自清洗過濾器關于當前暖通空調安裝技術中的難點分析
來源:北京萊(lai)金(jin)源水處理(li)技(ji)術有(you)限公司 閱讀(du):12887 更(geng)新時間:2025-09-01 09:40一、前言
暖(nuan)(nuan)通空調(diao)設備是(shi)一個龐大(da)而復雜(za)的(de)系(xi)統工程(cheng),大(da)到跟大(da)型的(de)高層(ceng)辦公樓,星級(ji)酒店(dian),小的(de)直接(jie)跟民(min)用的(de)建筑有(you)著重要的(de)關系(xi),其施(shi)工技術關系(xi)到管道工程(cheng)以及圖紙設計等關鍵技術,我(wo)們(men)作為專業的(de)暖(nuan)(nuan)通技術人員,必須嚴格把握好每道施(shi)工環(huan)節,保證建筑物的(de)暖(nuan)(nuan)通系(xi)統正常使用。
二、暖通(tong)空調(diao)安裝施(shi)工中普遍存在的(de)問題
(一(yi))管線、設備(bei)的定位和標(biao)高交叉方面
對于(yu)綜合性(xing)的(de)建(jian)筑物,吊頂(ding)空間內(nei)有空調末端設(she)備、送回風(feng)管(guan)(guan)(guan)、排(pai)風(feng)管(guan)(guan)(guan)、冷凍水(shui)管(guan)(guan)(guan)、冷凝水(shui)管(guan)(guan)(guan)、噴淋管(guan)(guan)(guan)、消防管(guan)(guan)(guan)、電(dian)氣橋架等專業管(guan)(guan)(guan)線。在(zai)(zai)圖紙標(biao)注不足的(de)情況下按圖進行施(shi)工,往往是(shi)先(xian)安裝的(de)管(guan)(guan)(guan)道施(shi)工很(hen)方便(bian),后安裝的(de)管(guan)(guan)(guan)道施(shi)工很(hen)困難,只能裝在(zai)(zai)不該安裝的(de)位置或標(biao)高上(shang),嚴重(zhong)影響工程質量和進度。針對以上(shang)問題,必須(xu)遵(zun)守管(guan)(guan)(guan)線工程綜合設(she)計原則:
1、根據管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)性能和用(yong)途(tu)的(de)(de)不(bu)(bu)同,建筑物中(zhong)(zhong)的(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)大致可分(fen)為以(yi)下幾(ji)類(lei)(lei):(1)給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):包(bao)(bao)(bao)(bao)括(kuo)生活給(gei)水(shui)(shui)(shui)、消防(fang)(fang)給(gei)水(shui)(shui)(shui)、生產用(yong)水(shui)(shui)(shui)等(deng)(deng);(2)排水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):包(bao)(bao)(bao)(bao)括(kuo)生活污水(shui)(shui)(shui)、生活廢水(shui)(shui)(shui)、消防(fang)(fang)排水(shui)(shui)(shui)、雨水(shui)(shui)(shui)、其他排水(shui)(shui)(shui)等(deng)(deng);(3)中(zhong)(zhong)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):包(bao)(bao)(bao)(bao)括(kuo)中(zhong)(zhong)水(shui)(shui)(shui)收集及中(zhong)(zhong)水(shui)(shui)(shui)供應;(4)熱(re)力(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):包(bao)(bao)(bao)(bao)括(kuo)采暖、熱(re)水(shui)(shui)(shui)供應及空(kong)(kong)(kong)調(diao)空(kong)(kong)(kong)氣處理設(she)備(bei)中(zhong)(zhong)所(suo)需的(de)(de)蒸(zheng)汽或(huo)熱(re)水(shui)(shui)(shui);(5)燃(ran)(ran)氣管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):有氣體(ti)(ti)燃(ran)(ran)料、液體(ti)(ti)燃(ran)(ran)料之分(fen);(6)空(kong)(kong)(kong)氣管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao):包(bao)(bao)(bao)(bao)括(kuo)通風(feng)工(gong)(gong)程、空(kong)(kong)(kong)調(diao)系統中(zhong)(zhong)的(de)(de)各類(lei)(lei)風(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),以(yi)及某些(xie)生產設(she)備(bei)所(suo)需的(de)(