CN201149297Y - Intelligent gas cutting-off protector - Google Patents
Intelligent gas cutting-off protector Download PDFInfo
- Publication number
- CN201149297Y CN201149297Y CNU2007200166252U CN200720016625U CN201149297Y CN 201149297 Y CN201149297 Y CN 201149297Y CN U2007200166252 U CNU2007200166252 U CN U2007200166252U CN 200720016625 U CN200720016625 U CN 200720016625U CN 201149297 Y CN201149297 Y CN 201149297Y
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- CN
- China
- Prior art keywords
- cutter
- controller
- gear
- clutch
- gas
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- Expired - Fee Related
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Abstract
The utility model provides an intelligent gas cutoff protector which mainly has the technical characteristics that a cutter is connected with a controller via cables, a gas detector is connected with the controller via the cables, and a follow-up mechanism of a gas appliance is connected with the cutter via the cables. The intelligent gas cutoff protector has the advantages of novel structure, simple process, convenient operation, safety and reliability, and can effectively eliminate and avoid potential accidents and meet the needs of human residences.
Description
Technical field:
The utility model relates to a kind of fuel gas shutoff protective device, particularly a kind of intelligent fuel gas tripping protection device.
Technical background:
Present all kinds of fuel gas has been indispensable important component part in people's life, and it has brought a lot of convenience for people's life.Yet the use of combustion gas has brought some accident potential also for people's life.When a lot of users use gas kitchen ranges, often ignore or forget closing of pipeline main valve, fuel gas is with in sebific duct is pressed and be detained, the result by hose aging, come off, be full of cracks, burning things which may cause a fire disaster take place often from accidents such as the caused poisoning of gas leakage that reason produces, fire, blast such as putting out and the kitchen range valve is out of control, causes tremendous loss for people's lives and properties.How using combustion gas safely, eliminate and avoid the generation of these accident potential, is urgent problem in the combustion gas use, also is the eager significant problem of paying close attention to of governments at all levels and numerous citizen.
And existing domestic gas safety apparatus, as: duct end valve, fuel gas alarm, voltage-controlled self-closing valve etc. all can not prevent the generation of this type of accident all sidedly, effectively.The duct end valve only plays simple on-off action, does not have the function of automatic cut-out.Fuel gas alarm only plays simple prompting warning effect, does not also have the function of automatic cut-out source of the gas.Part adopts pressure reduction principle self-closing valve, and is insensitive to the reaction of leakage slowly of low discharge.So these products all can not fundamentally solve combustion gas preferably and reveal the various accidents that caused.
Summary of the invention:
The objective of the invention is the deficiency that exists in the above-mentioned technology, a kind of intelligent fuel gas tripping protection device is provided.Can effectively eliminate and avoid the generation of accident potential, fundamentally eliminate and avoid various accident potential in the combustion gas use, be the important leverage that people use combustion gas safely.
The purpose of this utility model is achieved in that it comprises cutter, controller, combustion gas detector, kitchen range hunting gear, it is characterized in that, cutter connects controller by cable, and the combustion gas detector connects controller by cable, and the kitchen range hunting gear connects cutter by cable.
The utility model has the advantages that, novel structure, technology is simple, can effectively eliminate and avoid the generation of accident potential.It is required, safe and reliable, easy and simple to handle to possess human settlements.
Description of drawings:
Fig. 1 is a structure chart of the present utility model
Fig. 2 is a controller circuit structure block diagram of the present utility model
Fig. 3 is a cutter structure chart of the present utility model
The specific embodiment:
Below in conjunction with accompanying drawing present embodiment is described further:
As shown in Figure 1, cutter (1) is connected to controller (2) by cable, and combustion gas detector (3) is connected to controller (2) by cable, and kitchen range hunting gear (4) is connected to cutter (1) by cable.
As shown in Figure 2, time showing X, time are provided with S and open K, close the g circuit and link to each other with single-chip microcomputer D, single-chip microcomputer D links to each other with sound and light alarm B, interface circuit J, interface circuit J links to each other with motor M by commutating circuit H, kitchen range state-detection C one end links to each other with interface circuit J, the other end links to each other with sound and light alarm B, and combustion gas acquisition sensor T one end links to each other with audible-visual annunciator B, and the other end links to each other with single-chip microcomputer D by interface circuit J.
