamping groove; the fastening bolt is sleeved with a gasket, and the gasket is attached to the middle of the upper end of the insertion part. The utility model discloses be particularly useful for the convenient dismouting of butterfly valve hand wheel, higher social use value and application prospect have.
Description
Technical Field
The utility model relates to a gate valve technical field, concretely relates to mounting structure of butterfly valve hand wheel.
Background
The butterfly valve is also called a flap valve, is a regulating valve with simple structure, can be used for the on-off control of low-pressure pipeline media, 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. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
The butterfly valve mainly comprises operation hand wheel, valve body, valve rod, butterfly plate and sealing washer, and the valve body is the cylinder, and axial length is short, embeds the butterfly plate, and the operation hand wheel generally is circular, installs the upper end at the valve rod for rotary control, current butterfly valve hand wheel single structure, the dismouting is inconvenient after the installation to difficult assembly has been produced, difficult change problem. Therefore, the mounting structure of the butterfly valve hand wheel is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a butterfly valve hand wheel's mounting structure has overcome the not enough of prior art, reasonable in design, and compact structure aims at solving current butterfly valve hand wheel single structure, and the dismouting is inconvenient after the installation to produced difficult assembly, the problem of difficult change.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a mounting structure of a butterfly valve hand wheel comprises a circular hand wheel, wherein an inserting part is integrally formed at the lower part of the circular hand wheel, a valve rod is inserted in the middle of the inserting part from bottom to top, and the upper end of the valve rod is connected with the middle of the upper end of the inserting part through a fastening bolt;
a clamping groove extending horizontally is formed in the lower port of the insertion part, and a cylindrical pin penetrating through the valve rod is arranged in the clamping groove;
the fastening bolt is sleeved with a gasket, and the gasket is attached to the middle of the upper end of the insertion part.
Preferably, the upper end of the side wall of the valve rod is provided with a circular insertion hole matched with the cylindrical pin.
Preferably, the clamping groove is a U-shaped clamping groove with a downward opening.
Preferably, the length of the cylindrical pin is equal to or less than the length of the clamping groove.
(III) advantageous effects
The embodiment of the utility model provides a mounting structure of butterfly valve hand wheel possesses following beneficial effect:
1. when the utility model is installed, the cylindrical pin penetrates into the circular jack of the valve shaft, then the circular hand wheel is installed on the valve shaft, the clamping groove on the inserting part is clamped with the cylindrical pin, then the gasket and the fastening bolt are installed at the upper end of the valve shaft, the fastening bolt is screwed to a compression state, and the lower clamping positioning of the cylindrical pin is matched at the time to complete the fixed installation; during the dismantlement, unscrew fastening bolt, pull down fastening bolt and packing ring in proper order, pull down circular hand wheel from the upper end of valve shaft again, accomplish the dismantlement, the use of installation and dismantlement is all swift, and assembly strength is good, and is not fragile.
2. The utility model discloses a butterfly valve hand wheel's mounting structure is simple, and intensity is reliable, durable, and convenient maintenance and change, the installation is swift, and is not fragile.
Drawings
The above features, technical features, advantages and modes of realisation of a mounting structure for a butterfly valve hand wheel will be further described in the following, in a clearly understandable manner, with reference to the accompanying drawings, which illustrate preferred embodiments.
FIG. 1 is a schematic view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a sectional view of the present invention.
In the figure: circular hand wheel 101, grafting portion 102, draw-in groove 103, fastening bolt 2, packing ring 3, cylindric lock 4, valve rod 5.
Detailed Description
The invention will be further described with reference to the following figures 1-4 and examples:
example 1
A mounting structure of a butterfly valve hand wheel comprises a circular hand wheel 101, wherein an inserting part 102 is integrally formed at the lower part of the circular hand wheel 101, a valve rod 5 is inserted in the middle of the inserting part 102 from bottom to top, and the upper end of the valve rod 5 is connected with the middle of the upper end of the inserting part 102 through a fastening bolt 2;
a clamping groove 103 extending horizontally is formed in the lower end opening of the insertion part 102, and a cylindrical pin 4 penetrating through the valve rod 5 is arranged in the clamping groove 103 to play a role in downward positioning and horizontal positioning;
the fastening bolt 2 is sleeved with a gasket 3, and the gasket 3 is attached to the middle part of the upper end of the insertion part 102, so that the gasket 3 can be positioned upwards.
In this embodiment, as shown in fig. 3, a circular insertion hole matched with the cylindrical pin 4 is formed at the upper end of the side wall of the valve rod 5, so as to ensure the installation of the cylindrical pin 4.
In this embodiment, as shown in fig. 1, the length of the cylindrical pin 4 is equal to or less than the length of the slot 103, so as to maintain the aesthetic appearance and prevent damage.
