CN202660007U - Automatic fuel gas security ball valve - Google Patents
Automatic fuel gas security ball valve Download PDFInfo
- Publication number
- CN202660007U CN202660007U CN 201220345114 CN201220345114U CN202660007U CN 202660007 U CN202660007 U CN 202660007U CN 201220345114 CN201220345114 CN 201220345114 CN 201220345114 U CN201220345114 U CN 201220345114U CN 202660007 U CN202660007 U CN 202660007U
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- China
- Prior art keywords
- valve
- automatic
- main valve
- valve housing
- fuel gas
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an automatic fuel gas security ball valve consisting of a main valve sleeve combination body, a ball body combination body and a thread interface combination body; a gas valve frame, a control spring and an automatic valve plate are embedded in the ball body and are limited by shaft snap springs; the automatic valve plate axially moves after a starting pushbutton is pressed down, so that a gas source is conducted; the automatic valve plate and the inner cavity of the ball body form an annular gas channel, and a quantitative flow meter is formed so as to realize quantitative control; and the ball valve can be immediately switched off once the fuel gas leaks. The automatic fuel gas security ball valve disclosed by the utility model can be used for accurately regulating and controlling the fuel gas distribution quantity without being limited by the types of a gas appliance, and the automatic fuel gas security ball valve is extensively applied in fuel gas transport and distribution systems to prevent the leakage of the fuel gas.
Description
Technical field
The utility model relates to a kind of gas combustion apparatus, relates in particular to a kind of automatic protecting ball valve that can preventing gas leakage.
Background technique
Chinese utility model patent ZL00234322.3 discloses a kind of gas Safety valve, and its structure is by outlet nozzle, front valve pocket that can be movable, main valve housing, return spring, air valve frame, automatically valve plate, rear valve pocket, be in series with gas hose.But, this designs, and the movable outlet nozzle frequency of utilization of energy is too high can to produce artificial seepage, and tie point too much also has the possibility of leaked fuel gas, especially the annular gas passage of valve pocket inner chamber and automatic valve plate, limited the control range adjustment, the coupling that is confined to a certain Gas appliance is used.
Summary of the invention
Purpose of the present invention is to eliminate hidden danger that existing gas Safety valve exists and defective that can not adaptive different burning appliances, and a kind of new automatic protecting gas fuel ball valve is provided.This security personnel's ball valve has not only reduced tie point, also automatic protecting ball valve and ordinary ball valve is connected as a single entity, and has got rid of the hidden danger of too much leaking combustion gas because of tie point, and can control more accurately air demand, can adapt to various burning appliances.Need not again to adjust according to the rated flow of burning appliance, enlarged medium, working condition and application controls scope.
The technological scheme that its technical problem that solves the utility model adopts is as follows.
