CN205983785U - Smoke alarm detection device - Google Patents

Abstract

The utility model discloses a smoke alarm detection device, including main tank and school frame, the school rack -mount in on the main tank, the main tank is provided with the switch board, switch board control smog gets into and detect the concentration of control smog in the main tank, the component is surveyed in the installation in the frame of school, be provided with first flue, second flue and third flue in the main tank, the inlet end of first flue is provided with branch cigarette board and gives vent to anger to hold and is provided with equal cigarette board, be provided with the guide plate in the second flue. Compared with the prior art, the utility model discloses simple structure is reliable, and it is with low costs to make the convenience, can produce the smog air current of even steady circulation to accurate detection smoke alarm.

Description

A kind of smoke alarm detection means

Technical field

This utility model is related to alarm detecting system, more particularly, to a kind of smoke alarm detection means.

Background technology

Smoke alarm, another name fire hazard aerosol fog alarm, Smoke Sensor, smoke inductor etc..Typically will be independent, real Produce product battery is powered or AC-powered battery is standby electricity, can send acousto-optic instruction during ready-made warning, referred to as free-standing cigarette Fog siren.Smoke alarm is made up of two parts：One is the inductive transducer for detecting smog, and two is that sound is very loud Bright electrical loudspeaker, once cause danger can watchful people in time.Smoke alarm utilizes the ionization of radioactive source americium to produce Positive and negative ion, each moves to positive and negative electrode in the presence of electric field.Under normal conditions, the electric current of inside and outside ionization chamber, electricity Pressure is all stable.Once there being smog to flee in disorder outer ionization chamber.Disturb the proper motion of charged particle, electric current, voltage just has Changed, destroyed the balance between inside and outside ionization chamber, then wireless transmitter is sent wireless alarm signal, notified connecing of a distant place Receive main frame, warning message is passed.

For expanding sale, enterprise image, make referred to as famous brand, the enterprise in future wants to the quality of smoke alarm Asking only can more and more higher.Smoke alarm produce after, and new product development out when, needs can carry out strict inspection Survey.And current enterprise, the not testing equipment of complete set and supporting monitoring system, inside existing Factory Building, inspection Surveying device it is simply that being placed on detected smoke alarm in one simple seal case, then smog being injected this case In vivo.It is mounted with the sensor of detectable concentration, the smokescope in sensor detection box body in casing.If reaching regulation Concentration, smoke alarm starts to report to the police, then illustrate that this smoke alarm is qualified.

Such detection mode is very backward, and, the smog in casing is that air-flow pours, therefore box house Smokescope is uneven, and smoke alarm is located in fixed position, can only measure the smokescope at this, have a strong impact on The accuracy of detection.Additionally, the smoke flow mixing agitation of box house is very severe, so when smoke alarm detects Wait, the numerical value detecting is beated very big.And, the sensing station installed inside smoke box and smoke alarm position are simultaneously It is not same place, therefore under the influence of above-mentioned two factor, may result in the smog that sensor and smoke alarm are monitored Concentration is in theory it is simply that different, and error between the two is also random it is impossible to later stage adjustment.Therefore, Such detection method is inaccurate.

So, in current industry, it is badly in need of a kind of accurate smoke alarm and detects smoke box, can accurately detect smog report The accuracy rate of alert device.

Utility model content

This utility model is directed to deficiency of the prior art, there is provided a kind of smoke alarm detection means, structure is simple Reliable, easily manufactured low cost, can accurately detect the accuracy rate of smoke alarm.

In order to solve above-mentioned technical problem, this utility model is addressed by following technical proposals：A kind of smog alarm Device detection means, including main tank and school frame, described school frame is installed on described main tank, and described main tank is provided with switch board, Described switch board controls smog to enter in described main tank and detects installs tested unit in the concentration controlling smog, described school frame Part, is provided with the first flue, the second flue and the 3rd flue in described main tank, the inlet end of described first flue is provided with a point cigarette Plate and outlet side is provided with equal cigarette plate, is provided with deflector in described second flue.

It is preferable that described main tank is additionally provided with storage smoke box in technique scheme, described main tank is connected with left attached case and the right side Attached case, described left attached case connects the first flue inlet end and the 3rd flue, and described right attached case connects the 3rd flue outlet side and the Two flues, are provided with described school frame between described second flue and described 3rd flue.

