CN206889758U - A kind of multiduty GIS inflations standard handovers joint - Google Patents

Abstract

The utility model discloses a kind of multiduty GIS inflations standard handovers joint, including four-way valve, four-way valve includes valve body and valve element, valve body is provided with an admission line and three outlet pipes, valve element is arranged in valve body, one admission line and three outlet pipes communicate with valve chamber, the bottom of valve element is provided with the inlet channel communicated with admission line, an outlet passageway is also provided with valve element, outlet passageway communicates with inlet channel, synchronization outlet passageway only connects with an outlet pipe, the bull stick of control valve core rotation is additionally provided with valve element, the top of bull stick is provided with handle.The utility model has the advantages that：Three outlet pipes connect the GIS gas-charging connections of three kinds of conventional producers, the joint of corresponding producer can be quickly found out in maintenance, admission line is controlled to be connected from different outlet pipes by rotary ball valve, prevent the situation for occurring from other outlet pipe gas leakage in gas replenishment process, inflationtime greatly shortens, and effectively increases efficiency.

Description

A kind of multiduty GIS inflations standard handovers joint

Technical field

It the utility model is related to a kind of multiduty GIS inflations standard handovers joint.

Background technology

GIS combination electric appliance device is largely adopted in power industry extensive use, especially 110kV-500kV transformer stations With yet with the technology of the country variant of introduction, and industry does not put into effect corresponding unified standard so that GIS inflation connects Mouth cause diversified in specifications, causes the gas-charging connection design standard of each producer inconsistent, so each producer matches somebody with somebody in the Shi Douhui that dispatches from the factory Two sets of corresponding gas-charging connections are put, it is a set of to be used to use when installing, it is a set of to be used to use when overhauling.

Problem be present：

1st, when GIS is installed, it is necessary to carry out the works such as vacuumize process, inflation operation, gas purity and slug test to GIS Make.When doing different work every time, construction teams and groups will be surveyed the gas-charging connection that producer carries with corresponding apparatus for work Amount, finds the pipe coupling for connecting both, sometimes even will a pipe coupling customized again.This brings to installment work Many troubles, will often find in numerous pipe couplings, influence operating efficiency, if it is even more to indulge in remake joint Delay work the phase.

2nd, after engineering puts into operation, because pipe coupling will not be typically transferred to using unit or overhaul unit, so in day Normal maintenance is even rushed to repair in work, is even more to influence operating efficiency because can not find suitable joint.Overhaul unit needs certainly Make substantial amounts of joint meet the maintenance of different substation and repairing work, cause it is managerial inconvenience, resource waste and It is also inconvenient to be carried during routine work.

Utility model content

Technical problem to be solved in the utility model is overcome the deficiencies in the prior art and provided a kind of multiduty GIS inflates standard handovers joint.

In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：It is a kind of multiduty GIS inflates standard handovers joint, including four-way valve, four-way valve include valve body and valve element, and the valve body is provided with an air inlet pipe Road and three outlet pipes, three outlet pipes connect the GIS gas-charging connections of three different manufacturers, are provided with the valve body respectively Valve chamber, the valve element are arranged in valve chamber, and the valve element is spherical, and the valve chamber is adapted with valve element, one air inlet pipe Road and three outlet pipes are communicated with valve chamber, and the admission line is arranged on the bottom of valve body, and the bottom of the valve element is provided with The inlet channel communicated with admission line, the rotation axis of the valve element overlap with the axis of admission line, on the valve element also An outlet passageway is provided with, the outlet passageway communicates with inlet channel, and the axis of outlet passageway is vertical with admission line axis, Synchronization outlet passageway is only connected with an outlet pipe, and the bull stick of control valve core rotation is additionally provided with the valve element, described The axis of bull stick and the rotation axis coincident of valve element, the bull stick stretch out valve body, and the top of bull stick is provided with handle.

Preferably, the inlet channel includes outer barrel, coupling and is arranged in outer medial wall of the tube to be provided with the interior of binding groove Circle, is closed between the bottom of the inner ring and outer barrel, and inner ring and valve chamber communicate, the binding groove on the inner ring at least two, And two binding grooves are set on the axisymmetrical of inner ring, the binding groove includes translot and the vertical slot to connect with translot bottom, The translot is set from inner ring top along axis towards inner ring bottom, the vertical slot along inner ring inwall；

The coupling includes the outer ring between insertion outer barrel and inner ring and the inner core stretched into inner ring, is opened along inner core axes There is through hole, the outer surface of the inner core is provided with the fix bar for being caught in binding groove；It is close that labyrinth is formed by inner ring and outer ring and outer barrel Envelope, improves air-tightness of coupling when being docked with outer barrel/inner ring, and coupling can set it is multiple, can be with multiple couplings Respectively with vacuumize process, inflation operation or gas purity and the equipment interconnection used for the need of work such as water test, simultaneously Coupling can also realize rapid abutting joint with outer barrel/inner ring, relative to using being threadedly coupled, greatly reduce the operating time.

