CN110094567A - A kind of electric three passes plug valve - Google Patents
A kind of electric three passes plug valve Download PDFInfo
- Publication number
- CN110094567A CN110094567A CN201910465504.3A CN201910465504A CN110094567A CN 110094567 A CN110094567 A CN 110094567A CN 201910465504 A CN201910465504 A CN 201910465504A CN 110094567 A CN110094567 A CN 110094567A
- Authority
- CN
- China
- Prior art keywords
- motor
- cock
- cavity
- gear
- drive rod
- 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.)
- Granted
Links
Classifications
-
- 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
- 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
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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
- F16K31/44—Mechanical actuating means
- F16K31/52—Mechanical actuating means with crank, eccentric, or cam
- F16K31/522—Mechanical actuating means with crank, eccentric, or cam comprising a tap or cock
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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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Multiple-Way Valves (AREA)
Abstract
The present invention relates to a kind of electric three passes plug valves, including valve body, interior to be equipped with first passage, second channel, third channel, installation cavity and cavity;Bonnet, and bottom flange are respectively and fixedly installed to the upper and lower part of valve body;Cock, setting is in the cavity;Drive rod, one end and cock cooperate, and the other end is extend into installation cavity;First gear is mounted on the upper end of drive rod;First motor is located in installation cavity;Eccentric wheel is eccentrically set on the output shaft of first motor;Second motor, is located in installation cavity;Second gear is fixedly mounted on the output shaft of the second motor.Service life and the sealing effect of cock can be improved in this electric three passes plug valve.
Description
Technical field
The invention belongs to the technical field of pipeline valve more particularly to a kind of electric three passes plug valves.
Background technique
Tapered plug valve is one kind of plug valve, and cock has certain taper to improve the sealing reliability of cock,
Existing tapered plug valve generallys use mechanical handwheel valve shaft rotation, and then drives cock rotation to achieve the purpose that folding, but this
Kind open-close ways undoubtedly cause biggish friction to the sealing surface of cock, greatly reduce the service life of cock.
Summary of the invention
The technical problem to be solved by the present invention is to a kind of easy to control, cock is provided for above-mentioned state of the art
Electric three passes plug valve with long service life.
The technical scheme of the invention to solve the technical problem is: a kind of double-beat drop valve, it is characterised in that: including valve
Body, valve body is interior to be equipped with first passage, second channel and the third channel for being located at the cavity at middle part and being connected with cavity, wherein
First passage and second channel are coaxial arrangement, the axis perpendicular of the axis and first passage, second channel of third channel, chamber
Body is up-small and down-big back taper, and the top of valve body is additionally provided with installation cavity;Bottom flange, bottom flange are fixedly mounted under valve body
Portion, to block the under shed of cavity;Bonnet, bonnet, are fixedly mounted on the top of valve body, to block cavity on open
Mouthful, the bonnet, through-hole axially penetrated through is equipped in bonnet, the lower end of bonnet, is extend into cavity, and the lower end circle of bonnet,
It is axially disposed on all side walls to have a guide groove;Upper cover plate, upper cover plate are fixedly mounted on the top of installation cavity, to block installation
The upper opening of chamber;Cock, cock is rotatable to be set in the cavity, and cock is up-small and down-big cone, and the top of cock is equipped with
Flat recess;Spring, spring are set in the cavity, and one end is against on bottom flange, and the other end is against in cock, move up cock holding
Trend;Drive rod, the lower end of drive rod are equipped with the flat key matched with flat recess, set in the middle part of drive rod there are four and guide groove
The cylindrical projection being slidably matched, the top of drive rod are extend into installation cavity after passing through bonnet, through-hole;First gear, the first tooth
Wheel is located in installation cavity, is fixedly mounted on the upper end of drive rod;First motor, first motor are transversely arranged at upper cover plate
On;Eccentric wheel, it is eccentric to be mounted on the output shaft of first motor, and the upper end phase of the side wall of eccentric wheel and drive rod
It supports;Second motor, the second motor are vertically mounted in installation cavity;Second gear, second gear are fixedly mounted on the second motor
Output shaft on;By controlling the rotation angle of first motor, band movable eccentric wheel rotates, and then can drive drive rod and cock
It moves up and down, when drive rod moves to bottom, four cylindrical projections are detached from four guide grooves, while first gear and second
Gear is meshed, and when drive rod moves to the top, four cylindrical projections are located in four guide grooves, at the same first gear with
Second gear has been detached from;When first gear is meshed with the second gear, the rotation of cock can control by the second motor
Angle.
