CN206861255U - The buried solenoid valve box of rod-pulling type intelligent integrated - Google Patents

Abstract

A kind of buried solenoid valve box of rod-pulling type intelligent integrated, casing is set outside resets case, resets case built with reset shadoof and valve phase indicator；Transmission case, filter core, valve port and the blowoff valve of pull bar homing position type magnetic valve, built-in motor and valve position sensor built in the lower box, the reset shadoof is connected by motor shaft with hoisting frame, the reset lever of hoisting frame and magnetic valve connects, and valve position sensor is by the real-time teletransmission of valve position state of magnetic valve to coupled electromagnetic valve linking control cabinet；Solenoid valve base is connected with cut-out valve disc；Filter core is arranged on the pipeline that magnetic valve front end connects with gas inlet pipeline, and valve port is installed in the exit of fuel gas inlet pipeline and relative with cut-out valve disc, and blowoff valve bottom is provided with pipeline and leads to lower box lowest part；Pilot lamp power, split key and SR are installed on the chamber door of the electromagnetic valve linking control cabinet.Magnetic valve is placed in underground, perfect in shape and function, practicality, safety by the device.

Description

The buried solenoid valve box of rod-pulling type intelligent integrated

Technical field

The utility model is applied to gas transmission ＆ distribution field, more particularly to a kind of rod-pulling type intelligent integrated buried electrical magnet valve Case, the equipment can be used widely on gas transmission and distribution.

Background technology

With the development of science and technology and economic society, natural gas is widely applied, while is prevented as gas safe The gas emergency cut-off valve of protecting system important composition is that magnetic valve also achieves extensive application, realizes and cuts off in the state of accident Gas supply, reduce the effect of danger.

Magnetic valve is more in actual applications to be used with front and rear valve and by-passing valve and subsidiary pipeline composition solenoid valve block, normally Valve and by-passing valve is closed before and after opens solenoid valve during use, valve opening by-passing valve is to protect before and after the magnetic valve maintenance period closes The continuous supply of card.

In practical application, based on a variety of causes, the design of gas pipeline generally lags behind building design, gas pipeline Construction generally lags behind the construction of building again.The solenoid valve block of gas pipeline of being registered one's residence in practice of construction is generally placed in outdoor, Majority leans on the exposed arrangement of wall, have impact on the overall appearance of building.Following defect be present in solenoid valve block outdoor exposed：

1st, solenoid valve block pipeline and valve are unobstructed, influence to build overall appearance；

2nd, the bright dress of front and rear valve there is a situation where easily to be supplied by artificial destruction without lock；

3rd, by-passing valve is easily illegally opened by people without control, and depositing magnetic valve in the state of accident and can not cutting off gas supply makes Obtain the risk of warning system ineffective；

4th, section solenoid valve group main pipeline caliber is larger, and floor space is big；

5th, bright dress solenoid valve block target is obvious, exists by the possibility of the attack of terrorism；

6th, solenoid valve block is most installs close to wall, it is difficult to meets the safe distance requirement in Fuel Gas Code；

7th, solenoid valve block it is outdoor arrangement and it is nearer apart from ground, as leaked, the combustion gas of leakage spreads diffusion nearby, no High-altitude can be quickly drained into, potential safety hazard be present；

8th, solenoid valve block mostly single executing agency, can not directly be fed back as the part in gas alarm system Magnetic valve state, user can only be judged indirectly by field observation or experiment gas appliance, can not learn each portion of system rapidly State；

9th, magnetic valve cut-out after can only live manual reset, can not realize remote independent reset；

10th, solenoid valve block is more and gas alarm main frame links, and gas supply is cut off under gas leakage state, typically not straight Connect and linked with fire protection warning main frame, the hidden danger for triggering secondary disaster in the case where fire rather than gas leakage state occurs be present.

The content of the invention

The purpose of this utility model is to eliminate the deficiencies in the prior art, there is provided a kind of rod-pulling type intelligent integrated buried electrical Magnetic valve is placed in underground, perfect in shape and function, practicality, safety by magnet valve case, the device.

