M426096 五、新型說明： 【新型所屬之技術領域】 本創作係為一種空氣取樣探測器的掃描分區裝置，尤指各取樣管内皆 設有吸氣裝置，而可避免習用其切換閥容易因老化或機件磨損導致干擾或 影響掃描分區判斷之正確性之問題，進而可達到提升偵測精確度之功效。 【先前技術】 一般具有多區保護監控及掃描分區功能之空氣取樣煙霧探測器，請參 鲁閱第-圖所示’其主要包含至少兩個取樣管u、一吸氣裝置12、一偵測腔 體20及-控制電路板13 ’其中該吸氣裝置12可為風扇該摘測腔體2〇内 叹有-煙霧伽器21，又該取樣管U内設置有切綱15，該切換閥15可 為電磁閥；使用時，不同的取樣管u係連接設置於不同之欲保護或監控的 工間且該切綱15於正常運射料開啟狀態，其動作原理係利用該吸 乳裝置12由欲保護或監控的空間中抽取空氣樣本22，再使該空氣樣本a H驗體2G内之煙_卿2卜而使該煙_丨· 21可偵測該空 _孔樣本22崎含之煙誠度，當贿霧濃度制數值或雜標準時， I控制電路板13 g卩可令警報裝置14發出警示城如聲響細光，同時， 為I找出破切可施發生火災之位置或空間該控制電路板U會進行俗稱掃 區的動作’也即以循序方式，在同一時間内只開啟其中一個取樣管 、換閥I5 其他取樣管u的切換閥巧，再依該煙霧侧器以所 測得之煙霧濃度高低變化，即可找出可能發生火災的確切位置或空間，該 & 1板13即可7顯不裝置W顯示相關之位置訊息，進而使該空氣取 樣轉_晴軸概⑽婦砸之目的。 M426096 該習用之空氣取樣煙霧探測器’其雖可達到定位火災發生位置及掃描 分區之目的，但其掃描分區功能係利用切換閥15之開啟或關閉來控制空氣 樣本22可否通過該取樣管11 ’惟因該切換閥15係屬機械結構，故容易因老 化或機件磨損’而導致閥件關閉時密合度不佳或閥件開啟時無法達到預定 角度或位置等問題，而會干擾或影響掃描分區判斷之正確性，進而會造成 偵測精確度之降低；此外’該習用之空氣取樣煙霧探測器僅具有單一之吸 氣裝置12，當該吸氣裝置12故障時，將導致所有的取樣管η無法正常運作 φ 取樣，進而造成使用上之不便；另外，不同的欲保護或監控的空間其氣壓 狀態與條件可能也不相同，例如半導體晶圓廠之無塵室（clean r〇〇m)係 設計成正壓空間而可避免灰塵進入，而某些傳染病之隔離病房則設計成負 壓空間而可避免傳染病菌跑出，因此單一之吸氣裝置12其轉速並無法一體 適用於不同的空間，而會造成不同的取樣管u所抽取到之空氣樣本22數量 不-致，導賴线樣本22巾_謎度可驗放域被轉，造成該煙 霧偵測器21靈敏度之調教設定不易，故實際使㈣可能因過於靈敏而頻頻 • 造成誤警報，進而導致使用上之困擾，因此實有改進之必要。 是故，如何將上述等缺失純摒除，即為本賴作人所欲解決之技術 困難點之所在。 【新型内容】 有鑑於現有之空氣取樣煙霧探測器，因其切換閥容易因老化或機件磨 損導致_時密合度不佳綱啟時無法達咖定角度或位置，而會干擾或 影響掃描分區職之正雜，造成制精確度降低之問題，耻本創作之 目的在於提供-触氣取樣探測器掃描分區裝置，藉由本創作各取樣管内 4 财26096 皆設有吸氣裝置，而可達到等同習用其切換閥之功效與作用，且該吸氣裝 置與取樣管之間並無機件磨損或密合度之問題，而可避免習用其切換間容 易因老化或機件磨損導致關閉時密合度不佳或開啟時無法達到預定角度或 位置，而干擾或影響掃描分區判斷之正確性，造成侧精碟度降低之問題， 進而可使本創作可達到提升偵測精確度之功效。 為達成以上之目的’摘作係提供-種线取樣探測n掃描分區裝 置，其包含： 一殼體，該殼體設有至少兩個取樣口與至少一個出風口； -取樣裝置’該取樣裝置設於該殼體内，該取樣裝置兩側分別延伸設 有至少兩個取樣管與至少—個出風f，該取樣管與該殼體其取樣口相穿 設，該出風管與該殼體其出風口相穿設； 至少兩個吸氣裝置，該吸氣裝置設置於該取樣裝置的取樣管内； 偵切腔體該摘測腔體設於該殼體内，該價測腔體與該取樣裝置相 接設，該偵測腔體内設有一煙霧偵測器； -控制電路板，該控制電路板設於該殼_，該控制電路板分別與該 吸氣裝置與煙霧偵測器電性連接； 藉由本創作各取樣管㈣設有贼裝置，而可達解同制其切換閥 之功效與作用，且該吸氣裝置與取樣管之間並無機件磨損或密合度之問 題’而可避免習料切換·㈣老化錢件磨損導致_時密合度不佳 s、’啟時無法達到預定角度或位置，而干擾或影響掃描分區判斷之正確 性，造成偵測精確度降低之問題’進而可使本創作可達到提升_精確度 M426096 【實施方式】 為使貴審查員方便簡捷瞭解本創作之其他特徵内容與優點及其所達 成之功效能夠更為顯現，茲將本創作配合附圖，詳細說明如下： 請參閱第二圖所示，本創作係提供一種空氣取樣探測器掃描分區裝 置，其包含： 一喊體3，該殼體3設有至少兩個取樣口 31與至少一個出風口 32 ; •一取樣裝置4 ’該取樣裝置4設於該殼體3内，該取樣裝置4兩側分別 籲延伸設有至少兩個取樣管41與至少一個出風管42，該取樣管“與該殼體 3其取樣口 31相穿設，該出風管42與該殼體3其出風口 32相穿設，又該 取樣裝置設有一第一連接部43及一第二連接部44，該第一連接部43與第 二連接部44可為支管或為接口； 至少兩個吸氣裝置5，該吸氣裝置5設置於該取樣裝置4的取樣管41 内，在本實施例中該吸氣裝置5之位置係靠近該殼體3之取樣口 31，該吸 氣裝置5可為風扇，又該吸氣裝置5 -側可設有一氣流感應$ 51 (士 fl〇w 春sensor) ’藉此，即可侧氣體流量大小，而使本創作可依據該氣體流量 大小調整該吸氣裝置5之轉速高低，進而使該吸氣裝置5可達到較佳之抽 氣取樣效果； 一偵測腔體6 ’該偵測腔體6設於該殼體3内，該偵測腔體6設有一第 一被連接部62與一第二被連接部63 ’該偵測腔體6其第一被連接部62及 第二被連接部63分別與該取樣裝置4其第一連接部43及第二連接部44相 接a又，又該第一被連接部62與第二被連接部63可為接口或為支管，該偵 測腔體6内設有一煙霧偵測器61 ’該煙霧偵測器61内尚包含有一發光元件 6 M426096 • 611及一受光元件612，該發光元件611可為雷射（Laser)或為發光二極 體（Light Emitting Diode，LED)，該受光元件612可為光二極體 (photodiode)； -控制電路板7，該控制電路板7設於該殼體3内，該控制電路板7分 顺舰餘置5、驗感應^51 ___ 61電性連接，請再配合參 閱第三圖所示’該控制電路板7内尚可包含有一處理單元71、一比較判斷 單元72與-儲存單元73，該處理單元71分別與該比較判斷單元72及儲存 #單元73電性連接，該比較判斷單元72也與聰存單元73電性連接其中 該儲存單元内儲存有第-須測值731與第二偵測值732，又該儲存單元犯 (Random Access Memory»RAM) ^mtm^Ylash Memory)或為其他非揮發性記憶體（N〇n_v〇latile此船巧^ ; 請再參閱第二圖所示’本創作尚可進—步包含有—警報裝置8，該警報 裝置8設於該殼體3 β，該警報裝置8與該控制電路板7電性連接，又該 警報裝置8可為蜂鳴器或為閃光警示燈，藉此，俾當煙霧濃度達到或超過 籲警報標準時，本創作即可發出聲響或閃光等警示訊息，而可提醒相關人員 前往現場處理；此外，本創作更可進一步包含有—顯示裝置9，該顯示裝置 9固設於殼體3 -側’又該顯示裝置9與控制f路板7電性連接； 清參閱第二圖、第四圖所示，俾當使用者將各該取樣管4 一端分別連 接置放在不同之欲保護或監控的空間，該吸氣裝置5即可由該欲保護或監 控的空間中抽取空氣樣本55，再將該空氣樣本55推送進該制腔體6内， 當該空氣樣本55通過該铜腔體6内的煙霧伽器61，且該空氣樣本55 