Example 2
The difference between this embodiment and embodiment 1 is that, as shown in fig. 1 and 3, the slot 103 is a U-shaped slot with a downward opening, and is ensured to match with the cylindrical pin 4, so as to facilitate the snap-fit connection.
Other undescribed structures refer to example 1.
According to the novel butterfly valve operating hand wheel of the embodiment of the invention, during installation, the cylindrical pin 4 is inserted into the circular insertion hole of the valve shaft 5, then the circular hand wheel 101 is installed on the valve shaft 5, the clamping groove 103 on the insertion part 102 is clamped with the cylindrical pin 4, then the gasket 3 and the fastening bolt 2 are installed at the upper end of the valve shaft 5, the fastening bolt 2 is screwed to a compression state, and at the moment, the lower clamping and positioning of the cylindrical pin 4 are matched to complete fixed installation;
during disassembly, the fastening bolt 2 is unscrewed, the fastening bolt 2 and the washer 3 are sequentially disassembled, the circular hand wheel 101 is disassembled from the upper end of the valve shaft 5, disassembly is completed, the use of assembly and disassembly is rapid, the assembling strength is good, and the assembly is not easy to damage.
The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.
Claims (4)
1. The mounting structure of the butterfly valve hand wheel comprises a circular hand wheel and is characterized in that an inserting part is integrally formed at the lower part of the circular hand wheel, a valve rod is inserted in the middle of the inserting part from bottom to top, and the upper end of the valve rod is connected with the middle of the upper end of the inserting part through a fastening bolt;
a clamping groove extending horizontally is formed in the lower port of the insertion part, and a cylindrical pin penetrating through the valve rod is arranged in the clamping groove;
the fastening bolt is sleeved with a gasket, and the gasket is attached to the middle of the upper end of the insertion part.
2. The mounting structure of a butterfly valve hand wheel according to claim 1, characterized in that: and the upper end of the side wall of the valve rod is provided with a circular insertion hole matched with the cylindrical pin.
3. The mounting structure of a butterfly valve hand wheel according to claim 1, characterized in that: the clamping groove is a U-shaped clamping groove with a downward opening.
4. The mounting structure of a butterfly valve hand wheel according to claim 1, characterized in that: the length of the cylindrical pin is equal to or less than that of the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574714.0U CN212839689U (en) | 2020-07-31 | 2020-07-31 | Mounting structure of butterfly valve hand wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574714.0U CN212839689U (en) | 2020-07-31 | 2020-07-31 | Mounting structure of butterfly valve hand wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212839689U true CN212839689U (en) | 2021-03-30 |
Family
ID=75126046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021574714.0U Active CN212839689U (en) | 2020-07-31 | 2020-07-31 | Mounting structure of butterfly valve hand wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212839689U (en) |
-
2020
- 2020-07-31 CN CN202021574714.0U patent/CN212839689U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212839689U (en) | Mounting structure of butterfly valve hand wheel | |
| CN215568007U (en) | Double-valve-plate high-sealing butterfly valve | |
| CN201162842Y (en) | Totally-enclosed magnetic valve | |
| CN212480165U (en) | Industrial hydraulic butterfly valve | |
| CN210141332U (en) | Floating ball valve with adjustable valve seat and upper assembling type | |
| CN208535388U (en) | Magnetic lockable blowdown multifunctional integral valve | |
| CN218118627U (en) | Fault-free anti-seismic butterfly valve | |
| CN212959891U (en) | Novel butterfly valve | |
| CN219975437U (en) | Ball valve with better sealing performance | |
| CN208831750U (en) | A kind of butterfly valve with circlip | |
| CN218971889U (en) | High vacuum diaphragm valve with easily-detached diaphragm | |
| CN215214779U (en) | Butterfly valve convenient to dismouting | |
| CN218440684U (en) | Split type easy-to-split butterfly valve | |
| CN219796150U (en) | High-pressure stop valve | |
| CN206280583U (en) | Fluidized pump locks gas moushroom valve | |
| CN219317640U (en) | Butterfly valve structure connected with pin-free valve shaft | |
| CN220850775U (en) | Electric regulating valve | |
| CN219282450U (en) | Valve plate fixing structure convenient to detach | |
| CN221880241U (en) | Butterfly valve convenient to assembly | |
| CN221196086U (en) | Kettle bottom valve convenient to disassemble and assemble | |
| CN210003837U (en) | butterfly valve clack | |
| CN218468278U (en) | High pressure resistant stop valve | |
| CN219282476U (en) | Circular resistance valve for wind powder regulating valve | |
| CN221880242U (en) | Corrosion-resistant butterfly valve | |
| CN219841114U (en) | Solenoid valve convenient to change valve plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |