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自由浮球式疏水閥
FREE-BALL FLOAT TRAP
自由浮球式疏水閥
利用高精度研磨不銹鋼空心浮球在閥腔內隨著凝結水的液位變化開啟或關閉閥門。該疏水閥的結構比較簡單，主要由浮球和自動排空裝置組成。閥腔內唯一的動作元件——不銹鋼空心浮球，采用高精度研磨工藝制造，整個球面均可做密封面，工作時無集中磨損，使用壽命長 ; 閥腔內無易損件，可靠性高。浮球能根據水位變化而自由調節閥孔的開度，能夠連續排放凝結水，過冷度≈0℃，工作效率高。
自動排空裝置分為兩種 :（低壓PN25以內）液囊熱敏元件組成和（過熱蒸汽系統）雙金屬片組成。
Free-ball float trap
The drain valve is opened or closed by taking advantage of the change of liquid level of condensate water with the high-precision grinding stainless steel hollow float ball in the valve cavity. This steam trap has a simple structure, mainly consisting of float balls and automatic emptying devices. The sole action elements, namely, the stainless steel hollow float ball is manufactured by high-precision grinding process, and its entire sphere can serve as the sealing face and will not be worn intensively during the work, so it has a longer service life. In addition, there is no wearing part in the valve cavity, with a high reliability. The float ball can freely adjust the openness of the valve opening in response to the change of water level and discharge the condensate water continuously with a subcooled temperature of about 0℃ and higher efficiency.
The automatic emptying devices fall into two types : (within low pressure PN25) consisting of reservoir thermo-sensitive elements and (overheated steam system) consisting of bimetals.
優點：
1、唯一轉動的是高精度研磨的不銹鋼浮球，抗腐蝕。
2、結構簡單，維修方便。
3、不受壓力波動的影響，連續排水，噪聲小。
4、裝有自動排空裝置，能夠迅速排除空氣，防止氣堵和汽鎖。
5、體積小，排量大。
6、有水就排，能夠加快系統啟動速度。
Merits
1. The sole moving component is the high-precision grinding stainless float ball, which can resist erosion.
2. Its simple structure is convenient for maintenance.
3. To drain continuously with low noise, without being affected by the fluctuation of the pressure.
4. To be equipped with automatic emptying devices and it can eliminate air quickly and prevent air blocking and steam locking.
5. Small volume and large displacement.
6. To drain whenever there is water left over so as to quicken the startup speed of the system.
主要零件材料/The materials of primary accessories
|
零部件名稱Part and component name |
材質Material |
|
閥體、閥蓋Valve body、valve cover |
鑄鐵、鑄鋼、不銹鋼Cast iron、Cast steel、Stainless steel |
|
自由浮球Free float ball |
304/316不銹鋼304/316 Stainless steel |
|
閥座Valve seat |
高鉻不銹鋼High chrome stainless steel |
|
自動排空氣裝置Automatic air exhaust |
不銹鋼、熱敏元件Stainless steel、Thermo-sensitive element |
|
過濾網、罩Filtrating screen、Cover |
不銹鋼Stainless steel |
不銹鋼球直徑/Diameter of stainless ball
|
材質/Material |
B,JH5N |
D,JH7N |
E,JH9N |
F,JH11N |
G,JH13N |
|
鑄鐵 Cast iron |
68 |
110 |
150 |
180 |
200 |
|
鑄鋼 Cast steel |
70 |
120 |
150 |
190 |
220 |
工作原理說明：
在設備剛啟動時，低溫冷凝水和空氣同時進入閥腔，這時開啟自動排空裝置將空氣排除，使低溫凝結水順利進入閥腔，閥腔內的凝結水的液位隨即上升，使浮球升高，開啟閥孔，將凝結水迅速排出 ; 前面的蒸汽很快進入加熱設備，使設備迅速加熱升溫，當蒸汽或較高溫度的凝結水進入閥腔時，自動排空裝置開始膨脹，關閉自動排空氣裝置，疏水閥開始正常工作。這時閥腔內的浮球隨凝結水液位的高低而升降，能連續的排放凝結水。由于自由浮球式疏水閥的閥座孔總處于凝結水液位以下，形成水封，水汽自然分離，工作時達到無蒸汽泄漏。該閥的最小工作壓力為0.01Mpa，從0.01Mpa至最高工作壓力范圍內不受溫度和工作壓力波動的影響，能連續工作，其最小過冷度約為0℃，由于該閥能自動、連續地排除凝結水，加熱設備內不會有水積聚，能使加熱設備達到高效的換熱效率。是生產工藝加熱設備的理想疏水閥之一。
Description of work principle
Both low-temperature condensed water and air will run into the valve cavity when the equipment is just started, consequently, automatic air discharge equipment will be open and discharge the air, enabling low-temperature condensed water coming into the valve cavity smoothly, at the moment, the level of low-temperature condensed water inside will rise swiftly, which bring about elevation of ball floating and open of valve hole, for the purpose of discharging the condensed water; the steam earlier will enter into heating equipment soon, which have equipment heating and promoting temperature in a fast manner, the automatic air discharge equipment will start inflating as the steam or rather high-temperature condensed water enter into valve cavity, otherwise, trap should operate normally as soon as the automatic air discharge equipment is closed. At the moment, the ball floating inside valve cavity will up and down along with the level of the condensed water, and with capability of continuously discharging condensed water. Due to the fact that the valve seat hole of free-ball float trap is always below the level of condensed water, ultimately formed water seal that separated water and steam in a natural way, therefore, there should be in no circumstance of leakage of steam during operation of the equipment. The valve will bear the minimum work pressure of 0.01 Mpa, in addition, it will keep operating continuously without influence of temperature and fluctuation of work pressure within the scope between 0.01Mpa and maximum work pressure. In consideration of the minimum super cooling degree of the valve is about 0℃, coupled with the fact that the valve is capable of discharging condensed water automatically and continuously, therefore, heating equipment will remain absence of accumulated water, which could have heating equipment reach optimum efficiency in heat exchange. All in all, the valve is one of the best traps for heating equipment applicable to production.
