CN110107708A - Upper dress formula double-valve-seat taper ball valve - Google Patents
Upper dress formula double-valve-seat taper ball valve Download PDFInfo
- Publication number
- CN110107708A CN110107708A CN201910447993.XA CN201910447993A CN110107708A CN 110107708 A CN110107708 A CN 110107708A CN 201910447993 A CN201910447993 A CN 201910447993A CN 110107708 A CN110107708 A CN 110107708A
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- Prior art keywords
- valve
- shell
- rod
- seat
- formula double
- Prior art date
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- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
-
- 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
- F16K37/0008—Mechanical means
-
- 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
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/06—Devices for relieving the pressure on the sealing faces for taps or cocks
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
- F16K5/0207—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor with special plug arrangement, e.g. special shape or built in means
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
- F16K5/0242—Spindles and actuating means
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/16—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces
- F16K5/162—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces with the plugs or parts of the plugs mechanically pressing the seal against the housing
- F16K5/163—Special arrangements for separating the sealing faces or for pressing them together for plugs with conical surfaces with the plugs or parts of the plugs mechanically pressing the seal against the housing adjustable in height
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Taps Or Cocks (AREA)
Abstract
The present invention proposes that a kind of structure is simple, production cost is low, long service life, when on or off, without scratch, it blocks and abrasive upper dress formula double-valve-seat taper ball valve, shell is fixedly installed on valve body, valve rod is rotatably arranged in shell, set axis is rotatably provided on shell, the limiting device for preventing set axis from sliding up and down is provided between set axis and shell, valve rod side offers external screw thread, set axis offers the threaded hole to match with screw rod and passes through for valve rod, left and right slip is provided with mobile column in shell, mobile column can mutually be interlocked with set axis, rotor is fixedly installed on valve rod, the free end of rotor offers V-groove, mobile column is set in V-groove, the driving device for driving mobile column to slide is provided on shell.
Description
Technical field
The present invention relates to valve technology fields, in particular to upper dress formula double-valve-seat taper ball valve.
Background technique
Shut-off valve is also known as pipe valve valve, belongs to forced seal formula valve, so when valve is closed, it is necessary to apply to flap and press
Power is not leaked with forced seal face.When medium is by entering valve below flap, the resistance overcome required for operating force, is valve
The frictional force of bar and filler and the thrust as caused by the pressure of medium, the power of closing valve is bigger than the power of valve opening door, so valve rod
Diameter it is big, the failure of valve rod bending otherwise can occur.Double-valve-seat shut-off valve refers to the shut-off valve for having inside and outside two valve seats.It is interior
What the small valve seat in portion depressurized when being for starting, when unlatching, first opens small valve seat, after waiting valves pressure to increase to certain level, big valve
Seat can be easily opened.It is higher to be commonly used in pressure, on the biggish valve of nominal diameter.
Summary of the invention
Therefore, for above-mentioned problem, the present invention proposes that a kind of structure is simple, production cost is low, long service life, open or
Guan Shi, without scratching, block and abrasive upper dress formula double-valve-seat taper ball valve.
To realize above-mentioned technical problem, the solution that the present invention takes are as follows: upper dress formula double-valve-seat taper ball valve, including
Valve body, offers intake tunnel and exhalant canal on the valve body, the valve body be located at the intake tunnel and exhalant canal it
Between offer valve seat, liftable and the rotatable taper valve plate being provided with for controlling fluid, the cone valve on the valve seat
Plate offers fluid channel, and the spherical shape valve plate upper end is fixedly installed valve rod, is offered described in through-hole confession on the valve body
Valve rod upper end is pierced by, and shell is fixedly installed on the valve body, and the valve rod is rotatably arranged in the shell, the shell
On be rotatably provided with set axis, be provided between the set axis and shell prevent set axis up and down slide limiting device, the valve
Bar side face offers external screw thread, and the set axis offers the threaded hole to match with screw rod and passes through for the valve rod, the shell
Interior that left and right slip is provided with mobile column, the mobile column can mutually be interlocked with the set axis, is fixedly installed on the valve rod
Rotor, the free end of the rotor offer V-groove, and the mobile column is set in the V-groove, are provided on the shell
For driving the driving device of the mobile column sliding.