It is preferable that being provided with pump in described switch board and read cigarette device, described pump is connected with being fuming in technique scheme Device, described smoke generator is connected with described storage smoke box, is provided with PCB master control plate in described switch board, and described PCB master control plate connects institute State pump and described reading cigarette device.

It is preferable that described reading cigarette device is connected with into appendix and go out appendix in technique scheme, described enter appendix With described go out appendix be connected with described 3rd flue by pipeline.

This utility model is simple and reliable for structure, easily manufactured low cost, can produce the smoke flow of uniform and stable circulation, Thus accurately detecting smoke alarm.

Brief description

Fig. 1 is this utility model structural representation.

Fig. 2 is the left attached box structure schematic diagram of this utility model.

Fig. 3 is this utility model main tank structural representation.

Fig. 4 is the right attached box structure schematic diagram of this utility model.

Fig. 5 is this utility model switch board structural representation.

Fig. 6 is the first school rack construction schematic diagram of this utility model.

Fig. 7 is that the first school frame of this utility model opens rear schematic diagram.

Fig. 8 is this utility model second school rack construction schematic diagram.

Fig. 9 is this utility model equal cigarette plate structure schematic diagram.

Specific embodiment

With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings：As Fig. 1 to Fig. 9 institute Show, a kind of smoke alarm detection means, including main tank 1 and school frame 4, described school frame 4 is installed on described main tank 1, institute State main tank 1 and be provided with switch board 5, described switch board 5 controls smog to enter in described main tank 1 and detect and controls the dense of smog Degree, installs detected element in described school frame 4, is provided with the first flue 13, the second flue 12 and the 3rd flue in described main tank 1 11, the inlet end of described first flue 13 is provided with flue gas-dividing plate 131 and outlet side is provided with equal cigarette plate 132, described second flue It is provided with deflector 121 in 12.

Described main tank 1 is additionally provided with storage smoke box 6, and described main tank 1 is connected with left attached case 2 and right attached case 3, described left attached case 2 Connect the first flue 13 inlet end and the 3rd flue 11, described right attached case 3 connects the 3rd flue 11 outlet side and the second flue 12, Between described second flue 12 and described 3rd flue 11, described school frame 4 is installed.

It is provided with pump 51 in described switch board 5 and reads cigarette device 15, described pump 51 is connected with smoke generator 52, described smoke generator 52 It is connected with described storage smoke box 6, be provided with PCB master control plate 54 in described switch board 5, described PCB master control plate 54 connects described pump 51 With described reading cigarette device 15.

Described reading cigarette device 15 is connected with into appendix and go out appendix, described enter appendix and described go out appendix pass through pipe Road is connected with described 3rd flue 11.

It is provided with smoke-intake pipe 21, smoke-intake pipe 21 is connected with storage smoke box 6 in the attached case in a left side 2 of this device, and in left attached case 2 It is additionally provided with fan 22.Flue gas-dividing plate 131 is provided with some passages, is used for breaing up smog.This device, using left attached case 2 And right attached case 3 is coordinating main tank 1, thus reaching smog circulation.

School frame 4 structure of this programme is multiple, in order to adapt to different smoke alarms, and in order to Directly test the sensor produced.

As shown in accompanying drawing 6 and accompanying drawing 7, it is a kind of school frame 4, for placing smoke alarm, is detected.This school frame It is provided with the flat board 41 for placing Smoke Sensor in 4, the placement for laying Smoke Sensor is provided with flat board 41 Groove 42.

And be another kind of school frame 4 shown in accompanying drawing 8, in this school frame 4, it is provided with installing rack 43, on installing rack 43 More sensor can be installed.According to different tested original papers, different school frames 4 can be changed.This utility model adopts Modular design, casing and school frame 4 are carried out separate design, are realized to difference by the school frame 4 changing different The verification of the smoke alarm of model, saves the cost of company.

This device setting main tank 1 and school frame 4, main tank 1 is mainly for generation of the smoke flow of uniform and steady circulation, cigarette Fog flows into school frame 4, thus participating in detecting smoke alarm.And produce the smoke flow uniformly and steadily circulating, and And accurately know the smokescope of this air-flow, then need the help of switch board 5.This device, main tank 1 is divided into multiple structures, The responsibility that each structure is undertaken is different.Again under the cooperation of left attached case 2 and right attached case 3, realize smoke flow circulation.

