CN208858973U - A kind of vaccum stop valve - Google Patents

A kind of vaccum stop valve Download PDF

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Publication number
CN208858973U
CN208858973U CN201821529374.2U CN201821529374U CN208858973U CN 208858973 U CN208858973 U CN 208858973U CN 201821529374 U CN201821529374 U CN 201821529374U CN 208858973 U CN208858973 U CN 208858973U
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China
Prior art keywords
valve body
lower valve
vaccum stop
outlet
ring
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CN201821529374.2U
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Chinese (zh)
Inventor
项进博
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Hangong Valve Co Ltd
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Hangong Valve Co Ltd
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Abstract

The utility model discloses a kind of vaccum stop valves, including valve body, the valve body includes upper valve body and lower valve body, extension is provided with the lower valve body top left and right sides at left and right sides of the upper valve body lower part, it is fixedly connected between extension described in upper and lower two sides by fastening screw, gasket is provided between the upside extension and fastening screw, sealing ring one is provided on the inside of the upper valve body and lower valve body junction, top is provided with sealing ring two in the upper valve body, spring is provided at left and right sides of two lower end of sealing ring, the lower spring end is connected with sliding mark circle.The utility model is provided with upper valve body and lower valve body, it is fixedly connected by fastening screw, it is easy to disassemble, simultaneously after upper valve body and lower valve body are dismantled, fractionation that can also be very simple and convenient between thread bush and threaded disk, make it easy to repair, be conveniently replaceable when valve inner device is damaged or worn out.