A kind of automatic protecting gas fuel ball valve comprises main valve housing, valve rod and spheroid, it is characterized in that, this automatic protecting ball valve is comprised of main valve housing assemblying body 1, spheroid assemblying body 2 and threaded coupling assemblying body 3;
Described main valve housing assemblying body 1 comprises main valve housing 1-01, gas outlet one end of main valve housing 1-01 is provided with convex platform 1-17 and lower convex platform 1-18, be provided with in the convex platform 1-17 and start contact 1-04 and starting bar 1-05, start adhering junction between contact and the starting bar, the periphery of starting bar 1-05, the step place in convex platform 1-17 are disposed with O-ring seals 1-06, sealing plain cushion 1-07 and return spring 1-08, the top of starting bar 1-05 is provided with start button 1-09, is screwed together between starting bar 1-05 and the start button 1-09; The end of return spring 1-08 acts on the sealing plain cushion 1-07, and the other end acts on the start button 1-09; The bottom of lower convex platform 1-18 is female thread structure, and its bottom is provided with shutoff screw 1-02, is provided with rubber above the shutoff screw 1-02 and starts excellent 1-03, by shutoff screw 1-02 rubber is started excellent 1-03 press seal; Rubber starts excellent 1-03 and starts contact 1-04 apart from extremely near; The top of main valve housing 1-01 is provided with switch hole, be ledge structure in the switch hole, be provided with valve rod 1-13 in the switch hole, the periphery of valve rod 1-13, the step place is provided with seal ring 1-15 in switch hole, be provided with cored screw 1-14 above the seal ring 1-15, be provided with switch knob 1-12 on the half the circumference of the sleeve where it joins the shoulder of valve rod 1-13, be provided with nut 1-11 above the switch knob 1-12, by nut 1-11 clamping switch handle 1-12; The following of main valve housing 1-01 switch hole is the main valve housing inner chamber, and gas outlet one end of main valve housing inner chamber is provided with groove, is provided with sealing gasket A1-16 in this groove;
Described spheroid assemblying body 2 comprises spheroid 2-01, spheroid 2-01 is hollow structure, the intermediate position is provided with air valve frame 2-02, the inboard of air valve frame 2-02 is provided with automatic valve plate 2-03, automatically the central vertical position of valve plate 2-03 is provided with guide rod, be provided with control spring 2-04 on the guide rod, guide rod passes the mesopore of air valve frame 2-02 and uses axle jump ring 2-05 spacing; Control spring 2-04 one end acts on the air valve frame, and its other end acts on the automatic valve plate 2-03;
Described threaded coupling assemblying body 3 comprises threaded coupling 3-01, and fuel gas inlet one end of threaded coupling 3-01 and main valve housing 1-01 is for being screwed together, and its joint is provided with groove, is provided with sealing gasket B3-03 in the groove.
The position that is screwed together of the fuel gas inlet of described threaded coupling 3-01 and main valve housing 1-01 also is provided with Air Filter 3-02.
Described start button 1-09 outer surface is provided with a groove, is provided with cue mark 1-10 in this groove.
Described seal ring 1-15 and sealing gasket A1-16, sealing gasket B3-03 are teflin ring 1-15 and polytetrafluoroethylene sealing gasket A1-16, polytetrafluoroethylene sealing gasket B3-03.
The effect that the utility model is useful is that quantitative flowmeter and the ordinary ball valve that will have automatic cut-off function are combined into one, and make ordinary ball valve have the automatic cut-off function of pre-leakage-preventing combustion gas.Get rid of on the one hand the single split-type structural of original automatic protecting gas fuel valve and the hidden danger of crossing the multiconnection point leaked fuel gas, reduced again the cost that automatic protecting gas fuel valve and ordinary ball valve split are made.On the other hand, adopt the working principle of rotameter, accurately regulate and control the adaptive amount of combustion gas, raising automatically shuts down performance, not limited by the burning appliance kind, more is widely used in the gas transmission and distribution system, reaches the purpose of preventing gas leakage.
Description of drawings
Fig. 1 is the structural representation of the utility model automatic protecting gas fuel ball valve;
Fig. 2 is the structural representation of the utility model main valve housing assemblying body;
Fig. 3 is the structural representation of the utility model spheroid assemblying body;
Fig. 4 is the structural representation of the utility model threaded coupling assemblying body.
The utility model reference character is as follows:
1---main valve housing assemblying body 2---spheroid assemblying body
3---the threaded coupling assemblying body
1-01---main valve housing 1-02---shutoff screw
1-03---rubber starts excellent 1-04---starts contact
1-05---starting bar 1-06---O-ring seals
1-07---sealing plain cushion 1-08---return spring
1-09---start button 1-10---cue mark
1-11---nut 1-12---switch knob
1-13---valve rod 1-14---cored screw
1-15---seal ring 1-16---sealing gasket A
1-17---convex platform 1-18---lower convex platform
2-01---spheroid 2-02---air valve frame
2-03---automatic valve plate 2-04---control spring
2-05---axle jump ring
3-01---threaded coupling 3-02---Air Filter
3-03---sealing gasket B
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The utility model adopts conventional material and conventional preparation process to make.
