CN201866397U

CN201866397U - Gas reminder

Info

Publication number: CN201866397U
Application number: CN2010205871275U
Authority: CN
Inventors: 徐建明; 徐峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-01
Filing date: 2010-11-01
Publication date: 2011-06-15
Anticipated expiration: 2020-11-01

Abstract

The utility model relates to a reminding device for safe gas application, in particular to a gas reminder. Aiming at potential safety hazards in the application of pipeline gas by people at present, the utility model provides the gas reminder comprising a box body. The box body is internally provided with a position switch, an integrated circuit board and a battery seat capable of holding a battery; the battery and the position switch are connected in series with a buzzer, an integrated circuit on the integrated circuit board comprises a time-delay integrated circuit and a voicing integrated circuit which are powered by the battery, the time-delay integrated circuit and the voicing integrated circuit are connected with the buzzer through a triode after being connected in series, and a mounting hole and a positioning long slot are arranged on a lateral plate of the box body. Due to the arrangement of the integrated circuit and the buzzer, the gas reminder can send out prompt tones at intervals; meanwhile, due to the arrangement of the position switch, the operation is convenient.

Description

A kind of coal gas reminiscences

Technical field

The utility model relates to the safe gas alarm set of using, especially a kind of coal gas reminiscences.

Background technique

The city dweller uses piped gas at present, arrives each family with the gas security relationship.Yet a lot of users tend to be easy to forget and close corporation cork because some reason is temporarily left in the process of cooking and done other things, gently cause food burnt or burn, and are heavy then set off an explosion or security incident such as fire; Also some user particularly the elderly can after burning down dish, forget and turn off corporation cork, and corporation cork to the most of flexible pipe that adopts of kitchen range connects, flexible pipe is aging easily year in and year out, thereby causes the interior gas leakage of flexible pipe to cause the security incident of gas poisoning and so on.

The model utility content

The utility model provides a kind of and can send prompt tone at interval at deficiency and defective that prior art exists, and easy to operate coal gas reminiscences.

For this reason, the utility model is taked following technological scheme: a kind of coal gas reminiscences, comprise box body, be provided with a position switch, a surface-mounted integrated circuit in the described box body and can hold the battery holder of battery, described battery and position switch are connected with a buzzer, intergrated circuit on the described surface-mounted integrated circuit comprises battery-powered delay integrated circuit and sound IC actuated, delay integrated circuit is connected with buzzer by a triode with sound IC actuated series connection back, has mounting hole and location elongated slot on the side plate of described box body.Position switch and battery are connected with buzzer, make the folding that position switch can control circuit, thus the work of control buzzer; Intergrated circuit comprises battery-powered delay integrated circuit and sound IC actuated, delay integrated circuit can be controlled the buzzer that is integrated on the surface-mounted integrated circuit and send prompt tone at interval, save electric weight, prolong battery working life, the sound IC actuated buzzer of can controlling sends the prompt tone that classifications such as comprising music prompting, language prompting, prompt tone prompting, sparkling prompting differs; Also integrated all kinds of electric elementss comprise diode, triode, electric capacity, resistance etc. on the surface-mounted integrated circuit, and triode is used for amplified current, improves output volume.

As preferably, described position switch is mercury switch, magnetic quantity transducer or photoelectric sensor.The principle of above-mentioned switch is the variation that just can detect angle according to the different amount of jet, thereby play the effect of timely folding, and such switch is to work in the contactless sealing state, and is so no electrical spark produces in the open and close process, even more important for inflammable gas.

As preferably, described box body comprises a base plate and is fastened on lid on the base plate that described mounting hole and location elongated slot are located on the described base plate.This of box body kind of structure can make things convenient for the replacing of battery.

As preferably, have a sound hole on the described box body, described sound hole is positioned at the outside of buzzer.The effect of sound hole is to reduce buzzer to send stopping of prompt tone, with its open in the outside of buzzer then can so that the better transmission of the prompt tone that buzzer sends come out.

As preferably, the mounting hole that a mounting screw passes on the described base plate is connected on the jet.Top, jet middle part is provided with an internal thread, mounting screw passes the mounting hole on the box body, screw on the internal thread on the jet, connect box body and jet by this screw connecting mode, utilize the self structure (aforesaid mounting screw is the mounting screw on the jet) of jet, thereby do not needed to increase extra assembling set.

As preferably, described jet is the ingot shape, and its two ends are positioned at the location elongated slot of box body.This kind fit system can make the rotation of the rotation of jet and box body synchronous.

The beneficial effects of the utility model: because reminiscences can send prompt tone at interval when jet is opened always, remind user's jet not close, can allow the user in time close jet, increase and use the gas Security, this reminiscences is simple in structure simultaneously, cost is low; Only need position switch is connected the jet unlatching, reminiscences sends prompt tone; On the contrary, only jet need cut out and just can make the position switch disconnection, reminiscences stops to send prompt tone, thereby need not increase the operation bidirectional step, and is easy to use.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a scheme of installation of the present utility model;

Fig. 3 is circuit theory diagrams of the present utility model.