内含有煙霧粒子551時’該煙霧細器61其發光元件611之光線66便會 7 M426096 打到該煙霧粒子551而產生散射，而使該散射後的光線66可打到該受光元 件612 ’而使該受光元件612可產生相對應之脈衝訊號該受光元件阳即 可將該脈衝m號傳送至該控制電路板7，而使該控制電路板7其處理單元 71可依該脈衝訊號之數量或強度等資訊，計算出代表空氣樣本55之煙魏 度的第-偵測值73卜該處理單元71可將該第一_值731暫存於該儲存 單7G 73内’俾當該第一偵測值731達到或超過一預設數值時，該控制電路 板7即可令該警報裝置8發出警示訊號如聲響或閃光，同時，該控制電路 _板7也會開始進行掃描分區動作，該處理單元71可以循序方式，在同一時 間内只令其中—個取樣管41的吸氣裝置5作動繼續抽取空氣樣本55,而令 ’、他取樣e 41触紐置5卿停止祕，該煙觀靡Μ其發光元件 611與受光元件612及控制電路板7其處理單元71即可依與前述相同之原 理，計算出代表此時該空氣樣本55之煙霧濃度的第二侧值7犯，而使該 控制電路板7其比較判斷翠元72可對該第一侧值731與第二偵測值观 進行比較判斷’俾當該第二偵測值732大於第一伽液？31時，即代表該 籲作動中的吸氣裝置5其取樣管41所對應的空間為可能發生火災之地點，此 時該比較判斷單元72即可傳送一控制訊號予該處理單元7ι，而使該處理軍 元Π可令職示裝置9顯示侧之位置訊息，而可供侧人員迅速趕往現 場處理’進而使本_可_定位錢發生位置及掃齡區之目的。 清再參閱第四圖所不’藉由本創作其各取樣管41内皆設有吸氣裝置5， 而使該吸氣裝置5除了可達到抽氣取樣之目的外，也可達到等同習用其切 換閥15之功效與作用，且該吸氣裝置5係利用運轉或停止來達到類似間件 之開或關的效果’因此該吸氣裝置5與取樣管41之間並無機件磨損或密合 8 M426096 度之問題’而可避免習用其切換閥15容易因老化或機件磨損，而導致關閉 時密合度不佳或開啟時無法達到預定角度或位置，而會干擾或影響掃描分 區判斷之正確性，造成偵測精確度降低之問題，進而可使本創作可達到提 升掃描分區判斷之正確性及偵測精確度之功效；此外’又藉由各取樣管41 内皆設有吸氣裝置5，俾當其中-個吸氣裝置5故障時，其他的取樣管41 與吸氣裝置5仍可正常運作，而可避免習用因吸氣裝置12故障而導致全機 停擺之缺失，使本創作可兼具可提升使用便利性之功效；另外，再藉由該 •吸氣裝置5可依據該氣流感應器51所測得之氣體流量大小而調整其轉速， 也即各吸氣裝置5可依不同的空間其氣壓狀態或條件調整其轉速大小，而 可使各取樣管41所抽取到之空氣樣本55其數量皆縣姻的比例，而可 便於設定該煙霧偵測器61其靈敏度並減少誤警報之發生，進而可使本創作 兼具可達到更佳使用便利性之功效。 為使本創作更加顯現出其進步性與實用性，茲與習用作一比較分析如 下： φ 習用技術： 1、 切換閥易因老化或機件磨損而導致開關動作不順或不完全，致使掃 描分區判斷之正確性及偵測精確度降低。 2、 吸氣裝置故障時全機即無法運作，造成使用上之不便。 3、 偵測靈敏度不易調整設定，容易產生誤警報。 本創作優點： 1、吸氣裝置可取代並達到等同切換閥之效果，同時並無閥件易磨損之 缺失，而可使掃描分區判斷之正確性及偵測精確度提升。 9 M426096 2、 具多組獨立之吸氣裝置，單一組吸氣裝置故障時，其他吸氣裝置仍 可運作，提升使用便利性。 3、 可便於設定偵測靈敏度，不易產生誤警報。 【圖式簡單說明】 第一圖係為習用之動作示意圖。 第二圖係為本創作之架構組合示意圖。 第三圖係為本創作其控制電路板之方塊示意圖。 第四圖係為本創作之動作示意圖。 【主要元件符號說明】 ll···取樣管 12…吸氣裝置 13···控制電路板 14…警報裝置 15…切換閥 16…顯示裝置 20…偵測腔體 21…煙霧偵測器 22…空氣樣本 3…殼體 3l···取樣口 32…出風口 4…取樣裝置 4l···取樣管 42…出風管 43…第一連接部 44…第二連接部 5…吸氣裝置 51…氣流感應器 55…空氣樣本 551…煙霧粒子 6…偵測腔體 61…煙霧偵測器 611…發光元件 612···受光元件 62…第一被連接部 63…第二被連接部 66…光線 7…控制電路板 71…處理單元 72…比較判斷單元 73…儲存單元 73l···第一偵測值 732···第二偵測值 8…警報裝置 9…顯示裝置M426096 V. New description: [New technical field] This is a scanning and partitioning device for air sampling detectors, especially if there are suction devices in each sampling tube, and it is easy to avoid the use of its switching valve due to aging or The wear and tear of the machine causes interference or affects the correctness of the scanning zone judgment, thereby improving the detection accuracy. [Prior Art] Generally, the air sampling smoke detector with multi-zone protection monitoring and scanning partition function, please refer to the figure-picture, which mainly includes at least two sampling tubes u, one suction device 12, and one detection. The cavity 20 and the control circuit board 13', wherein the air suction device 12 can be a fan, the smoke extraction device 2 is sighed with a smoke gamma 21, and the sampling tube U is provided with a kerf 15 15 may be a solenoid valve; in use, different sampling tubes u are connected to different working spaces to be protected or monitored and the cutting 15 is in the normal moving material opening state, and the action principle is to utilize the breast pumping device 12 The air sample 22 is extracted from the space to be protected or monitored, and then the smoke sample _ 丨 21 is detected in the air sample a H test body 2G to detect the empty _ hole sample 22 Smoke degree, when the value of the bribe density is set