CN206159533U - Fire prevention, prevent leading to at bottom of static ball valve - Google Patents
Fire prevention, prevent leading to at bottom of static ball valve Download PDFInfo
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- CN206159533U CN206159533U CN201621124470.XU CN201621124470U CN206159533U CN 206159533 U CN206159533 U CN 206159533U CN 201621124470 U CN201621124470 U CN 201621124470U CN 206159533 U CN206159533 U CN 206159533U
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Abstract
本实用新型属于一种防火、防静电底通球阀，包括阀体1，在阀体1上端用螺栓9固定一个填料压板7；填料压板7和阀体1上部的孔中活动地装有一个阀杆4；阀杆4与填料压板7之间装有填料6；填料压板7上面装有指示挡板8，在指示挡板8上面装有手柄螺母11，手柄螺母11上装有手柄10；阀体1中部右面用双头螺柱15和螺母14与阀盖17固定在一起；其特征在于在阀体1中部腔内装有阀座2，在阀体1上安装阀座2处加工有凸起的防火唇，在阀座2上装有球3，球3上设有凹槽与阀杆4下端头连接；阀杆4下端头设有防静电装置21(内设弹簧12和钢球13)；球3中设有一个直角形的孔二19；孔二19下端与阀体1中的孔一18连通，孔二19右端与阀盖17中的孔三20连通。
The utility model belongs to a fire-proof and anti-static bottom-through ball valve, which comprises a valve body 1, and a packing pressing plate 7 is fixed on the upper end of the valve body 1 with bolts 9; Rod 4; packing 6 is installed between valve stem 4 and packing plate 7; indicator baffle 8 is installed on packing plate 7, handle nut 11 is installed on indicator baffle 8, handle 10 is installed on handle nut 11; valve body The right side of the middle part of 1 is fixed together with the valve cover 17 by studs 15 and nuts 14; it is characterized in that the valve seat 2 is installed in the middle cavity of the valve body 1, and the valve seat 2 is installed on the valve body 1. The fireproof lip is equipped with a ball 3 on the valve seat 2, and the ball 3 is provided with a groove to connect with the lower end of the valve stem 4; the lower end of the valve stem 4 is provided with an antistatic device 21 (with a spring 12 and a steel ball 13 inside); 3 is provided with a right-angled hole two 19; the lower end of hole two 19 communicates with hole one 18 in the valve body 1, and the right end of hole two 19 communicates with hole three 20 in the valve cover 17.
Description
技术领域technical field
本实用新型属于管线上的阀，特别涉及一种在石油、化工、天然气和相关的工业管线上使用的防火、防静电底通球阀。The utility model belongs to a valve on a pipeline, in particular to a fire-proof and anti-static bottom-through ball valve used on petroleum, chemical, natural gas and related industrial pipelines.
背景技术Background technique
目前在石油、化工、天然气和相关的工业管线上，遇到管线转弯、转向，通常的做法是用弯头加上一个闸阀或截止阀或球阀组合起来使用，这种组合将增加潜在的泄露点，安装所占空间大，整机的重量重，在运行中易振动，阻力大，使用过程中安全可靠性差，维修量大，成本高。也有直接使用角式截止阀的，但这种角式截止阀，介质运行流阻大，密封面易磨损、擦伤，开关时间长，遇到紧急工况很难短时间内关闭阀门，影响管线的安全运行。At present, in petroleum, chemical, natural gas and related industrial pipelines, when the pipeline turns and turns, the usual practice is to use a combination of an elbow and a gate valve or a globe valve or a ball valve. This combination will increase the potential leakage point , The installation takes up a lot of space, the weight of the whole machine is heavy, it is easy to vibrate during operation, the resistance is large, the safety and reliability are poor during use, the maintenance amount is large, and the cost is high. Angle globe valves are also used directly, but this angle globe valve has a large flow resistance of the medium, the sealing surface is easy to wear and scratch, and the switching time is long. It is difficult to close the valve in a short time in case of emergency, which will affect the pipeline. safe operation.
发明内容Contents of the invention
本发明的目的在于克服上述技术不足，提供一种安装在管线转弯处、潜在的漏点少、占用空间小、整机重量轻、使用安全可靠的防火、防静电底通球阀。The purpose of the present invention is to overcome the above-mentioned technical deficiencies, and provide a fire-proof and anti-static bottom-through ball valve that is installed at the turning of the pipeline, has less potential leakage points, takes up less space, is light in weight, and is safe and reliable to use.