de)壓(ya)(ya)(ya)縮空(kong)(kong)(kong)氣管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan);(7)供配(pei)電(dian)線路或(huo)電(dian)纜:包(bao)(bao)(bao)(bao)括(kuo)動力(li)(li)配(pei)電(dian)、照(zhao)明配(pei)電(dian)、弱(ruo)電(dian)系統配(pei)電(dian)等(deng)(deng),其中(zhong)(zhong)弱(ruo)電(dian)部分(fen)包(bao)(bao)(bao)(bao)括(kuo)共(gong)用(yong)電(dian)視天(tian)線、通信、廣(guang)播(bo)及火災(zai)報警及智能建筑系統等(deng)(deng)。2、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線工(gong)(gong)程綜(zong)合設(she)計時(shi)(shi)各專業管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線互相避(bi)(bi)(bi)讓(rang)(rang)的(de)(de)原則如下:(1)小(xiao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)避(bi)(bi)(bi)讓(rang)(rang)大管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)。因(yin)小(xiao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)造(zao)(zao)價低易(yi)安裝(zhuang);(2)臨時(shi)(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線避(bi)(bi)(bi)讓(rang)(rang)永久(jiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線;(3)新建管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線避(bi)(bi)(bi)讓(rang)(rang)原有管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線;(4)壓(ya)(ya)(ya)力(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)避(bi)(bi)(bi)讓(rang)(rang)重力(li)(li)自流(liu)(liu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao),因(yin)為對重力(li)(li)自流(liu)(liu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)有坡度要求,不(bu)(bu)能隨意抬(tai)高(gao);(5)金(jin)屬(shu)(shu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)避(bi)(bi)(bi)讓(rang)(rang)非(fei)金(jin)屬(shu)(shu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。因(yin)為金(jin)屬(shu)(shu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)較(jiao)容易(yi)彎曲、切割和連接;(6)冷(leng)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)避(bi)(bi)(bi)讓(rang)(rang)熱(re)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。因(yin)為熱(re)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)往往需要做(zuo)保溫(wen)層(ceng),造(zao)(zao)價較(jiao)高(gao);(7)低壓(ya)(ya)(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)避(bi)(bi)(bi)讓(rang)(rang)高(gao)壓(ya)(ya)(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。因(yin)為高(gao)壓(ya)(ya)(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)造(zao)(zao)價高(gao)且(qie)安裝(zhuang)要求高(gao);(8)空(kong)(kong)(kong)氣管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)避(bi)(bi)(bi)讓(rang)(rang)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(指(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)徑相近時(shi)(shi))。因(yin)為水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)更宜短且(qie)直。
