CN206192594U - IDC air conditioner detection alarm that leaks - Google Patents

Abstract

The utility model discloses a IDC air conditioner detection alarm that leaks, including dripping water detecting device, controlling means, alarm device and power supply unit, it sets up in the subaerial precision air conditioning's of being located below to drip water detecting device, it includes left conductor piece to drip water detecting device, right side conductor piece and bedplate, left side conductor piece and the setting of right conductor piece clearance and left conductor piece and right conductor piece bond on the bedplate, vacuole formation between left side conductor piece and the right conductor piece, be equipped with the strong electrolyte of crystallization body state in the cavity, the water droplet makes to the cavity in strong electrolyte dissolve to form solution in water being low, make left conductor piece and right conductor piece switch on, send the signal that drips, alarm device for send sound, light alarm signal, controlling means receives and closes the signal control alarm device action in response to drip signal and output accuse, sends sound, light alarm information, the device has the rapid advantage of reaction.

Description

A kind of IDC leaking air-conditionings detect alarm

Technical field

The utility model is related to leaking air-conditioning detection field, more specifically, it relates to a kind of IDC leaking air-conditionings detection report Alert device.

Background technology

Precision air conditioner is the computer room Special precision air conditioner for referring to fully meet the requirement of building environment condition（Also referred to as constant temperature Constant wetting air conditioner）, precision air conditioner is equipped with the message center computer room and calculating central machine room of power system.IDC refers generally to mutually Networking data center, is ICP（ICP）, enterprise, media and all kinds of websites extensive, high-quality, peace are provided The business such as complete reliable proficient service device trustship, space are rented, the wholesale bandwidth of network and ASP, EC.Under IDC floor board for machine room Fang Tongchang is equipped with cable and insulation material, and specifically, insulation material is generally layed under floor board for machine room, in insulation material On set up support, support has certain height, and cable can be placed in support, and precision air conditioner is typically erected at the branch On frame.Therefore when water leakage situation occurs in precision air conditioner, it is likely that cause the cable at floor board for machine room the situation of short circuit occur, enter And there is potential safety hazard, can also cause the hydraulic performance decline of insulation material；When water leakage situation occurs in precision air conditioner, computer room can be also caused In humidity rise, destruction computer room in environmental condition.

The Chinese patent of Publication No. CN104949286A discloses a kind of precision air conditioner leak locking alarm device, including Water sensor, the first port of water sensor is connected to the both positive and negative polarity of dc source, the wherein first end point of first port The positive pole of dc source is connected, the second end points of first port connects the negative pole of dc source；The second port of water sensor Connection leak probe；3rd port of water sensor is normal opened contact, wherein the first end point of the 3rd port is connected to direct current The negative pole of power supply, the second end points of the 3rd port is connected to the warning light and loudspeaker of parallel connection, the other end connection of parallel circuit To the positive pole of dc source；4th port of water sensor is normally closed contact, wherein the first end point of the 4th port is connected to The negative pole of dc source, the second end points of the 4th port is connected to the first end point of control port on magnetic valve, control port Second end points is connected to the positive pole of dc source.

Leak when air-conditioning is detected by leak probe, its neighbouring humidity can occur after a period of time after leaking air-conditioning Obvious change, the change of leak probe detection air humidity judges air-conditioning stone leak；Or can be dripped after leaking air-conditioning To floor, could be detected after two metal pins at least 1mm of the leak probe placement on floor is accumulated and flooded when dripping Arrive, no matter leak probe is detected in above-mentioned which kind of mode, is required for just being detected after a period of time after leaking air-conditioning, is broken Turn on the aircondition the magnetic valve of water inlet, but now had more ponding on floor, or even can penetrate into peace is produced in floor Full hidden danger.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide one kind can in time detect that air-conditioning leaks The IDC leaking air-conditionings detection alarm of water.

To achieve the above object, the utility model provides following technical scheme：A kind of IDC leaking air-conditionings detection alarm Device, including detection means of dripping, control device, warning device and supply unit, the detection means of dripping are arranged on ground Positioned at the lower section of precision air conditioner, the detection means of dripping includes left conductor piece, right conductor piece and seat board, and left conductor piece and the right side are led Body piece gap is set and left conductor piece and right conductor piece are adhered on seat board, and cavity is formed between left conductor piece and right conductor piece, The strong electrolyte of crystal state is provided with into cavity, solution is formed to making in cavity strong electrolyte be dissolved in water water droplet is low, And left conductor piece is turned on right conductor piece, send the signal that drips；Warning device, for sending sound, visual alarm, reminds work Make personnel's air-conditioning and there is dripping phenomenon；Control device, is connected with the detection means signal that drips and is connected with warning device control, connects Receive and in response to the control OFF signal control warning device action of signal output one of dripping, send sound, light alarm information.