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技術參數/Technique parameter
|
殼體壓力等級
Shell pressure grade |
負荷泄漏率
Load leakage rate |
使用介質
Used medium |
殼體材質
Shell material |
允許背壓率
Permitted backpressure rate |
最大工作壓差
Maximum operating pressure differential |
|
1.6、2.5、4.0、6.4MPA |
≈0% |
蒸汽、凝結水
Steam、Condensate water |
碳鋼/304/316
Carbon steel |
≥80% |
4.0MPA |
|
節能效果
Energy saving effect |
最小過冷度
Minimum subcooled temperature |
排水方式
Drainage method |
最高允許溫度
Maximum allowable temperature |
排空氣裝置
Air exhaust system |
壓力變化范圍
Pressure change range |
|
優秀
Excellence |
0℃ |
連續方式
Continue mode |
420℃ |
自動
Automatic |
適應
Adaption |
外型尺寸和重量/Prime out-form dimensions and weigh
|
產品型號
Product model |
口徑(DN)
Calibre |
L法蘭
Flange |
L螺紋/焊接
Thread/welding |
H1 |
H2 |
W |
重量
Weight |
使用壓力范圍(Mpa)
Pressure change range |
公稱壓力(Mpa)
Nominal pressure |
|
JH5NF |
15~20
25 |
195
215 |
- |
95 |
135 |
110 |
9.0
9.8 |
0.1-2.5 |
2.5-4.0 |
|
JH5N40F |
15~20
25 |
250 |
- |
97 |
135 |
120 |
10 |
0.1-4.0 |
6.4 |
|
JH7NF |
25~40
50 |
280
290 |
- |
135 |
190 |
192 |
24
25 |
0.1-2.5 |
2.5-4.0 |
|
JH7N40F |
25~40
50 |
350 |
- |
125 |
188 |
230 |
30
33 |
0.1-4.0 |
6.4 |
|
JH5N |
15~20
25 |
- |
195
215 |
95 |
135 |
110 |
8.7 |
0.1-2.5 |
2.5-4.0 |
|
JH5N40 |
15~20
25 |
- |
250 |
97 |
135 |
110 |
9.0 |
0.1-4.0 |
6.4 |
|
JH7N |
25~40
50 |
- |
280
290 |
135 |
190 |
192 |
23 |
0.1-2.5 |
2.5-4.0 |
|
JH7N40 |
25~40
50 |
- |
350 |
125 |
188 |
230 |
25 |
0.1-4.0 |
6.4 |
排水量/Capacity
注解：
1、選型時請提供工作壓力、工作壓差、凝結水發生量、工作溫度、連接方式及標準。
2、凝結水負荷的安全系數一般為2～3倍。
3、正確安裝、定期保養清除閥內污物，保證疏水閥正常工作和延長使用壽命。
4、裝有自動排氣閥的疏水閥，其凝結水量能夠額外增加300Kg/h。
Note
1. Please provide operating pressure and operating pressure difference, generating quantity of condensation water, operating temperature, connecting mode and standards in selecting product models.
2.The load of condensation water’s safety coefficient reaches 2 to 3 times in general.
3. Please make sure the drain valve is installed properly, maintained regularly, cleaned up and operates under the normal condition, so as to extend its service life.
4.The steam trap, if equipped with automatic exhaust valve, can have the quantity of condensate water increased by 300Kg/h.