(二(er))設備(bei)噪聲超標(biao)方面
設(she)備噪(zao)音主(zhu)要來(lai)源于空調(diao)(diao)末端設(she)備碰(peng)撞,噪(zao)聲產生(sheng)(sheng)的(de)原(yuan)因主(zhu)要是設(she)計、安裝(zhuang)產生(sheng)(sheng),尤其是安裝(zhuang)所產生(sheng)(sheng)的(de)噪(zao)聲不容忽(hu)視。暖通空調(diao)(diao)除自(zi)身(shen)專(zhuan)(zhuan)業(ye)外還涉及建筑、聲樂、結構等各專(zhuan)(zhuan)業(ye),噪(zao)聲控制(zhi)需要各專(zhuan)(zhuan)業(ye)相互間的(de)協調(diao)(diao)配合。
(三(san))空調水系統(tong)水循環(huan)
水(shui)系統(tong)(tong)中央(yang)(yang)空調(diao)(diao)施工中最(zui)關鍵的(de)(de)環節(jie),施工出現問題(ti)會直接(jie)影響系統(tong)(tong)正常(chang)運行。中央(yang)(yang)空調(diao)(diao)冷凍水(shui)系統(tong)(tong)最(zui)常(chang)見的(de)(de)問題(ti)是冷凍水(shui)系統(tong)(tong)管道(dao)循環不(bu)暢。造(zao)成管道(dao)循環不(bu)良的(de)(de)原因是:1、管道(dao)因各專業管線(xian)交叉,施工中沒有協(xie)調(diao)(diao)處理好,造(zao)成管網出現許多氣囊,影響管網循環;2、空調(diao)(diao)水(shui)系統(tong)(tong)管道(dao)清洗不(bu)干凈,直接(jie)造(zao)成空調(diao)(diao)水(shui)系統(tong)(tong)堵塞(sai)。
(四(si))水(shui)凝結
空調系統(tong)在調試和(he)運行中會出現(xian)結露滴(di)(di)水(shui)(shui)(shui)(shui)的(de)現(xian)象,出現(xian)這一問題(ti)的(de)原因可能(neng)是由(you)于(yu)凝(ning)結水(shui)(shui)(shui)(shui)排(pai)水(shui)(shui)(shui)(shui)管(guan)的(de)坡度小(xiao),或根本沒有(you)(you)坡度而造(zao)成的(de)漏(lou)水(shui)(shui)(shui)(shui)。或由(you)于(yu)風機盤管(guan)的(de)集水(shui)(shui)(shui)(shui)盤安(an)裝不(bu)(bu)平(ping),或盤內排(pai)水(shui)(shui)(shui)(shui)口(kou)堵塞(sai)而盤水(shui)(shui)(shui)(shui)外溢(yi)。由(you)于(yu)冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)管(guan)及閥門(men)的(de)保溫(wen)質量差,保溫(wen)層未貼緊冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)管(guan)壁(bi),造(zao)成管(guan)道(dao)外壁(bi)空氣冷(leng)(leng)凝(ning)水(shui)(shui)(shui)(shui)的(de)滴(di)(di)水(shui)(shui)(shui)(shui)。還有(you)(you)的(de)是集水(shui)(shui)(shui)(shui)盤下表面的(de)二次(ci)凝(ning)結水(shui)(shui)(shui)(shui)滴(di)(di)水(shui)(shui)(shui)(shui)。因此管(guan)道(dao)安(an)裝和(he)保溫(wen)不(bu)(bu)良、管(guan)道(dao)與(yu)管(guan)件、管(guan)道(dao)與(yu)設備(bei)之間接觸不(bu)(bu)嚴密(mi)、管(guan)道(dao)安(an)裝違法操作規程(cheng)等都可能(neng)造(zao)成這一問題(ti)。管(guan)道(dao)、關鍵(jian)材料的(de)優劣(lie)直接影響著安(an)裝的(de)質量,所(suo)以在管(guan)材安(an)裝之前進行系統(tong)認真的(de)檢查是有(you)(you)必要的(de)。
三、施工技術難點的總結(jie)
(一(yi))設備噪聲超(chao)標處理(li)
1、設備安(an)裝
