CN106569082A

CN106569082A - Simple storehouse power failure warning device

Info

Publication number: CN106569082A
Application number: CN201610993400.6A
Authority: CN
Inventors: 刘代学
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-11
Filing date: 2016-11-11
Publication date: 2017-04-19

Abstract

The invention discloses a simple storehouse power failure warning device, which comprises a relay (J1), a transformation module (B), a rectifier module (3), a filter module, a voltage stabilization circuit, a rechargeable battery (E) and a sound-light warning module, wherein the transformation module (B) is connected with a phase-line input wire (1) and a zero-line input wire (2); the voltage stabilization circuit comprises an NPN triode (Q1), a third resistor (R3) and a first voltage stabilization transistor (DW1); and the sound-light warning module comprises a second resistor (R2), a loudspeaker (Y1) and a first LED lamp bead (LED1). The simple storehouse power failure warning device has the advantages that the overall structure is simple and compact, realization is easy, the cost is low, promotion and applications are facilitated, and warning can be carried out in the case of power failure.

Description

A kind of easy storehouse power-off warning equipment

Technical field

The present invention relates to storehouse environmental monitoring technology, specifically a kind of easy storehouse power-off warning equipment.

Background technology

With expanding economy and science and technology progress, people life in it is alternative including food, medicine, health product, Cosmetics, medical apparatus and instruments increasingly enrich in the species of interior " tool of four product one ", people when purchase mostly it will be noted that The date of manufacture and shelf-life of mark, storage condition is often ignored, and storage condition is the key for affecting shelf-life length Factor, if there is a problem of that storage is not good at before by buying, " tool of four product one " that people is bought can go bad in advance, hold Personal injury is easily caused, therefore it is highly important link to store food, the storehouse environmental monitoring of medicine.

For the ease of monitoring storehouse environment, existing storehouse is generally equipped with monitoring system, however, storehouse environmental monitoring now The alarming device that system is equipped with quits work when power is off, and this have impact on the popularization and application of storehouse environmental monitoring system.

The content of the invention

It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of easy storehouse power-off warning equipment, Its overall structure is simple, facilitate implementation, with low cost, and sends acousto-optic warning in environmental monitoring system power-off.

The purpose of the present invention is achieved through the following technical solutions：A kind of easy storehouse power-off warning equipment, including Relay, acousto-optic warning module and the voltage changing module being sequentially connected with, rectification module, filtration module, mu balanced circuit and rechargeable battery, The voltage changing module is connected with phase line input line and zero line input line, and the relay phase line input and zero line input are distinguished It is connected with phase line input line and zero line input line；The mu balanced circuit includes NPN triode, 3rd resistor and stabilivolt one, institute The collector and emitter for stating NPN triode is connected respectively with filtration module positive pole and rechargeable battery positive pole, the 3rd resistor Connection between one end and NPN triode colelctor electrode and filtration module positive pole, its other end connects with the base stage of NPN triode Connect, the negative pole of the stabilivolt one is connected on the circuit between 3rd resistor and NPN triode base stage, the positive pole of stabilivolt one with fill Electric battery cathode connection；The acousto-optic warning module includes resistance two, speaker and LED lamp bead one, the resistance two and LED The first connection in series-parallel branch road of composition in parallel with speaker after connecting of pearl one, the positive pole of the first connection in series-parallel branch road and the positive pole of rechargeable battery Connection, normally opened output switch one end of the relay is connected with negative electrode of chargeable battery, its other end and the first connection in series-parallel branch road Negative pole connection.Wherein, phase line input line and zero line input line are connected on the outlet line of power supply when the present invention is applied, normally opened The keying of output switch is controlled by relay.

The mu balanced circuit also includes electric capacity two and electric capacity three, the one end of the electric capacity two and NPN triode base stage and the 3rd Connection between resistance, its other end is connected with negative electrode of chargeable battery；The one end of the electric capacity three and NPN triode emitter stage And the connection between rechargeable battery positive pole, its other end is connected with negative electrode of chargeable battery.Wherein, electric capacity three forms over-pressed guarantor Shield electric capacity, so as to voltage is stablized when being further ensured that present invention work.

The rectification module includes two inputs and two outfans, two inputs of rectification module and voltage changing module Connection, two outfans of rectification module are connected respectively with filtration module negative pole and NPN triode colelctor electrode.Wherein, rectification mould When block is connected with voltage changing module, two input connects one to one with the outfan of voltage changing module two.

