CN108758016A - With the ball valve for opening and closing device - Google Patents
With the ball valve for opening and closing device Download PDFInfo
- Publication number
- CN108758016A CN108758016A CN201810872078.0A CN201810872078A CN108758016A CN 108758016 A CN108758016 A CN 108758016A CN 201810872078 A CN201810872078 A CN 201810872078A CN 108758016 A CN108758016 A CN 108758016A
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- China
- Prior art keywords
- valve
- valve body
- sliding shoe
- opening
- closing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention belongs to ball-cock device fields, more particularly to a kind of with the ball valve for opening and closing device, including valve body, sphere, valve rod, driving device, outlet side valve seat is equipped in the valve body, inlet side valve seat, the sphere is between outlet side valve seat and inlet side valve seat, it is provided with baffle on the outlet side valve seat or in the valve body close to outlet side valve seat, the baffle is equipped with first through hole, the sphere is corresponded on the valve body is equipped with the second through-hole, it is connected with fast-switching arrangement on the valve body, the fast-switching arrangement includes the gland with second through-hole sealing cooperation, the gland is detachably connected with the valve body, the gland is equipped with the bleed valve of connection body cavity.It is arranged in bearing pipe, compact-sized, low cost.In addition, it is medium in valve chamber between ball-valve import valve seat and outlet valve seat to open bleed valve, valve chamber space is small, and media discharge amount is small, therefore wastes also very little.
Description
Technical field
The invention belongs to ball-cock device fields, and in particular to a kind of with the ball valve for opening and closing device.
Background technology
Ball valve has many advantages, such as that switch is rapid, good seal performance, and fluid resistance is small, its fluid control as bearing pipe
Device is widely used in the various fields such as oil, chemical industry, coal chemical industry, electric power, metallurgy and oil-gas transportation.
It needs external object being put into bearing pipe in some cases or takes out the object in bearing pipe.For
Reduce the influence to bearing pipe continuous operation efficiency, it is desirable to be able to quickly and easily place an object into pipeline or from pipeline
It takes out, it is contemplated that medium has higher pressure and temperature, medium that may also be corrosive, is toxic, is inflammable, is easy in bearing pipe
Quick-fried, therefore, it is necessary to consider safety when placing an object into bearing pipe or taking out object from bearing pipe.In order to reality
Existing above-mentioned function, is usually arranged control device as shown in Figure 1, which is one threeway 2 ' of setting on bearing pipe 1 ',
Two put-through channels therein are connected by a deck valve door 3 ' with bearing pipe 1 ' respectively, another wing passage setting of threeway is blind
Plate 4 ' closes the channel using blind plate 4 ' and bolt and nut 5 ' and gasket, when needs are put into object or taking-up to bearing pipe
When object, the valve 3 ' of threeway both sides is first closed, is then exhausted the medium between two deck valve doors by bleeder valve 6 ', then tear open
The bolt and nut 5 ' on blind plate 4 ' is unloaded to open channel, this conventional control units need that two deck valve doors, 3 ', threeways are arranged
2 ', a set of blind plate 4 ' and a bleeder valve 6 ', entire control device is bulky, involves great expense, when operating cost, working strength
Greatly.In addition, the All Media between the two deck valve doors that release before dismounting blind plate, the spatial volume is big, and media discharge amount is big, because
This waste is also very big.
Invention content
The purpose of the invention is to overcome shortcoming and defect of the existing technology, and provide a kind of with unlatching and pass
Close the ball valve of device.
The technical solution used in the present invention is as follows：With the ball valve for opening and closing device, including valve body, sphere, valve
Bar, driving device, the valve body is interior to be equipped with outlet side valve seat, inlet side valve seat, and the sphere is located at outlet side valve seat and import
Between side valve seat, it is provided with baffle on the outlet side valve seat or in the valve body close to outlet side valve seat, is set on the baffle
There is first through hole, the sphere is corresponded on the valve body and is equipped with the second through-hole, is connected with fast-switching arrangement on the valve body, institute
It includes the switch gland with second through-hole sealing cooperation to state fast-switching arrangement, and the switch gland and the valve body are removable
Connection is unloaded, the switch gland is equipped with the bleed valve of connection body cavity.
