CN202867862U

CN202867862U - Multifunctional meter emptying blow-down valve

Info

Publication number: CN202867862U
Application number: CN201220511798.2U
Authority: CN
Inventors: 严俭祥
Original assignee: JIANGSU FUXIANG VALVE MANUFACTURING Co Ltd
Current assignee: JIANGSU FUXIANG VALVE MANUFACTURING Co Ltd
Priority date: 2012-09-27
Filing date: 2012-09-27
Publication date: 2013-04-10
Anticipated expiration: 2022-09-27

Abstract

A multifunctional meter emptying blow-down valve is characterized in that a valve is provide an emptying starting-closing device which is composed of an emptying blow-down connector, a sealing gasket, an emptying hand wheel, an emptying padding gasket, emptying padding, an emptying padding pressing ring, an emptying valve bar, an emptying valve bar nut, an emptying locking nut and an emptying hand wheel. The emptying blow-down connector is arranged on the lower portion of the valve, an emptying channel of the emptying blow-down connector is connected with a valve cavity, when the valve is in normal operation, the emptying hand wheel is clockwise screwed tightly, an emptying channel in an emptying hole is closed, when the valve is in a closed state, the empty valve bar is anticlockwise screwed tightly, high-pressure media in a meter and the valve cavity are decompressed and emptied, a pressure gage can be conveniently replaced and maintained, the situation that the pressure gage is not in a high pressure state when the pressure gage is not in operation is ensured, when a pipeline system requires to conduct decompression and blowing down and the valve is in a starting state, the empty valve bar is anticlockwise rotated, and the decompression or the blowing down can be immediately conducted through the emptying blow-down connector.

Description

A kind of multifunction instrument Waste drainage valve for emptying container

Technical field

The utility model relate to a kind of in the High Temperature High Pressure situation gas or the liquid medium pipeline in make the setting pressure table, the valve that measuring management pressure and pressure release are used is specifically related to a kind of multifunction instrument Waste drainage valve for emptying container.

Background technique

Stop valve for pressure gauge is widely used in chemical industry, oil, metallurgical, the mine, electric power, the energy, in the industrial processes such as environmental protection, be used for doing the Bonding pressure table, measure and government pressure, and as required, pipeline discharging dirt to fed sheet of a media, or analysis of components is carried out in sampling in good time, stop valve for pressure gauge in the existing technology can only be used for the setting pressure instrument, because can't be in time to the pipeline blowdown, pressure release, especially when valve is in closed condition, in can't emptying valve body and the pressure medium in the pressure gauge, bring insecurity to production, particularly be in for a long time high pressure conditions in valve body and the pressure gauge, affect greatly the validity of pressure gauge and valve, sealing and working life and Safety performance, at present, there is the part stop valve also to increase the design of pollutant exhaust hole, but because to the omnidirectional withdrawal measure of blowdown thing, easily cause environmental pollution, and the waste resource, and, in actual use, operator are in maintenance, when inspection or replacing pressure gauge, owing to being in high pressure conditions in the pressure gauge, the pressure medium in the table can not be accomplished timely pressure release, or can not accomplish directed discharging during pressure release, increased operator's danger.

Summary of the invention

The purpose of this utility model provides a kind of simple in structure, long service life, and operation is easily reliable, and safety rate is high, accomplishes a kind of multifunction instrument Waste drainage valve for emptying container of directed discharging in the time of realizing pipeline emptying, blowdown and pressure gauge pressure release and energy pressure release.

The purpose of this utility model is to realize by following technological scheme.

