一(Yi)、(?)防(Fang)水(Shui)套(Tao)管(Guan)说(Shuo)明(Ming)
柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)适(Shi)用(Yong)于(Yu)有(You)地(Di)震(Zhen)设(She)防(Fang)要(Yao)求(Qiu)的(De)地(Di)区(Qu),(?)管(Guan)道(Dao)穿(Chuan)墙(Qiang)处(Chu)承(Cheng)受(Shou)振(Zhen)动(Dong)和(He)管(Guan)道(Dao)伸(Shen)缩(Suo)变(Bian)形(Xing),(?)或(Huo)有(You)严(Yan)密(Mi)防(Fang)水(Shui)要(Yao)求(Qiu)的(De)建(Jian)筑(Zhu)物(Wu),(?)按(An)结(Jie)构(Gou)柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)分(Fen)为(Wei)A型(Xing)和(He)B型(Xing),(?)A型(Xing)一(Yi)般(Ban)用(Yong)在(Zai)水(Shui)池(Chi)或(Huo)穿(Chuan)入(Ru)墙(Qiang)内(Nei),(?)B型(Xing)用(Yong)于(Yu)穿(Chuan)入(Ru)构(Gou)建(Jian)筑(Zhu)物(Wu)外(Wai)墙(Qiang),(?)另(Ling)外(Wai)密(Mi)封(Feng)圈(Quan)也(Ye)有(You)区(Qu)别(Bie),(?)Ⅰ(?)型(Xing)密(Mi)封(Feng)圈(Quan)用(Yong)于(Yu)一(Yi)般(Ban)防(Fang)水(Shui)要(Yao)求(Qiu),(?)Ⅱ(?)型(Xing)密(Mi)封(Feng)圈(Quan)用(Yong)于(Yu)较(Jiao)严(Yan)密(Mi)的(De)防(Fang)水(Shui)要(Yao)求(Qiu)。(?)按(An)形(Xing)状(Zhuang)分(Fen)为(Wei)锥(Zhui)形(Xing)圈(Quan)和(He)圆(Yuan)形(Xing)圈(Quan)。(?)当(Dang)柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)的(De)安(An)装(Zhuang)与(Yu)其(Qi)他(Ta)设(She)备(Bei)连(Lian)接(Jie)的(De)比(Bi)较(Jiao)近(Jin),(?)比(Bi)如(Ru)泵(Beng)或(Huo)增(Zeng)压(Ya)设(She)备(Bei),(?)应(Ying)在(Zai)其(Qi)他(Ta)设(She)备(Bei)的(De)前(Qian)端(Duan)加(Jia)装(Zhuang)柔(Rou)性(Xing)接(Jie)头(Tou),(?)起(Qi)到(Dao)很(Hen)好(Hao)的(De)保(Bao)护(Hu)作(Zuo)用(Yong)。(?)
二(?)、(?)防(Fang)水(Shui)套(Tao)管(Guan)作(Zuo)用(Yong)
柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)在(Zai)管(Guan)路(Lu)铺(Pu)设(She)中(Zhong)起(Qi)到(Dao)至(Zhi)关(Guan)重(Zhong)要(Yao)的(De)作(Zuo)用(Yong),(?)怎(Zen)样(Yang)保(Bao)障(Zhang)柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)安(An)全(Quan)的(De)运(Yun)转(Zhuan)是(Shi)个(Ge)焦(Jiao)点(Dian)问(Wen)题(Ti),(?)巩(Gong)义(Yi)润(Run)达(Da)简(Jian)述(Shu)柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)在(Zai)管(Guan)路(Lu)铺(Pu)设(She)中(Zhong)运(Yun)行(Xing)技(Ji)术(Shu)。(?)
三(San)、(?)防(Fang)水(Shui)套(Tao)管(Guan)常(Chang)识(Shi)
套(Tao)管(Guan)怎(Zen)样(Yang)防(Fang)止(Zhi)水(Shui)击(Ji)的(De)几(Ji)点(Dian)常(Chang)识(Shi):(?)
1、(?)降(Jiang)低(Di)波(Bo)速(Su),(?)对(Dui)给(Gei)定(Ding)的(De)流(Liu)量(Liang)变(Bian)化(Hua),(?)压(Ya)力(Li)变(Bian)化(Hua)与(Yu)波(Bo)速(Su)的(De)传(Chuan)播(Bo)成(Cheng)正(Zheng)比(Bi),(?)所(Suo)以(Yi)降(Jiang)低(Di)波(Bo)速(Su)对(Dui)于(Yu)控(Kong)制(Zhi)瞬(Shun)变(Bian)总(Zong)有(You)好(Hao)处(Chu)。(?) 降(Jiang)低(Di)波(Bo)速(Su)可(Ke)以(Yi)通(Tong)过(Guo)以(Yi)下(Xia)方(Fang)法(Fa):(?)(1)掺(Chan)进(Jin)空(Kong)气(Qi);(?)(2)采(Cai)用(Yong)非(Fei)圆(Yuan)形(Xing)管(Guan)道(Dao)。(?)
2、(?)安(An)装(Zhuang)水(Shui)击(Ji)消(Xiao)除(Chu)器(Qi)。(?)当(Dang)管(Guan)路(Lu)中(Zhong)压(Ya)力(Li)升(Sheng)高(Gao)时(Shi)弹(Dan)簧(Huang)受(Shou)到(Dao)压(Ya)缩(Suo),(?)于(Yu)是(Shi)打(Da)开(Kai)了(Liao)水(Shui)的(De)通(Tong)路(Lu),(?)水(Shui)被(Bei)排(Pai)出(Chu)而(?)泄(Xie) 压(Ya),(?)因(Yin)此(Ci)降(Jiang)低(Di)了(Liao)水(Shui)击(Ji)压(Ya)力(Li)。(?)