The utility model is more preferably：The left conductor piece includes the first conductor and be connected with the first conductor second Conductor, the right conductor piece includes the 3rd conductor and the 4th conductor that is connected with the 3rd conductor, second conductor and described the Four conductors are parallel and interval setting, and second conductor and the 4th conductor gap are set and shape between the second conductor and the 4th conductor Into the cavity, the first conductor is coupled with supply unit, and the 3rd conductor is grounded by resistance R1, the 3rd conductor and resistance R1 Tie point electrically connected with the control device and export the signal that drips.

The utility model is more preferably：The warning device includes a LED, an electric bell, a resistance R5 and a resistance R6, electric bell is connected with R6, and the resistance R6 other ends are coupled to civil power, and the other end ground connection of electric bell, LED connects with resistance R5, resistance The other end of R5 is connected with supply unit, the minus earth of LED, the break-make and LED of the control device control electric bell and civil power With the break-make of supply unit.

The utility model is more preferably：The control device controls the keying of warning device according to the signal that drips, when Detection means of dripping output drips signal after predetermined value and predetermined hold-time, and control device controls alarm activation.

The utility model is more preferably：The control device includes, a reference voltage generating circuit, including resistance R2 Connected with slide rheostat RP, resistance R2 and slide rheostat RP, the other end of resistance R2 is coupled to supply unit, slides variable resistance The other end ground connection of device RP, the reference voltage is produced between the sliding end and earth terminal of slide rheostat RP；One comparison circuit, Its input is coupled to the connection point sensor of the 3rd conductor and resistance R1, and the signal that drips that will be received compares with reference voltage And export a control OFF signal；One on-off circuit, its input is coupled to the output end of comparison circuit.

The utility model is more preferably：The comparison circuit includes, a comparator, with an in-phase input end, Inverting input and an output end, the in-phase input end are coupled to the output end of detection means of dripping, inverting input coupling In the sliding end of slide rheostat RP, output end exports the control OFF signal.

The utility model is more preferably：The control device also includes an anti-clutter circuit, the anti-clutter circuit Including delay circuit and with door AND；Delay circuit, its input is coupled to the output end of the comparison circuit and exports a time delay Comparison signal；With door AND, with two inputs and an output end, the output end coupling of its first input end and delay circuit Connect, the second input is coupled with the output end of comparison circuit, its output end is coupled to the on-off circuit and exports the control and closes Signal.

The utility model is more preferably：The on-off circuit includes 3rd resistor R3, diode D1, NPN triode Q1, relay KM1 and diode D2；One end of wherein 3rd resistor R3 is coupled to the output end with door AND, and the other end is coupled to The positive pole of diode D1；The negative pole of diode D1 is coupled to the base stage of NPN triode Q；The grounded emitter of NPN triode Q, base Pole coupling is received the control OFF signal and passes through one the 4th resistance R4 with emitter stage altogether；Coil one end of relay KM1 is coupled to Supply unit, the other end is coupled to the colelctor electrode of the NPN triode Q1, and its switch is set to three-way switch, including normally opened contact Switch S1, normally opened contact switch S2 and normally-closed contact switch S3, switch S1 and are series on the resistance R5, and the other end is filled with power supply Connection is put, switch S2 is series on the resistance R6, and the other end is electrically connected with city, and switch S3 is series between air-conditioning and civil power； Diode D2, its positive pole is coupled between the coil of the colelctor electrode of NPN triode Q1 and relay KM1, and negative pole is coupled to institute State supply unit.

By using above-mentioned technical proposal, the utility model is compared compared with the prior art：Led by the second conductor and the 4th Body space is set, and fills strong electrolyte in gap therebetween, as long as have a drop water to drop onto dripping in detection means When, it becomes possible to make strong electrolyte dissolve to form solution, turn on the second conductor and the 4th conductor, be then detected by, be swift in response, And can in time send alarm signal.

Brief description of the drawings

Fig. 1 is the structural representation of precision air conditioner；

Fig. 2 is the structural representation of detection means of dripping；

Fig. 3 is the partial sectional view along the first conductor bearing of trend；

Fig. 4 is the circuit theory diagrams that a kind of IDC leaking air-conditionings detect alarm；

Fig. 5 is the circuit theory diagrams of supply unit.