or the standard value, the I control circuit board 13 g卩 can cause the alarm device 14 to sound the city as a sound, and at the same time, find the location or space where the fire can be fired. The control circuit board U will perform the action of the common name sweeping area, that is, in a sequential manner, At the same time, only one of the sampling tubes, the valve I5, and the other sampling tubes u can be opened, and the smoke detector can be used to find the exact location or space where the fire may occur according to the measured smoke concentration. , the & 1 board 13 can display the relevant position information, and then the air sampling is turned to the purpose of the woman. M426096 The conventional air sampling smoke detector's can achieve the purpose of locating the fire occurrence location and scanning partition, but its scanning partition function utilizes the opening or closing of the switching valve 15 to control whether the air sample 22 can pass through the sampling tube 11' However, because the switching valve 15 is a mechanical structure, it is easy to cause poor sealing when the valve member is closed or the predetermined angle or position cannot be reached when the valve member is opened due to aging or wear of the machine, which may interfere or affect the scanning. The correctness of the partition judgment will in turn lead to a decrease in detection accuracy; in addition, the conventional air sampling smoke detector has only a single air suction device 12, and when the air suction device 12 fails, all the sampling tubes will be caused. η can not operate normally φ sampling, which in turn causes inconvenience in use; in addition, the space to be protected or monitored may have different air pressure conditions and conditions, such as the clean room of a semiconductor fab (clean r〇〇m) It is designed as a positive pressure space to prevent dust from entering, and the isolation ward of some infectious diseases is designed to be a negative pressure space to avoid infectious diseases. Therefore, the speed of the single suction device 12 cannot be integrated into different spaces, and the number of air samples 22 drawn by different sampling tubes u is not correct, and the guide line sample 22 towel _ mystery can be The detection field is transferred, which makes the sensitivity setting of the smoke detector 21 difficult. Therefore, the actual (4) may be too sensitive and frequently caused by false alarms, which may cause troubles in use, and thus it is necessary to improve. Therefore, how to remove the above-mentioned defects purely is the technical difficulty point for the person to solve. [New content] In view of the existing air sampling smoke detector, because the switching valve is prone to aging or wear and tear of the machine, the sealing angle is not good, and the angle or position cannot be reached, which may interfere with or affect the scanning zone. The job is mixed, causing the problem of reduced accuracy. The purpose of Shame's creation is to provide a gas-sampling sampling detector scanning partition device. With the creation of each of the sampling tubes, the 46,000 26096 has a suction device, which can be equivalent. The function and function of the switching