Among the figure: 1. box body, 2. position switch, 3. surface-mounted integrated circuit, 4. battery holder, 5. battery, 6. buzzer, 7. sound hole, 8. jet, 9. mounting screw, 10. mounting hole, 11. location elongated slots.

Embodiment

Below in conjunction with specification drawings and specific embodiments substantive distinguishing features of the present utility model is further described.

Coal gas reminiscences as shown in Figure 1 comprises box body 1, and box body 1 comprises base plate and lid, has mounting hole 10 and location elongated slot 11 on the base plate.Be provided with a battery holder 4 that accommodates battery 5 in the box body 1, one side battery holder 4 be provided with surface-mounted integrated circuit 3 and position switch 2; Battery 5 is connected with a position switch 2 and a buzzer 6, intergrated circuit on the surface-mounted integrated circuit 3 comprises battery-powered delay integrated circuit and sound IC actuated, and delay integrated circuit is connected (referring to Fig. 3) by a triode with buzzer 6 with sound IC actuated series connection back, also integrated electric elementss such as diode, triode, resistance, electric capacity on the surface-mounted integrated circuit 3; Position switch 2 can be mercury switch, magnetic quantity transducer, photoelectric sensor etc.Jet 8 integral body are the ingot shape, and two ends are assemblied in the location elongated slot 11 interior (referring to Fig. 2) of box body 1; The top, middle part of jet 8 has an internal thread, and mounting screw 9 passes the mounting hole 10 of box body 1, screws in the internal thread on the jet 8 (this mounting screw is the self-contained mounting screw of jet).When rotation during box body 1, jet 8 can rotate (closed condition (level) is rotated counterclockwise greater than 15 degree and promptly reliably works) together along with box body 1, and rotatablely moving of being done of box body 1, and the ordinary circumstance position changes in the 0-90 angular range; And the position switch 2 of installing in the box body 1, can detect the variation of angle and send signal, reminiscences enters working state or the state of deactivating thereby open, because position switch 2 is connected on the surface-mounted integrated circuit 3, so when the signal of position switch 2 is cut-off signal, entire circuit will disconnect, and this moment buzzer 6 just can not get electricity stop the pronunciation, be easy to like this judge whether jet 8 closes.

When the utility model uses, hold box body 1 and be rotated counterclockwise 90 degree coal gas standard-sized sheets (position switch 2 is with regard to the energy reliably working in the rotation 15-135 degree scope), this moment, position switch 2 was along with the variation of box body 1 angle is transformed into closed state from open mode, circuit on the surface-mounted integrated circuit 3 in the box body 1 is connected, buzzer 6 gets the electric prompt tone that sends and outwards transmits by the sound hole 7 on the box body 1, owing on the surface-mounted integrated circuit 3 delay integrated circuit is arranged simultaneously, sound IC actuated and amplification circuit, the free interval of the prompt tone that delay integrated circuit can make buzzer send, this time lag can be set with client's demand oneself, ordinary circumstance is 20S, send the working life that prompt tone can prolong battery 5 at interval, reduce cost; The sound IC actuated buzzer 6 of can controlling sends the prompt tone that types such as music prompting, language prompting, prompt tone prompting, sparkling prompting differ; The electric current of amplification circuit in can amplification circuit increases the prompting volume of buzzer 6, thereby saves electric weight, prolongs battery working life.After finishing with gas, holding box body 1 dextrorotation turn 90 degrees, position switch 2 is along with the variation of box body 1 angle returns to open mode from closed state again, thereby the circuit on the surface-mounted integrated circuit 3 disconnects, the entire circuit dead electricity stops to send prompt tone, has therefore closed reminiscences when closing the coal gas main valve.

At last, it is also to be noted that what more than enumerate only is specific embodiment of the utility model.Obviously, the utility model is not limited to above embodiment, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought the protection domain of model utility.

Claims

1. coal gas reminiscences, comprise box body (1), it is characterized in that: be provided with a position switch (2) in the described box body (1), one surface-mounted integrated circuit (3) and one accommodates the battery holder (4) of battery (5), described battery (5) and position switch (2) are connected with a buzzer (6), intergrated circuit on the described surface-mounted integrated circuit (3) comprises by the delay integrated circuit of battery (5) power supply and sound IC actuated, delay integrated circuit is connected with buzzer (6) by a triode with sound IC actuated series connection back, has mounting hole (10) and location elongated slot (11) on the side plate of described box body (1).

2. coal gas reminiscences according to claim 1 is characterized in that: described position switch (2) is mercury switch, magnetic quantity transducer or photoelectric sensor.

3. coal gas reminiscences according to claim 1 and 2 is characterized in that: described box body (1) comprises a base plate and the lid that is fastened on the base plate, and described mounting hole (10) and location elongated slot (11) are located on the described base plate.

4. coal gas reminiscences according to claim 3 is characterized in that: have a sound hole (7) on the described box body (1), described sound hole (7) is positioned at the outside of buzzer (6).

5. coal gas reminiscences according to claim 4 is characterized in that: the mounting hole (10) that a mounting screw (9) passes on the described base plate is connected on the jet (8).

6. coal gas reminiscences according to claim 5 is characterized in that: described jet (8) is the ingot shape, and its two ends are positioned at the location elongated slot (11) of box body (1).