Description

A kind of vaccum stop valve
Technical field
The utility model relates to control valve technical field, specifically a kind of vaccum stop valve.
Background technique
Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium Pipeline fittings.According to its function, shut-off valve, check-valves, regulating valve etc. can be divided into.Valve is the control in fluid delivery system Component has the function of cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting or overflow pressure relief etc..For fluid control systems Valve, various valves, kind and specification used in from simplest shut-off valve to extremely complex robot control system(RCS) are quite numerous It is more.
Vaccum stop valve is off one of valve, but present vaccum stop valve is not easy to dismantle, so that maintenance is not Just, when valve inner is damaged or worn out, replacement valve inner device is very inconvenient;It cannot intuitively see valve body switch Size;Sealing effect is bad when connecting with external pipe.Therefore, those skilled in the art provide a kind of vaccum stop valve, To solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of this utility model is to provide a kind of vaccum stop valves, to solve mentioned above in the background art ask Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of vaccum stop valve, including valve body, the valve body include upper valve body and lower valve body, the upper valve body lower part It is provided with extension at left and right sides of the left and right sides and lower valve body top, passes through fastening screw between extension described in upper and lower two sides It is fixedly connected, gasket, the upper valve body and lower valve body junction inside is provided between the upside extension and fastening screw It is provided with sealing ring one, top is provided with sealing ring two in the upper valve body, is respectively provided at left and right sides of two lower end of sealing ring There is spring, the lower spring end is connected with sliding mark circle, and middle part is provided with through-hole, the upper valve body in the sliding mark circle It is provided with bearing in top end wall, bull stick is provided in the bearing, the bull stick upper end is provided with handle, and the bull stick lower end is worn It crosses through-hole and is located inside lower valve body;
The bull stick lower end is provided with threaded disk, and the threaded disk outer sheath is equipped with thread bush, under the thread bush It is provided with rubber ring on the outside of portion, is slidably connected on the outside of the rubber ring with lower valve body inner sidewall, the lower valve body lower inside exists The left and right sides is provided with block below rubber ring, and the block upper end is provided with cushion, and the lower valve body lower end is provided with out Mouthful, it is provided with import on the right side of the lower valve body, the inlet and outlet outboard end is provided with connector.
As a further solution of the present invention: the connector upper and lower part is provided with threaded hole, the spiral shell Pit is set as circular ring shape, and matching screw thread is correspondingly arranged on threaded hole on the outside of inlet and outlet, sets in the connector It is equipped with leakage-proof ring.
The leakage-proof ring includes cylindrical body as a further solution of the present invention, on the outside of the cylindrical body and even The contact of fitting inner sidewall, the cylindrical body upper and lower ends, which are set, is provided with retaining ring.
The lower valve body front end outer side and import are correspondingly arranged on import mark as a further solution of the present invention, Know, the lower valve body front end outer side and outlet are correspondingly arranged on outlet mark.
It is provided with nameplate area in the middle part of the lower valve body front end face as a further solution of the present invention, under described Valve body front end is provided with parameter region on the downside of nameplate area.
The upper valve body front center is correspondingly arranged on sliding mark circle as a further solution of the present invention, Transparency window, the transparency window left side are provided with scale.
Compared with prior art, the utility model has the beneficial effects that
1, valve can be quickly connected to by the threaded hole being arranged on connector in the utility model with external pipe, convenient fast Victory, and connector can also make link position better tightness, while leakage-proof ring is additionally provided in connector, can further strengthen it Sealing function.
2, the utility model makes bar rotation by regulation handle, so that threaded disk rotation makes thread bush in lower valve body It moves up and rubber ring is driven to move up, to open import, make import and outlet, and the process moved up in thread bush In, screw thread set upper side also moves up it sliding mark circle effect while the sectional area of import is gradually increased, so as to According to the size for observing the valve switch of scale branch pipe from transparency window.
3, the utility model is provided with upper valve body and lower valve body, is fixedly connected by fastening screw, easy to disassemble, simultaneously Fractionation that can also be very simple and convenient after upper valve body and lower valve body are dismantled, between thread bush and threaded disk, makes it easy to tie up It repairs, is conveniently replaceable when valve inner device is damaged or worn out.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of vaccum stop valve.
Fig. 2 is a kind of main view of vaccum stop valve.
Fig. 3 is a kind of structural schematic diagram of connector in vaccum stop valve.
Fig. 4 is a kind of structural schematic diagram of leakage-proof ring in vaccum stop valve.
In figure: 1- valve body, 2- upper valve body, 3- lower valve body, 4- fastening screw, 5- gasket, 6- sealing ring one, 7- sealing ring Two, 8- spring, 9- sliding mark circle, 10- bull stick, 11- bearing, 12- handle, 13- threaded disk, 14- thread bush, 15- rubber Circle, 16- import, the outlet 17-, 18- connector, 19- block, 20- cushion, 21- threaded hole, 22- leakage-proof ring, 23- cylindrical body, 24- retaining ring, 25- import mark, 26- export mark, 27- nameplate area, 28- parameter region, 29- transparency window, 30- scale.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~4, in the utility model embodiment, a kind of vaccum stop valve, including valve body 1, the valve body 1 includes upper valve body 2 and lower valve body 3, is provided with and prolongs with 3 top of the lower valve body left and right sides at left and right sides of 2 lower part of upper valve body Extending portion is fixedly connected between extension described in upper and lower two sides by fastening screw 4, the upside extension and fastening screw 4 it Between be provided with gasket 5, be provided with sealing ring 1, top in the upper valve body 2 on the inside of the upper valve body 2 and 3 junction of lower valve body It is provided with sealing ring 27, is provided with spring 8 at left and right sides of 27 lower end of sealing ring, 8 lower end of spring is connected with cunning Dynamic mark circle 9, the sliding mark enclose middle part in 9 and are provided with through-hole, are provided with bearing 11, institute in 2 top end wall of upper valve body It states and is provided with bull stick 10 in bearing 11,10 upper end of bull stick is provided with handle 12, and 10 lower end of bull stick passes through through-hole and position Inside lower valve body 3;