In figure：1st, drip detection means；11st, left conductor piece；111st, the first conductor；112nd, the second conductor；12nd, right conductor Piece；121st, the 3rd conductor；122nd, the 4th conductor；13rd, seat board；14th, cavity；15th, strong electrolyte；2nd, control device；21st, with reference to electricity Pressure generative circuit；22nd, comparison circuit；23rd, anti-clutter circuit；24th, on-off circuit；3rd, warning device；4th, supply unit；5th, it is accurate Air-conditioning.

Specific embodiment

A kind of IDC leaking air-conditionings detection alarm is described further referring to figs. 1 to Fig. 5.

As shown in Figure 1, Figure 2 and Figure 3, a kind of IDC leaking air-conditionings detection alarm, including detection means 1 of dripping, control dress Put 2, warning device 3 and supply unit 4.

In the present embodiment, the circuit theory diagrams of supply unit 4 as shown in figure 5, its input is coupled to 220V AC powers, The first direct current Vout1 is exported after over commutation step-down filtering, first direct current Vout1 is 12V, is used to drive relay KM1；Second direct current Vout2, second direct current Vout2 are 5V, are used with for control device 2.

Detection means of dripping 1, for detect precision air conditioner 5 whether leak, output drips signal；

Warning device 3, for sending sound, visual alarm, reminds staff's air-conditioning to there is dripping phenomenon；

Control device 2, is connected with the signal of detection means 1 that drips and is connected with the control of warning device 3, receives and responds to drop Water signal and export one control OFF signal control warning device 3 act, send sound, light alarm information.

Detection means of dripping 1 is arranged on ground positioned at the lower section of precision air conditioner 5, and detection means of dripping 1 includes left conductor Piece 11, right conductor piece 12 and seat board 13, left conductor piece 11 include the first conductor 111 and second leading of being connected with the first conductor 111 Body 112, right conductor piece 12 includes the 3rd conductor 121 and the 4th conductor 122 being connected with the 3rd conductor 121, the He of the second conductor 112 The parallel and interval setting of 4th conductor 122, the second conductor 112 and the gap of the 4th conductor 122 are set and the second conductor 112 and the 4th A cavity 14 is formed between conductor 122（Refer to Fig. 3）, the strong electrolyte 15 of crystal state, such as sodium chloride are provided with into cavity 14, First conductor 111 is coupled with supply unit 4, and the 3rd conductor 121 is grounded by resistance R1, is made in water droplet drops onto cavity 14 strong Electrolyte 15 is dissolved in water and forms solution, and left conductor piece 11 is turned on right conductor piece 12, and the 3rd conductor 121 is with resistance R1's Tie point is electrically connected with control device 2 and exports the signal that drips.

The sensitivity of detection means of dripping 1 can be by the second conductor 112, the 4th conductor 122 and the second conductor 112 Spacing between width and the 4th conductor 122 is adjusted, and the maximum radius of a drop water is 6mm or so, the second conductor the 112, the 4th Spacing between the width of conductor 122 and the second conductor 112 and the 4th conductor 122 could be arranged to 4mm.Second conductor 112 And the 4th to set between the vertical upward one side of conductor 122 and the two sides that contacts with strong electrolyte 15 be in rounded corner, so as to water Can be flowed into cavity 14 along this rounded corner when dropping down.

Warning device 3 includes a LED, an electric bell, a resistance R5 and a resistance R6, and electric bell is connected with R6, and resistance R6 is another End is coupled to civil power, and the other end ground connection of electric bell, LED connects with resistance R5, and the other end of resistance R5 is connected with supply unit 4, The minus earth of LED, the control electric bell of control device 2 and the break-make and LED of civil power and the break-make of supply unit 4.

Control device 2 controls the keying of warning device 3 according to the signal that drips, and when dripping, detection means 1 exports the signal that drips After predetermined value and predetermined hold-time, the control warning device 3 of control device 2 starts.

Control device 2 includes, a reference voltage generating circuit 21, including resistance R2 and slide rheostat RP, resistance R2 and Slide rheostat RP connects, and the other end of resistance R2 is coupled to supply unit 4, and the other end ground connection of slide rheostat RP is slided Reference voltage is produced between the sliding end and earth terminal of rheostat RP；

One comparison circuit 22, its input is coupled to the 3rd conductor 121 and the connection point sensor of resistance R1, will receive The signal that drips compare with reference voltage and export one control OFF signal；

One anti-clutter circuit 23, plays the output end that input is coupled to comparison circuit 22；

And, an on-off circuit 24, its input is coupled to the output end of anti-clutter circuit 23.