Conceive based on more than, the technical solution of the utility model is as follows：A kind of rod-pulling type intelligent integrated buried electrical magnet valve Case, casing are made up of upper box and lower box, and casing is placed in underground, and lower box is externally connected to fuel gas inlet pipeline and combustion gas goes out Mouthful pipeline, is connected with bypass pipe between fuel gas inlet pipeline and gas outlet pipeline, fuel gas inlet pipeline, gas outlet pipeline and Inlet valve, outlet valve and by-passing valve are separately installed with bypass pipe；Upper box is connected with lid, and lock is welded with upper lid Button, upper box internal upper part installation form, upper box is built with two vents；Installation stops respectively on described two vents Valve and emptying connecting leg are returned, emptying connecting leg one end is connected with vent, and the other end is connected with exhaust-valve, and exhaust-valve is arranged on nowel On body；It is characterized in that：Set outside casing and reset case, reset case built with reset shadoof and valve phase indicator；The lower box Transmission case, filter core, valve port and the blowoff valve of built-in pull bar homing position type magnetic valve, built-in motor and valve position sensor, it is described multiple Position shadoof is connected by motor shaft with hoisting frame, and the reset lever connection of hoisting frame and magnetic valve, valve position sensor will The real-time teletransmission of valve position state of magnetic valve is to coupled electromagnetic valve linking control cabinet；Solenoid valve base is connected with stop valve Disk；Filter core is arranged on the pipeline that magnetic valve front end connects with gas inlet pipeline, and valve port is arranged on going out for fuel gas inlet pipeline At mouthful and relative with cut-out valve disc, blowoff valve bottom is provided with pipeline and leads to lower box lowest part；The electromagnetic valve linking control Pilot lamp power, split key and SR are installed on the chamber door of case, can remote control electromagnetism valve actuation by split key Make to cut off gas supply, electromagnetic valve switch state and power supply state are observed by pilot lamp power, can be remote by SR Journey manipulation magnetic valve resets.

Sealing gasket is accompanied between above-mentioned upper box and lower box, upper and lower casing is fastened simultaneously pinch seal pad by bolt.

The junction of above-mentioned fuel gas inlet pipeline, gas outlet pipeline and lower box is respectively welded reinforcement.

Gusset frame is welded with above-mentioned upper lid.

Above-mentioned upper lid surrounding is seal groove, is embedded with sealing strip in it.

Handle is welded with above-mentioned upper lid.

Above-mentioned form is made up of lightweight frame and transparent, non-metallic plate, and surrounding is embedded with O-ring, form by wing nut with Casing top is fixed.

The utility model has the following advantages and good effect：

1st, the utility model is integrally placed at underground and opening for connection is covered with ground with putting down, and floor space is small.

2nd, inlet valve, outlet valve and gateway pipeline are welded with the utility model lower box, casing outside weld is connected to By-passing valve, by-passing valve can be opened during magnetic valve checking maintenance and closes inlet valve and outlet valve, to ensure to supply.

3rd, the utility model lower box and gateway pipeline junction are welded with reinforcement, to improve bulk strength, avoid Because the pulling force between welding pipe network sedimentation increase gateway pipe and casing weld seam makes the risk of welding seam breaking.Meanwhile covered on upper box Centre is welded with gusset frame, can improve lid weight capacity in the case of overall weight raising is fraction of.

4th, lid surrounding is seal groove on the utility model, and it is embedded with sealing strip, and lock is welded with upper lid can be by upper lid Fastened with upper box, while compress sealing strip, upper box and upper lid are sealed, realize waterproof, anti-leak function.

Upper box internal upper part is provided with transparent window, and form is made up of lightweight frame and transparent, non-metallic plate, and surrounding is embedded with O Type circle, form and upper box are fixed by wing nut and are compacted O-ring, waterproof, anti-leak, dust reduction capability can be achieved. Lid need to be only opened during inspection, so that it may observe internal unit situation, and stop that dust enters lower part equipment space, ensure clean and tidy.

Upper lid and transparent window constitute two seals, and waterproof, anti-leak, dust reduction capability can be achieved.In unlatching lid and Form can carry out the reset and checking maintenance operation of magnetic valve.

The 5th, two vents are installed in the utility model casing, check-valves and row are installed respectively on two vents Empty connecting leg.

Installation check-valves can ensure that box house unidirectionally communicates with outside atmosphere, and external humidification air will not enter casing It is internal.When internal unit such as leaks because of Rig up error, the gas of leakage can be discharged in air by check-valves, will not Make to bear pressure inside upper box, avoid the situation that a large amount of combustion gas spray when lid and form on opening, reduce degree of danger.

