CN101059251A

CN101059251A - Mechanical type combustion gas automatic controller

Info

Publication number: CN101059251A
Application number: CN 200610043616
Authority: CN
Inventors: 陈伟明
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-17
Filing date: 2006-04-17
Publication date: 2007-10-24

Abstract

The present invention discloses a mechanical gas automatic control device, it consists of shell, gas valve and timer, the switch pull lever of gas valve is controlled by timer wheel pushes lever and push bar drives shifting fork, the switch lever on the lever controls the switch of contact switch to reach the purpose of alarm, the invention has characteristics of using mechanical structure, simple structure, automatic alarming, easy operation, low cost and suitable for household use.

Description

A kind of mechanical type combustion gas automatic controller

One, technical field

The invention belongs to combustion gas control technology field, especially relate to a kind of mechanical type combustion gas automatic controller.

Two, background technology

Controller for gas has a variety of at present, generally be to adopt electronic type, by the electronic control circuit timing, the switch of control magnetic valve reaches the control purpose, this electronic installation control accuracy is than higher, complex structure, set also more complicated of control operation, though can well control the switch of combustion gas, electronic installation one is to be easy to generate spark, the 2nd, complicated operation, be not suitable for the old man and use, having occurred a kind of machinery at present is control device, its structure structure more complicated, cost is higher, is not suitable for family and uses.

Three, summary of the invention

The objective of the invention is to improve the deficiency of prior art and provide a kind of adopt frame for movement, simple in structure, automatic warning, processing ease, cost low, be fit to the mechanical type combustion gas automatic controller that family uses.

The object of the present invention is achieved like this, a kind of mechanical type combustion gas automatic controller, be by housing, gas valve and timer are formed, the switch lever that is characterized in gas valve is provided with projection, the opening fork fork of shift fork is below projection, declutch shift shaft is fixed on the housing, the shift fork other end is provided with the breach groove, one end of push rod is positioned in the groove, the other end of push rod is fixed on the lever, and an end axle of lever is fixed on the housing, and the middle part of lever is provided with the timing bar, the lower end of timing bar extend in the opening of timing controlled wheel, and the timing controlled wheel is fixed on the timing wheel shaft of timer.

In order further to realize purpose of the present invention, can be to be provided with projection in the opening outer of timing controlled wheel, the opposite side of timing bar is provided with switch lever on the lever, the following arm contact of switch lever and touch switch, touch switch connects power supply and alarm.

In order further to realize purpose of the present invention, can be that described gas valve is that valve body is provided with air inlet and gas outlet, be provided with switch lever moving up and down in the valve body, the lower end of switch lever is fixed with sealing gasket, be with spring on the switch lever, end in contact under an end of spring and the switch lever, the other end contacts with valve interior wall, sealing gasket can be lived the gas outlet at the pressure lower seal of spring, is provided with sealing ring between switch lever and valve body.

In order further to realize purpose of the present invention, can also be to be provided with locating slot in the upper end of switch lever, the backstay that is fixed on the housing extend into location in the locating slot.

Compared with the prior art the present invention has following distinguishing feature and good effect: the present invention adopts at the rod-pulling type gas valve, the rotation of the timing wheel by timer, drive moving of control lever, shift fork, thereby reach the switching purposes of control gas valve, adopt the Purely mechanical mode to control, only need rotary timer, can control gas valve, identical with the operation of general gas valve, easy to operate, simple in structure, be fit to family and use; The opening outer of timing controlled wheel is provided with projection, the opposite side of timing bar is provided with switch lever on the lever, the following arm contact of switch lever and touch switch, touch switch connects power supply and alarm, can control the switch of contact-making switch like this by switch lever, regularly be about to then, connecting alarm and report to the police, reminds people is carried out next step operation.

Four, description of drawings

Below in conjunction with drawings and Examples the present invention is described in further detail.

Fig. 1 is a kind of structural representation of the present invention.

Fig. 2 is the structural representation of shift fork of the present invention.

Fig. 3 is the present invention's timing shaft portion structural representation.

Fig. 4 is an another kind of structural representation of the present invention.

Fig. 5 is a timing connecting rod warning part-structure schematic diagram of the present invention.

Fig. 6 connecting rod schematic diagram of partly working of reporting to the police regularly during for non-warnings of the present invention.

The connecting rod part schematic diagram of working of reporting to the police regularly when Fig. 7 reports to the police for the present invention.