The filtration module includes resistance one and electric capacity one, and the one end of the resistance one is connected with rectification module outfan, its The other end is connected with negative electrode of chargeable battery, and the circuit between the one end of the electric capacity one and rectification module outfan and resistance one connects Connect, the connection between its other end and rectification module outfan and NPN triode colelctor electrode.

Preferably, the rectification module is bridge rectifier.

Electric fuse is in series with the phase line input line.Wherein, it is avoided that control source is too high in the presence of electric fuse The components and parts of the present invention are caused to damage.

Compared with prior art, the invention has the advantages that：（1）Overall structure of the present invention is simple, compact, uses Components and parts are few, facilitate implementation, with low cost, and then are easy to the popularization and application of the present invention；When the present invention is applied phase line input line and Zero line input line is connected on the outlet line of power supply, and power supply to relay and voltage changing module are powered, the electricity of voltage changing module output Pressure charges after rectification module rectification, filtration module filtering and mu balanced circuit voltage stabilizing to rechargeable battery；The present invention after a loss of power, Relay closes normally opened output switch, and rechargeable battery is connected and for acousto-optic warning module for power supply, LED with acousto-optic warning module Pearl one lights, while speaker sends alert notification operating personnel.

（2）The mu balanced circuit of the present invention includes NPN triode, 3rd resistor and stabilivolt one, when the present invention is applied, this Invention utilizes the voltage clamp characteristic of stabilivolt, when the backward voltage of stabilivolt one reaches its breakdown voltage rating, stabilivolt One will occur that avalanche type turns on effect, and so as to clamp the voltage on load voltage value, the present invention is put again by NPN triode Big adjustment voltage, and then the voltage stabilizing requirement to charging voltage is completed, thus, being avoided that the charging voltage to rechargeable battery is unstable And cause rechargeable battery to damage.

Description of the drawings

Fig. 1 is the structural representation of the embodiment of the present invention.

It is entitled corresponding to reference in accompanying drawing：1st, phase line input line, 2, zero line output line, 3, rectification module, J1, Relay, B, voltage changing module, E, rechargeable battery, R1, resistance one, R2, resistance two, R3,3rd resistor, C1, electric capacity one, C2, electricity Hold two, C3, electric capacity three, DW1, stabilivolt one, Q1, NPN triode, Y1, speaker, LED1, LED lamp bead one, KJ, normally opened output Switch, FU, electric fuse.

Specific embodiment

With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited In this.

Embodiment：

As shown in figure 1, a kind of easy storehouse power-off warning equipment, including relay J1, voltage changing module B, rectification module 3, filter Ripple module, mu balanced circuit, rechargeable battery E and acousto-optic warning module, wherein, voltage changing module B is connected with phase line input line 1 and zero line Input line 2, is in series with electric fuse FU in phase line input line 1.Relay J1 phase lines input and zero line input respectively with phase line Input line 1 and zero line input line 2 connect.Mu balanced circuit includes NPN triode Q1,3rd resistor R3, the DW1 of stabilivolt one, electric capacity The two C2 and C3 of electric capacity three, wherein, the collector and emitter of NPN triode Q1 respectively with filtration module positive pole and rechargeable battery E Positive pole connects, the connection between 3rd resistor R3 one end and NPN triode Q1 colelctor electrode and filtration module positive pole, and its is another End is connected with the base stage of NPN triode Q1, the DW1 negative poles of stabilivolt one be connected to 3rd resistor R3 and NPN triode Q1 base stage it Between circuit on, the DW1 positive poles of stabilivolt one are connected with rechargeable battery E negative poles.The C2 one end of electric capacity two and NPN triode Q1 base stage and Connection between 3rd resistor R3, its other end is connected with rechargeable battery E negative poles.The C3 one end of electric capacity three and NPN triode Connection between Q1 emitter stages and rechargeable battery E positive poles, its other end is connected with rechargeable battery E negative poles.

Rectification module 3 includes two inputs and two outfans, two inputs and the voltage changing module B of rectification module 3 Connection, two outfans of rectification module 3 are connected respectively with filtration module negative pole and NPN triode Q1 colelctor electrode.Wherein, this reality Apply rectification module 3 in example and be preferably bridge rectifier.Filtration module includes the R1 of the resistance one and C1 of electric capacity one, the R1 one end of resistance one It is connected with the outfan of rectification module 3, its other end is connected with rechargeable battery E negative poles, the C1 one end of electric capacity one exports with rectification module 3 Connection between end and the R1 of resistance one, between its other end and the outfan of rectification module 3 and NPN triode Q1 colelctor electrode Connection.