Comparison circuit 22 includes, a comparator, with an in-phase input end, an inverting input and an output end, same to phase Input is coupled to the output end of detection means 1 of dripping, and inverting input is coupled to the sliding end of slide rheostat RP, output end Output control OFF signal.

Anti-clutter circuit 23 include delay circuit and with door AND；Delay circuit, its input is coupled to comparison circuit 22 Output end simultaneously exports a time delay comparison signal；With door AND, with two inputs and an output end, its first input end with The output end coupling of delay circuit, the second input is coupled with the output end of comparison circuit 22, and its output end is coupled to switch electricity Road 24 simultaneously exports control OFF signal.

On-off circuit 24 includes 3rd resistor R3, diode D1, NPN triode Q1, relay KM1 and diode D2；Its One end of middle 3rd resistor R3 is coupled to the output end with door AND, and the other end is coupled to the positive pole of diode D1；Diode D1's Negative pole is coupled to the base stage of NPN triode Q；The grounded emitter of NPN triode Q, base stage coupling receives control OFF signal and by one 4th resistance R4 is with emitter stage altogether；Coil one end of relay KM1 is coupled to supply unit 4, and the other end is coupled to the NPN tri- The colelctor electrode of pole pipe Q1, its switch is set to three-way switch, including normally opened contact switch S1, normally opened contact switch S2 and normally closed touches Point switch S3, switchs S1 and is series on resistance R5, and the other end is connected with supply unit 4, and switch S2 is series on resistance R6, another Duan Yu cities are electrically connected, and switch S3 is series between air-conditioning and civil power；Diode D2, its positive pole is coupled to the collection of NPN triode Q1 Between the coil of electrode and relay KM1, negative pole is coupled to supply unit 4.

The specifically used process of the present embodiment is as follows：When precision air conditioner 5 is without leak, although the second conductor 112 and have Be provided with strong electrolyte 15 in the cavity 14 between the 4th conductor 122 on conductor piece, but strong electrolyte 15 be lenticular not Can be conductive, the second conductor 112 and the 4th conductor 122 are breaking, and without signal generation of dripping, the value of the output of detection means of dripping 1 is less than Reference voltage, comparator output low level, through with behind the door still be low level, now triode be not turned on.

When 5 leak of precision air conditioner, water can drop to dripping in detection means 1 of resting on the ground, because a left side is led The forceful electric power of lenticular is provided with cavity 14 between the second conductor 112 on body piece 11 and the 4th conductor 122 for having on conductor piece Solution matter 15, drips after being contacted with strong electrolyte 15, can dissolve strong electrolyte 15 and form solution, and the negative ions in solution can make Second conductor 112 is connected with the 4th conductor 122, therefore can export the signal that drips on the 3rd conductor 121, and detection means of dripping 1 is defeated The value for going out be more than reference voltage, comparator output high level, be input to delay circuit, time delay is exported afterwards for a period of time, afterwards with work as Under comparing output and rear output, if instantly comparing output still be high level, with door export control OFF signal be high level, Turn-on transistor, relay KM1 obtains electric, inner-core adhesive armature, and S1 and S2 is closed, and LED and electric bell conducting send acousto-optic Alarm signal；S3 disconnects, and precision air conditioner 5 is stopped.

The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (8)

1. a kind of IDC leaking air-conditionings detection alarm, including detection means of dripping（1）, control device（2）, warning device（3）With Supply unit（4）, it is characterised in that：The detection means of dripping（1）It is arranged at and precision air conditioner is located on ground（5）Lower section, The detection means of dripping（1）Including left conductor piece（11）, right conductor piece（12）And seat board（13）, left conductor piece（11）Led with the right side Body piece（12）Gap is set and left conductor piece（11）With right conductor piece（12）It is adhered to seat board（13）On, left conductor piece（11）With the right side Conductor piece（12）Between form cavity（14）, cavity（14）Inside it is provided with into the strong electrolyte of crystal state（15）, it is low in water droplet To cavity（14）In make strong electrolyte（15）It is dissolved in water and forms solution, and makes left conductor piece（11）With right conductor piece（12）Lead It is logical, send the signal that drips；

Warning device（3）, for sending sound, visual alarm, remind staff's air-conditioning to there is dripping phenomenon；

Control device（2）, with detection means of dripping（1）Signal is connected and and warning device（3）Control connection, receives and responds to The control OFF signal control warning device of signal output one that drips（3）Action, sends sound, light alarm information.

