CN112145738A - Novel flow valve for gas delivery - Google Patents
Novel flow valve for gas delivery Download PDFInfo
- Publication number
- CN112145738A CN112145738A CN202011088801.XA CN202011088801A CN112145738A CN 112145738 A CN112145738 A CN 112145738A CN 202011088801 A CN202011088801 A CN 202011088801A CN 112145738 A CN112145738 A CN 112145738A
- Authority
- CN
- China
- Prior art keywords
- valve
- gas delivery
- flow valve
- rod
- regular hexagonal
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention relates to the technical field of gas delivery, and discloses a novel flow valve for gas delivery. According to the invention, the valve rod is sleeved and clamped through the rotary handle, so that under the one-to-one correspondence of the identification pointer and the scale identification, a worker can conveniently and accurately adjust the flow circulation size of the flow valve, and further the convenience of adjusting and using the flow valve is improved.
Description
Technical Field
The invention relates to the technical field of gas delivery, in particular to a novel flow valve for gas delivery.
Background
The fuel gas is a general name of gas fuel, which can be combusted to release heat for residents and industrial enterprises, and has a wide variety of types, mainly including natural gas, artificial fuel gas, liquefied petroleum gas, biogas and coal gas, wherein the natural gas is mainly a mixture composed of low molecular hydrocarbons, and can be generally divided into five types according to the natural gas source: gas field gas (or called pure natural gas), petroleum associated gas, condensate gas field gas, coal bed gas and shale gas are widely used in various fields of home life, industrial manufacturing and the like, and in the process of conveying and using the gas, the gas is generally conveyed by matching combination of a pipeline and a flow valve.
But the flow valve about gas is carried in the existing market has some shortcomings, and traditional flow valve structure is comparatively single, and its flexibility regulation nature is not enough, and in the use, the self-protection ability is comparatively low, very easily leads to the flow valve to appear connecting the condition not hard up, damage because atmospheric pressure impact strength is too big. Accordingly, those skilled in the art have provided a new flow valve for gas delivery to address the problems set forth in the background above.
Disclosure of Invention
The technical scheme of the invention is as follows: the invention aims to provide a novel flow valve for gas delivery, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a novel flow valve for gas delivery comprises a valve body, wherein connecting flanges are symmetrically screwed on two sides of the valve body, a pressure reduction mechanism is connected to the position, located in the middle, below the valve body, a mounting seat is arranged above the valve body, a sealing cover plate is screwed and connected to the upper side of the mounting seat, a valve rod is clamped in the mounting seat in a penetrating mode, scale marks are marked on the upper surface of the sealing cover plate, a mark pointer is fixed to the front side of the valve rod, a regular hexagonal screw seat is fixed to the top end of the valve rod, the valve rod is clamped and connected with a rotating handle through the regular hexagonal screw seat, a valve ball is fixed to the bottom end of the valve rod, a circulation groove is formed in the position, located in the middle, of one side of the valve ball in a penetrating mode, and a pressure reduction through groove is formed in the position;
the pressure reducing mechanism comprises a pressure reducing pipeline connected to the middle position below the valve body, the bottom end of the pressure reducing pipeline is connected with an exhaust funnel, the inner side of the pressure reducing pipeline is clamped with a sealing plug, a pressure relief through groove is formed in the inner side of the sealing plug in an embedded mode, a positioning slide rod is symmetrically and fixedly arranged on the inner side of the exhaust funnel, a reset spring is sleeved on the outer side of the positioning slide rod at the bottom position, a limiting sliding sleeve is sleeved on the top end of the positioning slide rod at the reset spring, and the limiting sliding sleeve is connected with the sealing plug through a transmission support arm.
As a still further scheme of the invention: the inner side of the rotating handle is provided with a regular hexagonal clamping groove matched with the regular hexagonal screw seat, and the rotating handle is clamped and fixed with the regular hexagonal screw seat through the regular hexagonal clamping groove.
As a still further scheme of the invention: the radian marks of the scale marks are 0-180 degrees, and the mark pointers and the scale marks are in one-to-one correspondence.
As a still further scheme of the invention: the inner diameters of the limiting sliding sleeve and the reset spring are matched with the outer diameter of the positioning slide rod, and the limiting sliding sleeve is elastically clamped with the positioning slide rod through the reset spring.