Further improved to be: the mobile column lower end is fixedly installed sliding block, prolongs in left-right direction on the shell
It stretches and is provided with several guide rods, several pilot holes are provided on the sliding block and are passed through for the guide rod.
It is further improved to be: handle to be fixedly installed on the set axis, the handle free end is hinged with connecting rod, described
Connecting rod free end is hinged with the mobile column.
Further improved to be: the valve rod includes upper valve rod and lower valve rod, the lower end of the lower valve rod and the cone
The upper end of shape valve rod is fixedly connected, and the upper end of the lower valve rod is pierced by the valve body, and the upper valve rod is rotatably arranged in
The shell, the lower end of the upper valve rod are pierced by the shell, and the lower end of the upper valve rod and the upper end of lower valve rod are logical
It crosses shaft coupling to be connected, connector sleeve is provided between the shell and valve body, the upper end and lower end of the connector sleeve are distinguished
It is fixedly connected with shell and valve body, the shaft coupling is set in the connector sleeve.
Further improved to be: the diameter of the taper valve plate is gradually reduced from top to bottom.
It is further improved to be: there is the stream that can be connected to intake tunnel and exhalant canal between the taper valve plate and valve body
Body space.
Further improved to be: the lower end of the taper valve plate is fixedly installed shaft, and the lower end of the valve body is opened
Equipped with aperture, the lower end of the shaft can be rotated and slip is set in the aperture.
Further improved to be: two outside of free end of the rotor or so is provided with adjusting screw rod, opens on the rotor
It is penetrated equipped with threaded hole for the adjusting screw rod, the free end of the adjusting screw rod can be supported as the shell.
Further improved to be: the upper surface of the shell is fixedly installed the finger for showing the cone valve board status
Show needle, the indicator is mutually interlocked with the valve rod.
It is further improved to be: to be rotatably provided with screw rod on the shell, threaded hole is offered on the sliding block for institute
It states screw rod to pass through, the driving device is motor, and the shell of the motor is fixedly installed on the shell, the driving of the motor
Axis is fixedly connected with the screw rod.
By using preceding solution, the beneficial effects of the present invention are: 1, on or off when, without abrade, block and
Friction, improves service life, and increases leakproofness；2, it can be precisely controlled, can be applied to flow adjusting, pressure is adjusted；3, operation letter
Just, it in the state that long-time is closed, can easily open；4, self flushing pipeline designs, applied widely；5, it avoids cavitating
Phenomenon further increases service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that formula double-valve-seat taper ball valve is filled in the embodiment of the present invention one.
Fig. 2 is that enlarged drawing at the A of formula double-valve-seat taper ball valve is filled in Fig. 1 embodiment of the present invention one.
Fig. 3 is the overlooking structure diagram of one rotor of the embodiment of the present invention.
Fig. 4 is the top view of one shell of the embodiment of the present invention.
Fig. 5 is the structural schematic diagram that the present invention implements two mobile columns.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention is further described.
Embodiment one:
Revealed referring to figs. 1 to Fig. 4 embodiment of the present invention is upper dress formula double-valve-seat taper ball valve, including valve body, the valve body
It is bolted including main valve body 13, the valve deck 14 and is set to 13 upper end of main valve body, opened on the main valve body 13
Equipped with intake tunnel 11 and exhalant canal 12, the main valve body 13 opens up between the intake tunnel 11 and exhalant canal 12
There is valve seat, liftable and the rotatable taper valve plate 2 being provided with for controlling fluid on the valve seat, the taper valve plate 2
Diameter is gradually reduced from top to bottom, and the taper valve plate 2 offers fluid channel 21, spherical shape valve plate upper end fixed setting