Emptying connecting leg one end is connected with vent, and the other end is connected with exhaust-valve, and exhaust-valve is arranged in lower box simultaneously Communicated with inside lower box.During magnetic valve checking maintenance, inlet valve and outlet valve can be closed, and open exhaust-valve to manage Gas is discharged in air in road, improves environmental safety during checking maintenance.

6th, have filter core inside the utility model lower box, can effectively in filter pipe impurity and accumulate pipeline in moisture, subtract Pipeline equipment damages and supplied shakiness caused by impurity and moisture after few.

7th, the valve port set in the utility model lower box is arranged on the exit of fuel gas inlet pipeline and with cutting off valve disc Relatively.Combustion gas must be larger because existing between inlet duct and valve port via entering back into subsequent pipeline after valve port after entering in lower box Drop and volume, moisture can accumulate in lower box bottom in pipeline, avoid large quantity of moisture from flowing into subsequent pipeline.Blowoff valve is arranged on On lower box, blowoff valve lower end is led at lower box minimum point equipped with stainless steel tubule.Blowoff valve is opened, by combustion gas in pipeline Pressure itself can discharge ponding.

8th, the utility model solenoid valve block is arranged on below ground, and specific purpose tool need to be used by opening and closing valve, be avoided Though the random controlled valve of non-management employee causes, supply interrupts or magnetic valve action can not but interrupt supply and lose warning system The occurrence of effect.

9th, the utility model upper box internal solenoid valve, magnetic valve select pull bar homing position type, and casing is provided with built-in electronic The transmission case of machine and valve position sensor, is connected by motor shaft and hoisting frame with valve pull rod, is provided with outside casing Shadoof and the instruction of valve position are resetted, the observation of valve position and the hand-reset behaviour of magnetic valve can be carried out in the case where not opening box cover Make.Valve position of electromagnetic valve state can be real-time transmitted to coupled magnetic valve connection by the valve position sensor of installation inside transmission device Dynamic case, electromagnetic valve linking control cabinet can real-time display magnetic valve valve position state, and can remotely cut off magnetic valve.

The 10th, pilot lamp power, split key and SR are installed on the chamber door of the utility model electromagnetic valve linking case, led to Cross split key can remote control electromagnetism valve events with cut off gas supply, by SR can remote operation linkage transmission dress Put motor and carry out magnetic valve from master reset, resetted without manual site, electromagnetic valve switch state is observed by pilot lamp power And power supply state.

11st, the utility model is furnished with blow-down pipe, can drain into combustion gas in pipeline during leakage and checking maintenance occur for equipment High-altitude, ensure safety of surrounding environment.

Brief description of the drawings：

Fig. 1 is front view of the present utility model；

Fig. 2 is top view of the present utility model；

Fig. 3 is electromagnetic valve linking control cabinet chamber door schematic diagram；

Fig. 4 is the schematic diagram of blow-down pipe.

In figure：1- inlet valves；2- valve ports；3- filter cores；4- sealing gaskets；5- exhaust-valves；6- upper boxes；7- transmission cases；8- Power transmission shaft；9- forms；10- empties connecting leg；11- check-valves；12- magnetic valves；13- thread-protected tubes；Terminal box built in 14-；15- is external Terminal box；16- cuts off valve disc；17-O type circles；18- outlet valves；19- reinforcements；20- lower boxes；21- blowoff valves；22- resets Shadoof；23- valve phase indicators；24- resets case lid；25- sealing strips；Covered on 26-；27- gussets；28- handles；29- is latched；30- It is vented connecting leg；31- hoisting frames；32- difference gauges；33- by-passing valves；34- connection jaws；35- SRs；36- casees are locked；37- is indicated Lamp power supply；38- split keies；39- vents；40- emptying supervisors；41- drains.

Embodiment：

As shown in the figure：A kind of rod-pulling type intelligent integrated subsurface clack box, casing are made up of upper box 6 and lower box 20, Accompany sealing gasket 4 between upper box 6 and lower box 20, bolt is by the fastening of upper and lower casing and pinch seal pad to reach waterproof work( Energy.

The upper lid 26 being welded by steel plate is installed on upper box 6.Gusset frame 27 is welded among upper lid, can be in entirety Upper lid weight capacity is improved in the case of weight raising is fraction of.Handle 28 is welded with upper lid, convenient open is covered.Upper lid surrounding For seal groove, embedded with sealing strip 25.Lock 29 is welded with upper lid to be fastened upper lid with upper box, while compresses sealing Bar 25 seals upper box and upper lid, realizes waterproof, anti-leak function.

