電動暗板刀型閘閥安裝尺寸以及外形圖

產(chǎn)品概述
此刀形閘閥是閘閥中的新品種，體積小，重量輕，輕型節(jié)材，是污水、煤漿、糖漿、泥漿、空氣、渣水混合物、供水、造紙、礦山等行業(yè)中的理想產(chǎn)品。
暗板刀型閘閥采用金屬對金屬的硬密封，或采用金屬對橡膠的軟密封。在開啟和關閉的過程中，閘板與密封面采用了特殊的設計，摩擦較少，經(jīng)久耐用。
此種刀形閘的上密封突破了常規(guī)的密封形式，采用上蓋結構，使得上密封由大面積的矩形密封改成了小面積的圓周密封，密封性能大大提高。在圓周密封的基礎上，又采用了目前國際上先進的浮動密封結構，使得上密封達到了與管道同壽命的程度，從而整體上提高了閥門的使用壽命。
此種閘閥在手輪頂部加裝封套裝置后，可以使閥門活動部件全部處于封閉狀態(tài)，閘板和閥桿的絲桿傳動不會因潤滑油干枯而卡澀。特別適合在粉塵及干燥的惡劣環(huán)境中長期正常工作。
注：可根據(jù)使用單位的環(huán)境和要求來設計與生產(chǎn)，適合用戶的安裝和使用。
電動暗板刀型閘閥驅動部分采用多回轉電動裝置，用以驅動和控制閥門的開啟和關閉，操作人員可以在控制室內(nèi)遠距離對閥門進行控制也可以現(xiàn)場手動操作，也可以與計算機配合實現(xiàn)計算機自動控制。廣泛應用于排水、供熱、電站、化工、食品、造紙、制藥、煤碳、采礦等工程，滿足了現(xiàn)代工、農(nóng)業(yè)自動化要求。
技術參數(shù)范圍
公稱壓力：0.6MPa、1.0MPa、1.6MPa、2.5MPa、150LB
公稱通徑：DN50mm~DN2000mm NPS 2"~80"
適用溫度：-38℃~1100℃（具體溫度范圍視密封副材質和介質性質而定）
連接法蘭：ANSI B16.5、GB/T9113、JB/T79、HG、SH、JIS、DIN、NF、BS
主體材料：C.I、WCB、ZG1Cr18Ni9Ti、ZG1Cr18Ni12Mo2Ti、CF8、CF8M、CF3、CF3M、2Cr25Ni20
密封形式：硬密封、軟密封
泄 漏 量：硬密封：D級（液體0.1×DNmm3/s）；軟密封：A級（零泄漏）
配套附件：安裝法蘭
電動裝置參數(shù)
1、電源：AC380V、50HZ
2、標準型：標準型產(chǎn)品具有防塵、防雨水的外殼 保護能力、保護等級IP65，可直接用于戶外
3、防水型：產(chǎn)品具有防塵、防浸水（IP67）的外殼防護等級
4、防爆型（EX）：防爆等為DⅡ BT4/DⅡ CT4（不含乙炔）
5、環(huán)境溫度：-20℃~40℃
6、可選：配電氣控制器
產(chǎn)品特性
1、啟閉迅速，平衡可靠，自動化程度高
2、安裝高度及位置不受限制
3、采用防爆型電動裝置，在易燃易爆，甚至有毒氣體環(huán)境中可以正常工作
4、配有手動，萬一供電間斷，可以手動操作開啟或關閉閥門，有效控制介質，防止事故發(fā)生
Product introduction
This knife gate valve is a new generation gate valve characteristic of small construction, low weight, and high material utilization. It is an ideal product for such sectors including sewage disposal, coal slurry, syrup, sludge, air, slag-water mix, water supply, papermaking, mining, etc.
The knife gate valve adopts metal-to-metal hard sealing or metal-to-rubber soft sealing. In the processing of valve switching on/off, the gate plate and sealing face are provided with special design, featuring limited friction and high durability.
