一、結(jié)構(gòu)特點和應(yīng)用范圍Q944(5)L型(T型)電動三通球閥是由執(zhí)行機構(gòu)和三通球閥組成,是一種旋轉(zhuǎn)類切斷調(diào)節(jié)閥門,具有關(guān)閉嚴(yán)密,結(jié)構(gòu)緊湊,重量輕,維修方便等優(yōu)點。廣泛用于氣體、液體、蒸汽、油品等腐蝕性介質(zhì)的管道自動化控制中。
兩閥座密封三通球閥具有結(jié)構(gòu)緊湊、外型美觀、密封性能好。它能實現(xiàn)對管道中介質(zhì)流向的切換。也能使相互垂直的兩個通道連通或關(guān)閉。(L型)
四、主要外形尺寸 (單位:mm)
公稱壓力 或壓力級 |
公稱通徑
|
尺寸(mm)
| |||||||
mm |
in |
L |
L1 |
D |
D1 |
D2 |
b |
z-Φd | |
PN1.6MPa |
15 |
|
130 |
65 |
95 |
65 |
45 |
14 |
4-14 |
20 |
|
150 |
75 |
105 |
75 |
55/58 |
14/16 |
4-14 | |
25 |
|
160 |
80 |
115 |
85 |
65/68 |
14/16 |
4-14 | |
32 |
|
180 |
90 |
135/140 |
100 |
78 |
16 |
4-18 | |
40 |
|
200 |
100 |
145/150 |
110 |
85/88 |
16 |
4-18 | |
50 |
|
230 |
115 |
160/165 |
125 |
100/102 |
16/18 |
4-18 | |
65 |
|
290 |
145 |
180/185 |
145 |
120/122 |
18 |
4-18 | |
80 |
|
310 |
155 |
195/200 |
160 |
135/138 |
20 |
4-18 | |
100 |
|
350 |
175 |
215/220 |
180 |
155/158 |
20 |
4-18 | |
125 |
|
400 |
200 |
245/250 |
210 |
185/188 |
22 |
4-18 | |
150 |
|
480 |
240 |
280/285 |
240 |
210/212 |
24/22 |
8-23/8-22 | |
PN2.5MPa
|
15 |
|
130 |
65 |
95 |
65 |
45 |
16 |
4-14 |
20 |
|
150 |
75 |
105 |
75 |
55/58 |
16 |
4-14 | |
25 |
|
160 |
80 |
115 |
85 |
65/68 |
16 |
4-14 | |
32 |
|
180 |
90 |
135/140 |
100 |
78 |
18 |
4-18 | |
40 |
|
200 |
100 |
145/150 |
110 |
85/88 |
18 |
4-18 | |
50 |
|
230 |
115 |
160/165 |
125 |
100/102 |
20 |
4-18 | |
65 |
|
290 |
145 |
180/185 |
145 |
120/122 |
22 |
8-18 | |
80 |
|
310 |
155 |
195/200 |
160 |
135/138 |
22/24 |
8-18 | |
100 |
|
350 |
175 |
230/235 |
190 |
160/162 |
24 |
8-23/8-22 | |
125 |
|
400 |
200 |
270 |
220 |
188 |
28/26 |
8-25/8-26 | |
150 |
|
480 |
240 |
300 |
250 |
218 |
30/28 |
8-25/8-26 | |
PN4.0MPa |
15 |
|
130 |
65 |
95 |
65 |
45 |
16 |
4-14 |
20 |
|
150 |
75 |
105 |
75 |
55/58 |
16 |
4-14 | |
25 |
|
160 |
80 |
115 |
85 |
65/68 |
16 |
4-14 | |
32 |
|
180 |
90 |
135/140 |
100 |
78 |
18 |
4-18 | |
40 |
|
200 |
100 |
145/150 |
110 |
85/88 |
18 |
4-18 | |
50 |
|
230 |
115 |
160/165 |
125 |
100/102 |
20 |
4-18 | |
65 |
|
290 |
145 |
180/185 |
145 |
120/122 |
22 |
8-18 | |
80 |
|
310 |
155 |
195/200 |
160 |
135/138 |
22 |
8-18 | |
100 |
|
350 |
175 |
230/235 |
190 |
160/162 |
24 |
8-23/8-22 | |
125 |
|
400 |
200 |
270 |
220 |
188 |
28 |
8-25/8-26 | |
150 |
|
480 |
240 |
300 |
250 |
218 |
30 |
8-25/8-26 | |
32 |
11/4 |
180 |
90 |
117/120 |
89 |
64 |
13.0 |
4-15/4-16 | |
40 |
11/2 |
200 |
100 |
127/130 |
98.5 |
73 |
14.5 |
4-15/4-16 | |
50 |
2 |
230 |
115 |
152/150 |
120.5 |
92 |
16.0 |
4-19/4-20 |