本实用新型解决技术问题所采用的技术方案是:一种防火、防静电底通球阀，包括阀体，在阀体上端用螺栓固定一个填料压板；填料压板和阀体上部的孔中活动地装有一个阀杆；阀杆与填料压板之间装有填料；填料压板上面装有指示挡板，在指示挡板上面装有手柄螺母，手柄螺母上装有手柄；阀体中部右面用双头螺柱和螺母与阀盖固定在一起；其特征在于在阀体中部腔内装有阀座，在阀体上安装阀座处加工有凸起的唇型密封面，起到防火的作用；在阀座上装有球，球上设有凹槽与阀杆下端头连接；阀杆下端头中装弹簧和钢球，起到防静电作用；球中设有一个直角形的孔二；孔二下端与阀体中的孔一连通，孔二右端与阀盖中的孔三连通。The technical scheme adopted by the utility model to solve the technical problem is: a fireproof, antistatic bottom pass ball valve, including a valve body, a packing pressure plate fixed with bolts on the upper end of the valve body; There is a valve stem; packing is installed between the valve stem and the packing pressure plate; the packing pressure plate is equipped with an indicating baffle, a handle nut is installed on the indicating baffle, and a handle is installed on the handle nut; the right side of the middle part of the valve body is equipped with a double-headed stud It is fixed together with the nut and the bonnet; it is characterized in that a valve seat is installed in the middle cavity of the valve body, and a raised lip-shaped sealing surface is processed on the valve body where the valve seat is installed, which plays the role of fire prevention; There is a ball, and the ball is provided with a groove to connect with the lower end of the valve stem; a spring and a steel ball are installed in the lower end of the valve stem to play an anti-static effect; there is a right-angled hole 2 in the ball; the lower end of the hole 2 is connected to the valve body Hole one in the valve cover communicates with hole one, and the right end of hole two communicates with hole three in the valve cover.
所述的阀体上设有阀体法兰，阀体法兰上设有阀体连接孔。The valve body is provided with a valve body flange, and the valve body flange is provided with a valve body connecting hole.
所述的阀盖上设有阀盖法兰，阀盖法兰上设有阀盖连接孔。The valve cover is provided with a valve cover flange, and the valve cover flange is provided with a valve cover connecting hole.
本实用新型的有益效果是：该实用新型在管线中只有连接处两个泄露点。潜在的泄露点少，整机的重量轻，介质流阻小、密封可靠、开关方便灵活，在紧急情况下只需将手柄转90度即可关闭整个装置管线，使管线运行更加安全可靠。The beneficial effect of the utility model is: the utility model has only two leakage points at the connection in the pipeline. There are few potential leakage points, the weight of the whole machine is light, the medium flow resistance is small, the seal is reliable, and the switch is convenient and flexible. In an emergency, you only need to turn the handle 90 degrees to close the entire device pipeline, making the pipeline operation safer and more reliable.
附图说明Description of drawings
以下结合附图，以实施例具体说明。Below in conjunction with accompanying drawing, with embodiment concrete description.
图1是防火、防静电底通球阀的剖面主视图；Figure 1 is a sectional front view of a fireproof, antistatic bottom pass ball valve;
图中：1-阀体；1-1-阀体法兰；1-2-阀体连接孔；2-阀座；3-球；4-阀杆；5-止推垫片；6-填料；7-填料压板；8-指示挡板；9-螺栓；10-手柄；11-手柄螺母；12-弹簧；13-钢球；14-螺母；15-双头螺柱；16-体盖垫片；17-阀盖；17-1-阀盖法兰；17-2-阀盖连接孔；18-孔一；19-孔二；20-孔三；21-防静电装置；22-防火唇；A-进口；B-出口。In the figure: 1-valve body; 1-1-valve body flange; 1-2-valve body connection hole; 2-valve seat; 3-ball; 4-valve stem; 5-thrust washer; 6-packing ;7-packing plate; 8-indicating baffle; 9-bolt; 10-handle; 11-handle nut; 12-spring; 13-steel ball; 14-nut; 17-bonnet; 17-1-bonnet flange; 17-2-bonnet connection hole; 18-hole one; 19-hole two; 20-hole three; 21-anti-static device; 22-fireproof lip ; A-import; B-export.
