CN203759688U - Novel alarm for computer mainframe - Google Patents
Novel alarm for computer mainframe Download PDFInfo
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- CN203759688U CN203759688U CN201420184049.2U CN201420184049U CN203759688U CN 203759688 U CN203759688 U CN 203759688U CN 201420184049 U CN201420184049 U CN 201420184049U CN 203759688 U CN203759688 U CN 203759688U
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Abstract
The utility model discloses a novel alarm for a computer mainframe, and relates to the technical field of computers. The novel alarm for the computer mainframe comprises a temperature smoke detection circuit and a mainframe alarm circuit which are interconnected; a positive pole of a temperature sensor and a positive pole of a smoke sensor are both connected to the VCC (Volt Current Condenser) end of a power supply; a negative pole of the temperature sensor and a negative pole of the smoke sensor are both connected to the ground end (GND) (Ground); a second pin of the timer is connected with a first pin of a comparator; a sixth resistor is connected to a base electrode of a triode by virtue of a third pin of the timer; a seventh resistor is connected to the GND by virtue of an emitting electrode of the triode; a third capacitor is connected to one end of a loudspeaker by virtue of the emitting electrode of the triode; a light emitting diode is connected to the GND by virtue of one end of the loudspeaker; the other end of the loudspeaker is connected with the GND. The novel alarm for the computer mainframe has the beneficial effects that the structure is simple, the design is reasonable, the damage caused by a condition that fault of a computer is not handled timely can be avoided, a user can be well reminded by the alarm voice and emitted light, and thus the user can use the novel alarm conveniently.
Description
Technical field
The utility model relates to field of computer technology, be specifically related to Novel computer host alarm.
Background technology
Family and office now all used computer, a lot of computers are because using and cause excess Temperature for a long time, cause the phenomenons such as computer crash, automatic shutdown are restarted, blue screen, so long-term, to having a certain impact the serviceable life of computer, more there will be severe mainboard excess Temperature or burn out the situation of some parts, computer is burnt out, once cause that net fire effect is hardly imaginable, bring great inconvenience to user, still had very much market application foreground so design a kind of Novel computer host alarm.
Summary of the invention
For the deficiency existing in prior art, the utility model object is to be to provide a kind of Novel computer host alarm, simple in structure, reasonable in design, while avoiding computer to break down, there is no to process in time the loss bringing, chimes of doom and luminous well reminding user, greatly convenient for users to use.
To achieve these goals, the utility model is to realize by the following technical solutions: Novel computer host alarm, comprise temperature Smoke Detection circuit and main frame alarm circuit, temperature Smoke Detection circuit is connected with main frame alarm circuit, described temperature Smoke Detection circuit comprises temperature sensor, smoke transducer, comparer, the first resistance-tri-resistance and switch, the positive pole of temperature sensor, the positive pole of smoke transducer is all connected to power supply VCC end, the negative pole of temperature sensor, the negative pole of smoke transducer is all connected to holds GND, one termination power VCC end of the first resistance, one end of another termination the second resistance of the first resistance, the other end earth terminal GND of the second resistance, 2 pin of comparer connect switch and extremely hold GND, 3 pin of comparer connect the 3rd resistance and extremely hold GND, 4 pin of comparer meet power supply VCC, 11 pin earth terminal GND of comparer.
As preferably, described main frame alarm circuit comprises timer, triode, four resistance-, seven resistance, the first electric capacity-tri-electric capacity, light emitting diode and loudspeaker, 2 pin of timer connect 1 pin of comparer, 4 pin of timer, 6 pin connect respectively the 5th resistance, the 4th resistance is held to power supply VCC, 8 pin of timer meet power supply VCC, 6 pin of timer connect 7 pin of timer, 6 pin of timer, 5 pin connect respectively the first electric capacity, the second electric capacity is extremely held GND, 1 pin earth terminal GND of timer, 3 pin of timer connect the base stage of the 6th resistance to triode, the collector of triode meets power supply VCC, the emitter of triode connects the 7th resistance and extremely holds GND, the emitter of triode connects the 3rd electric capacity one end to loudspeaker, one end sending and receiving optical diode of loudspeaker is extremely held GND, the other end earth terminal GND of loudspeaker.
As preferably, described comparer adopts comparison amplifier LM324AD.
As preferably, described timer adopts timer SE555JG.