The internal upper part of upper box 6 is provided with form 9.Form is made up of lightweight frame and transparent, non-metallic plate, and surrounding is embedded with O-shaped Circle, form and upper box are fixed by wing nut and are compacted O-ring, waterproof, anti-leak, dust reduction capability can be achieved.Patrolling Lid 26 need to be only opened during inspection with regard to observable internal unit situation and stops that dust enters lower part equipment space, is ensured clean and tidy.

Upper lid 26 and form 9 constitute two seals, and waterproof, anti-leak, dust reduction capability can be achieved.Cover and regard in unlatching Window can carry out the reset and checking maintenance operation of magnetic valve.

Two vents are installed in upper box 6, connected by being vented connecting leg 30 with blow-down pipe.Two emptying connect Check-valves 11 and emptying connecting leg 10 are installed respectively on mouth.

Installation check-valves 11 can ensure that box house unidirectionally communicates with outside atmosphere, and external humidification air will not enter cartonning Internal portion.When internal unit such as leaks because of Rig up error reason, the gas of leakage can be discharged to air by check-valves In, it will not make to bear pressure inside upper box, avoid the situation that a large amount of combustion gas spray when lid and form on opening, reduce Degree of danger.

Emptying connecting leg 10 one end is connected with vent, and the other end is connected with exhaust-valve 5.Exhaust-valve is arranged on lower box And with being communicated inside lower box.During magnetic valve checking maintenance, inlet valve 1 and outlet valve 18 can be closed, and opens emptying Gas in lower box is discharged in air by valve 5, improves environmental safety during checking maintenance.

Lower box 20 is welded with inlet valve 1, the fuel gas inlet of outlet valve 18 and connection, export pipeline, casing outside weld Connect by-passing valve 33.By-passing valve 33 is opened during magnetic valve checking maintenance and closes inlet valve 1 and outlet valve 18 ensures that Continuous supply.

Lower box 20 is welded with reinforcement 19 to improve bulk strength with combustion gas import and export line connection, avoids because of weldering Pulling force between adapter net sedimentation increase gateway pipe and cylinder weld seam makes the risk of welding seam breaking.

Magnetic valve 12 is arranged on lower box, and magnetic valve is resetted using rod-pulling type, is realized and sealed by O-ring 17.Electromagnetism Cut-out valve disc 16 is installed, when magnetic valve is cut off, cut-out valve disc 16 is pressed on valve port 2, realizes the work of cut-out supply under valve With.

Such as open lid and form progress magnetic valve reset is time-consuming longer, to realize the reset convenience of magnetic valve, in case Transmission case 7 is installed in vivo, motor and reseting sensor are installed in transmission case, valve position state teletransmission and electronic multiple can be achieved Position.Transmission case resets shadoof 22 with outside casing and valve phase indicator 23 is connected, and passes through motor shaft 8 and hoisting frame 31 and electricity Magnet valve reset itself pull bar is connected.When magnetic valve on-site manual resets, transmission case 7 can just be passed through by resetting shadoof 22 by pull-up And power transmission shaft 8 drives hoisting frame 31 to reset magnetic valve.

Reset shadoof 22 and valve phase indicator 23 is placed in outside casing, above equipped with the reset case lid 24 being easily opened. Without upper lid 26 be opened when magnetic valve on-site manual resets, it need to only open to reset case lid 24 and can lift and reset shadoof 22 and carry out Reset and reset case is observed by valve phase indicator 23.

Casing can install the magnetic valve of multiple specifications, only need to change the outfit corresponding to valve port and between lower box and magnetic valve plus Load fishplate bar, the versatility of casing can be achieved.

Gas pipeline is in rainy season construction, and because of a variety of causes, rainwater can be accumulated in pipeline, in ventilation easily by rainwater band Cause supply unstable into follow-up equipment or even interrupt, valve port is installed for this in casing, the valve port is arranged on fuel gas inlet pipe The exit on road and with cut-out valve disc it is relative, when combustion gas enter lower box in after must via valve port 2 after enter back into subsequent pipeline, because Larger drop and volume between inlet duct and valve port be present, moisture can accumulate in lower box bottom in pipeline, avoid large quantity of moisture Flow into subsequent pipeline.Blowoff valve 21 is arranged on lower box, and lower box minimum point is led in blowoff valve lower end equipped with stainless steel tubule Place.Blowoff valve 21 is opened, ponding can be discharged by combustion gas pressure itself in pipeline.