具体实施方式detailed description
实施例，参照附图，一种防火、防静电底通球阀，包括阀体1，在阀体1上端用螺栓9固定一个填料压板7；填料压板7和阀体1上部的孔中活动地装有一个阀杆4；阀杆4与填料压板7之间装有填料6；填料压板7上面装有指示挡板8，在指示挡板8上面装有手柄螺母11，手柄螺母11上装有手柄10；阀体1中部左面用双头螺柱15和螺母14与阀盖17固定在一起；其特征在于在阀体1中部腔内装有阀座2，在阀体上安装阀座处加工有防火唇22，在阀座2上装有球3，球3上设有凹槽与阀杆4下端头连接；阀杆4下端头设有防静电装置21(内设弹簧12和钢球13)；球3中设有一个直角形的孔二19；孔二19下端与阀体1中的孔一18连通，孔二19右端与阀盖17中的孔三20连通。Embodiment, with reference to accompanying drawing, a kind of fire-proof, anti-static bottom pass ball valve comprises valve body 1, and a packing pressure plate 7 is fixed on valve body 1 upper end with bolt 9; There is a valve stem 4; a packing 6 is installed between the valve stem 4 and the packing plate 7; an indicating baffle 8 is installed on the packing plate 7, a handle nut 11 is installed on the indicating baffle 8, and a handle 10 is installed on the handle nut 11 ; The left side of the middle part of the valve body 1 is fixed together with the valve cover 17 by studs 15 and nuts 14; it is characterized in that a valve seat 2 is installed in the middle cavity of the valve body 1, and a fireproof lip is processed at the valve seat installed on the valve body 22. A ball 3 is installed on the valve seat 2, and a groove is provided on the ball 3 to connect with the lower end of the valve stem 4; the lower end of the valve stem 4 is provided with an anti-static device 21 (with a spring 12 and a steel ball 13 inside); the ball 3 There is a right-angled hole two 19 in the middle; the lower end of hole two 19 communicates with hole one 18 in the valve body 1 , and the right end of hole two 19 communicates with hole three 20 in the valve cover 17 .
所述的阀体1上设有阀体法兰1-1，阀体法兰1-1上设有阀体连接孔1-2。The valve body 1 is provided with a valve body flange 1-1, and the valve body flange 1-1 is provided with a valve body connecting hole 1-2.
所述的阀盖7上设有阀盖法兰17-1，阀盖法兰17-1上设有阀盖连接孔17-2。The valve cover 7 is provided with a valve cover flange 17-1, and the valve cover flange 17-1 is provided with a valve cover connecting hole 17-2.
阀杆4下部的台肩与阀体1之间装有止堆垫片5；阀体1与阀盖17之间装有体盖垫片16。孔一18的介质入口方向为A向，孔三20的B方向为介质出口。A heap stop gasket 5 is installed between the shoulder at the bottom of the valve stem 4 and the valve body 1 ; a body cover gasket 16 is installed between the valve body 1 and the valve cover 17 . The medium inlet direction of the first hole 18 is the A direction, and the B direction of the third hole 20 is the medium outlet.
该实用新型使用方法：该阀安装在管线转弯处，用阀体法兰1-1和阀体连接孔1-2与管线连接，介质从阀体1底部的孔一18进入，在球3的内部直角的孔二19转向，经阀盖17中的孔三20流出。How to use this utility model: the valve is installed at the turning point of the pipeline, connected to the pipeline with the valve body flange 1-1 and the valve body connection hole 1-2, the medium enters from the hole 18 at the bottom of the valve body 1, and the medium enters through the hole 18 at the bottom of the ball 3 The inner right-angled hole two 19 turns around and flows out through the hole three 20 in the valve cover 17 .
该阀门适用于管线转弯处，其特点:安装、使用、维修、更换方便快捷。在紧急工况下，只要将手柄旋转90°即可关闭整个装置，使管线运行更加安全、可靠。解决了普通的截止阀的手柄需要旋转3～4圈甚至更多才能完成关闭的不足。在紧急情况下，对于安全显得十分重要。The valve is suitable for pipeline turning, and its characteristics: installation, use, maintenance, and replacement are convenient and quick. In case of emergency, just turn the handle 90° to shut down the whole device, making pipeline operation safer and more reliable. It solves the problem that the handle of the common cut-off valve needs to be rotated 3 to 4 times or more to complete the closing. In an emergency, it is very important for safety.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621124470.XU CN206159533U (en) | 2016-10-14 | 2016-10-14 | Fire prevention, prevent leading to at bottom of static ball valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621124470.XU CN206159533U (en) | 2016-10-14 | 2016-10-14 | Fire prevention, prevent leading to at bottom of static ball valve |
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| Publication Number | Publication Date |
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| CN206159533U true CN206159533U (en) | 2017-05-10 |
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| CN201621124470.XU Expired - Fee Related CN206159533U (en) | 2016-10-14 | 2016-10-14 | Fire prevention, prevent leading to at bottom of static ball valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081944A (en) * | 2020-09-25 | 2020-12-15 | 浙江联大阀门有限公司 | Right-angle type regulating ball valve |
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2016
- 2016-10-14 CN CN201621124470.XU patent/CN206159533U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081944A (en) * | 2020-09-25 | 2020-12-15 | 浙江联大阀门有限公司 | Right-angle type regulating ball valve |
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