The utility model is integrated outlet nozzle and the main valve housing of prior art, cancels front valve pocket, main valve housing and threaded coupling are directly screwed togather.Referring to Fig. 1, the utility model is comprised of three parts, is respectively main valve housing assemblying body 1, spheroid assemblying body 2 and threaded coupling assemblying body 3, is fitted to a complete automatic protecting gas fuel ball valve.
Referring to Fig. 2, gas outlet one end of main valve housing 1-01 is respectively arranged with convex platform 1-17 and lower convex platform 1-18, the equipped starting bar 1-05 bonding with starting contact 1-04 in the convex platform 1-17, the other end suit O-ring seals 1-06, sealing plain cushion 1-07 and the return spring 1-08 of starting bar 1-05.After starting bar 1-05 and start button 1-09 screwed togather, return spring 1-08 one end acted on 1-07 on the sealing plain cushion, and the other end acts on the start button 1-09.Be provided with a groove above the start button 1-09, attach cue mark 1-10 in the groove, start the automatic protecting ball valve with indication.Passing rubber in the lower convex platform 1-18 screw starts excellent 1-03 and uses shutoff screw 1-02 press seal.Main valve housing 1-01 top is provided with switch hole, passes valve rod 1-13 in the switch hole, seals with cored screw 1-14 compression behind the upper suit of the valve rod 1-13 teflin ring 1-15.Switch knob 1-12 is sleeved on the half the circumference of the sleeve where it joins the shoulder of valve rod 1-13, compresses with nut 1-11.Again polytetrafluoroethylene sealing gasket A1-16 is embedded in the groove of main valve housing 1-01 inner chamber, be combined into a main valve housing assemblying body 1.
Referring to Fig. 3, spheroid 2-01 is hollow structure, and the intermediate position is provided with air valve frame 2-02, and the inboard of air valve frame 2-02 is provided with automatic valve plate 2-03, and the central vertical position of valve plate 2-03 is provided with guide rod automatically; Automatically pass the mesopore of air valve frame 2-02 on the guide rod of valve plate 2-03 behind the suit control spring 2-04,2-05 is spacing with the axle jump ring; Control spring 2-04 one end acts on the air valve frame 2-02, and the other end acts on the automatic valve plate 2-03, consists of a little assembly of self-acting valve.The little assembly of self-acting valve is embedded in the vent of spheroid 2-01, and the vent of the mesopore of valve plate 2-03 and spheroid 2-01 forms an annular gas passage automatically, is combined into a spheroid automatic control combination body.
Referring to Fig. 4, fuel gas inlet one end of threaded coupling 3-01 and main valve housing 1-01 embeds Air Filter 3-02, polytetrafluoroethylene sealing gasket B3-03 successively for being screwed together in the groove of outside thread one end, be combined into the threaded coupling assemblying body.
The inner chamber and the threaded coupling that the half the circumference of the sleeve where it joins the shoulder of the groove alignment valve rod 1-13 of spheroid assemblying body 2 are embedded main valve body 1-01 screw togather compression, are combined into a complete automatic protecting gas fuel ball valve with automatic cut-off function.