valve are adopted, and the problem of the wear or the adhesion of the inorganic member between the suction device and the sampling tube can be avoided, and the switching between the switching room is easy to be caused by the aging or the wear of the machine parts, and the sealing is not good. Or the opening angle can not reach the predetermined angle or position, and the interference or influence on the correctness of the scanning partition judgment, resulting in the problem of the reduction of the side precision disc, thereby enabling the creation to improve the detection accuracy. In order to achieve the above object, the invention provides a seed sampling detection n-scanning partitioning device, which comprises: a casing provided with at least two sampling ports and at least one air outlet; - a sampling device 'the sampling device Provided in the housing, at least two sampling tubes and at least one outlet f are respectively extended on two sides of the sampling device, and the sampling tube is disposed through the sampling port of the housing, the outlet tube and the shell The air outlet is disposed through the air outlet; at least two air suction devices are disposed in the sampling tube of the sampling device; the detecting cavity is disposed in the housing, and the measuring cavity is The sampling device is connected to the detector chamber, and a smoke detector is disposed in the detection chamber; a control circuit board is disposed on the shell _, the control circuit board and the air suction device and the smoke detector respectively Electrical connection; by the creation of each sampling tube (four) with a thief device, and can achieve the same effect and role of its switching valve, and the problem of wear or adhesion between the suction device and the sampling tube And can avoid the switch of the material. (4) The wear and tear of the aged money is caused by _ Poor adhesion s, 'can not reach the predetermined angle or position when starting, and interfere with or affect the correctness of the scanning partition judgment, resulting in the problem of reduced detection accuracy' and thus the creation can be improved_Precision M426096 Ways: In order to make it easier for your examiner to understand the other features and advantages of this creation and the effects achieved, you can use this drawing together with the drawings to explain in detail as follows: Please refer to the second figure, this book The creation department provides an air sampling detector scanning partitioning device, comprising: a shouting body 3, the housing 3 is provided with at least two sampling ports 31 and at least one air outlet 32; • a sampling device 4' In the housing 3, at least two sampling tubes 41 and at least one air outlet tube 42 are respectively extended on both sides of the sampling device 4, and the sampling tube "passes through the sampling port 31 of the housing 3, The air outlet tube 42 is disposed through the air outlet 32 of the housing 3. The sampling device is provided with a first connecting portion 43 and a second connecting portion 44. The first connecting portion 43 and the second connecting portion 44 can be Branch pipe or interface; At least two air suction devices 5 are disposed in