There is lower valve rod 22, through-hole is offered on the valve deck 14 and is pierced by for 22 upper end of lower valve rod, the upper surface of the valve deck 14
It is fixedly installed connector sleeve 23, the connector sleeve 23 is connect by bolt with the valve deck 14, the upper end of the connector sleeve 23
It is bolted and is provided with shell 3, upper valve rod 31, the lower end of the upper valve rod 31 are rotatably equipped in the shell 3
It is pierced by the shell 3, the lower end of the upper valve rod 31 is connected with the upper end of lower valve rod 22 by shaft coupling 221, described
Shaft coupling 221 is set in the connector sleeve 23, is rotatably provided on the shell 3 and is covered axis 322, solid on the set axis 322
Surely it is provided with handle 321,321 free end of handle is hinged with connecting rod 32, and there are two stop collars for the fixed setting of set axis 322
323, two stop collars 323 are respectively arranged at the top and lower section of shell 3, and two stop collars 323 are affixed with shell 3
Conjunction prevents about 322 axis of set from sliding, and 31 side of upper valve rod offers external screw thread, and the set axis 322 offers and screw rod 35
The threaded hole to match is passed through for the upper valve rod 31, and left and right slip is provided with sliding block 33, the shell in the shell 3
Extend in left-right direction on 3 and be arranged in parallel with two guide rods 34, there are two pilot holes to supply the guide rod for setting on the sliding block 33
34 pass through, and screw rod 35 is rotatably provided on the shell 3, and threaded hole is offered on the sliding block 33 and is worn for the screw rod 35
It crosses, motor (not shown) is fixedly installed on the shell 3, the shell of the motor is fixedly installed on the shell 3, institute
The drive shaft for stating motor is fixedly connected with the screw rod 35, and the upper surface of the sliding block 33 is fixedly installed mobile column 331, described
Rotor 37 is fixedly installed on valve rod, the free end of the rotor 37 offers V-groove 372, and the mobile column 331 is set to institute
It states in V-groove 372, mobile column 331 can be in contact with two inner faces of V-groove 372, and when sliding block 33 slides, mobile column 331 is by pushing away
For turn 37 to drive upper valve rod 31 to rotate, the rotation of upper valve rod 31 drives lower valve rod 22 to rotate, and then controls taper valve plate 2
Rotation；The lower end surface of the sliding block 33 is fixedly installed pin shaft 332, and rotatably setting is arranged in the connecting rod to the pin shaft 332
32 free end.
Have in order to reinforce the leakproofness of valve, when valve being avoided to close dirt rest on taper valve plate 2 and main valve body 13 it
Between, cause it is poorly sealed between taper valve plate 2 and main valve body 13, and in order to increase when taper valve plate 2 is lifted cross water effect
Rate has the fluid gap 131 that can be connected to intake tunnel 11 Yu exhalant canal 12 between the taper valve plate 2 and main valve body 13.
In order to improve stability when 2 activity of taper valve plate: the lower end of the taper valve plate 2 is fixedly installed shaft
24, the lower end of the valve body offers aperture, and the lower end of the shaft 24 can be rotated and slip is set to the aperture
It is interior.
In order to improve the accuracy of upper dress formula double-valve-seat taper ball valve cut-off fluid, free end of the rotor 37 or so two
Outside is provided with adjusting screw rod 371, and threaded hole is offered on the rotor 37 and is penetrated for the adjusting screw rod 371, the adjusting
The free end of screw rod 371, which can be supported, can accurately adjust taper as the shell 3 by adjusting the extension elongation of adjusting screw rod 371
The maximum angle that valve plate 2 rotates left and right, i.e. adjustment taper valve plate 2 shut down best angle when dress formula double-valve-seat taper ball valve.
In order to facilitate the operation of the working condition for filling formula double-valve-seat taper ball valve in personnel's understanding, the upper surface of the shell 3
It is fixedly installed the indicator 36 for showing 2 state of taper valve plate, the indicator 36 is connected with the upper valve rod 31
Dynamic, indicator 36 can be convenient to learn the switch state of dress formula double-valve-seat taper ball valve.