3、(?)适(Shi)当(Dang)加(Jia)大(Da)管(Guan)径(Jing),(?)限(Xian)制(Zhi)流(Liu)速(Su)可(Ke)减(Jian)小(Xiao)水(Shui)击(Ji)强(Qiang)度(Du);
4、(?)设(She)置(Zhi)止(Zhi)回(Hui)阀(Fa),(?)水(Shui)击(Ji)危(Wei)害(Hai)的(De)大(Da)小(Xiao)与(Yu)阀(Fa)门(Men)关(Guan)闭(Bi)时(Shi)间(Jian)的(De)长(Chang)短(Duan)有(You)关(Guan),(?)阀(Fa)门(Men)关(Guan)闭(Bi)越(Yue)快(Kuai),(?)水(Shui)击(Ji)的(De)危(Wei)害(Hai)越(Yue)大(Da);(?)关(Guan)闭(Bi)缓(Huan)慢(Man),(?)危(Wei)害(Hai)越(Yue)小(Xiao),(?)要(Yao)合(He)理(Li)增(Zeng)加(Jia)管(Guan)路(Lu)阀(Fa)门(Men)关(Guan)闭(Bi)时(Shi)间(Jian),(?)缓(Huan)慢(Man)操(Cao)作(Zuo),(?)要(Yao)绝(Jue)对(Dui)禁(Jin)止(Zhi)突(Tu)然(Ran)关(Guan)闭(Bi)阀(Fa)门(Men)。(?)
5、(?)在(Zai)管(Guan)网(Wang)上(Shang)按(An)照(Zhao)规(Gui)定(Ding)安(An)装(Zhuang)溢(Yi)流(Liu)阀(Fa),(?)当(Dang)超(Chao)过(Guo)调(Diao)定(Ding)压(Ya)力(Li)时(Shi)阀(Fa)门(Men)打(Da)开(Kai)。(?)
6、(?)在(Zai)较(Jiao)长(Chang)的(De)管(Guan)道(Dao)上(Shang)设(She)置(Zhi)调(Diao)压(Ya)室(Shi),(?)缩(Suo)短(Duan)管(Guan)道(Dao)长(Chang)度(Du),(?)减(Jian)小(Xiao)相(Xiang)长(Chang),(?)可(Ke)以(Yi)缓(Huan)和(He)水(Shui)击(Ji)。(?)
7、(?)对(Dui)各(Ge)过(Guo)流(Liu)部(Bu)件(Jian)进(Jin)行(Xing)合(He)理(Li)的(De)设(She)计(Ji),(?)并(Bing)通(Tong)过(Guo)完(Wan)善(Shan)的(De)管(Guan)理(Li)制(Zhi)度(Du)和(He)严(Yan)格(Ge)执(Zhi)行(Xing)操(Cao)作(Zuo)规(Gui)程(Cheng),(?)及(Ji)时(Shi)维(Wei)修(Xiu)排(Pai)除(Chu)柔(Rou)性(Xing)防(Fang)水(Shui)套(Tao)管(Guan)管(Guan)道(Dao)运(Yun)行(Xing)故(Gu)障(Zhang),(?)一(Yi)般(Ban)可(Ke)以(Yi)将(Jiang)流(Liu)体(Ti)系(Xi)统(Tong)中(Zhong)的(De)水(Shui)击(Ji)的(De)影(Ying)响(Xiang)控(Kong)制(Zhi)在(Zai)满(Man)意(Yi)的(De)限(Xian)度(Du)。(?)
DN |
D1 |
D2 |
D3 |
δ(?) |
b |
k |
重(Zhong)量(Liang)(kg) |
|
铸(Zhu)铁(Tie)管(Guan) |
球(Qiu)铸(Zhu)铸(Zhu)铁(Tie)管(Guan) |
|||||||
75 |
93 |
- |
140 |
250 |
4 |
10 |
4 |
5.33 |
100 |
118 |
118 |
168 |
280 |
4.5 |
10 |
5 |
6.27 |
150 |
169 |
170 |
219 |
330 |
6 |
10 |
6 |
10.06 |
200 |
220 |
220 |
273 |
385 |
8 |
12 |
8 |
15.90 |
250 |
271.6 |
274 |
325 |
435 |
8 |
12 |
8 |
18.68 |
300 |
322.8 |
326 |
377 |
500 |
10 |
14 |
10 |
27.40 |
350 |
374 |
378 |
426 |
550 |
10 |
14 |
1O |
30.98 |
400 |
425.6 |
429 |
480 |
600 |
10 |
14 |
10 |
34.35 |
450 |
476.8 |
- |
530 |
650 |
10 |
14 |
10 |
37.85 |
500 |
528 |
532 |
590 |
730 |
10 |
16 |
10 |
44.54 |
600 |
630.8 |
635 |
690 |
830 |
1O |
16 |
10 |
54.50 |
700 |
733 |
738 |
790 |
930 |
10 |
16 |
10 |
62.19 |
800 |
836 |
842 |
900 |
1040 |
10 |
16 |
10 |
70.65 |
900 |
939 |
945 |
1000 |
1140 |
10 |
16 |
10 |
78.34 |
1000 |
1041 |
1048 |
1100 |
1240 |
10 |
16 |
1O |
104.7 |
1100 |
1144 |
- |
1200 |
1340 |
12 |
20 |
12 |
114.1 |
1200 |
1246 |
1255 |
1310 |
1450 |
12 |
20 |
12 |