the sampling tube 41 of the sampling device 4. In the embodiment, the air suction device 5 is located near the sampling port 31 of the housing 3, and the suction device The gas device 5 can be a fan, and the air suction device 5 - side can be provided with an air flow sensing $ 51 (snap fl〇w spring sensor) 'by this, the side gas flow rate can be made, so that the creation can be based on the gas flow rate Resizing the rotation speed of the air suction device 5, so that the air suction device 5 can achieve a better air sampling effect; a detecting cavity 6' is disposed in the casing 3, the detecting The measuring chamber 6 is provided with a first connected portion 62 and a second connected portion 63'. The detecting chamber 6 has its first connected portion 62 and the second connected portion 63 respectively associated with the sampling device 4 The connecting portion 43 and the second connecting portion 44 are connected to each other. The first connected portion 62 and the second connected portion 63 can be connected or branched. The detecting chamber 6 is provided with a smoke detector 61. The smoke detector 61 further includes a light-emitting element 6 M426096 • 611 and a light-receiving element 612, which may be a laser (L) As a light emitting diode (LED), the light receiving element 612 can be a photodiode; a control circuit board 7, the control circuit board 7 is disposed in the housing 3, the control The circuit board 7 is divided into the remaining 5 of the ship, and the sensing ^51 ___ 61 is electrically connected. Please refer to the third figure as shown in the third figure. The control circuit board 7 may further include a processing unit 71 and a comparison determining unit 72. - a storage unit 73, the processing unit 71 is electrically connected to the comparison determination unit 72 and the storage # unit 73, and the comparison determination unit 72 is also electrically connected to the storage unit 73, wherein the storage unit stores the first-to-be-tested The value 731 and the second detection value 732, and the storage unit (Random Access Memory»RAM) ^mtm^Ylash Memory) or other non-volatile memory (N〇n_v〇latile this boat skill ^; please refer again In the second figure, the present invention is further provided with an alarm device 8, which is provided in the housing 3β, and the alarm device 8 is electrically connected to the control circuit board 7, and the alarm device is further provided. 8 can be a buzzer or a flashing warning light, thereby, when the smoke concentration reaches or When the alarm threshold is exceeded, the creation can send a warning message such as a sound or a flash, and the relevant person can be reminded to go to the site for processing; in addition, the creation can further include a display device 9 fixed to the housing 3 - The side display device 9 is electrically connected to the control f-board 7; as shown in the second and fourth figures, when the user connects the ends of the sampling tubes 4 respectively, they are differently protected. Or the monitored space, the getter device 5 can extract the air sample 55 from the space to be protected or monitored, and then push the air sample 55 into the cavity 6, when the air sample 55 passes through the