Claims (4)
1. an automatic protecting gas fuel ball valve comprises main valve housing, valve rod and spheroid, it is characterized in that, this automatic protecting ball valve is comprised of main valve housing assemblying body (1), spheroid assemblying body (2) and threaded coupling assemblying body (3);
Described main valve housing assemblying body (1) comprises main valve housing (1-01), gas outlet one end of main valve housing (1-01) is provided with convex platform (1-17) and lower convex platform (1-18), be provided with in the convex platform (1-17) and start contact (1-04) and starting bar (1-05), start adhering junction between contact and the starting bar, the periphery of starting bar (1-05), step place in convex platform (1-17) is disposed with O-ring seals (1-06), sealing plain cushion (1-07) and return spring (1-08), the top of starting bar (1-05) is provided with start button (1-09), is screwed together between starting bar (1-05) and the start button (1-09); One end of return spring (1-08) acts on the sealing plain cushion (1-07), and the other end acts on the start button (1-09); The bottom of lower convex platform (1-18) is female thread structure, and its bottom is provided with shutoff screw (1-02), is provided with rubber above the shutoff screw (1-02) and starts rod (1-03), by shutoff screw (1-02) rubber is started rod (1-03) press seal; Rubber starts rod (1-03) and starts contact (1-04) apart from extremely near; The top of main valve housing (1-01) is provided with switch hole, be ledge structure in the switch hole, be provided with valve rod (1-13) in the switch hole, the periphery of valve rod (1-13), the step place is provided with seal ring (1-15) in switch hole, be provided with cored screw (1-14) above the seal ring (1-15), be provided with switch knob (1-12) on the half the circumference of the sleeve where it joins the shoulder of valve rod (1-13), be provided with nut (1-11) above the switch knob (1-12), by nut (1-11) clamping switch handle (1-12); The following of main valve housing (1-01) switch hole is the main valve housing inner chamber, and gas outlet one end of main valve housing inner chamber is provided with groove, is provided with sealing gasket A(1-16 in this groove);
Described spheroid assemblying body (2) comprises spheroid (2-01), spheroid (2-01) is hollow structure, the intermediate position is provided with air valve frame (2-02), the inboard of air valve frame (2-02) is provided with automatic valve plate (2-03), automatically the central vertical position of valve plate (2-03) is provided with guide rod, be provided with control spring (2-04) on the guide rod, guide rod passes the mesopore of air valve frame (2-02) and uses axle jump ring (2-05) spacing; Control spring (2-04) end acts on the air valve frame, and its other end acts on the automatic valve plate (2-03);
Described threaded coupling assemblying body (3) comprises threaded coupling (3-01), and fuel gas inlet one end of threaded coupling (3-01) and main valve housing (1-01) is for being screwed together, and its joint is provided with groove, is provided with sealing gasket B(3-03 in the groove).
2. according to claim 1 automatic protecting gas fuel ball valve is characterized in that, described threaded coupling (3-01) also is provided with Air Filter (3-02) with the position that is screwed together of the fuel gas inlet of main valve housing (1-01).
3. according to claim 1 automatic protecting gas fuel ball valve is characterized in that described start button (1-09) outer surface is provided with a groove, is provided with cue mark (1-10) in this groove.
4. according to claim 1 automatic protecting gas fuel ball valve, it is characterized in that described seal ring (1-15) and sealing gasket A(1-16), sealing gasket B(3-03) be teflin ring (1-15) and polytetrafluoroethylene sealing gasket A(1-16), polytetrafluoroethylene sealing gasket B(3-03).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220345114 CN202660007U (en) | 2012-07-17 | 2012-07-17 | Automatic fuel gas security ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220345114 CN202660007U (en) | 2012-07-17 | 2012-07-17 | Automatic fuel gas security ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202660007U true CN202660007U (en) | 2013-01-09 |
Family
ID=47454916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220345114 Expired - Fee Related CN202660007U (en) | 2012-07-17 | 2012-07-17 | Automatic fuel gas security ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202660007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256415A (en) * | 2013-05-17 | 2013-08-21 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
| CN109027381A (en) * | 2018-09-17 | 2018-12-18 | 江苏盐高阀门制造有限公司 | A kind of signals security valve |
-
2012
- 2012-07-17 CN CN 201220345114 patent/CN202660007U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256415A (en) * | 2013-05-17 | 2013-08-21 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
| CN103256415B (en) * | 2013-05-17 | 2015-04-01 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
| CN109027381A (en) * | 2018-09-17 | 2018-12-18 | 江苏盐高阀门制造有限公司 | A kind of signals security valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130109 Termination date: 20180717 |