According to a kind of multifunction instrument Waste drainage valve for emptying container of the present utility model, comprise valve body, union nut, copper backing, take over, lower valve rod, the filler pad, filler, packing press ring, the card semi-ring, locking nut, Stem Mut, upper valve rod, handwheel, pad, nut, the GAUGE CONNECTOR nut, the emptying pollution discharge joint, gasket seal, emptying filler pad, the emptying filler, the emptying packing press ring, the emptying valve rod, the atmospheric valve stem nut, the emptying locking nut, the emptying handwheel, wherein take over the copper backing of packing into, the union nut adapter of packing into, the valve body of screwing on again, filler pad and filler, the packing press ring body cavity of packing into, lower valve rod, the upper valve rod card semi-ring of packing into, upper valve rod is screwed into Stem Mut, Stem Mut is screwed into valve body again, rise and compress filler effect, locking nut is screwed into Stem Mut, the GAUGE CONNECTOR nut is screwed into valve body, the handwheel upper valve rod of packing into, pad is inserted in upper valve rod, nut is screwed into upper valve rod, the emptying pollution discharge joint gasket seal of packing into, the valve body of screwing on again, emptying filler pad and emptying filler, the emptying packing press ring body cavity of packing into, the emptying valve rod is screwed into the atmospheric valve stem nut, the atmospheric valve stem nut is screwed into valve body again, rise and compress the emptying filler effect, the emptying locking nut is screwed into the atmospheric valve stem nut, the emptying handwheel emptying valve rod of packing into.

Further specify the utility model, a kind of multifunction instrument Waste drainage valve for emptying container, it is characterized in that described adapter pack into copper backing and union nut pack into take over after, the valve body of screwing on again, the other end of taking over connects with pipeline, and connecting mode can be selected scyewed joint or welding as required; Described GAUGE CONNECTOR nut one end is screwed into valve body, and the other end connects with instrument, and the Placement of valve and instrument can be selected I.S.S, external thread type or FERRULETYPE.

Further specify the utility model, a kind of multifunction instrument Waste drainage valve for emptying container, it is characterized in that described valve is provided with the emptying start-stop device, this device is by the emptying pollution discharge joint, gasket seal, the emptying handwheel, emptying filler pad, the emptying filler, the emptying packing press ring, the emptying valve rod, the atmospheric valve stem nut, the emptying locking nut, the emptying handwheel forms, the emptying pollution discharge joint is in the bottom of valve, the emptying passage of emptying pollution discharge joint links to each other with valve pocket, during the valve normal operation, the emptying handwheel screws clockwise, emptying pathway closure in the relieving device, when valve is in closed condition, be rotated counterclockwise the emptying valve rod this moment, high-pressure medium in instrument and the valve pocket obtains pressure release emptying by the emptying pollution discharge joint, so that change, the maintenance pressure table, and can guarantee that pressure gauge is not when working, be not in the high pressure conditions, when pipe-line system requires pressure release emptying, during blowdown, be in opening state at valve, be rotated counterclockwise the emptying valve rod, just can be by the at once pressure release of emptying pollution discharge joint or blowdown, operate very easy, and more safe and reliable.

Further specify the utility model, a kind of multifunction instrument Waste drainage valve for emptying container is characterized in that described emptying pollution discharge joint in the bottom of valve, and outlet end is communicated with external pipeline, with the blowdown medium collection, so that process or regeneration.

Described a kind of multifunction instrument Waste drainage valve for emptying container, the large I of its specification are according to practical operation and the market demand and change.

The usefulness of a kind of multifunction instrument Waste drainage valve for emptying container of the utility model is; owing to increasing the emptying start-stop device; and; the emptying pollution discharge joint is in the bottom of valve; but outlet end externally connected pipe road; with the blowdown medium collection, so that process or regeneration, must be in environmental protection; be provided with simultaneously handwheel and emptying handwheel; easy and simple to handle, Safety performance is high, when pipe-line system needs pressure release or maintenance; when changing pressure gauge; rotate counterclockwise the emptying handwheel; pressurized gas in valve body and the pressure gauge can pass through relieving device at once, obtain pressure release; simultaneously; do not affect original service behaviour of valve, and can prolong valve and manometric working life, guarantee the sealed precision of valve body.

Description of drawings

Fig. 1 is structural representation of the present utility model

Fig. 2 is emptying pressure relief device structural representation of the present utility model

In Fig. 1, Fig. 2:

The 1-valve body, the 2-union nut, the 3-copper backing, 4-takes over, the 5-lower valve rod, 6-filler pad, the 7-filler, the 8-packing press ring, 9-card semi-ring, the 10-locking nut, the 11-Stem Mut, the 12-upper valve rod, the 13-handwheel, the 14-pad, the 15-nut, 16 GAUGE CONNECTOR nuts, 17-emptying pollution discharge joint, the 18-gasket seal, 19-emptying filler pad, 20-emptying filler, 21-emptying packing press ring, 22-emptying valve rod, 23-atmospheric valve stem nut, 24-emptying locking nut, 25-emptying handwheel.