新(xin)風(feng)機(ji)(ji)(ji)、空調機(ji)(ji)(ji)安(an)裝采(cai)用(yong)(yong)(yong)彈簧阻尼減振器(qi),風(feng)機(ji)(ji)(ji)與(yu)(yu)風(feng)管連(lian)接采(cai)用(yong)(yong)(yong)軟連(lian)接,新(xin)風(feng)機(ji)(ji)(ji)組與(yu)(yu)水管采(cai)用(yong)(yong)(yong)軟接頭連(lian)接,風(feng)機(ji)(ji)(ji)盤管采(cai)用(yong)(yong)(yong)彈簧吊鉤,風(feng)機(ji)(ji)(ji)盤管與(yu)(yu)水管采(cai)用(yong)(yong)(yong)軟管連(lian)接。對空調機(ji)(ji)(ji)房(fang)進行吸(xi)(xi)音(yin)處理(li),比如在(zai)空調機(ji)(ji)(ji)房(fang)內采(cai)用(yong)(yong)(yong)隔聲(sheng)(sheng)(sheng)(sheng)材(cai)料做成圍(wei)護結構(gou),以防止設(she)(she)備噪聲(sheng)(sheng)(sheng)(sheng)外傳,或(huo)在(zai)機(ji)(ji)(ji)房(fang)內貼吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)材(cai)料:采(cai)用(yong)(yong)(yong)凹凸型吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)板作為機(ji)(ji)(ji)房(fang)墻面(mian)或(huo)吊頂板,以增(zeng)強吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)效(xiao)果:機(ji)(ji)(ji)房(fang)應盡量(liang)減少設(she)(she)置門(men)窗(chuang),且設(she)(she)置門(men)窗(chuang)應采(cai)用(yong)(yong)(yong)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)門(men)窗(chuang)或(huo)吸(xi)(xi)聲(sheng)(sheng)(sheng)(sheng)百葉窗(chuang),盡量(liang)減少設(she)(she)備噪聲(sheng)(sheng)(sheng)(sheng)外傳。
2、水管安裝
水(shui)管安裝要嚴格執行國家規(gui)范(fan),冷凍水(shui)主(zhu)干(gan)管及冷卻水(shui)管吊架(jia)要采(cai)(cai)用(yong)彈(dan)簧減振吊架(jia),而且(qie)吊架(jia)不能(neng)固定在(zai)樓(lou)板上,應(ying)盡量固定在(zai)梁(liang)上,或(huo)(huo)在(zai)梁(liang)與梁(liang)之(zhi)間架(jia)設槽鋼橫梁(liang)固定。水(shui)管穿(chuan)過(guo)樓(lou)板或(huo)(huo)過(guo)墻(qiang)必須采(cai)(cai)用(yong)套管,且(qie)套管與水(shui)管之(zhi)間要用(yong)阻(zu)燃材料(liao)填封。
3、風系統安裝
風(feng)(feng)管(guan)制(zhi)作安(an)裝要嚴格按照國家規范進(jin)行施工,在風(feng)(feng)機進(jin)出口安(an)裝阻(zu)抗消(xiao)聲(sheng)(sheng)器(qi),新風(feng)(feng)進(jin)口處采(cai)(cai)(cai)用(yong)(yong)消(xiao)聲(sheng)(sheng)百葉(xie),風(feng)(feng)管(guan)適當部位(wei)設(she)(she)置消(xiao)聲(sheng)(sheng)器(qi),風(feng)(feng)管(guan)彎頭(tou)部位(wei)設(she)(she)置消(xiao)聲(sheng)(sheng)彎頭(tou),空(kong)調和新風(feng)(feng)消(xiao)聲(sheng)(sheng)器(qi)的外部采(cai)(cai)(cai)用(yong)(yong)優質(zhi)(zhi)保溫材料保溫,與靜(jing)壓箱一樣其內(nei)貼優質(zhi)(zhi)吸音(yin)材料。由于送酬風(feng)(feng)管(guan)均采(cai)(cai)(cai)用(yong)(yong)低風(feng)(feng)速、大(da)風(feng)(feng)量以降低噪聲(sheng)(sheng),風(feng)(feng)管(guan)截(jie)面積(ji)比較大(da),如(ru)果風(feng)(feng)管(guan)安(an)裝強(qiang)度及其整體剛度不夠(gou),就會產生摩(mo)擦及振動噪聲(sheng)(sheng)。建議風(feng)(feng)管(guan)吊架盡可能采(cai)(cai)(cai)用(yong)(yong)橡膠減振墊,確保風(feng)(feng)管(guan)不產生振動噪聲(sheng)(sheng)。
4、冷(leng)凍水管主(zhu)管支(zhi)架安裝
根據銘源(yuan)凱德多年來(lai)的工(gong)程(cheng)安裝(zhuang)經(jing)驗發現(xian)噪音(yin)會沿冷凍(dong)主(zhu)管(guan)傳遞(di),隨著時(shi)間的推移,將會對設備運(yun)行帶來(lai)一定的損(sun)害(hai)。經(jing)過研究、試驗,對剛性(xing)支(zhi)架做出改(gai)進,即(ji)在原主(zhu)管(guan)剛性(xing)支(zhi)架上加裝(zhuang)彈(dan)簧減振(zhen)器(qi),使振(zhen)動及(ji)噪音(yin)被在樓板(ban)與剛性(xing)支(zhi)架之間的彈(dan)簧減振(zhen)器(qi)有效(xiao)消除。在筆者調(diao)查的某施(shi)工(gong)企業(ye)的幾個工(gong)程(cheng)施(shi)工(gong)中均采(cai)用了此(ci)工(gong)藝,并收到了良(liang)好的效(xiao)果(guo),故建議(yi)有關施(shi)工(gong)企業(ye),在機房內的供回水主(zhu)管(guan)、冷凍(dong)水主(zhu)管(guan)也使用此(ci)工(gong)藝施(shi)工(gong),消除噪音(yin)。