10 lower end of bull stick is provided with threaded disk 13, and 10 outer sheath of threaded disk is equipped with thread bush 14, described 14 lower outside of thread bush is provided with rubber ring 15, and 15 outside of rubber ring is slidably connected with 3 inner sidewall of lower valve body, under described 3 lower inside of valve body left and right sides below rubber ring 15 is provided with block 19, and 19 upper end of block is provided with cushion 20, 2 lower end of lower valve body is provided with outlet 17, is provided with import 16 on the right side of the lower valve body 3, outside the import 16 and outlet 17 Side end is provided with connector 18.
18 upper and lower part of connector is provided with threaded hole, and the threaded hole is set as circular ring shape, and import 16 It is correspondingly arranged on matching screw thread with threaded hole with 17 outside of outlet, is provided with leakage-proof ring 22 in the connector 18.
The leakage-proof ring 22 includes cylindrical body 23, and 23 outside of cylindrical body is contacted with 18 inner sidewall of connector, the column 23 upper and lower ends of body, which are set, is provided with retaining ring 24.
3 front end outer side of lower valve body and import 16 are correspondingly arranged on import mark 25,3 front end outer side of lower valve body with Outlet 17 is correspondingly arranged on outlet mark 26.
It is provided with nameplate area 27 in the middle part of 3 front end face of lower valve body, 3 front end of lower valve body is arranged on the downside of nameplate area 27 There is parameter region 28.
2 front center of upper valve body and sliding mark circle 9 are correspondingly arranged on transparency window 29, set on the left of the transparency window 29 It is equipped with scale 30.
The working principle of the utility model is:
When the utility model is used, being connected to by connector 18 with water inlet pipe and outlet pipe, it is arranged on connector 18 Valve can be quickly connected to by threaded hole 21 with external pipe, convenient and efficient, and connector 18 can also make link position leakproofness more It is good, while leakage-proof ring 22 is additionally provided in connector 18, its sealing function can be further strengthened;
After connecting, rotate bull stick 10 by regulation handle 12, so that the rotation of threaded disk 13 makes thread bush 14 under It is moved up in valve body 3 and rubber ring 15 is driven to move up, to open import 16, be connected to import 16 with outlet 17, and in spiral shell During line set 14 moves up, 14 upper end of thread bush acts on sliding mark circle 9 while the sectional area of import 16 is gradually increased, Also move up it, so as to from transparency window 29 according to the size for observing the valve switch of 30 branch pipe of scale;Conversely, Handle 12 is rotated backward, then the valve is closed;
The utility model is provided with upper valve body 2 and lower valve body 3, is fixedly connected by fastening screw 4, easy to disassemble, together When after upper valve body 2 and lower valve body 3 are dismantled, fractionation that can also be very simple and convenient between thread bush 14 and threaded disk 13 makes Its is easy to repair, is conveniently replaceable when valve inner device is damaged or worn out.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of vaccum stop valve, including valve body, which is characterized in that the valve body includes upper valve body and lower valve body, described It is provided with extension with the lower valve body top left and right sides at left and right sides of upper valve body lower part, is led between extension described in upper and lower two sides It crosses fastening screw to be fixedly connected, gasket, the upper valve body and lower valve body is provided between the upside extension and fastening screw It is provided with sealing ring one on the inside of junction, top is provided with sealing ring two, two lower end of sealing ring or so in the upper valve body Two sides are provided with spring, and the lower spring end is connected with sliding mark circle, and middle part is provided with through-hole in the sliding mark circle, It is provided with bearing in the upper valve body top end wall, bull stick is provided in the bearing, the bull stick upper end is provided with handle, described Bull stick lower end passes through through-hole and is located inside lower valve body;
The bull stick lower end is provided with threaded disk, and the threaded disk outer sheath is equipped with thread bush, outside the thread bush lower part Side is provided with rubber ring, is slidably connected on the outside of the rubber ring with lower valve body inner sidewall, the lower valve body lower inside is in rubber The circle lower section left and right sides is provided with block, and the block upper end is provided with cushion, and the lower valve body lower end is provided with outlet, institute It states and is provided with import on the right side of lower valve body, the inlet and outlet outboard end is provided with connector.
2. a kind of vaccum stop valve according to claim 1, which is characterized in that the connector upper and lower part is respectively provided with There is threaded hole, the threaded hole is set as circular ring shape, and matching screw thread is correspondingly arranged on threaded hole on the outside of inlet and outlet, Leakage-proof ring is provided in the connector.
3. a kind of vaccum stop valve according to claim 2, which is characterized in that the leakage-proof ring includes cylindrical body, described It is contacted on the outside of cylindrical body with connector inner sidewall, the cylindrical body upper and lower ends, which are set, is provided with retaining ring.
4. a kind of vaccum stop valve according to claim 1, which is characterized in that the lower valve body front end outer side and import pair It should be provided with import mark, the lower valve body front end outer side and outlet are correspondingly arranged on outlet mark.
5. a kind of vaccum stop valve according to claim 1, which is characterized in that be provided in the middle part of the lower valve body front end face Nameplate area, the lower valve body front end are provided with parameter region on the downside of nameplate area.
6. a kind of vaccum stop valve according to claim 1, which is characterized in that the upper valve body front center and sliding mark Know circle and be correspondingly arranged on transparency window, is provided with scale on the left of the transparency window.
CN201821529374.2U 2018-09-19 2018-09-19 A kind of vaccum stop valve Active CN208858973U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821529374.2U CN208858973U (en) 2018-09-19 2018-09-19 A kind of vaccum stop valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821529374.2U CN208858973U (en) 2018-09-19 2018-09-19 A kind of vaccum stop valve

Publications (1)

Publication Number Publication Date
CN208858973U true CN208858973U (en) 2019-05-14

Family

ID=66418329

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821529374.2U Active CN208858973U (en) 2018-09-19 2018-09-19 A kind of vaccum stop valve

Country Status (1)

Country Link
CN (1) CN208858973U (en)

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