It is fixedly connected with trim ring on the switch gland, at least one guide groove, the guide groove are equipped in the trim ring
The sliding shoe of adaptation is inside installed, the sliding shoe in the guide groove can only along trim ring radial motion and by circumferential limit
, the sliding shoe is corresponded on the valve body and is equipped with slot, and the relatively described guide groove slip of the sliding shoe, which has, is located at institute
It states the first position for making the switch gland be connected on the valve body in slot and so that the switch is pressed outside the slot
Lid and the separable second position of the valve body, the operating device for moving the sliding shoe is connected on the sliding shoe.
It is socketed with circumferential rotatable turntable in the trim ring and axial limiting is constituted to the turntable with the sliding shoe,
Helicla flute is provided on the turntable, the sliding shoe is equipped with the guide pin coordinated with the helicla flute, is set on the turntable
It is useful for rotating the operating parts of the turntable.
First connecting rod is hinged on the switch gland, the first connecting rod is hinged with second connecting rod, the second connecting rod
It is hinged with support shaft, the support shaft is fixedly mounted on valve body.
The bleed valve includes bleed valve valve rod and the excretion valve core in bleed valve valve stem end, the switch is arranged
Gland is equipped with the third through-hole of connection body cavity, is opened by the relatively described switch gland upper and lower displacement of the bleed valve valve rod
The bleed valve is opened or closes, the bleed valve valve rod is connected with lock pin, the bleed valve valve rod and the lock by connector
Pin is linked, and the turntable is equipped with the third through-hole being inserted into for the lock pin, when the bleed valve is in the closed position, institute
Lock pin is stated to be located on the inside of sliding shoe.
The bleed valve is needle-like bleed valve.
The switch gland is connected by screw with the trim ring.
Sealing ring is equipped between the switch gland and the valve body.
The switch gland is taper fit sealing surface with the valve body.
The valve body is equipped with pressure gauge.
Beneficial effects of the present invention are as follows：The present invention provides a kind of ball valve provided with switching device, is arranged in pressure-bearing pipe
It is compact-sized in road, low cost.When to take out object from bearing pipe, ball valve is first closed, then pass through bleed valve drain ball
Then medium in valve valve chamber can turn on the switch device by dismantling gland, then can take out or put from valve hole
Enter object, switch is quick and convenient.In addition, it is in valve chamber between ball-valve import valve seat and outlet valve seat to open bleed valve
Medium, valve chamber space is small, and media discharge amount is small, therefore wastes also very little.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These attached drawings obtain other attached drawings and still fall within scope of the invention.
Fig. 1 is the structure that the prior art picks and places the object in bearing pipe；
Fig. 2 is a kind of structural schematic diagram along the longitudinal cross-section of fluid flow direction of embodiment of ball valve；
Fig. 3 is a kind of part-structure schematic diagram of the lateral cross section along fluid flow direction of embodiment of ball valve；
Fig. 4 is a kind of structural schematic diagram perpendicular to the longitudinal cross-section of fluid flow direction of embodiment of ball valve；
Fig. 5 is the structural schematic diagram of outlet side valve seat；
Fig. 6 is the structural schematic diagram of fast-switching arrangement；
Fig. 7 is the structural schematic diagram of trim ring；
Fig. 8 is the structural schematic diagram of sliding shoe；
Fig. 9 is A-A sectional views in Fig. 8；
Figure 10 is that the rotation of turntable drives the diametrically opposite stretching motion schematic diagram of sliding shoe, wherein A is what sliding shoe stretched out
Structural schematic diagram, B are the structural schematic diagram that sliding shoe is withdrawn；
Figure 11 is the stretching motion schematic diagram of sliding shoe another kind move mode, wherein A is the structural representation that sliding shoe stretches out
Figure, B are the structural schematic diagram that sliding shoe is withdrawn；
Figure 12 is fast-switching arrangement with A-A sectional views in Fig. 6；
Figure 13 is the internal structure schematic diagram that ball valve is opened；
Figure 14 is the internal structure schematic diagram that ball valve is closed；
Figure 15 is the through-hole opening process schematic diagram on valve body,（1）To completely close,（2）Valve body is left for switch gland,（3）
The side of 3 through-hole of valve body is rotated to for entire switching device；
In figure, 1, fast-switching arrangement；1.1, gland；1.2, sealing ring；1.4, sliding shoe；1.5, turntable；1.51 helicla flute；
1.52 third through-hole；1.6, trim ring；1.61 guide groove；1.7, screw；1.8, tommy bar connector；1.9, tommy bar；1.10 excretion
Valve；1.101 bleed valve valve rod；1.102 draining valve core；1.11 connector；1.12 lock pin；1.13, hinged screw；
1.14 connecting rod；1.15 axis pin；1.16 connecting rod；1.17 axis pin；1.18 support shaft；
2, sphere；3, valve body；31, the second through-hole；32, slot；4, outlet side valve seat；41, baffle；42, first through hole；5, valve
Lid；6, inlet side valve seat；7, bolt and nut；8, valve rod；9, ball valve gland；10, driving device；11, pressure gauge；12, object.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
It should be noted that all statements for using " first " and " second " are for distinguishing in the embodiment of the present invention
Two non-equal entities of same names or non-equal parameter, it is seen that " first " " second " only for statement convenience, no
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
The direction and position term that the present invention is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " top ", " bottom ", " side " etc. are only the direction or position of refer to the attached drawing.Therefore, the direction used and position term
It is to illustrate and understand the present invention rather than limiting the scope of the invention.