Formula double-valve-seat taper ball valve is filled in the present invention, is illustrated in figure 3 valve opening state, when motor rotates forward band movable slider
33 slide to the left, mobile column 331 push V-groove 372 left side, driving upper valve rod 31 rotate, while act on connecting rod 32 and
Handle 321, set axis 322 rotate forward, drive taper valve plate 2 move down, when the left side adjusting screw rod 371 support to shell 3
When, the lower end of taper valve plate 2 seals the fluid gap 131, and taper valve plate 2 seals the valve seat, ends fluid, and valve closes
It closes.Under upper dress formula double-valve-seat taper ball valve closed state, opens motor reversal sliding block 33 and slide to the right, act on connecting rod 32 and hand
Handle 321, set axis 322 rotate backward, and drive 2 upward sliding of taper valve plate, and taper valve plate 2 disengages with valve seat, avoids abrading,
The lower end of taper valve plate 2 is detached from valve seat at this time, and fluid gap 131 is connected with intake tunnel 11 and exhalant canal 12, both sides
Differential water pressures reduce, the initial stage that sliding block 33 slides to the right, slide post can't be with the right inner end of V-groove 372 towards contacting, at this time
Fluid channel 21 is not connected with intake tunnel 11 and exhalant canal 12, and fluid is passed through by fluid gap 131, and it is logical to reduce water inlet
After the pressure difference of 11 grades of 12 two sides of exhalant canal in road, when slide post pushes the right inner face of V-groove 372 that taper valve plate 2 is pushed to revolve
Turn, so that fluid channel 21 is connected with intake tunnel 11 and exhalant canal 12, upper dress formula double-valve-seat taper ball valve is opened.
When upper dress formula double-valve-seat taper ball valve is opened, taper valve plate 2 rises first, is detached from the contact with valve seat, rotation is more
Add light, avoids scratching, block and rubbing, improve durability and leakproofness.
Based on aforementioned schemes, in practical operation, the driving device is also possible to cylinder, the cylinder body and shell of the cylinder
3 are fixedly connected, and the drive rod of the cylinder is fixedly connected with slide post, and the guide rod 34 is also possible to three or two.
Embodiment two
Based on aforementioned schemes, with reference to Fig. 5, tooth row 1 ' is fixedly installed on the sliding shoe, the tooth row 1 ' prolongs in left-right direction
Setting is stretched, fixing sleeve is equipped with gear 2 ' on the set axis 322, and the gear 2 ' is meshed with the tooth row 1 '.
The modifications and changes done with this creation, all belong to the scope of the patents of this creation opinion, and are not limited to embodiment and are taken off
The person of showing.
Claims (10)
- Formula double-valve-seat taper ball valve, including valve body are filled on 1., offer intake tunnel and exhalant canal, the valve on the valve body Body offers valve seat between the intake tunnel and exhalant canal, liftable and rotatable be provided with is used on the valve seat The taper valve plate of fluid is controlled, the taper valve plate offers fluid channel, and the spherical shape valve plate upper end is fixedly installed valve Bar offers through-hole on the valve body and is pierced by for the valve rod upper end, it is characterised in that: is fixedly installed shell on the valve body Body, the valve rod are rotatably arranged in the shell, set axis are rotatably provided on the shell, between the set axis and shell It is provided with the limiting device for preventing set axis from sliding up and down, the valve rod side offers external screw thread, and the set axis offers and spiral shell The threaded hole that bar matches is passed through for the valve rod, and left and right slip is provided with mobile column, the mobile column in the shell It can mutually be interlocked with the set axis, rotor is fixedly installed on the valve rod, the free end of the rotor offers V-groove, described Mobile column is set in the V-groove, and the driving device for driving the mobile column sliding is provided on the shell.
- 2. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the mobile column lower end is fixed It is provided with sliding block, being extended in left-right direction on the shell there are several guide rods, and several pilot holes are provided on the sliding block It is passed through for the guide rod.
- 3. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: be fixedly installed on the set axis Handle, the handle free end are hinged with connecting rod, and the connecting rod free end is hinged with the mobile column.
- 4. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the valve rod include upper valve rod with Lower valve rod, the lower end of the lower valve rod are fixedly connected with the upper end of the conical valve stem, and the upper end of the lower valve rod is worn The valve body out, the upper valve rod are rotatably arranged in the shell, and the lower end of the upper valve rod is pierced by the shell, described The lower end of upper valve rod is connected with the upper end of lower valve rod by shaft coupling, and connection is provided between the shell and valve body Set, the upper end of the connector sleeve are fixedly connected with shell and valve body respectively with lower end, and the shaft coupling is set to the company In female connector.
- 5. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the diameter of the taper valve plate from Top to bottm is gradually reduced.
- 6. upper dress formula double-valve-seat taper ball valve according to claim 5, it is characterised in that: the taper valve plate and valve body it Between have and can be connected to the fluid gap of intake tunnel and exhalant canal.
