CN206904328U - A kind of labor-saving strap filters stop valve - Google Patents
A kind of labor-saving strap filters stop valve Download PDFInfo
- Publication number
- CN206904328U CN206904328U CN201720792223.5U CN201720792223U CN206904328U CN 206904328 U CN206904328 U CN 206904328U CN 201720792223 U CN201720792223 U CN 201720792223U CN 206904328 U CN206904328 U CN 206904328U
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- China
- Prior art keywords
- valve
- valve body
- plug
- handwheel
- middle position
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of labor-saving strap to filter stop valve, including lower valve body and valve plug, water inlet is provided with the left of the lower valve body, the inner surface of the lower valve body is provided with screen pack on the left of water inlet, delivery port is provided with the right side of the lower valve body, the middle position of the lower valve body is provided with valve seat, and the valve plug is arranged on the upside middle position of valve seat, and the bosom opening position of the valve plug is provided with valve rod fastening thread；It is safe and convenient to use, by valve stem pressure, valve clack sealing surface is brought into close contact with sealing surface of seat, prevent flow of media, opened when opening a sluice gate and expansion handle is provided with handwheel, make its extension during use, so that the arm of force lengthens, it is that rotation handwheel will be laborsaving so opening a sluice gate barrier gate, choking phenomenon will not occur in filtered water for the rotation screw thread on valve body in addition, reduce erosion of the sandstone to valve plug, reduce the reliability of the probability increase valve of valve body damage.
Description
Technical field
The utility model belongs to water conservancy machinery technical field, and in particular to a kind of labor-saving strap filters stop valve.
Background technology
Stop valve, pipe valve is also, is a kind of most popular valve, why very popular it is, is due to be opened and closed
Frictional force is small between sealing surface in journey, relatively durable, and Lift is little, easy to manufacture, easy to maintenance, low in being applicable not only to
Pressure, and it is applied to high pressure, the closure principle of stop valve is, by valve stem pressure, to make valve clack sealing surface tight with sealing surface of seat
Closely connected conjunction, prevents flow of media, and valve plays the important function of cut-out and throttling, stop valve to the medium in the pipeline where it
As it is a kind of it is extremely important block class valve, it is that valve rod is in the axial direction to valve by applying moment of torsion to valve rod that it, which is sealed,
Valve applies pressure, valve clack sealing surface is brought into close contact with sealing surface of seat, prevents medium along the slot leakage between sealing surface.
Stop valve fluid resistance is big, and required power is larger during opening and closing, is not suitable for that band particle, viscosity is larger, Yi Jie
Burnt medium, regulation performance are poor.
Utility model content
The purpose of this utility model is to provide a kind of labor-saving strap filtering stop valve, to solve to propose in above-mentioned background technology
Stop valve fluid resistance it is big, required power is larger during opening and closing, is not suitable for Jie with particle, larger, the easy coking of viscosity
Matter, regulation performance poor.
To achieve the above object, the utility model provides following technical scheme：A kind of labor-saving strap filtering stop valve, including under
Valve body and valve plug, water inlet is provided with the left of the lower valve body, and the inner surface of the lower valve body is pacified close to the left side of water inlet
Equipped with screen pack, delivery port is provided with the right side of the lower valve body, the middle position of the lower valve body is provided with valve seat, described
Valve plug is arranged on the upside middle position of valve seat, and the bosom opening position of the valve plug is provided with valve rod fastening thread, institute
The upside middle position for stating valve rod fastening thread is provided with valve rod, and the upside middle position of the valve plug is close to the outer of valve rod
Side is provided with valve plug body, and the upper surface of the screen pack is provided with upper valve body, and the upside of the valve plug body is in upper valve body
Side is provided with rotation screw thread, and the uper side surface of the upper valve body, which is provided with, tightly orders screw, the middle position two of the upper valve body
The upside middle position that side is provided with bonnet described in bonnet is provided with handwheel, the left and right two of the handwheel on the outside of valve rod
End outer surface is provided with handle axle, handle is provided with the handle axle, the middle position of the handwheel is at handle
It is provided with handle slot.
Preferably, it is slidably connected between the handle axle and handwheel.
Preferably, it is fixedly connected between the handwheel and valve rod by neck.
Preferably, it is slidably connected between the valve plug body and upper valve body by rotating screw thread.
Preferably, it is fixedly connected between the valve rod and valve plug by valve rod fastening thread.