As shown in Figure 3, shell (10) is installed on the valve (5) by securing member, clutch (8) is installed on the shell (10) with clutch knob (9), motor (7) is installed on the clutch (8) by securing member, make clutch (8) and motor (7) connect into an integral body, decelerator (6) is installed on the shell (10), and the gear of decelerator (6) power intake is meshed with gear on the motor, sector gear (11) and valve knob (13) are installed on the rotating shaft of valve (5), and sector gear (11) is meshed with the gear of decelerator (6) clutch end, limit switch (12) is installed on the shell (10) by circuit board, and contacts with sector gear (11) in position.Both forward and reverse directions rotary clutch knob (9) can make clutch (8) and motor (7) do the rectilinear motion of both direction simultaneously, thereby produces the duty of separate or merge.
The utility model operation principle:
1, timing mode: the functional select switch in the controller (2) is allocated to timing position, open Range switch (under the situation that kitchen range hunting gears (4) are installed) or press and open key (under the situation that kitchen range hunting gear (4) are not installed) on the controller (2), controller (2) all will send to cutter (1) and go code, cutter (1) is carried out making operation, connect source of the gas, system enters the timing working state.Single-chip microcomputer acquiescence timing in the controller (2) is 20 minutes, and on the LCD on the controller (2) the Displaying timer time, the user can be provided with button by the time on the controller (2) and set needed service time arbitrarily, when distance regularly finishes to also have 3 minutes, send cue by single-chip microcomputer, whether the prompting user extends working time.As need time expands, can button be set by the time and reset the time.When regularly finishing, the single-chip microcomputer in the controller (2) sends out code, after cutter (1) receives instruction, carries out shutoff operation, cuts off source of the gas.At this moment, under the situation that kitchen range hunting gears (4) are installed, whether controller (2) also will detect Range switch and close, if Range switch is not closed, controller (2) will send sound and light alarm continuously, remind the user in time to close Range switch, treat that Range switch is closed after, sound and light alarm automatically terminates.Under definition status, if the user need shift to an earlier date the stop timing duty, can press the X button on the controller (2), cutter is carried out shutoff operation at once, cuts off source of the gas.
2, with flowing mode: under the servo-actuated duty (the essential kitchen range hunting gears (4) of installing), functional select switch in the controller (2) is allocated to following position, open Range switch, controller (2) sends to cutter (1) and goes code, after cutter (1) receives instruction, carry out making operation, connect source of the gas, system enters the servo-actuated duty.Working time arbitrarily determined by the user, and when user's power cut-off and when closing Range switch, controller (2) sends out code, after cutter (1) receives instruction, carries out shutoff operation, cuts off source of the gas.
In above-mentioned two kinds of working methods, if combustion gas detector (3) has detected gas leakage, will be to controller (2) output signal, controller (2) sends out code immediately, thereby makes cutter (1) carry out the operation of closing source of the gas.The concrete manifestation feature is: in working order, combustion gas detector (3) has detected gas leakage, and cutter (1) carries out the operation of cutting out source of the gas, cuts off source of the gas, and sends sound and light alarm, and the prompting user fixes a breakdown as early as possible.In off working state, combustion gas detector (3) has detected gas leakage, will send sound and light alarm, and the prompting user fixes a breakdown as early as possible.This moment, system was locked in closed condition with cutter (1), and any operation all can't be connected source of the gas, got rid of until fault, can unlock.
The utlity model has following function:
1. timing function: the functional select switch in the controller is allocated to timing position, open Range switch (under the situation that the kitchen range hunting gear is installed) or press and open key (under the situation that the kitchen range hunting gear is not installed) on the controller, controller will send to cutter and go code, cutter is carried out and is connected the source of the gas operation, and system enters the timing working state.Single-chip microcomputer acquiescence timing in the controller is 20 minutes, and on the LCD on the controller Displaying timer time, the user can be provided with button by the time on the controller and set needed service time, timing range 1 minute to 9 hours 59 minutes arbitrarily.When regularly finishing, the single-chip microcomputer in the controller sends out code, and cutter is carried out shutoff operation, cuts off source of the gas.
The characteristics of this function are: connect source of the gas and controlled by the key of opening of opening Range switch or press on the controller, when close the timing that source of the gas is set by the user and decide.
2. lag function (the kitchen range hunting gear must be installed): the functional select switch in the controller is allocated to following position, open Range switch, controller sends to cutter and goes code, and cutter is carried out making operation, connect source of the gas, system enters the servo-actuated duty.Working time arbitrarily determined by the user, and when user's power cut-off and when closing Range switch, controller sends out code, and cutter is carried out shutoff operation, cuts off source of the gas.
The characteristics of this function are: connect source of the gas or close source of the gas and all controlled by Range switch, the hunting gear that is about to native system is associated with the domestic electronic gas stove switch, and cutter is moved with Range switch, and that realizes Range switch and cutter promptly opens i.e. pass.