As preferably, described triode adopts NPN type triode 2N3904.
As preferably, the first described resistance is adjustable resistance.
The beneficial effects of the utility model: simple in structure, reasonable in design, while avoiding computer to break down, there is no to process in time the loss bringing, chimes of doom and luminous well reminding user, greatly convenient for users to use.
Brief description of the drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is temperature Smoke Detection circuit diagram of the present utility model;
Fig. 3 is main frame alarm circuit figure of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
With reference to Fig. 1-3, this embodiment is by the following technical solutions: Novel computer host alarm, comprise temperature Smoke Detection circuit A and main frame alarm circuit B, temperature Smoke Detection circuit A is connected with main frame alarm circuit B, described temperature Smoke Detection circuit A comprises temperature sensor MK1, smoke transducer MK2, comparer U1A, the first resistance R 1-the 3rd resistance R 3 and switch S 1, the positive pole of temperature sensor MK1, the positive pole of smoke transducer MK2 is all connected to power supply VCC end, the negative pole of temperature sensor MK1, the negative pole of smoke transducer MK2 is all connected to holds GND, one termination power VCC end of the first resistance R 1, one end of another termination the second resistance R 2 of the first resistance R 1, the other end earth terminal GND of the second resistance R 2, 2 pin of comparer U1A connect switch S 1 to ground end GND, 3 pin of comparer U1A connect the 3rd resistance R 3 to ground end GND, 4 pin of comparer U1A meet power supply VCC, the 11 pin earth terminal GND of comparer U1A.
It should be noted that, described main frame alarm circuit B comprises timer U1, triode Q, the 4th resistance R 4-the 7th resistance R 7, the first capacitor C 1-the 3rd capacitor C 3, LED and loudspeaker Speaker, 2 pin of timer U1 connect 1 pin of comparer U1A, 4 pin of timer U1, 6 pin connect respectively the 5th resistance R 5, the 4th resistance R 4 is held to power supply VCC, 8 pin of timer U1 meet power supply VCC, 6 pin of timer U1 connect 7 pin of timer U1, 6 pin of timer U1, 5 pin connect respectively the first capacitor C 1, the second capacitor C 2 is to ground end GND, the 1 pin earth terminal GND of timer U1, 3 pin of timer U1 connect the base stage of the 6th resistance R 6 to triode Q, the collector of triode Q meets power supply VCC, the emitter of triode Q connects the 7th resistance R 7 to ground end GND, the emitter of triode Q connects the 3rd capacitor C 3 one end to loudspeaker Speaker, one end of loudspeaker Speaker connects LED and extremely holds GND, the other end earth terminal GND of loudspeaker Speaker.
It should be noted that described comparer U1A adopts comparison amplifier LM324AD.
It should be noted that described timer U1 adopts timer SE555JG.
It should be noted that described triode Q adopts NPN type triode 2N3904.
In addition, the first described resistance R 1 is adjustable resistance.
The whole circuit of this embodiment is made up of two parts, respectively temperature Smoke Detection circuit A and main frame alarm circuit B, temperature Smoke Detection circuit A is mainly used in the detection to main built-in temperature and smog, there is smog once detect that the interior excess Temperature of host computer or main frame burn out, the signal process detecting is amplified, input main frame alarm circuit B, then square wave output, the square-wave signal of output drives loudspeaker Speaker to send chimes of doom, seven color LED flickers simultaneously, reminding user main frame breaks down.
This embodiment is simple in structure, reasonable in design, there is no to process in time the loss bringing while avoiding computer to break down, and chimes of doom and luminous well reminding user are greatly convenient for users to use.
Embodiment 1: switch S 1 is closed, circuit enters duty, temperature sensor MK1 detects when excess Temperature or smoke transducer MK2 detect smog, will there is signal in two sensors, signal amplifies through comparer U1A, amplifying signal becomes signal output part through 1 pin of comparer U1A, the signal of signal output part is through 2 pin of timer U1, timer U1 has just formed monostalbe trigger after obtaining the signal of 2 pin, under the effect triggering, the square-wave signal that the 3 pin outputs of timer U1 are interrupted, square-wave signal drives loudspeaker Speaker to send sound and LED flicker.