copper cavity. When the smoke gamma 61 in the air sample 55 contains the smoke particles 551, the light ray 66 of the smog element 61 of the smog element 61 will hit the smoke particle 551 to cause scattering, and the scattering is caused. The light ray 66 can be driven to the light-receiving element 612 ′ to enable the light-receiving element 612 to generate a corresponding pulse signal. The light-receiving element can transmit the pulse m number to the control circuit board 7 to make the control circuit board. 7 its treatment The unit 71 can calculate the first detected value 73 representing the smoke of the air sample 55 according to the quantity or intensity of the pulse signal, and the processing unit 71 can temporarily store the first value 731 in the storage list. In the 7G 73, when the first detection value 731 reaches or exceeds a preset value, the control circuit board 7 can cause the alarm device 8 to emit an alarm signal such as a sound or a flash, and at the same time, the control circuit_board 7 The scanning partitioning operation is also started. The processing unit 71 can sequentially select only the air suction device 5 of the sampling tube 41 to continue to extract the air sample 55 at the same time, so that he samples the e 41 touch button. The illuminating element 611 and the light receiving element 612 and the control circuit board 7 of the processing unit 71 can calculate the smoke concentration of the air sample 55 at the same time according to the same principle as described above. The second side value is 7, and the control circuit board 7 compares and judges the Tsuiyuan 72 to compare the first side value 731 with the second detected value view. 'When the second detection value 732 is greater than the first value One gamma liquid? At 31 o'clock, it means that the space corresponding to the sampling tube 41 of the aspirating device 5 in the action is a place where a fire may occur, and at this time, the comparison judging unit 72 can transmit a control signal to the processing unit 7ι, and The processing of the military squad can make the position information of the display device 9 display side, and the available personnel can quickly rush to the scene to process 'and thus enable the _ _ to locate the location of the money and the purpose of the sweeping area. Further, referring to the fourth figure, the suction device 5 is provided in each of the sampling tubes 41, and the suction device 5 can achieve the same purpose as the suction sampling. The function and effect of the valve 15 and the aspirating device 5 are operated or stopped to achieve the effect of opening or closing of a similar member. Therefore, the inorganic member is worn or tightly sealed between the suction device 5 and the sampling tube 41. The problem of M426096 degree can avoid the use of its switching valve 15 easily due to aging or wear and tear of the machine, resulting in poor sealing when closing or unable to reach a predetermined angle or position when opening, which may interfere with or affect the correctness of the scanning zone judgment. The problem of the detection accuracy is reduced, so that the creation can improve the accuracy of the scanning zone determination and the detection accuracy; in