3. combustion gas detector and cutter interlock function: when native system is equipped with the combustion gas detector, when the combustion gas detector detects the indoor gas leakage that has, concentration is LNG0.06%～1.25%, LPa 0.06%～0.15% o'clock, the combustion gas detector sends shutdown signal by controller to cutter, if this moment, system was at the timing working state, cutter will be carried out shutoff operation, close source of the gas.Whether simultaneity factor will detect Range switch and close, if do not close, system sends the acousto-optic hint signal, and the prompting user closes Range switch.If this moment, system was in the servo-actuated duty, cutter will be carried out shutoff operation, close source of the gas.If system is not in working order at this moment, cutter will be locked in the closed position, and any operation of attempting to connect source of the gas all can't be connected source of the gas.Get rid of until fault, can unlock.
4. positive closing function: under definition status, any time user wants to end current work, can press the close key on the controller, and cutter is carried out at once and cut off the source of the gas operation, cuts off source of the gas.
5. manual operation function: be a kind of operation of using under special circumstances, find that as the user LCD of controller shows the battery electric quantity deficiency, when being difficult to support the native system operate as normal or adopting Alternating Current Power Supply to have a power failure, can take manual operation.Earlier cutter right side clutch knob is threaded to and leaves the position, positive and negative again both direction rotates the valve knob of cutter top, can realize the connection or the shutoff operation of cutter.Guarantee the normal use under no electric situation.When electricity is arranged, need cutter right side clutch knob is threaded to closed position, system could operate as normal.
6. timed cue function: under definition status, when distance regularly finishes to also have 3 minutes, send cue by single-chip microcomputer, whether the prompting user extends working time.As need time expands, can button be set by the time and reset the time, otherwise setting-up time finishes, cutter will cut off source of the gas automatically.
7. Range switch status detection function: under the timing working state, automatically close when timing finishes cutter, and Range switch is not when closing as yet, controller will send acousto-optic hint, the prompting user closes Range switch, and Range switch is closed the back acousto-optic hint and removed at once.
8. power supply auto-conversion function: under the situation that does not dispose the combustion gas detector, native system needs battery-powered, can support more than native system work half a year, configuration combustion gas detector and with after system is connected, system automatically commentaries on classics by ac power supply.
Claims (3)
1, a kind of intelligent fuel gas tripping protection device; it comprises cutter, controller, combustion gas detector, kitchen range hunting gear, it is characterized in that cutter connects controller by cable; the combustion gas detector connects controller by cable, and the kitchen range hunting gear connects cutter by cable.
2; intelligent fuel gas tripping protection device according to claim 1; it is characterized in that; the shell of cutter is installed on the valve by securing member; clutch and clutch knob are installed on the shell; motor is installed on the clutch by securing member; clutch and motor connect into an integral body; decelerator is installed on the shell; the gear of decelerator power intake is meshed with gear on the motor; sector gear and valve knob are installed on the rotating shaft of valve; sector gear is meshed with the gear of decelerator clutch end, and limit switch is installed on the shell by circuit board, and contacts with sector gear in position.
3. intelligent fuel gas tripping protection device according to claim 1; it is characterized in that; the concrete structure of controller is; time showing, time are provided with and open, shut-off circuit links to each other with single-chip microcomputer, and sound and light alarm, interface circuit link to each other with single-chip microcomputer, and interface circuit links to each other with motor by commutating circuit; kitchen range state-detection one end links to each other with interface circuit; the other end links to each other with sound and light alarm, and combustion gas acquisition sensor one end links to each other with audible-visual annunciator, and the other end links to each other with single-chip microcomputer by interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200166252U CN201149297Y (en) | 2007-12-10 | 2007-12-10 | Intelligent gas cutting-off protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200166252U CN201149297Y (en) | 2007-12-10 | 2007-12-10 | Intelligent gas cutting-off protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201149297Y true CN201149297Y (en) | 2008-11-12 |
Family
ID=40117067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200166252U Expired - Fee Related CN201149297Y (en) | 2007-12-10 | 2007-12-10 | Intelligent gas cutting-off protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201149297Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822257A (en) * | 2014-02-25 | 2014-05-28 | 苏州科技学院 | Convenient timing gas-cooker |
-
2007
- 2007-12-10 CN CNU2007200166252U patent/CN201149297Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822257A (en) * | 2014-02-25 | 2014-05-28 | 苏州科技学院 | Convenient timing gas-cooker |
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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 |
Granted publication date: 20081112 Termination date: 20141210 |
|
| EXPY | Termination of patent right or utility model |