[page_break]
自由浮球式疏水閥
FREE-BALL FLOAT TRAP
技術參數/Technique parameter
|
殼體壓力等級
Shell pressure grade |
負荷泄漏率
Load leakage rate |
使用介質
Used medium |
殼體材質
Shell material |
允許背壓率
Permitted backpressure rate |
最大工作壓差
Maximum operating pressure differential |
|
1.6、2.5、4.0、6.4MPA |
≈0% |
蒸汽、凝結水
Steam、Condensate water |
碳鋼/304/316
Carbon steel |
≥80% |
4.0MPA |
|
節能效果
Energy saving effect |
最小過冷度
Minimum subcooled temperature |
排水方式
Drainage method |
最高允許溫度
Maximum allowable temperature |
排空氣裝置
Air exhaust system |
壓力變化范圍
Pressure change range |
|
優秀
Excellence |
0℃ |
連續方式
Continue mode |
420℃ |
自動
Automatic |
適應
Adaption |
外型尺寸和重量/Prime out-form dimensions and weigh
|
產品型號
Product model |
口徑(DN)
Calibre |
L法蘭
Flange |
H1 |
H2 |
W |
重量
Weight |
使用壓力范圍(Mpa)
Pressure change range |
公稱壓力(Mpa)
Nominal pressure |
|
JH9NF |
32~50
65~80 |
350
360 |
72 |
264 |
240 |
52
55 |
0.1-2.5 |
2.5-4.0 |
|
JH11NF |
50~65
80~100 |
430
430 |
155 |
322 |
318 |
85
90 |
0.1-2.5 |
2.5-4.0 |
|
JH11N40F |
50~65
80~125 |
430
460 |
155 |
322 |
318 |
93
95 |
0.1-4.0 |
6.4 |
|
JH13NF |
100~200 |
550 |
158 |
422 |
378 |
126
129 |
0.1-2.5 |
2.5-4.0 |
|
JH13N40F |
100~200 |
570 |
158 |
422 |
378 |
141 |
0.1-4.0 |
6.4 |
注解：
1、選型時請提供工作壓力、工作壓差、凝結水發生量、工作溫度、連接方式及標準。
2、凝結水負荷的安全系數一般為2～3倍。
3、正確安裝、定期保養清除閥內污物，保證疏水閥正常工作和延長使用壽命。
4、裝有自動排氣閥的疏水閥，其凝結水量能夠額外增加300Kg/h。
Note
1. Please provide operating pressure and operating pressure difference, generating quantity o, f condensation water, operating temperature, connecting mode and stan, , , , , dards in sele, cting product models.
2.The loa, d of condensation water’s safety coefficient reaches 2 to 3 times in general.
3. Please make sure the drain valve is installed properly, maintained regularly, cleaned up and operates under the normal condition, so as to extend its service life.
4.The steam trap, if equipped with automatic exhaust valve, can have the quantity of condensate water increased by 300Kg/h.
[page_break]
自由浮球式疏水閥
FREE-BALL FLOAT TRAP
技術參數/Technique parameter
|
殼體壓力等級
Shell pressure grade |
負荷泄漏率
Load leakage rate |
使用介質
Used medium |
殼體材質
Shell material |
允許背壓率
Permitted backpressure rate |
節能效果
Energy saving effect |
最大工作壓差
Maximum operating pressure differential |
|
1.6MPA |
≈0% |
蒸汽、凝結水
Steam、Condensate water |
HT200 |
≥80% |
優秀
Excellence |
1.6MPA |
|
最小過冷度
Minimum subcooled temperature |
排水方式
Drainage method |
最高允許溫度
Maximum allowable temperature |
排空氣裝置
Air exhaust system |
壓力變化范圍
Pressure change range |
|
0℃ |
連續方式
Continue mode |
200℃ |
手動、自動
Manual、Automatic |
適應
Adaption |
外型尺寸和重量/Prime out-form dimensions and weigh
|
產品型號
Product model |
口徑(DN)
Calibre |
L法蘭
Flange |
螺紋/焊接Thread/weldingL |
H1 |
H2 |
W |
重量(kg)
Weight |
使用壓力范圍(Mpa)
Pressure change range |
公稱壓力(Mpa)
Nominal pressure |
|
J5N |
15~20
25 |
- |
150
160 |
77 |
163 |
115 |
5.6
5.7 |
0.1 |
1.6 |
|
J5NF |
15~20
25 |
210
230 |
- |
77 |
163 |
115 |
8.5
9.2 |
0.1 |
1.6 |
|
J7N |
32~40
50 |
- |
230 |
78 |
206 |
210 |
17
18 |
0.1 |
1.6 |
|
J7NF |
32~40
50 |
280
320 |
- |
78 |
206 |
210 |
21
23 |
0.1 |
1.6 |
|
J9NF |
32~50
65~80 |
350
360 |
- |
72 |
264 |
240 |
63
65 |
0.1 |
1.6 |
|
J11NF |
50~65
80~100 |
435
460 |
- |
120 |
300 |
306 |
63
65 |
0., , , 1<, /FONT> |
1.6 |
排水量/Capacity
注解：
1、選型時請提供工作壓力、工作壓差、凝結水發生量、工作溫度、連接方式及標準。
2、凝結水負荷的安全系數一般為2～3倍。
3、正確安裝、定期保養清除閥內污物，保證疏水閥正常工作和延長使用壽命。
,
Note
1. Please provide operating pressure and operating pressure difference, generating quantity of condensate water, operating temperature, connecting mode and standards in selecting product models.
2. The load of condensate water’s safety coefficient reaches 2 to 3 times in general.
3. Please make sure the drain valve is installed properly, main, tained regularly, cleaned up and operates under the normal condition, so as to extend its service life. |