This device passes through fan 22 and rotates generation air-flow, thus driving smog to circulate.The work of the flue gas-dividing plate 131 of this device With it is simply that preliminary breaks up smog so that dispersion is more uniform.All cigarette plates 132 are honeycomb nido structures, and smog can be entered by it Row is dredged so that smog is uniformly dispersed.In order to obtain more outstanding effect, equal cigarette plate can be set in the second flue 12 again 132, so that smog is more uniformly and steady.

The described PCB master control plate 54 of this device is also associated with electromagnetic valve 541, Pneumatic valve 542, pressure regulator valve 543 and switch electricity Source 544, is provided with digital readout temperature controller 55, display screen 551 and time switch 552 outside described switch board 5, described digital readout temperature controller is brilliant 55th, display screen 551 and time switch 552 signal connect described PCB master control plate 54, described digital readout temperature controller 55 and heater phase Even, described heater is arranged at below described smoke generator 52.Smoke generator 52 is heated, more good cigarette can be produced Mist is such that it is able to improve the work quality of this device.This device reads the air-flow of cigarette device 15, is the 3rd cigarette after school frame 4 Road 11 extracts, and therefore, will not produce impact it is ensured that detecting quality to the smoke flow of the uniform and stable circulation previously having manufactured.

This utility model is the equipment of the school machine in a kind of production process of smoke alarm and detection, is smoke alarm After being completed, alarm is carried out with the dedicated test smoke box of school machine and detection.This utility model improves alarm production process The production efficiency of middle alarm and stability

Under the conditions of currently available technology, detect two technological difficulties usually occurring during smoke alarm, one is to protect Steadily, two are to ensure that the accurate of data to card plume.

On each aspect in the section of school rack section, air must smoothly pass through school machine by certain wind speed to flue Frame is it is impossible to produce sinuous flow.Smog fifty-fifty must pass through school frame with air-flow, otherwise will have influence on stablizing of smoke alarm Property, and then have influence on testing result.

Because Smoke Sensor temperature influence is larger, the larger stability influence to sensor of morning and evening in the summer temperature difference is larger. Traditional detection mode is to be placed on inside flue by Smoke Sensor, can only read the smokescope of flue certain, and This Smoke Sensor is placed on inside smoke box, influences whether the plume stationarity within flue.

This utility model is for ensureing the solution that plume steadily provides：This utility model employs airtight racetrack Flue, makes smog in main tank internal motion by the drive of fan.Venthole on smoke-intake pipe 21 of the present utility model is uniformly arranged Cloth, this just can make smog fifty-fifty be distributed to inside the first flue 13.It is then passed through tentatively breaing up of fan 22 and flue gas-dividing plate 131 Afterwards, then by the equal cigarette plate 132 of honeycomb nido so that smog obtain further steady.Then under the driving of fan, smog Bend in right attached case for the air-flow, then by the combing of deflector 121, allow smoke flow carry out further smooth flow.? Smoke flow is carried out, after last dredging, make smoke flow smoothly through school frame by the equal cigarette plate of honeycomb nido afterwards. Through such setting, this device ensures that plume is steady.

This utility model drives fan 22 to rotate using brshless DC motor, by brush DC driver and hardware and software Coordinate directly to control the rotating speed of direct current generator, thus controlling the wind speed size of box house.

This utility model is for ensureing the accurately solution providing of detection data：Under the sensor reading cigarette device 53 Portion, increased heater, makes this sensor keep constant temperature by heater heating.Then it is monitored by digital readout temperature controller 55 With control it is ensured that this sensor keeps working at a constant temperature, thus to ensure the precision of this sensor.This utility model By reading the sensor reading entered appendix, equably pass through the constant temperature of reading cigarette device 53 after the smog within collection flue of cigarette device 53 Take the smokescope of box house.This addresses the problem Smoke Sensor under prior art, flue certain point internal can only be read Concentration and the problem having influence on the plume stability within flue.This programme can be accurate by reading the sensor of the constant temperature of cigarette device 53 The smokescope reading within flue, by liquid crystal display and different smokescopes can be adjusted, and ensure that smog is pressed Certain concentration is in smoke box inner loop.