As a still further scheme of the invention: the number of the positioning slide bars is not less than four, and the positioning slide bars are uniformly and symmetrically arranged relative to the circle center of the exhaust funnel.
As a still further scheme of the invention: the sealing plug is made of an NBR material component, and the pressure relief through groove is of a T-shaped structure.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the sleeved clamping of the rotary handle to the valve rod, under the one-to-one correspondence of the identification pointer and the scale identification, the flow circulation size of the flow valve can be conveniently and accurately adjusted by workers, so that the convenience of the adjustment and use of the flow valve is improved, and after the adjustment is finished, the rotary handle is taken down from the valve rod, so that the normal conveying of the flow valve can be prevented from being influenced by external factors, and in the process of conveying the fuel gas, through the matched combination of the pressure reducing mechanism and the pressure reducing through groove, the situations of loose connection and explosion damage of the flow valve caused by overlarge air pressure impact strength can be avoided, so that the self-protection capability of the flow valve is improved.
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural diagram of a novel flow valve for gas delivery;
FIG. 2-is a schematic structural diagram of a valve rod in the novel flow valve for gas delivery;
fig. 3-is a schematic structural diagram of the interior of a novel flow valve for gas delivery.
1-a valve body; 2-a pressure reduction pipeline; 3-an exhaust funnel; 4-a connecting flange; 5-mounting a base; 6-sealing the cover plate; 7-identify the pointer; 8-rotating the handle; 9-a valve stem; 10-scale mark; 11-a regular hexagonal screw seat; 12-a valve ball; 13-a flow-through tank; 14-decompression through groove; 15-a sealing plug; 16-pressure relief through grooves; 17-positioning the slide bar; 18-a limiting sliding sleeve; 19-a return spring; 20-driving the support arm.
Detailed Description
As shown in the attached drawings: referring to fig. 1-3, in an embodiment of the present invention, a novel flow valve for gas delivery includes a valve body 1, connecting flanges 4 are symmetrically screwed on two sides of the valve body 1, and the lower part of the valve body 1 is connected with a pressure reducing mechanism at the middle position, the pressure reducing mechanism comprises a pressure reducing pipeline 2 connected at the middle position below the valve body 1, the bottom end of the pressure reducing pipeline 2 is connected with an exhaust funnel 3, and a sealing plug 15 is clamped at the inner side of the pressure reducing pipeline 2, a pressure reducing through groove 16 is embedded at the inner side of the sealing plug 15, the sealing plug 15 is made of NBR material, the pressure reducing through groove 16 is of a T-shaped structure, in the process of gas delivery, through the matched combination of the internal sealing plug 15 of the pressure reduction mechanism and the pressure reduction through groove 14, the situations of connection looseness and explosion damage of the flow valve caused by overlarge air pressure impact strength can be avoided, and the self-protection capability of the flow valve is further improved.
The inner side of the exhaust funnel 3 is symmetrically fixed with positioning slide bars 17, the outer side of the positioning slide bars 17 is sleeved with a return spring 19 at the bottom position, the outer side of the positioning slide bars 17 is sleeved with a limit sliding sleeve 18 at the top end of the return spring 19, the limit sliding sleeve 18 is connected with a sealing plug 15 through a transmission support arm 20, the inner diameters of the limit sliding sleeve 18 and the return spring 19 are matched with the outer diameter of the positioning slide bars 17, the limit sliding sleeve 18 is elastically clamped with the positioning slide bars 17 through the return spring 19, the number of the positioning slide bars 17 is not less than four, and the positioning slide bars 17 are uniformly and symmetrically arranged relative to the circle center of the exhaust funnel 3, when the pressure of the gas in the flow valve is suddenly increased, the pressurized gas is conveyed into the decompression through groove 14 through the circulation groove 13 and then flows into the decompression pipeline 2 to press the sealing plug 15 to press the decompression pipeline 2, and then the pressurization gas passes through the pressure release through groove 16 of T shape structure and discharges the external world, reduces the influence that abnormal pressure caused the flow valve, and synchronous elastic support to spacing sliding sleeve 18 through reset spring 19 can carry out elastic support reset work to sealing plug 15 under the transfer connection of transmission support arm 20, after pressure release finishes.