Five, specific embodiments

Embodiment 1, a kind of mechanical type combustion gas automatic controller, with reference to Fig. 1, Fig. 2, Fig. 3, be in housing 1, to be fixed with gas valve 2 and timer 3, the switch lever 4 of gas valve 2 is provided with projection 5, the opening fork fork of shift fork 6 is below

projection

5,6 of shift forks are fixed on the housing 1, shift fork 6 other ends are provided with breach groove 7, one end of push rod 8 is positioned in the groove 7, the other end of push rod 8 be fixed on lever 9 on, one end axle of lever 9 is fixed on the housing 1, the middle part of lever 9 is provided with timing bar 10, the lower end of timing bar 10 extend in the opening 12 of timing controlled wheel 11, timing controlled wheel 11 is fixed on the timing wheel shaft of timer 3, gas valve 2 is that valve body 16 is provided with air inlet 20 and gas outlet 21, be provided with switch lever 4 moving up and down in the valve body 16, the lower end of switch lever 4 is fixed with sealing gasket 18, be with spring 19 on the

switch lever

4,4 times end in contact of one end of spring 19 and switch lever, the other end contacts with valve body 16 inwalls, and sealing gasket 18 can be lived gas outlet 21 at the pressure lower seal of spring 19,16 of switch lever 4 and valve bodies are provided with sealing ring 22, and this constitutes a kind of structure of the present invention.

Embodiment 2, a kind of mechanical type combustion gas automatic controller, with reference to Fig. 4, Fig. 5, be on the basis of embodiment 1, opening 12 outers at timing controlled wheel 11 are provided with projection 13, the opposite side of timing bar 10 is provided with switch lever 14 on the lever 9, the following arm contact of switch lever 14 and touch switch 15, touch switch 15 connects power supply and alarm, be provided with locating slot 23 in the upper end of switch lever 4, be fixed on backstay 17 on the housing 1 and extend into location in the locating slot 23, other and embodiment 1 are identical.

Use when of the present invention, this device is installed in the fuel gas pipeline, with reference to Fig. 5, Fig. 6, Fig. 7, rotary timer 3 knobs regularly, be fixed on timing controlled wheel 11 rotation simultaneously on the timing wheel shaft of timer 3, the timing bar 10 that extend in the opening 11 is taken turns 11 outers by jack-up to timing controlled, because in time bar 10 is fixed together with lever 9, one end axle of lever 9 is fixed, so the other end of lever 9 is lifted, drive push rod 8 reaches, thereby push an end of shift fork 6, the other end of shift fork 6 drives protruding 5 Drawing switch pull bars 4 and moves up, open gas valve 2, timer 3 because opening 12 outers of timing controlled wheel 11 are provided with projection 13, is raised timing bar 10 again when regularly closing to an end, simultaneously switch lever 14 is also raised, two switch arms of touch switch 15 are connected, and the power supply of having connected alarm begins to report to the police, and this moment, manually rotary timer 3 was closed switch, also can regardless of, after arrival, opening 12 forwards timing bar 10 belows to Deng timing, and timing bar 10 enters in the opening 12, timing bar 10 no longer lifts lever 9, push rod 8, switch lever 4 is return under the effect of spring 19, seals up gas outlet 21, cuts off fuel gas path.

Claims

1, a kind of mechanical type combustion gas automatic controller, be by housing (1), gas valve (2) and timer (3) are formed, the switch lever (4) that it is characterized in that gas valve (2) is provided with projection (5), the opening fork fork of shift fork (6) is in projection (5) below, shift fork (6) axle is fixed on the housing (1), shift fork (6) other end is provided with breach groove (7), one end of push rod (8) is positioned in the groove (7), the other end of push rod (8) is fixed on the lever (9), one end axle of lever (9) is fixed on the housing (1), the middle part of lever (9) is provided with timing bar (10), the lower end of timing bar (10) extend in the opening (12) of timing controlled wheel (11), and timing controlled wheel (11) is fixed on the timing wheel shaft of timer (3).

2, a kind of mechanical type combustion gas automatic controller according to claim 1, it is characterized in that being provided with projection (13) in opening (12) outer of timing controlled wheel (11), the opposite side that lever (9) is gone up timing bar (10) is provided with switch lever (14), the following arm contact of switch lever (14) and touch switch (15), touch switch (15) connects power supply and alarm.

3, a kind of mechanical type combustion gas automatic controller according to claim 1, it is characterized in that described gas valve (2) is that valve body (16) is provided with air inlet (20) and gas outlet (21), be provided with switch lever moving up and down (4) in the valve body (16), the lower end of switch lever (4) is fixed with sealing gasket (18), be with spring (19) on the switch lever (4), one end of spring (19) and switch lever (4) be end in contact down, the other end contacts with valve body (16) inwall, sealing gasket (18) can be lived gas outlet (21) at the pressure lower seal of spring (19), is provided with sealing ring (22) between switch lever (4) and valve body (16).

4, a kind of mechanical type combustion gas automatic controller according to claim 1 and 2 is characterized in that being provided with locating slot (23) in the upper end of switch lever (4), and the backstay (17) that is fixed on the housing (1) extend into location in the locating slot (23).