(二)解決(jue)水(shui)循環故障(zhang)方法(fa)
1、注重管道質(zhi)量
基(ji)于循環(huan)冷卻(que)水的以(yi)上特點,要求(qiu)管道連接(jie)方(fang)式考慮(lv)溫度、水壓(ya)、耐腐(fu)蝕、間隙使用故障(zhang),例如(ru)可以(yi)通過合理(li)安排(pai)管線坡度和標高、安裝(zhuang)排(pai)氣閥等方(fang)法(fa)改善水循環(huan)故障(zhang),在實際運用中有很強的操作(zuo)意義。
2、改善(shan)水質
對(dui)冷卻(que)循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)進(jin)行(xing)(xing)處(chu)理(li)分為物理(li)法(fa)(fa)和化(hua)學法(fa)(fa)兩種。對(dui)于冷卻(que)循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)系(xi)統(tong),可采(cai)用(yong)物理(li)法(fa)(fa)進(jin)行(xing)(xing)水(shui)(shui)(shui)質(zhi)處(chu)理(li),進(jin)行(xing)(xing)連(lian)續排(pai)污(wu),連(lian)續排(pai)污(wu)的(de)量控制是有一定(ding)(ding)(ding)(ding)標準的(de),在循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)量的(de)0.5-1-0%左右。對(dui)于新安裝(zhuang)的(de)水(shui)(shui)(shui)系(xi)統(tong),或(huo)是已完(wan)全除(chu)垢的(de)系(xi)統(tong),也可以進(jin)行(xing)(xing)每(mei)一周或(huo)兩周排(pai)污(wu)一次。化(hua)學法(fa)(fa)有投(tou)加水(shui)(shui)(shui)質(zhi)穩定(ding)(ding)(ding)(ding)劑法(fa)(fa)和離子交換法(fa)(fa)。投(tou)加水(shui)(shui)(shui)質(zhi)穩定(ding)(ding)(ding)(ding)劑法(fa)(fa)是向循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)中(zhong)投(tou)加具(ju)有阻垢、緩(huan)蝕、殺菌、滅藻作(zuo)用(yong)的(de)水(shui)(shui)(shui)質(zhi)穩定(ding)(ding)(ding)(ding)劑,對(dui)循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)進(jin)行(xing)(xing)處(chu)理(li)。投(tou)加的(de)水(shui)(shui)(shui)質(zhi)穩定(ding)(ding)(ding)(ding)劑配方,一般需進(jin)行(xing)(xing)水(shui)(shui)(shui)質(zhi)分析,并過(guo)動態(tai)模擬方式確定(ding)(ding)(ding)(ding)。同(tong)時需要(yao)注(zhu)意其緩(huan)蝕、阻垢、滅菌、防藻的(de)協同(tong)果。如果水(shui)(shui)(shui)質(zhi)穩定(ding)(ding)(ding)(ding)劑配方選擇不(bu)當,將(jiang)造成顧(gu)此(ci)失彼(bi)。對(dui)于空調冷卻(que)循(xun)(xun)環(huan)(huan)水(shui)(shui)(shui)來說,此(ci)方法(fa)(fa)技(ji)術要(yao)求較高(gao),操作(zuo)、管理(li)麻(ma)煩(fan),工(gong)程中(zhong)很(hen)少采(cai)用(yong)。
(三)水(shui)凝結解決方法(fa)
1、在設(she)(she)計管道時(shi)(shi),管道的長度(du)和(he)坡(po)度(du)都應適(shi)宜,否則會出(chu)現滴水現象。管道的安(an)裝和(he)布置(zhi)要適(shi)合(he)冷凝水的盡快排(pai)出(chu),必要時(shi)(shi)可以設(she)(she)置(zhi)水封(feng)裝置(zhi)。
2、注重材(cai)料的(de)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)。風管(guan)與(yu)冷(leng)凍水管(guan)必須注意保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen),管(guan)道的(de)保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)必須把握好兩個方面,一(yi)個是保(bao)(bao)(bao)(bao)證(zheng)其完整性,另(ling)一(yi)個是密閉性。管(guan)道保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)的(de)完整性要求(qiu)(qiu)不允許(xu)(xu)出(chu)現冷(leng)損的(de)存在的(de),一(yi)旦存在冷(leng)損的(de)表面,都應該(gai)進行保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)材(cai)料敷設隔熱(re)處理。而保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)的(de)密閉性則要求(qiu)(qiu)保(bao)(bao)(bao)(bao)證(zheng)所以保(bao)(bao)(bao)(bao)溫(wen)(wen)(wen)層面都不允許(xu)(xu)有任何破損,必須保(bao)(bao)(bao)(bao)證(zheng)密封不透氣。