Preferably, end of the vertical slot away from translot is provided with the locking slot of inner ring opening direction；Further prevent Coupling releases upon connection with inner ring.

Compared with prior art, the utility model has the advantages that：By setting four-way valve, three outlet pipes on four-way valve The GIS gas-charging connections of three kinds of conventional producers are connected, the joint of corresponding producer can be quickly found out in maintenance, while the present apparatus is set There is an admission line to be used to be connected with air intake apparatus, control admission line to connect from different outlet pipes by rotary ball valve It is logical, prevent the situation for occurring from other outlet pipe gas leakage in gas replenishment process, after the present apparatus, the inflation to GIS device Time greatly shortens, and effectively increases efficiency.

Brief description of the drawings

Fig. 1 is the sectional view that a kind of multiduty GIS of the utility model inflates standard handovers joint front view；

Fig. 2 is A-A sectional views in Fig. 1；

Fig. 3 is that a kind of multiduty GIS of the utility model inflates the structure that outer barrel connects with inner ring in standard handovers joint Schematic diagram；

Fig. 4 is the structural representation that a kind of multiduty GIS of the utility model inflates coupling in standard handovers joint.

Embodiment

The embodiment of standard handovers joint, Yi Zhongduo are inflated for a kind of multiduty GIS of the utility model refering to Fig. 1, Fig. 2 The GIS inflation standard handovers joints of purposes, including four-way valve, four-way valve include valve body 1 and valve element 2, and the valve body 1 is provided with one Individual admission line 3 and three outlet pipes 4, three outlet pipes 4 connect the GIS gas-charging connections of three different manufacturers, institute respectively State in valve body 1 and be provided with valve chamber 5, the valve element 2 is arranged in valve chamber 5, and the valve element 2 is spherical, the valve chamber 5 and the phase of valve element 2 Adaptation, one admission line 3 and three outlet pipes 4 communicate with valve chamber 5, and the admission line 3 is arranged on valve body 1 Bottom, the bottom of the valve element 2 are provided with the inlet channel 6 communicated with admission line 3, the rotation axis of the valve element 2 and air inlet The axis of pipeline 3 is overlapped, and an outlet passageway 7 is also provided with the valve element 2, and the outlet passageway 7 communicates with inlet channel 6, The axis of outlet passageway 7 is vertical with the axis of admission line 3, and synchronization outlet passageway 7 only connects with an outlet pipe 4, institute State and the bull stick 8 that control valve element 2 rotates is additionally provided with valve element 2, the axis of the bull stick 8 and the rotation axis coincident of valve element 2 are described Bull stick 8 stretches out valve body 1, and the top of bull stick 8 is provided with handle 9.By setting four-way valve, three outlet pipes 4 connect on four-way valve The GIS gas-charging connections of three kinds of conventional producers, the joint of corresponding producer can be quickly found out in maintenance, while the present apparatus is provided with one Individual admission line 3 is used to be connected with air intake apparatus, controls admission line 3 to be connected from different outlet pipes 4 by rotary ball valve, Prevent from occurring in gas replenishment process from the situations of other gas leakage of outlet pipe 4, after the present apparatus, during inflation to GIS device Between greatly shorten, effectively increase efficiency.

As shown in Figure 3, Figure 4, further for the docking for facilitating admission line 3 to realize difference in functionality purposes, the air inlet Passage 6 includes outer barrel 10, coupling and is arranged on the inner ring 12 that binding groove 11 is provided with the madial wall of outer barrel 10, the inner ring 12 Closed between bottom and outer barrel 10, inner ring 12 and valve chamber 5 communicate, the binding groove 11 on the inner ring 12 at least two, and two Individual binding groove 11 is set on the axisymmetrical of inner ring 12, and the binding groove 11 includes translot 13 and connected with the bottom of translot 13 Vertical slot 14, the translot 13 are set from the top of inner ring 12 along axis towards the bottom of inner ring 12, the vertical slot 14 along the inwall of inner ring 12, The end of the vertical slot 14 away from translot 13 is provided with the locking slot 19 of the opening direction of inner ring 12；

The coupling includes the outer ring 16 between insertion outer barrel 10 and inner ring 12 and the inner core 15 stretched into inner ring 12, edge The axis of inner core 15 is provided with through hole 17, and the outer surface of the inner core 15 is provided with the fix bar 18 for being caught in binding groove 11, passes through inner ring 12 With outer ring 16 and the formation labyrinth seal of outer barrel 10, air-tightness when raising coupling is docked with the inner ring 12 of outer barrel 10/, and coupling Can set it is multiple, with multiple couplings can respectively with vacuumize process, inflation operation or gas purity and be water test The equipment interconnection used Deng need of work, while coupling and the inner ring 12 of outer barrel 10/ can also realize rapid abutting joint, relative to adopting With threaded connection, the operating time is greatly reduced.