Embodiment

Further specify embodiment of the present utility model below in conjunction with accompanying drawing.

Such as Fig. 1, Fig. 2, shown in, a kind of multifunction instrument Waste drainage valve for emptying container of the present utility model, comprise valve body 1, union nut 2, copper backing 3, take over 4, lower valve rod 5, filler pad 6, filler 7, packing press ring 8, card semi-ring 9, locking nut 10, Stem Mut 11, upper valve rod 12,13, pad 14, nut 15, GAUGE CONNECTOR nut 16, emptying pollution discharge joint 17, gasket seal 18, emptying filler pad 19, emptying filler 20, emptying packing press ring 21, emptying valve rod 22, atmospheric valve stem nut 23, emptying locking nut 24, emptying handwheel 25, wherein take over 4 copper backings 3 of packing into, union nut 2 is packed into and is taken over 4, the valve body 1 of screwing on again, filler pad 6 and filler 7, packing press ring 8 body cavity of packing into, lower valve rod 5, the upper valve rod 12 card semi-ring 9 of packing into, upper valve rod 12 is screwed into Stem Mut 11, Stem Mut 11 is screwed into valve body 1 again, work filler 7 effects that compress, locking nut 10 is screwed into Stem Mut 11, GAUGE CONNECTOR nut 16 is screwed into valve body 1, handwheel 13 upper valve rod 12 of packing into, pad 14 is inserted in upper valve rod 12, nut 15 is screwed into upper valve rod 12, emptying pollution discharge joint 17 gasket seal 18 of packing into, the valve body 1 of screwing on again, emptying filler pad 19 and emptying filler 20, emptying packing press ring 21 valve body 1 inner chamber of packing into, emptying valve rod 22 is screwed into atmospheric valve stem nut 23, atmospheric valve stem nut 23 is screwed into valve body 1 again, work emptying filler 20 effects that compress, emptying locking nut 24 is screwed into atmospheric valve stem nut 23, the emptying handwheel 25 emptying valve rod 22 of packing into.

Claims

1. multifunction instrument Waste drainage valve for emptying container, comprise valve body, union nut, copper backing, take over, lower valve rod, the filler pad, filler, packing press ring, the card semi-ring, locking nut, Stem Mut, upper valve rod, handwheel, pad, nut, the GAUGE CONNECTOR nut, the emptying pollution discharge joint, gasket seal, emptying filler pad, the emptying filler, the emptying packing press ring, the emptying valve rod, the atmospheric valve stem nut, the emptying locking nut, the emptying handwheel, it is characterized in that the described adapter copper backing of packing into, the union nut adapter of packing into, the valve body of screwing on again, filler pad and filler, the packing press ring body cavity of packing into, lower valve stalk, the upper valve rod card semi-ring of packing into, upper valve rod is screwed into Stem Mut, Stem Mut is screwed into valve body again, locking nut is screwed into Stem Mut, the GAUGE CONNECTOR nut is screwed into valve body, the handwheel upper valve rod of packing into, pad is inserted in upper valve rod, nut is screwed into upper valve rod, the emptying pollution discharge joint gasket seal of packing into, the valve body of screwing on again, emptying filler pad and emptying filler, the emptying packing press ring body cavity of packing into, the emptying valve rod is screwed into the atmospheric valve stem nut, the atmospheric valve stem nut is screwed into valve body again, the emptying locking nut is screwed into the atmospheric valve stem nut, the emptying handwheel emptying valve rod of packing into.

2. a kind of multifunction instrument Waste drainage valve for emptying container according to claim 1 is characterized in that described emptying pollution discharge joint in the bottom of valve, and the emptying passage links to each other with valve pocket, and outlet end is communicated with external pipeline.