The upper part of the valve body 1 is provided with a mounting seat 5, the upper part of the mounting seat 5 is connected with a sealing cover plate 6 in a screwing way, the inner side of the mounting seat 5 is penetrated and clamped with a valve rod 9, the upper surface of the sealing cover plate 6 is marked with a scale mark 10, the front side of the valve rod 9 is fixed with a mark pointer 7, the top end of the valve rod 9 is fixed with a regular hexagonal screw seat 11, the valve rod 9 is clamped and connected with a rotary handle 8 through the regular hexagonal screw seat 11, the bottom end of the valve rod 9 is fixed with a valve ball 12, one side of the valve ball 12 is positioned at the middle position and is penetrated and provided with a circulation groove 13, the bottom end of the valve ball 12 is positioned at the middle position and is embedded with a decompression through groove 14, the inner side of the rotary handle 8 is provided with a regular hexagonal clamping groove matched with the regular hexagonal screw seat 11, the rotary handle 8 is clamped and fixed with the regular hexagonal screw seat 11 through the regular hexagonal clamping groove, the, in the flow rate of flow valve carries out the adjustment process, the staff cup joints rotatory handle 8 block on positive hexagonal screw seat 11, and then rotates rotatory handle 8, it rotates to drive valve rod 9, synchronous drive sign pointer 7 rotates, one-to-one through sign pointer 7 and scale sign 10, carry out accurate rotation to valve ball 12 and adjust, make runner 13 and flange 4 carry out accurate butt joint, and then the butt joint degree size through runner 13 and flange 4, the delivery rate to the gas is adjusted.
The working principle of the invention is as follows: in the adjusting process of the flow rate of the flow valve, a worker connects the rotary handle 8 with the socket joint on the regular hexagonal screw seat 11, and further rotates the rotary handle 8, drives the valve rod 9 to rotate, synchronously drives the identification pointer 7 to rotate, and adjusts the delivery rate of the gas through the one-to-one correspondence between the identification pointer 7 and the scale identification 10, and precisely rotates and adjusts the valve ball 12, so that the circulation groove 13 is precisely butted with the connecting flange 4, and further through the butt joint degree of the circulation groove 13 and the connecting flange 4, and further during the use process of the flow valve, when the pressure of the gas in the flow valve is suddenly increased, the pressurized gas is delivered into the decompression through groove 14 through the circulation groove 13, and then flows into the decompression pipeline 2, the sealing plug 15 is pressed out from the decompression pipeline 2, and then the pressurized gas is discharged outside through the decompression through the through groove 16 with a T-shaped structure, the influence of abnormal pressure on the flow valve is reduced, the synchronous elastic support of the limiting sliding sleeve 18 through the return spring 19 can perform elastic support reset operation on the sealing plug 15 after pressure release is finished under the transfer connection of the transmission support arm 20.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (6)
1. A novel flow valve for gas delivery comprises a valve body and is characterized in that connecting flanges are symmetrically screwed on two sides of the valve body, a pressure reduction mechanism is connected to the lower portion of the valve body at the middle position, an installation seat is arranged above the valve body, a sealing cover plate is screwed and connected to the upper portion of the installation seat, a valve rod penetrates through and is clamped to the inner side of the installation seat, a scale mark is marked on the upper surface of the sealing cover plate, a mark pointer is fixed to the front side of the valve rod, a regular hexagonal screw seat is fixed to the top end of the valve rod, the valve rod is connected with a rotary handle in a clamping mode through the regular hexagonal screw seat, a valve ball is fixed to the bottom end of the valve rod, a circulation groove penetrates through the position of one side of the valve ball at the middle position, and a pressure reduction through groove is formed in the position of the bottom end;
the pressure reducing mechanism comprises a pressure reducing pipeline connected to the middle position below the valve body, the bottom end of the pressure reducing pipeline is connected with an exhaust funnel, the inner side of the pressure reducing pipeline is clamped with a sealing plug, a pressure relief through groove is formed in the inner side of the sealing plug in an embedded mode, a positioning slide rod is symmetrically and fixedly arranged on the inner side of the exhaust funnel, a reset spring is sleeved on the outer side of the positioning slide rod at the bottom position, a limiting sliding sleeve is sleeved on the top end of the positioning slide rod at the reset spring, and the limiting sliding sleeve is connected with the sealing plug through a transmission support arm.