The detection smoke box of this programme, through such setting it becomes possible to ensure accurately to read the concentration of smog, and, also Do not detect and provide good condition.When detecting smoke alarm, as long as tested smoke alarm is placed on school frame 4 On, then high-ranking officers' frame 4 is installed on main tank 1 it becomes possible to be have detected.

The workflow of this device：First ree-oil is filled into inside smoke generator 52 by pump 51, and it is high that smoke generator 52 passes through filling Pressure air produces smog, and smog enters storage smoke box 6 by pipeline and uniformly broken up.Smog in storage smoke box 6, by being installed on storage Another fans drive within smoke box 6, by smoke-intake pipe 21 even into the first flue 13.Smog within first flue 13 After tentatively breaing up through flue gas-dividing plate 131, then pass through equal cigarette plate 132, be then passed through right attached case and enter the second flue 12.In the second flue In 12, by deflector, smog is dredged, be then passed through two-layer equal cigarette plate 131 and dredge, form the smog of even.? Afterwards, this smog passes through school frame 4, starts to detect the tested original paper in school frame 4.Smog after completing to detect, enters into 3rd flue 11, then return in the first flue 13 via left attached case, thus forming airtight circulation.

Smokescope monitoring is carried out after concentration mensuration by the smog that pipeline extracts within the 3rd flue 11 by reading cigarette device 53 In returning to the 3rd flue 11, produce impact thus without on the smoke flow in school frame 4.

The so setting of this device is it becomes possible to detection smoke alarm whether conformance with standard.

The attached case in a left side in this programme 2 and right attached case 3, can be replaced using two pipelines, not interfere with basic function.But It is impossible to compare with right attached case 3 inner space with left attached case 2, the handling capacity of therefore smoke flow reduces the caliber of pipeline, and In pipeline, smoke flow can be possible to and become chaotic, and this may result in detection quality and can reduce.If having to adopt, Pipeline replaces, then pipeline wants effect good using Large Diameter Pipeline than using pipe with small pipe diameter.

Protection domain of the present utility model includes but is not limited to embodiment of above, and protection domain of the present utility model is to weigh Sharp claim is defined, and any replacement that those skilled in the art that this technology is made is readily apparent that, deformation, improvement each fall within Protection domain of the present utility model.

This utility model is simple and reliable for structure, easily manufactured low cost, can produce the smoke flow of uniform and stable circulation, Thus accurately detecting smoke alarm.

Claims (4)

1. a kind of smoke alarm detection means it is characterised in that：Including main tank（1）With school frame（4）, described school frame（4） It is installed on described main tank（1）On, described main tank（1）It is provided with switch board（5）, described switch board（5）Smog is controlled to enter described Main tank（1）Concentration that is interior and detecting control smog, described school frame（4）Interior installation detected element, described main tank（1）Interior setting There is the first flue（13）, the second flue（12）With the 3rd flue（11）, described first flue（13）Inlet end be provided with a point cigarette Plate（131）And outlet side is provided with equal cigarette plate（132）, described second flue（12）Inside it is provided with deflector（121）.

2. a kind of smoke alarm detection means according to claim 1 it is characterised in that：Described main tank（1）Also set up There is storage smoke box（6）, described main tank（1）It is connected with left attached case（2）With right attached case（3）, described left attached case（2）Connect the first flue （13）Inlet end and the 3rd flue（11）, described right attached case（3）Connect the 3rd flue（11）Outlet side and the second flue（12）, institute State the second flue（12）With described 3rd flue（11）Between described school frame is installed（4）.

3. a kind of smoke alarm detection means according to claim 2 it is characterised in that：Described switch board（5）Inside set It is equipped with pump（51）With reading cigarette device（15）, described pump（51）It is connected with smoke generator（52）, described smoke generator（52）It is connected with described storage Smoke box（6）, described switch board（5）Inside it is provided with PCB master control plate（54）, described PCB master control plate（54）Connect described pump（51）With Described reading cigarette device（15）.

4. a kind of smoke alarm detection means according to claim 3 it is characterised in that：Described reading cigarette device（15）Connect Have into appendix and go out appendix, described enter appendix and described go out appendix pass through pipeline and described 3rd flue（11）Phase Even.