Preferably, the first motor and the second motor are stepper motor.
Preferably, being equipped with the first runner and second flow channel, first runner and second to communicate with each other in the cock
Road shape is identical, is all up-narrow and down-wide trapezium structure.
Compared with the prior art, the advantages of the present invention are as follows: the present invention by control first motor and the second motor, can be with
When controlling cock rotation, so that cock is moved downward disengaging cavity, then realize rotation, after rotating to commitment positions, then control
Cock processed moves up realization sealing, therefore cock and cavity inner wall be without friction, can greatly improve cock service life and
Sealing effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention;
Fig. 2 is the A-A cross-sectional view in Fig. 1;
Fig. 3 is the three dimensional structure diagram of bonnet, in the present invention;
Fig. 4 is the three dimensional structure diagram of drive rod in the present invention;
Fig. 5 is the three dimensional structure diagram of cock in the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It as shown in Figs. 1-5, is a preferred embodiment of the present invention.
A kind of electric three passes plug valve, including
Valve body 1, valve body 1 is interior to be equipped with the first passage 101, second for being located at the cavity 104 at middle part and being connected with cavity 104
Channel 102 and third channel 103, wherein first passage 101 and second channel 102 is are coaxially disposed, the axis of third channel 103
The axis perpendicular of line and first passage 101, second channel 102, cavity 104 are up-small and down-big back taper, the top of valve body 1
It is additionally provided with installation cavity 105.
Bottom flange 4, bottom flange 4 are fixedly mounted on the lower part of valve body 1, to block the under shed of cavity 104.
Bonnet, 6, bonnet, 6 are fixedly mounted on the top of valve body 1, to block the upper opening of cavity 104, bonnet, 6
Interior equipped with the bonnet, through-hole axially penetrated through, the lower end of bonnet, 6 is extend into cavity 104, and the lower circumferential side of bonnet, 6
It is axially disposed on wall to have 4 guide grooves 61.
Upper cover plate 11, upper cover plate 11 are fixedly mounted on the top of installation cavity 105, to block the upper opening of installation cavity 105.
Cock 2, cock 2 is rotatable to be located in cavity 104, and cock 2 is up-small and down-big cone, the top of cock 2
Equipped with flat recess 24.The first runner 21 to communicate with each other and second flow channel 22, first runner 21 and second flow channel are equipped in cock 2
22 shapes are identical, are all up-narrow and down-wide trapezium structure.
Spring 3, spring 3 are located in cavity 104, and one end is against on bottom flange 4, and the other end is against in cock 2, make cock
2 keep moving up trend.
Drive rod 5, the lower end of drive rod 5 are equipped with the flat key 52 matched with flat recess 24, and the middle part of drive rod 5 is equipped with four
A cylindrical projection 51 being slidably matched with guide groove 61, the top of drive rod 5 extend into installation cavity 105 after passing through bonnet, through-hole
It is interior.
First gear 12, first gear 12 are located in installation cavity 105, are fixedly mounted on the upper end of drive rod 5.
First motor 7, first motor 7 are transversely arranged on upper cover plate 11.
Eccentric wheel 9, eccentric wheel 9 is eccentric to be mounted on the output shaft of first motor 7, and the side wall of eccentric wheel 9 and transmission
The upper end of bar 5 offsets.
Second motor 8, the second motor 8 are vertically mounted in installation cavity 105.First motor 7 and the second motor 8 are all step
Into motor.