As shown in Fig. 2, with the ball valve for opening and closing device, including fast-switching arrangement 1, sphere 2, valve body 3, outlet
Side valve seat 4, valve deck 5, inlet side valve seat 6, bolt and nut 7, valve rod 8, ball valve gland 9, driving device 10.Sphere 2 and valve rod 8 and
Driving device 10 is fixedly connected, and driving device 10 does 90 ° of rotations to be turned on and off ball valve, driving dress with ovable valve stem 8 and sphere 2
It can be worm gearing to set 10 as needed, can also be spanner, pneumatic device or electric device.Ball in Fig. 2
Valve is in open state, and the fluid of import lateral line flows to outlet-side conduit by ball valve at this time.As shown in figure 3, right on valve body 3
The sphere 2 is answered to be equipped with the second through-hole 31, valve body 3 is equipped with fast-switching arrangement 1, the switch gland 1.1 and the valve body 3
It is detachably connected, the switch gland 1.1 is equipped with the bleed valve 1.10 of 3 inner cavity of connection valve body.As shown in figure 4, in order to
The pressure for monitoring ball valve intracavitary, is mounted with pressure gauge 11 on valve body 1.Outlet side valve seat 4 is provided with baffle 41, in order to ensure
Fluid can smoothly flow through ball valve, and the second through-hole 31 has been opened up on baffle 41, and baffle designs balling-up close to the side of sphere
Face sees that Fig. 5, baffle 41 can be fixed on outlet side valve seat 4, can also be split settings with outlet side valve seat 4, fixed
Between outlet side valve seat 4 and valve body 3.
The Detachable connection structure specific implementation switched between gland 1.1 and the valve body 3 can be with as shown in fig. 6, described
Trim ring 1.6 is fixedly connected on switch gland 1.1, the structure of trim ring 1.6 is as shown in fig. 7, be equipped at least one in the trim ring 1.6
A guide groove 1.61 is 4 in figure, according to the difference of device specification, the guide groove of different number may be used.The guide groove
The sliding shoe 1.4 of adaptation is installed, the structure of sliding shoe 1.4 is as shown in Figure 8,9, and the sliding shoe 1.4 is led described in 1.61
Into slot 1.61 can only along trim ring 1.6 radial motion and by circumferential limit, be socketed in the trim ring 1.6 circumferential rotatable
Turntable 1.5 and axial limiting is constituted to the turntable 1.5 with the sliding shoe 1.4, be provided with helicla flute on the turntable 1.5
1.51, the sliding shoe 1.4 is equipped with the guide pin 1.41 coordinated with the helicla flute 1.51, and the turntable 1.5, which is equipped with, to be used
It is equipped with slot 32 in corresponding to the sliding shoe 1.4 on the operating parts for rotating the turntable 1.5, the valve body 3.Turntable 1.5 with pull
Knock-off joint 1.8 is fixedly connected, and tommy bar connector 1.8 is fixedly connected with tommy bar 1.9, turntable 1.5 can be made to revolve by operating tommy bar 1.9
Turn, by the common restriction of helicla flute 1.51 and guide groove 1.61, when turntable 1.5 rotates, sliding shoe 1.4 is in trim ring 1.6
Radial expansion movement is done in guide groove 1.61, as shown in figure 9, when 1.5 clockwise movement of turntable（A）, sliding shoe 1.4 is radially
It moves out, the sliding shoe 1.4 is corresponded on the valve body 3 and is equipped with slot 32, sliding shoe 1.4 enters in slot 32 thus and valve
Body 3 completes connection, when 1.5 counterclockwise movement of turntable（B）, sliding shoe 1.4 moves radially inward, when sliding shoe 1.4 leaves
When slot 32, switch gland 1.1, which can separate, to come.Above structure realizes the effect extremely fast opened and closed, in addition may be used also
It can be connected through a screw thread with the Detachable connection structure taken, flanged joint, the common connection type such as be bolted, compared
Under, above-mentioned Detachable connection structure is quicker, is only at least no more than a circle by rotating（Turntable in attached drawing only needs to turn
It is 45 degree or so dynamic）Can be completed and be turned on and off, and use threadeds connection, flanged joint, be bolted at least need rotate it is more