There is iron rust in gas pipeline inwall, also easily make easily to accumulate welding slag lamp impurity in pipeline in welding procedure.Using During, these impurity can cause to damage to follow-up gas equipment, install filter core 3 and supporting difference gauge in casing for this 32.Filter core 3 can go out the pipeline contaminant filter before magnetic valve, avoid impurity from damaging follow-up equipment, and difference gauge 32 can show filter The degree of congestion of core to change filter core in time.

Built-in terminal box 14 and external terminal box 15 are installed, using explosion-proof waterproofing design in casing.Built-in terminal box 14 connect motor and valve position sensor in magnetic valve and transmission case, external terminal box 15 and built-in wiring by thread-protected tube 13 Box 14 communicates, and is connected with electromagnetic valve linking case.

The stateful instruction of electromagnetic valve linking control cabinet major function and long-range cut-out, and can with various gas alarm host machine and Fire-fighting control main frame links.SR 35, split key 38, case lock 36 and pilot lamp power 37 are installed on chamber door, passed through Connection connection jaws 34 are connected with external terminal box 15.Electromagnetic valve switch state and power supply shape can conveniently be observed by pilot lamp power State, rupturing operation can remotely be carried out by split key 38, by SR 35 can remote control magnetic valve reset, during saving Between.

Blow-down pipe is mainly made up of vent 39, emptying supervisor 40 and drain 41, the combustion gas that will can be vented in casing Drain into four meters of high-altitudes.

Claims (7)

1. a kind of buried solenoid valve box of rod-pulling type intelligent integrated, casing are made up of upper box and lower box, casing is placed in underground, Lower box is externally connected to fuel gas inlet pipeline and gas outlet pipeline, is connected between fuel gas inlet pipeline and gas outlet pipeline There is bypass pipe, inlet valve, outlet valve and bypass are separately installed with fuel gas inlet pipeline, gas outlet pipeline and bypass pipe Valve；Upper box is connected with lid, and lock, upper box internal upper part installation form are welded with upper lid, and upper box is put built with two Null interface；Check-valves and emptying connecting leg are installed respectively on described two vents, emptying connecting leg one end is connected with vent, The other end is connected with exhaust-valve, and exhaust-valve is arranged on lower box；It is characterized in that：Set outside casing and reset case, resetted in case Equipped with reset shadoof and valve phase indicator；Pull bar homing position type magnetic valve, built-in motor and valve position sensing built in the lower box Transmission case, filter core, valve port and the blowoff valve of device, the reset shadoof are connected by motor shaft with hoisting frame, hoisting frame It is connected with the reset lever of magnetic valve, valve position sensor is by the real-time teletransmission of valve position state of magnetic valve to coupled magnetic valve Coordinated signals case；Solenoid valve base is connected with cut-out valve disc；Filter core is arranged on what magnetic valve front end connected with gas inlet pipeline On pipeline, valve port is installed in the exit of fuel gas inlet pipeline and relative with cut-out valve disc, and blowoff valve bottom is provided with pipeline and led to To lower box lowest part；Be provided with the chamber door of the electromagnetic valve linking control cabinet pilot lamp power, split key and reset by Button, by split key can remote control electromagnetism valve events with cut off gas supply, by pilot lamp power observe magnetic valve open Off status and power supply state, by SR can remote control magnetic valve reset.

2. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Above-mentioned upper box and Sealing gasket is accompanied between lower box, upper and lower casing is fastened simultaneously pinch seal pad by bolt.

3. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Above-mentioned fuel gas inlet The junction of pipeline, gas outlet pipeline and lower box is respectively welded reinforcement.

4. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Welded on above-mentioned upper lid It is connected to gusset frame.

5. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Above-mentioned upper lid surrounding Sealing strip is embedded with for seal groove, in it.

6. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Welded on above-mentioned upper lid It is connected to handle.

7. the buried solenoid valve box of rod-pulling type intelligent integrated according to claim 1, it is characterised in that：Above-mentioned form is by light Matter framework and transparent, non-metallic plate composition, surrounding are embedded with O-ring, and form is fixed by wing nut and casing top.