- 7. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the lower end of the taper valve plate It is fixedly installed shaft, the lower end of the valve body offers aperture, and the lower end of the shaft can be rotated and slip setting In in the aperture.
- 8. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the free end or so of the rotor Two outsides are provided with adjusting screw rod, and threaded hole is offered on the rotor and is penetrated for the adjusting screw rod, the adjusting screw rod Free end can be supported as the shell.
- 9. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: the upper surface of the shell is fixed It is provided with the indicator for showing the cone valve board status, the indicator is mutually interlocked with the valve rod.
- 10. upper dress formula double-valve-seat taper ball valve according to claim 1, it is characterised in that: rotatably set on the shell It is equipped with screw rod, threaded hole is offered on the sliding block and is passed through for the screw rod, the driving device is motor, the shell of the motor Body is fixedly installed on the shell, and the drive shaft of the motor is fixedly connected with the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447993.XA CN110107708B (en) | 2019-05-27 | 2019-05-27 | Top-mounted double-valve seat conical ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447993.XA CN110107708B (en) | 2019-05-27 | 2019-05-27 | Top-mounted double-valve seat conical ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110107708A true CN110107708A (en) | 2019-08-09 |
| CN110107708B CN110107708B (en) | 2024-05-28 |
Family
ID=67492456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910447993.XA Active CN110107708B (en) | 2019-05-27 | 2019-05-27 | Top-mounted double-valve seat conical ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110107708B (en) |
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| CN105387265A (en) * | 2015-12-07 | 2016-03-09 | 中国船舶重工集团公司第七一九研究所 | Planetary gear transmission mechanism capable of achieving mutual noninterference driving |
| CN106032844A (en) * | 2015-03-12 | 2016-10-19 | 浙江盾安人工环境股份有限公司 | A plug valve |
| CN206268458U (en) * | 2016-10-29 | 2017-06-20 | 山东奥科自控设备有限公司 | A kind of electric check valve |
| CN108547968A (en) * | 2018-07-03 | 2018-09-18 | 浙江融乐环境科技有限公司 | A kind of full packet three-flat ball valve of automation |
| CN210034492U (en) * | 2019-05-27 | 2020-02-07 | 欧冠阀门科技有限公司 | Top-mounted double-valve-seat conical ball valve |
-
2019
- 2019-05-27 CN CN201910447993.XA patent/CN110107708B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB778860A (en) * | 1954-11-03 | 1957-07-10 | Glenfield & Kennedy Ltd | Improvements in or relating to plug valves, cocks and the like |
| US4526341A (en) * | 1983-06-15 | 1985-07-02 | Kerotest Manufacturing Corp. | Pneumatic shut-off valve |
| JP2002031247A (en) * | 2000-07-14 | 2002-01-31 | Kurimoto Ltd | Opening/closing device for rotary valve with auxiliary valve |
| CN103603992A (en) * | 2013-12-04 | 2014-02-26 | 天津富赛克流体控制设备有限公司 | Lead screw nut type driving mechanism of valve |
| CN204420164U (en) * | 2015-01-04 | 2015-06-24 | 苏州道森阀门有限公司 | The wear-resisting high pressure cock valve of the low moment of torsion of rotation and lifting bar |
| CN106032844A (en) * | 2015-03-12 | 2016-10-19 | 浙江盾安人工环境股份有限公司 | A plug valve |
| CN105003676A (en) * | 2015-07-31 | 2015-10-28 | 江苏神通阀门股份有限公司 | Low-torque pressure balance type cock valve |
| CN105387265A (en) * | 2015-12-07 | 2016-03-09 | 中国船舶重工集团公司第七一九研究所 | Planetary gear transmission mechanism capable of achieving mutual noninterference driving |
| CN206268458U (en) * | 2016-10-29 | 2017-06-20 | 山东奥科自控设备有限公司 | A kind of electric check valve |
| CN108547968A (en) * | 2018-07-03 | 2018-09-18 | 浙江融乐环境科技有限公司 | A kind of full packet three-flat ball valve of automation |
| CN210034492U (en) * | 2019-05-27 | 2020-02-07 | 欧冠阀门科技有限公司 | Top-mounted double-valve-seat conical ball valve |
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