Compared with prior art, the beneficial effects of the utility model are：The utility model is scientific and reasonable for structure, safe to use
It is convenient, by valve stem pressure, valve clack sealing surface is brought into close contact with sealing surface of seat, prevent flow of media, opened when opening a sluice gate
Be provided with expansion handle at handwheel, make its extension during use so that the arm of force lengthens, so open a sluice gate barrier gate be rotate handwheel will
Laborsaving, choking phenomenon will not occur in filtered water for the rotation screw thread on valve body in addition, reduce sandstone to valve plug
Erosion, reduce the reliability of the probability increase valve of valve body damage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is front view of the present utility model；
Fig. 3 is handwheel schematic diagram of the present utility model；
In figure：1- lower valve bodies, 2- screen packs, 3- water inlets, 4- upper valve bodies, 5- tightly order screw, 6- bonnets, 7- handwheels, 8-
Valve rod, 9- rotate screw thread, 10- valve plugs body, 11- valve rods fastening thread, 12- valve plugs, 13- delivery ports, 14- valve seats, 15- handles,
16- handle axles, 17- handle slots.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：Including lower valve body 1 and valve plug 12, lower valve body 1
Left side is provided with water inlet 3, and the inner surface of lower valve body 1 is provided with screen pack 2, the right side of lower valve body 1 close to the left side of water inlet 3
Delivery port 13 is provided with, the middle position of lower valve body 1 is provided with valve seat 14, and valve plug 12 is arranged on the upside interposition of valve seat 14
Place is put, the bosom opening position of valve plug 12 is provided with valve rod fastening thread 11, the upside centre position of valve rod fastening thread 11
Place is provided with valve rod 8, and the upside middle position of valve plug 12 is provided with valve plug body 10 close to the outside of valve rod 8, screen pack 2 it is upper
Surface is provided with upper valve body 4, and the upside of valve plug body 10 is provided with close to the inner side of upper valve body 4 rotates screw thread 9, upper valve body 4 it is upper
Side surface, which is provided with, tightly orders screw 5, and the middle position both sides of upper valve body 4 are provided with the upside middle position of the bonnet 6 of bonnet 6
The outside of valve rod 8 is provided with handwheel 7, the left and right ends outer surface of handwheel 7 is provided with handle axle 16, set in handle axle 16
Handle 15 is equipped with, the middle position of handwheel 7 is provided with handle slot 17 at handle 15.
In order that handle is pulled open when obtaining convenient use, in the present embodiment, it is preferred that slided between handle axle 16 and handwheel 7
Connection.
In order that accurate control valve plug movement is obtained, in the present embodiment, it is preferred that consolidate between handwheel 7 and valve rod 8 by neck
Fixed connection.
In order that valve plug must slowly be opened, in the present embodiment, it is preferred that by turning between valve plug body 10 and upper valve body 4
Dynamic screw thread 9 is slidably connected.
In order that valve rod and valve plug are relatively fixed, in the present embodiment, it is preferred that pass through between valve rod 8 and valve plug 12
Valve rod fastening thread 11 is fixedly connected.
Screen pack 2 in the utility model is process by the woven wire of different meshes, and it is filtering melting that it, which is acted on,
Stream and increase stream resistance, so as to filter off mechanical admixture and improve be kneaded or plasticizing effect, have acidproof, alkaline-resisting, heatproof,
The performance such as wear-resisting.
Operation principle and process for using of the present utility model：After the utility model installs, water is passed through by water inlet 3
The filtering of filter screen 2 is entered in lower valve body 1, when needing to open a sluice gate, the handle 15 on handwheel 7 is rotated to by handle axle 16 and
The parallel position of handwheel 7, the rotation hand wheel 7 of handle 15 can be held therewith, band ovable valve stem 8 rotates, the rotating band ovable valve stem of valve rod 8
The rotation screw thread 9 on valve plug body 10 on 8 rotates, and thus drives moving up for valve plug 12, such valve plug 12 separates with valve seat 14, reaches
To the purpose opened a sluice gate and drawn out some water.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of labor-saving strap filters stop valve, including lower valve body (1) and valve plug (12), it is characterised in that：The lower valve body (1)
Left side is provided with water inlet (3), and the inner surface of the lower valve body (1) is provided with screen pack (2) on the left of water inlet (3),
Delivery port (13) is provided with the right side of the lower valve body (1), the middle position of the lower valve body (1) is provided with valve seat (14),
The valve plug (12) is arranged on the upside middle position of valve seat (14), and the bosom opening position of the valve plug (12) is provided with
Valve rod fastening thread (11), the upside middle position of the valve rod fastening thread (11) are provided with valve rod (8), the valve plug
(12) upside middle position is provided with valve plug body (10), the upper surface peace of the screen pack (2) on the outside of valve rod (8)
Equipped with upper valve body (4), the upside of the valve plug body (10) is provided with the inside of upper valve body (4) rotates screw thread (9), it is described on
The uper side surface of valve body (4), which is provided with, tightly orders screw (5), and the middle position both sides of the upper valve body (4) are provided with bonnet (6)
The upside middle position of the bonnet (6) is provided with handwheel (7), the left and right two of the handwheel (7) on the outside of valve rod (8)
End outer surface is provided with handle axle (16), and handle (15), the interposition of the handwheel (7) are provided with the handle axle (16)
The place of putting is provided with handle slot (17) close to handle (15) place.
A kind of 2. labor-saving strap filtering stop valve according to claim 1, it is characterised in that：The handle axle (16) and handwheel
(7) it is slidably connected between.
A kind of 3. labor-saving strap filtering stop valve according to claim 1, it is characterised in that：The handwheel (7) and valve rod (8)
Between be fixedly connected by neck.
A kind of 4. labor-saving strap filtering stop valve according to claim 1, it is characterised in that：The valve plug body (10) and upper valve
It is slidably connected between body (4) by rotating screw thread (9).
A kind of 5. labor-saving strap filtering stop valve according to claim 1, it is characterised in that：The valve rod (8) and valve plug
(12) it is fixedly connected between by valve rod fastening thread (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792223.5U CN206904328U (en) | 2017-07-03 | 2017-07-03 | A kind of labor-saving strap filters stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792223.5U CN206904328U (en) | 2017-07-03 | 2017-07-03 | A kind of labor-saving strap filters stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206904328U true CN206904328U (en) | 2018-01-19 |
Family
ID=61291924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720792223.5U Expired - Fee Related CN206904328U (en) | 2017-07-03 | 2017-07-03 | A kind of labor-saving strap filters stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206904328U (en) |
-
2017
- 2017-07-03 CN CN201720792223.5U patent/CN206904328U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200703 |