Embodiment 2: switch S 1 is closed, circuit enters duty, temperature sensor MK1 does not detect when excess Temperature or smoke transducer MK2 do not detect smog, two sensors do not send signal, comparer U1A does not have signal output, timer U1 does not just have square-wave signal output, and loudspeaker Speaker does not send sound, and LED does not also glimmer.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. Novel computer host alarm, it is characterized in that, comprise temperature Smoke Detection circuit (A) and main frame alarm circuit (B), temperature Smoke Detection circuit (A) is connected with main frame alarm circuit (B), described temperature Smoke Detection circuit (A) comprises temperature sensor (MK1), smoke transducer (MK2), comparer (U1A), the first resistance (R1)-the 3rd resistance (R3) and switch (S1), the positive pole of temperature sensor (MK1), the positive pole of smoke transducer (MK2) is all connected to power supply VCC end, the negative pole of temperature sensor (MK1), the negative pole of smoke transducer (MK2) is all connected to holds GND, one termination power VCC end of the first resistance (R1), one end of another termination the second resistance (R2) of the first resistance (R1), the other end earth terminal GND of the second resistance (R2), 2 pin of comparer (U1A) connect switch (S1) and extremely hold GND, 3 pin of comparer (U1A) connect the 3rd resistance (R3) and extremely hold GND, 4 pin of comparer (U1A) meet power supply VCC, 11 pin earth terminal GND of comparer (U1A).
2. Novel computer host alarm according to claim 1, it is characterized in that, described main frame alarm circuit (B) comprises timer (U1), triode (Q), the 4th resistance (R4)-the 7th resistance (R7), the first electric capacity (C1)-the 3rd electric capacity (C3), light emitting diode (LED) and loudspeaker (Speaker), 2 pin of timer (U1) connect 1 pin of comparer (U1A), 4 pin of timer (U1), 6 pin connect respectively the 5th resistance (R5), the 4th resistance (R4) is held to power supply VCC, 8 pin of timer (U1) meet power supply VCC, 6 pin of timer (U1) connect 7 pin of timer (U1), 6 pin of timer (U1), 5 pin connect respectively the first electric capacity (C1), the second electric capacity (C2) is extremely held GND, 1 pin earth terminal GND of timer (U1), 3 pin of timer (U1) connect the base stage of the 6th resistance (R6) to triode (Q), the collector of triode (Q) meets power supply VCC, the emitter of triode (Q) connects the 7th resistance (R7) and extremely holds GND, the emitter of triode (Q) connects the 3rd electric capacity (C3) one end to loudspeaker (Speaker), one end sending and receiving optical diode (LED) of loudspeaker (Speaker) is extremely held GND, the other end earth terminal GND of loudspeaker (Speaker).
3. Novel computer host alarm according to claim 1, is characterized in that, described comparer (U1A) adopts comparison amplifier LM324AD.
4. Novel computer host alarm according to claim 1, is characterized in that, described timer (U1) adopts timer SE555JG.
5. Novel computer host alarm according to claim 1, is characterized in that, described triode (Q) adopts NPN type triode 2N3904.
6. Novel computer host alarm according to claim 1, is characterized in that, described the first resistance (R1) is adjustable resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184049.2U CN203759688U (en) | 2014-04-16 | 2014-04-16 | Novel alarm for computer mainframe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184049.2U CN203759688U (en) | 2014-04-16 | 2014-04-16 | Novel alarm for computer mainframe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203759688U true CN203759688U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184049.2U Expired - Fee Related CN203759688U (en) | 2014-04-16 | 2014-04-16 | Novel alarm for computer mainframe |
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| Country | Link |
|---|---|
| CN (1) | CN203759688U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155861A (en) * | 2015-04-22 | 2016-11-23 | 鸿富锦精密工业(武汉)有限公司 | Electronic equipment warning circuit |
| CN108414698A (en) * | 2018-05-02 | 2018-08-17 | 苏州诺登德智能科技有限公司 | A kind of unmanned aerial vehicle (UAV) control device based on smoke detection |
-
2014
- 2014-04-16 CN CN201420184049.2U patent/CN203759688U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155861A (en) * | 2015-04-22 | 2016-11-23 | 鸿富锦精密工业(武汉)有限公司 | Electronic equipment warning circuit |
| CN108414698A (en) * | 2018-05-02 | 2018-08-17 | 苏州诺登德智能科技有限公司 | A kind of unmanned aerial vehicle (UAV) control device based on smoke detection |
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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: 20140806 Termination date: 20170416 |