Acousto-optic warning module includes the R2 of resistance two, speaker Y1 and the LED1 of LED lamp bead one, wherein, the R2 of resistance two and LED The first connection in series-parallel branch road of composition in parallel with speaker Y1, the positive pole and rechargeable battery of the first connection in series-parallel branch road after the LED1 of pearl one series connection The positive pole connection of E, normally opened output switch KJ one end of relay J1 is connected with rechargeable battery E negative poles, and its other end and first is gone here and there The negative pole connection of parallel branch.

Above content is to combine the further description that specific preferred implementation is made to the present invention, it is impossible to assert this The specific embodiment of invention is confined to these explanations.For general technical staff of the technical field of the invention, The other embodiment drawn under without departing from technical scheme, should be included in protection scope of the present invention.

Claims

1. a kind of easy storehouse power-off warning equipment, it is characterised in that：Including relay（J1）, acousto-optic warning module and sequentially The voltage changing module of connection（B）, rectification module（3）, filtration module, mu balanced circuit and rechargeable battery（E）, the voltage changing module（B） It is connected with phase line input line（1）With zero line input line（2）, the relay（J1）Phase line input and zero line input respectively with Phase line input line（1）With zero line input line（2）Connection；The mu balanced circuit includes NPN triode（Q1）, 3rd resistor（R3）And Stabilivolt one（DW1）, the NPN triode（Q1）Collector and emitter respectively with filtration module positive pole and rechargeable battery （E）Positive pole connects, the 3rd resistor（R3）One end and NPN triode（Q1）Circuit between colelctor electrode and filtration module positive pole Connection, its other end and NPN triode（Q1）Base stage connection, the stabilivolt one（DW1）Negative pole is connected to 3rd resistor （R3）And NPN triode（Q1）On circuit between base stage, stabilivolt one（DW1）Positive pole and rechargeable battery（E）Negative pole connects；Institute Acousto-optic warning module is stated including resistance two（R2）, speaker（Y1）And LED lamp bead（LED1）, the resistance two（R2）With LED Lamp bead one（LED1）With speaker after series connection（Y1）Parallel connection constitute the first connection in series-parallel branch road, the positive pole of the first connection in series-parallel branch road with fill Battery（E）Positive pole connection, the relay（J1）Normally opened output switch（KJ）One end and rechargeable battery（E）Negative pole connects Connect, its other end is connected with the negative pole of the first connection in series-parallel branch road.

2. a kind of easy storehouse power-off warning equipment according to claim 1, it is characterised in that：The mu balanced circuit is also Including electric capacity two（C2）With electric capacity three（C3）, the electric capacity two（C2）One end and NPN triode（Q1）Base stage and 3rd resistor （R3）Between connection, its other end and rechargeable battery（E）Negative pole connects；The electric capacity three（C3）One end and the poles of NPN tri- Pipe（Q1）Emitter stage and rechargeable battery（E）Connection between positive pole, its other end and rechargeable battery（E）Negative pole connects.

3. a kind of easy storehouse power-off warning equipment according to claim 1, it is characterised in that：The rectification module （3）Including two inputs and two outfans, rectification module（3）Two inputs and voltage changing module（B）Connection, rectification mould Block（3）Two outfans respectively with filtration module negative pole and NPN triode（Q1）Colelctor electrode connects.

4. a kind of easy storehouse power-off warning equipment according to claim 3, it is characterised in that：The filtration module bag Include resistance one（R1）With electric capacity one（C1）, the resistance one（R1）One end and rectification module（3）Outfan connect, its other end with Rechargeable battery（E）Negative pole connects, the electric capacity one（C1）One end and rectification module（3）Outfan and resistance one（R1）Between line Road connection, its other end and rectification module（3）Outfan and NPN triode（Q1）Connection between colelctor electrode.

5. a kind of easy storehouse power-off warning equipment according to claim 3, it is characterised in that：The rectification module （3）For bridge rectifier.

6. a kind of easy storehouse power-off warning equipment according to claim 1, it is characterised in that：The phase line input line （1）On be in series with electric fuse（FU）.