The sealing of the knife gate valve represents a breakthrough in traditional sealing form. Upper cap structure changes large area rectangular sealing face of the upper sealing to small area circular sealing, with much enhanced sealing performance. Based on circular sealing, the valve is further provided with latest floating sealing construction in the world. Thus the upper sealing shares the same useful life with pipeline, so the overall useful life of the valve increases.
After envelope is added to the top of hand wheel, all the moving parts of the gate valve will be enclosed. Therefore, the rotation of lead screws between gate plate and stem will not block because of short supply of lubricating oil. In particular, the valve is applicable for long-term service in severely dusty and dry environment.
Note: The valve could be designed and manufactured based on client's site conditions and requirements for better installation and application.
The driving part of the product is a multi-revolving electric device for driving the valve and controlling on/off of the valve. Operator could control valve remotely in control room as well as run the valve manually on site. Automatic control is available as well by linking to computer. The product is now widely used in such sectors including drainage, heating, electricity generation, chemical industry, foodstuff, papermaking, pharmaceutical, coal mining, mining, etc., satisfying the needs of automation in modern industry and modern agriculture.
Technical Parameter Range
Nominal pressure:0.6MPa、1.0MPa、1.6MPa、2.5MPa、150LB
Nominal diameter:DN50mm~DN2000mm NPS 2"~80"
Suitable temperature:-38℃~1100℃（Range of temperature subject to the material of sealing and property of medium）
Flange drilling:ANSI B16.5、GB/T9113、JB/T79、HG、SH、JIS、DIN、NF、BS
Main materials:C.I、WCB、ZG1Cr18Ni9Ti、ZG1Cr18Ni12Mo2Ti、CF8、CF8M、CF3、CF3M、2Cr25Ni20
Seal type:Stainless steel hard seal、Teflon soft seal
Leakage:Stainless steel hard seal:Grade D(Liquid0.1×DNmm3/s)、Teflon soft seal:Grade A(Zero Leakage)
Accessories:Flange
Electric device parameters
Power supply: AC380AV, 50HZ.
Standard type: Standard type is equipped with dust-resistant, rain-proof casing. The protective level is IP65. It could be used directly outdoors.
Waterproof type: The casing is resistant to dust and water immersion (IP67 protective level).
Explosion-proof type (EX) DII BT4/DII CT4 explosion-proof level (excluding acetylene).
Ambient temperature: -20~40°C.
Optional: electrical controller
Optional accessories
1、Quick switching on/off, reliability, equilibrium, high level of automation.
2、Unlimited installation height and position.
3、Explosion-proof electric device that allows normal operation in inflammable and explosive environment or environment with poisonous gas.
4、Manual operating mechanism allowing manual switching on/off of the valve in case of power failure. The medium will be controlled effectively for prevention against accident.

主要外形及連接尺寸Profile and connection dimension											單位Unit:mm
PN	DN	L	D	D1	D2	H	N-M	PN	DN	L	D	D1	D2	H	N-M
0.6	150	57	280	240	210	980	8-20	1.0	150	57	285	240	210	980	8-20
	200	70	335	295	265	1055	8-20		200	70	340	295	265	1055	12-20
	250	70	390	350	320	1060	12-20		250	70	405	355	310	1060	12-22
	300	76	440	400	368	1230	12-20		300	76	460	410	375	1230	12-22
	350	76	500	460	428	1250	16-20		350	76	520	470	435	1250	16-22
	400	89	565	515	482	1767	16-22		400	89	580	525	485	1767	16-27
	450	89	615	565	532	1920	20-22		450	89	640	585	545	1920	20-27
	500	114	670	620	585	2010	20-22		500	114	715	650	609	2010	20-30
	600	114	780	725	685	2110	20-27		600	114	840	770	720	2110	20-36
	700	130	895	840	800	2400	24-27		700	130	910	840	788	2400	24-36
	800	130	1010	950	898	2800	24-30		800	130	1025	950	895	2800	24-36
	900	140	1110	1050	1005	3000	28-30		900	140	1125	1050	998	3000	28-36
	1000	216	1220	1160	1115	3400	28-30		1000	216	1255	1170	1110	3400	28-42
	1200	254	1450	1380	1325	3900	32-36		1200	254	1485	1390	1325	3900	32-48