2. a kind of IDC leaking air-conditionings according to claim 1 detect alarm, it is characterised in that：The left conductor piece （11）Including the first conductor（111）And with the first conductor（111）Second conductor of connection（112）, the right conductor piece（12）Bag Include the 3rd conductor（121）And with the 3rd conductor（121）4th conductor of connection（122）, second conductor（112）With described Four conductors（122）Parallel and interval setting, second conductor（112）With the 4th conductor（122）Gap is set and the second conductor （112）With the 4th conductor（122）Between form the cavity（14）, the first conductor（111）With supply unit（4）Coupling, the 3rd Conductor（121）It is grounded by resistance R1, the 3rd conductor（121）With the tie point and the control device of resistance R1（2）Electricity Connect and export the signal that drips.

3. a kind of IDC leaking air-conditionings according to claim 2 detect alarm, it is characterised in that：The warning device（3） Including a LED, an electric bell, a resistance R5 and a resistance R6, electric bell is connected with R6, and the resistance R6 other ends are coupled to civil power, electric bell Other end ground connection, LED connects with resistance R5, the other end and supply unit of resistance R5（4）Connection, the minus earth of LED, institute State control device（2）The break-make and LED and supply unit of control electric bell and civil power（4）Break-make.

4. a kind of IDC leaking air-conditionings according to claim 3 detect alarm, it is characterised in that：The control device（2） According to the signal control warning device that drips（3）Keying, when detection means of dripping（1）Output is dripped signal beyond predetermined value and is held After the continuous scheduled time, control device（2）Control warning device（3）Start.

5. a kind of IDC leaking air-conditionings according to claim 4 detect alarm, it is characterised in that：The control device（2） Including,

One reference voltage generating circuit（21）, including resistance R2 and slide rheostat RP, resistance R2 and slide rheostat RP series connection, The other end of resistance R2 is coupled to supply unit（4）, the other end ground connection of slide rheostat RP, the sliding end of slide rheostat RP The reference voltage is produced between earth terminal；

One comparison circuit（22）, its input is coupled to the 3rd conductor（121）With the tie point of resistance R1, by dripping for receiving Signal compares with reference voltage and exports a control OFF signal；

One on-off circuit（24）, its input is coupled to comparison circuit（22）Output end.

6. a kind of IDC leaking air-conditionings according to claim 5 detect alarm, it is characterised in that：The comparison circuit （22）Including,

One comparator, with an in-phase input end, an inverting input and an output end, the in-phase input end is coupled to and drips Detection means（1）Output end, inverting input is coupled to the sliding end of slide rheostat RP, and letter is closed in the output end output control Number.

7. a kind of IDC leaking air-conditionings according to claim 5 detect alarm, it is characterised in that：The control device（2） Also include an anti-clutter circuit（23）, the anti-clutter circuit（23）Including delay circuit and with door AND；

Delay circuit, its input is coupled to the comparison circuit（22）Output end and export a time delay comparison signal；

With door AND, with two inputs and an output end, its first input end is coupled with the output end of delay circuit, the Two inputs and comparison circuit（22）Output end coupling, its output end is coupled to the on-off circuit（24）And export the control OFF signal.

8. a kind of IDC leaking air-conditionings according to claim 5 detect alarm, it is characterised in that：The on-off circuit （24）Including 3rd resistor R3, diode D1, NPN triode Q1, relay KM1 and diode D2；

One end of wherein 3rd resistor R3 is coupled to the output end with door AND, and the other end is coupled to the positive pole of diode D1；Two poles The negative pole of pipe D1 is coupled to the base stage of NPN triode Q；The grounded emitter of NPN triode Q, base stage coupling is received the control and is closed and believes Number and by one the 4th resistance R4 and emitter stage altogether；

Coil one end of relay KM1 is coupled to supply unit（4）, the other end is coupled to the colelctor electrode of the NPN triode Q1, its Switch is set to three-way switch, including normally opened contact switch S1, normally opened contact switch S2 and normally-closed contact switch S3, switch S1 strings It is coupled on the resistance R5, the other end and supply unit（4）Connection, switch S2 is series on the resistance R6, the other end and city Electricity electrical connection, switch S3 is series at air-conditioning and supply unit（4）Between；

Diode D2, its positive pole is coupled between the coil of the colelctor electrode of NPN triode Q1 and relay KM1, negative pole coupling In the supply unit（4）.