2. The novel flow valve for gas delivery according to claim 1, wherein the inner side of the rotating handle is provided with a regular hexagonal clamping groove matched with the regular hexagonal screw base, and the rotating handle is fixed with the regular hexagonal screw base through the regular hexagonal clamping groove in a clamping manner.
3. The novel flow valve for gas delivery according to claim 1, characterized in that the radian marks of the scale marks are 0-180 degrees, and the mark pointers and the scale marks are in one-to-one correspondence.
4. The novel flow valve for gas delivery according to claim 1, wherein the inner diameters of the limiting sliding sleeve and the return spring are both matched with the outer diameter of the positioning sliding rod, and the limiting sliding sleeve is elastically clamped with the positioning sliding rod through the return spring.
5. The novel flow valve for gas delivery according to claim 1, wherein the number of the positioning slide bars is not less than four, and the positioning slide bars are uniformly and symmetrically arranged relative to the center of the exhaust funnel.
6. The flow valve for gas delivery according to claim 1, wherein the sealing plug is made of NBR material, and the pressure release through groove is T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088801.XA CN112145738A (en) | 2020-10-13 | 2020-10-13 | Novel flow valve for gas delivery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088801.XA CN112145738A (en) | 2020-10-13 | 2020-10-13 | Novel flow valve for gas delivery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112145738A true CN112145738A (en) | 2020-12-29 |
Family
ID=73953187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011088801.XA Withdrawn CN112145738A (en) | 2020-10-13 | 2020-10-13 | Novel flow valve for gas delivery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112145738A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113269951A (en) * | 2021-05-19 | 2021-08-17 | 程琪 | Gas safety protection device with detection function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6726175B1 (en) * | 1999-11-02 | 2004-04-27 | Fisher & Paykel Appliances Limited | Gas valve |
| CN201599466U (en) * | 2009-09-29 | 2010-10-06 | 上海金布梯环保科技发展有限公司 | Biogas safety valve |
| CN201696653U (en) * | 2010-01-19 | 2011-01-05 | 浙江沃尔达铜业有限公司 | Flow control valve |
| CN207161767U (en) * | 2017-08-15 | 2018-03-30 | 日丰企业（佛山）有限公司 | Safety valves for gas |
| CN209115712U (en) * | 2018-09-04 | 2019-07-16 | 台州嘉亨阀门有限公司 | A kind of explosion-proof gas valve |
| CN210178941U (en) * | 2019-06-06 | 2020-03-24 | 四川万通输配设备有限公司 | Gas regulator suitable for low pressure gas pipe network |
| CN110985727A (en) * | 2019-12-31 | 2020-04-10 | 唐建 | Practical quick adjustment pipeline pressure valve |
| CN211039825U (en) * | 2019-11-19 | 2020-07-17 | 马红梅 | Decompression valve for water heater |
-
2020
- 2020-10-13 CN CN202011088801.XA patent/CN112145738A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6726175B1 (en) * | 1999-11-02 | 2004-04-27 | Fisher & Paykel Appliances Limited | Gas valve |
| CN201599466U (en) * | 2009-09-29 | 2010-10-06 | 上海金布梯环保科技发展有限公司 | Biogas safety valve |
| CN201696653U (en) * | 2010-01-19 | 2011-01-05 | 浙江沃尔达铜业有限公司 | Flow control valve |
| CN207161767U (en) * | 2017-08-15 | 2018-03-30 | 日丰企业（佛山）有限公司 | Safety valves for gas |
| CN209115712U (en) * | 2018-09-04 | 2019-07-16 | 台州嘉亨阀门有限公司 | A kind of explosion-proof gas valve |
| CN210178941U (en) * | 2019-06-06 | 2020-03-24 | 四川万通输配设备有限公司 | Gas regulator suitable for low pressure gas pipe network |
| CN211039825U (en) * | 2019-11-19 | 2020-07-17 | 马红梅 | Decompression valve for water heater |
| CN110985727A (en) * | 2019-12-31 | 2020-04-10 | 唐建 | Practical quick adjustment pipeline pressure valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113269951A (en) * | 2021-05-19 | 2021-08-17 | 程琪 | Gas safety protection device with detection function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201229 |
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| WW01 | Invention patent application withdrawn after publication |