(四)加強各專業配合
在(zai)中(zhong)央空調(diao)安裝(zhuang)過程中(zhong),涉及到多個專業(ye)之間(jian)的(de)配合(he),往(wang)往(wang)由于各專業(ye)之間(jian)缺乏良好(hao)溝(gou)通給施(shi)工造成諸多不(bu)便,甚至影響工期。主要有以下幾個方面(mian)問題:
1、工藝對土建的要求
(1)未將通(tong)(tong)風(feng)管(guan)道在混凝土墻、樓板等處預留(liu)的(de)(de)孔洞(dong)尺寸提供給土建(jian)專業,并落實(shi)到土建(jian)圖紙上(shang),造成施工時現鑿洞(dong),增加(jia)了不必要的(de)(de)開支,甚(shen)至影(ying)響了建(jian)筑結(jie)構強度,特別是大(da)型設(she)備(bei)的(de)(de)吊裝孔、人防工程的(de)(de)通(tong)(tong)風(feng)管(guan)、測壓管(guan)等預留(liu)孔洞(dong)預埋工作若做不好將難(nan)以處理。
(2)對(dui)土(tu)建未提(ti)出風道具體施工要求。如對(dui)通風豎井砌磚時應該用水(shui)泥(ni)砂(sha)漿抹面,保證風道內壁光滑不漏風。
(3)對機房(fang)排(pai)水(shui)未(wei)提出要求,結果出現(xian)機房(fang)無排(pai)水(shui)設(she)(she)施。冷(leng)凍機房(fang)應設(she)(she)排(pai)水(shui)溝和就(jiu)近設(she)(she)置(zhi)集水(shui)坑(keng)(keng),集水(shui)坑(keng)(keng)內設(she)(she)置(zhi)帶水(shui)位控制器(qi)的排(pai)水(shui)泵。特(te)別是地下室設(she)(she)備較(jiao)多,冷(leng)水(shui)機組(zu)、過濾器(qi)等都要定時沖洗,萬一系統跑水(shui)且機房(fang)內無排(pai)水(shui)設(she)(she)施,就(jiu)會發生設(she)(she)備被淹事故。
2、設備專業(ye)與土建專業(ye)間的協調
傳統的(de)敷管(guan)(guan)方(fang)式(shi)是在(zai)(zai)(zai)梁(liang)(liang)下吊(diao)設(she)(she),當(dang)管(guan)(guan)道多時(shi)務必使層高加高。但事(shi)實上(shang)(shang)這些(xie)管(guan)(guan)道是相對集中(zhong)的(de),因(yin)此使整個(ge)樓層提高顯(xian)然是不經濟(ji)的(de)。假如在(zai)(zai)(zai)結(jie)構(gou)(gou)設(she)(she)計時(shi),在(zai)(zai)(zai)梁(liang)(liang)內預(yu)(yu)埋(mai)金屬套管(guan)(guan),讓一些(xie)不太(tai)大(da)(da)的(de)管(guan)(guan)道穿(chuan)梁(liang)(liang)敷設(she)(she),既有效利用(yong)空間,又省(sheng)去支架吊(diao)架,結(jie)構(gou)(gou)上(shang)(shang)是完全能(neng)夠承受的(de)。另外,在(zai)(zai)(zai)走(zou)道、門洞上(shang)(shang)方(fang)的(de)梁(liang)(liang)、板(ban)內適(shi)當(dang)預(yu)(yu)埋(mai)一些(xie)套管(guan)(guan)以(yi)備應急之(zhi)需。對于復雜的(de)建筑物因(yin)建設(she)(she)周期長,難免(mian)修改或加管(guan)(guan),有備用(yong)預(yu)(yu)留(liu)洞就主動多了,梁(liang)(liang)內預(yu)(yu)留(liu)套管(guan)(guan),結(jie)構(gou)(gou)可以(yi)從配筋上(shang)(shang)加強(qiang),而要在(zai)(zai)(zai)梁(liang)(liang)內鑿(zao)洞就犯土建之(zhi)大(da)(da)忌(ji)了。
四、結束語(yu)
在(zai)暖(nuan)(nuan)通(tong)空調(diao)工程安裝施(shi)工過(guo)程中,除上(shang)述問題外,會(hui)不(bu)斷出(chu)現(xian)新的(de)(de)問題,管理(li)人員和技術(shu)人員在(zai)施(shi)工過(guo)程中不(bu)斷積(ji)累(lei)經驗,不(bu)斷加強專業技能,相信未(wei)來的(de)(de)暖(nuan)(nuan)通(tong)空調(diao)技術(shu)水平將會(hui)越來越高。