Zhou Caike completes dismounting.In addition, as shown in figure 11, when sliding shoe 1.4 is one or two, the mode of mobile sliding shoe 1.4
Handle is set between may be used on sliding block, and directly mobile, when sliding shoe 1.4 is one, the other end may be used hinged
Mode, but compared to setting turntable mode, the sliding shoe of this structure is preferably one or two, and sliding shoe is excessive, opens
It is just inconvenient to open, but sliding shoe is one or two, and switch gland 1.1 is made to keep the active force of connection can not with valve body 3
Uniformly, as in Figure 11, in the position of sliding shoe, it is ensured that connected between switch gland 1.1 and valve body 3, most apart from sliding shoe
Remote position, it is sealing cooperation between sealing ring 1.2 and valve body 3 that can not ensure to switch in gland 1.1, is susceptible to and lets out
Leakage, and the mode of turntable is selected, sliding shoe can be that 4 pieces or setting are more, circumferentially be uniformly arranged, and ensure switch gland 1.1
Sealing function when being connected between valve body 3.
Wherein, tommy bar connector 1.8 and tommy bar 1.9 are fixedly connected to form the operating parts of rotation turntable 1.5, can also directly exist
Handle or steering wheel are set on turntable 1.5, are the actuator for being commonly used in rotation.
As shown in figure 12, switch gland 1.1 is connect with connecting rod 1.14 using hinged 1.13, and connecting rod 1.14 is adopted with connecting rod 1.16
It is connected with axis pin 1.15, connecting rod 1.16 is connected by axis pin 1.17 with support shaft 1.18, and support shaft 1.18 is fixedly mounted on valve body 3
On, therefore, switchs gland 1.1 and trim ring 1.6 is limited by connecting component and cannot be rotated in the through-hole of valve body 3.It takes
Entire switching device after going out can easily be revolved by hinged 1.13, connecting rod 1.14, axis pin 1.15, connecting rod 1.16 and axis pin 17
The side for going to 3 through-hole of valve body, sees Figure 12.
See that Fig. 6, bleed valve 1.10 are arranged at the middle part of switch gland 1.1, bleed valve 1.10 uses needle stop valve, excretion
The valve rod 1.101 and flap design of valve are integral, and bleed valve 1.10 is opened or closed by the elevating movement of valve rod 1.101,
The valve rod 1.101 of bleed valve is interlocked by connector 1.11 and axis pin 1.12, and the elevating movement of valve rod 1.101 drives axis pin 1.12
It moves up and down simultaneously.The turntable 1.5 is equipped with the third through-hole 1.52 being inserted into for the lock pin 1.12, when bleeder valve 1.10
When in the closed position, lock pin 1.12 reaches the inside of sliding shoe 1.4.When bleeder valve 1.10 is in the open position, lock pin
1.12 do not extend into the inside of sliding shoe 1.4.Fig. 6 is provided in the situation when through-hole on ball valve body is in closing, at this time
Sliding shoe 1.4 is stuck in the groove of valve body 3, and the switch gland 1.1 being assembled integrally with sliding shoe 1.4, which has blocked, to be arranged in ball valve
Through-hole on valve body, under the sealing of sealing ring 1.2, it is ensured that the through-hole of valve body reliably seals.It is closed at this point, bleed valve 1.10 is in
Closed position, at this time lock pin 1.12 reach the inside of sliding shoe 1.4, therefore, sliding shoe 1.4 can not move radially inward.At this time
The second through-hole 31 on valve body 3 can not be opened.The length of lock pin 1.12 can also be reduced, third through-hole 1.52 is suitable with lock pin 1.12
Match, or be slightly larger than lock pin 1.12, when bleeder valve 1.10 is in the closed position, lock pin 1.12 reaches third through-hole 1.52 and can be completed
The locking of turntable avoids the second through-hole 31 from opening.If the prior art forgets medium of releasing before dismantling blind plate, blind plate is dismantled
When also have prodigious security risk, by above-mentioned setting, then can solve the problems, such as this.