In use, the existing equipment needed to use connects the admission line 3 of the present apparatus, filled if desired for GIS device Gas, source of the gas is connected in coupling, then inserted the inner core 15 of coupling in inner ring 12, while the outer ring 16 of coupling is inserted To between inner ring 12 and outer barrel 10, then the fix bar 18 of the outer surface of inner core 15 is inserted in the translot 13 of binding groove 11, fix bar After 18 are inserted into the bottom of translot 13, coupling is rotated, fix bar 18 is transferred in vertical slot 14, until fix bar 18 turns to vertical slot 14 ends, then coupling make fix bar 18 enter in locking slot 19, complete the part of inlet channel 6 somewhat toward reclaiming a bit Installation, hereafter further according to the model of GIS device, select suitable gas-charging connection, then by handle 9 drive bull stick 8, make valve Core 2 rotates, and the outlet passageway 7 of valve element 2 communicates with the outlet pipe 4 of corresponding gas-charging connection, and then can starts to inflate flow. In addition, crossover sub of the invention can also realize the work such as vacuumize process or gas purity and slug test.

Specific embodiment of the utility model is the foregoing is only, but the technical characteristics of the utility model is not limited to This, any those skilled in the art in field of the present utility model, all cover in this practicality newly by the change or modification made Among the scope of the claims of type.

Claims (3)

1. A kind of 1. multiduty GIS inflations standard handovers joint, it is characterised in that：Including four-way valve, four-way valve includes valve body（1） And valve element（2）, the valve body（1）It is provided with an admission line（3）With three outlet pipes（4）, each outlet pipe（4）Point Not Lian Jie a different manufacturers GIS gas-charging connections, the valve body（1）It is interior to be provided with valve chamber（5）, the valve element（2）It is arranged on valve Room（5）It is interior, the valve element（2）To be spherical, the valve chamber（5）With valve element（2）It is adapted, one admission line（3）With three Individual outlet pipe（4）And valve chamber（5）Communicate, the admission line（3）It is arranged on valve body（1）Bottom, the valve element（2）'s Bottom is provided with and admission line（3）The inlet channel communicated（6）, the valve element（2）Rotation axis and admission line（3）Axle Line overlaps, the valve element（2）On be also provided with an outlet passageway（7）, the outlet passageway（7）With inlet channel（6）Communicate, go out Gas passage（7）Axis and admission line（3）Axis is vertical, synchronization outlet passageway（7）Only with an outlet pipe（4）Even It is logical, the valve element（2）On be additionally provided with control valve element（2）The bull stick of rotation（8）, the bull stick（8）Axis and valve element（2）Rotation Shaft axis overlap, the bull stick（8）Stretch out valve body（1）, bull stick（8）Top be provided with handle（9）.
2. A kind of 2. multiduty GIS inflations standard handovers joint as claimed in claim 1, it is characterised in that：The air inlet is led to Road（6）Including outer barrel（10）, coupling and be arranged on outer barrel（10）Binding groove is provided with madial wall（11）Inner ring（12）, it is described Inner ring（12）Bottom and outer barrel（10）Between close, inner ring（12）And valve chamber（5）Communicate, the inner ring（12）On binding groove （11）At least two, and two binding grooves（11）On inner ring（12）Axisymmetrical set, the binding groove（11）Including Translot（13）With with translot（13）The vertical slot that bottom connects（14）, the translot（13）From inner ring（12）Top is along axis in Circle（12）Bottom, the vertical slot（14）Along inner ring（12）Inwall is set；

   The coupling includes insertion outer barrel（10）And inner ring（12）Between outer ring（16）With stretch into inner ring（12）Interior inner core （15）, along inner core（15）Axis is provided with through hole（17）, the inner core（15）Outer surface be provided be caught in binding groove（11）Fixation Bar（18）.
3. A kind of 3. multiduty GIS inflations standard handovers joint as claimed in claim 2, it is characterised in that：The vertical slot （14）Away from translot（13）End be provided with inner ring（12）The locking slot of opening direction（19）.