addition, the suction device 5 is provided in each sampling tube 41. When one of the suction devices 5 fails, the other sampling tubes 41 and the suction device 5 can still operate normally, and the use of the suction device 12 to avoid the failure of the whole machine can be avoided, so that the creation can be combined. With mention The efficiency of the convenience is used. In addition, the air suction device 5 can adjust the rotation speed according to the gas flow rate measured by the air flow sensor 51, that is, the air suction device 5 can change its air pressure according to different spaces. The state or condition adjusts the magnitude of the rotation speed, so that the number of the air samples 55 drawn by each sampling tube 41 is the ratio of the county, and the sensitivity of the smoke detector 61 can be easily set and the occurrence of false alarms can be reduced. This creation can be combined to achieve better use convenience. In order to make this creation more progressive and practical, a comparative analysis is used as follows: φ Conventional technology: 1. The switching valve is easy to cause the switch to malfunction or incomplete due to aging or wear of the machine, resulting in scanning partition. The correctness of the judgment and the accuracy of detection are reduced. 2. When the suction device fails, the whole machine cannot operate, resulting in inconvenience in use. 3. The detection sensitivity is not easy to adjust the setting, and it is easy to generate false alarms. The advantages of this creation: 1. The suction device can replace and achieve the effect of the equivalent switching valve, and there is no shortage of the valve member to wear, so that the correctness of the scanning zone determination and the detection accuracy can be improved. 9 M426096 2. With multiple sets of independent suction devices, when the single group suction device fails, other suction devices can still operate, which improves the convenience of use. 3. It is convenient to set the detection sensitivity and it is not easy to generate false alarms. [Simple description of the diagram] The first diagram is a schematic diagram of the action of the conventional. The second picture is a schematic diagram of the architecture of the creation. The third figure is a block diagram of the control circuit board for this creation. The fourth picture is a schematic diagram of the action of this creation. [Description of main component symbols] ll···Sampling tube 12... Suction device 13···Control circuit board 14...Alarm device 15...Switching valve 16...Display device 20...Detecting cavity 21...Smoke detector 22... Air sample 3...Casing 3l···Sampling port 32...Outlet port 4...Sampling device 4l···Sampling tube 42...Outlet duct 43...First connecting portion 44...Second connecting portion 5...Suction device 51... Air flow sensor 55...air sample 551...smoke particle 6...detection cavity 61...smoke detector 611...light-emitting element 612··receiving element 62...first connected part 63...second connected part 66...light 7...control circuit board 71...processing unit 72...comparison determination unit 73...storage unit 73l···first detection value 732···second detection value 8...alarm device 9...display device