Sealing ring 1.2 is equipped between the switch gland 1.1 and the valve body 3.Improve switch gland 1.1 and the valve body
3 sealing performance prevents from revealing.
In order to it is easier by switching device from the through-hole for taking out or being put back into valve body 3 in the through-hole of valve body 3, will switch
The sealing registration interface designs of the through-hole of gland 1.1 and valve body 3 are at certain taper, using taper fit sealing surface, take out with
Also it is less likely to be damaged sealing ring 1.2 when putting back to switching device.
The switch gland 1.1 is connect with the trim ring 1.6 by screw 1.7, and installation is facilitated.
As shown in figure 13, when ball valve is in open state, need the object taken out 12 with stream in inlet side pressure pipeline
It is trapped in ball valve body by the baffle 41 of ball valve outlet side valve seat 4 when body flows through ball valve, passes through rotating driving device 10 at this time
To close ball valve.As shown in figure 14, after ball valve is closed, need the object taken out 12 face be arranged on ball valve body it is logical
Hole.After ball valve is closed, inlet side valve seat 6 and outlet side valve seat 4 are respectively by the fluid shutoff of bearing pipe inlet side and outlet side.
In order to take out the object 12 being trapped in ball valve body, need to open the through-hole on ball valve body.In order to open on ball valve body
Through-hole, it is necessary to first open bleeder valve 1.10, after opening bleeder valve 1.10, the medium of ball valve intracavitary will pass through bleeder valve
1.10 discharges, so that it is guaranteed that do not have pressure medium in ball valve valve chamber, after bleeder valve 1.10 is opened, lock pin 1.12 is from sliding shoe
1.4 inside is detached from, therefore can be by operating 1.9 rotary turnplate 1.5 counterclockwise of tommy bar, and sliding shoe 1.4 will be moved radially-inwardly
It is dynamic to shrink until the slot 32 with valve body 3 disengages.At this point it is possible to which entire switching device is taken from the second through-hole 31 of valve body 3
Go out, the entire switching device after taking-up can pass through hinged 1.13, connecting rod 1.14, axis pin 1.15, connecting rod 1.16 and axis pin 1.17
The side for easily rotating to 3 through-hole of valve body, sees Figure 15.It at this time can be by the second through-hole 31 of valve body 3 by the object in valve body 3
Body takes out or external object is put into valve body 3.
When to take out object from bearing pipe, ball valve is first closed, then pass through Jie in bleed valve ball-valve valve chamber
Then matter can turn on the switch device by rotary turnplate, object can be then removed or placed into from valve hole, and switch is fast
Speed is convenient.The present apparatus is provided with the mechanism for preventing maloperation, and the switching device on being not turned on the front valve shell of bleed valve is nothing
What method was opened, ensure that the safety of operation.In addition, it is ball-valve import valve seat and outlet valve seat to open bleed valve
Between valve chamber in medium, valve chamber space is small, and media discharge amount is small, therefore wastes also very little.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (10)
1. with the ball valve for opening and closing device, including valve body（3）, sphere（2）, valve rod（8）, driving device（10）, described
Valve body（3）It is interior to be equipped with outlet side valve seat（4）, inlet side valve seat（6）, the sphere（2）Positioned at outlet side valve seat（4）And inlet side
Valve seat（6）Between, it is characterised in that：The outlet side valve seat（4）The upper or described valve body（3）It is interior close to outlet side valve seat（4）If
It is equipped with baffle（41）, the baffle（41）It is equipped with first through hole（42）, the valve body（3）The upper correspondence sphere（2）It is equipped with
Second through-hole（31）, the valve body（3）On be connected with fast-switching arrangement（1）, the fast-switching arrangement（1）Including with it is described
Second through-hole（31）Seal the switch gland of cooperation（1.1）, the switch gland（1.1）With the valve body（3）It is detachably connected,
The switch gland（1.1）It is equipped with connection valve body（3）The bleed valve of inner cavity（1.10）.
2. according to claim 1 with the ball valve for opening and closing device, it is characterised in that：The switch gland
（1.1）On be fixedly connected with trim ring（1.6）, the trim ring（1.6）It is interior to be equipped at least one guide groove（1.61）, the guide groove
（1.61）The sliding shoe of adaptation is inside installed（1.4）, the sliding shoe（1.4）In the guide groove（1.61）It is interior can only be along trim ring
（1.6）Radial motion and by circumferential limit, the valve body（3）The upper correspondence sliding shoe（1.4）Equipped with slot（32）, institute
State sliding shoe（1.4）The relatively described guide groove（1.61）Slip, which has, is located at the slot（32）Inside make the switch gland
（1.1）It is connected to the valve body（3）On first position and be located at the slot（32）Make the switch gland outside（1.1）With institute
State valve body（3）The separable second position, the sliding shoe（1.4）On be connected with for moving the sliding shoe（1.4）Behaviour
Make device.
3. according to claim 2 with the ball valve for opening and closing device, it is characterised in that：The trim ring（1.6）It is interior
It is socketed with circumferential rotatable turntable（1.5）And with the sliding shoe（1.4）To the turntable（1.5）Constitute axial limiting, institute
State turntable（1.5）On be provided with helicla flute（1.51）, the sliding shoe（1.4）It is equipped with and the helicla flute（1.51）Cooperation
Guide pin（1.41）, the turntable（1.5）It is equipped with for rotating the turntable（1.5）Operating parts.
4. according to claim 2 with the ball valve for opening and closing device, it is characterised in that：The switch gland
（1.1）On be hinged with first connecting rod（1.14）, the first connecting rod（1.14）It is hinged with second connecting rod（1.16）, described second connects
Bar（1.16）It is hinged with support shaft（1.18）, the support shaft（1.18）It is fixedly mounted on valve body（3）On.
5. according to claim 2 with the ball valve for opening and closing device, it is characterised in that：The bleed valve（1.10）
It include bleed valve valve rod（1.101）With setting in bleed valve valve rod（1.101）The excretion valve core of end（1.102）, described
Switch gland（1.1）It is equipped with connection valve body（3）The third through-hole of inner cavity passes through the bleed valve valve rod（1.101）Opposite institute
State switch gland（1.1）Upper and lower displacement is turned on and off the bleed valve（1.10）, the bleed valve valve rod（1.101）Pass through company
Fitting（1.11）It is connected with lock pin（1.12）, the bleed valve valve rod（1.101）With the lock pin（1.12）It is linked, it is described
Turntable（1.5）It is equipped with and supplies the lock pin（1.12）The third through-hole of insertion（1.52）, when the bleed valve（1.10）In pass
Closed position, the lock pin（1.12）Positioned at sliding shoe（1.4）Inside.
6. carrying the ball valve for opening and closing device according to claim 1 or 5, it is characterised in that：The bleed valve
（1.10）For needle-like bleed valve.
7. according to claim 2 with the ball valve for opening and closing device, it is characterised in that：The switch gland
（1.1）With the trim ring（1.6）Pass through screw（1.7）Connection.
8. according to claim 1 with the ball valve for opening and closing device, it is characterised in that：The switch gland
（1.1）With the valve body（3）Between be equipped with sealing ring（1.2）.
9. the ball valve with opening and closing device according to claim 1 or 8, it is characterised in that：The switch gland
（1.1）With the valve body（3）For taper fit sealing surface.
10. according to claim 1 with the ball valve for opening and closing device, it is characterised in that：The valve body（3）On set
There is pressure gauge（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872078.0A CN108758016B (en) | 2018-08-02 | 2018-08-02 | Ball valve with opening and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872078.0A CN108758016B (en) | 2018-08-02 | 2018-08-02 | Ball valve with opening and closing device |
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| CN108758016B CN108758016B (en) | 2023-08-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118066363A (en) * | 2024-04-18 | 2024-05-24 | 四川拓力泰工业设备制造有限公司 | Switch visual valve handle |
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| CN202561110U (en) * | 2012-05-22 | 2012-11-28 | 百强阀门集团有限公司 | Integrated slope type ball valve |
| CN203214924U (en) * | 2013-04-22 | 2013-09-25 | 宁波埃美柯铜阀门有限公司 | Filtering and pollution discharging ball valve |
| US20150323087A1 (en) * | 2014-05-08 | 2015-11-12 | Saudi Arabian Oil Company | System, method and apparatus for combined ball segment valve and check valve |
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| CN118066363A (en) * | 2024-04-18 | 2024-05-24 | 四川拓力泰工业设备制造有限公司 | Switch visual valve handle |
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| CN108758016B (en) | 2023-08-01 |
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