Second gear 10, second gear 10 are fixedly mounted on the output shaft of the second motor 8.
By controlling the rotation angle of first motor 7, band movable eccentric wheel 9 rotates, and then can drive drive rod 5 and cock
2 move up and down, and when drive rod 5 moves to bottom, four cylindrical projections 51 are detached from four guide grooves 61, while first gear
12 are meshed with second gear 10, and when drive rod 5 moves to the top, four cylindrical projections 51 are located at four guide grooves 61
It is interior, while first gear 12 has been detached from second gear 10;When first gear 12 is meshed with second gear 10, pass through
Two motors 8 can control the rotation angle of cock 2.
The operation principle and process of this electric three passes plug valve is as follows:
As shown in Figure 1, when the big end of eccentric wheel 9 above when, drive rod 5 is in uppermost position, four cylindrical projections
51 are stuck in four guide grooves 61, and under the active force of spring 3, cock 2 is moved up, and cock 2 is made to be pressed on the interior of cavity 104
On wall, first passage 101 is all not communicated with second channel 102, third channel 103 at this time, and second channel 102 passes through first runner
21, second flow channel 22 is connected with third channel 103.
When needing to adjust connected state, first controls first motor 7 and rotate by a certain angle with movable eccentric wheel 9, and then is eccentric
Wheel 9 can drive drive rod 5 and cock 2 to be moved downward by the position Fig. 1, when drive rod 5 moves to bottom, first motor 7
It stopping operating, four cylindrical projections 51 are detached from four guide grooves 61 at this time, while first gear 12 is meshed with second gear 10,
Cock 2 is detached from the inner wall of cavity 104, then controls the second motor 8 and rotates by a certain angle, then the and gear 10 drives first gear
12 rotations, and then drive cock 2 to rotate by drive rod 5, the difference of the rotation angle by controlling the second motor 8, Ke Yishi
Now following 2 kinds of connected state (1) first passages 101 are connected with third channel 103, and second channel 102 is closed;(2) first is logical
All closing is not connected to for road 101, second channel 102, third channel 103.After the second motor 8 rotates to predetermined angular, at this time
It controls first motor 7 to rotate, the big end of eccentric wheel 9 is made to turn to top position, then under the active force of spring 3, drive rod
Four cylindrical projections 51 slip into four guide grooves 61, and cock 2 moves upwards, and cock 2 is pressed on the inner wall of cavity 104 again
On, realize sealing.
It can first be moved down, then realize rotary motion, cock 2 by above-mentioned control when cock 2, which carries out rotation, to be adjusted
Not with 104 CONTACT WITH FRICTION of cavity, therefore the service life of cock can be greatly improved, and improve sealing effect.
Claims (3)
1. a kind of electric three passes plug valve, it is characterised in that: including
Valve body (1), valve body (1) is interior to be equipped with the first passage for being located at the cavity (104) at middle part and being connected with cavity (104)
(101), second channel (102) and third channel (103), wherein first passage (101) and second channel (102) are coaxially to set
It sets, the axis perpendicular of the axis of third channel (103) and first passage (101), second channel (102), cavity (104) is upper
Small lower big back taper, the top of valve body (1) are additionally provided with installation cavity (105);
Bottom flange (4), bottom flange (4) is fixedly mounted on the lower part of valve body (1), to block the under shed of cavity (104);
Bonnet, (6), bonnet, (6) is fixedly mounted on the top of valve body (1), to block the upper opening of cavity (104), upper valve
The bonnet, through-hole axially penetrated through is equipped in lid (6), the lower end of bonnet, (6) is extend into cavity (104), and bonnet, (6)
Lower circumferential side wall on axially disposed have 4 guide grooves (61);
Upper cover plate (11), upper cover plate (11) are fixedly mounted on the top of installation cavity (105), to block the upper of installation cavity (105)
Opening;
Cock (2), cock (2) is rotatable to be located in cavity (104), and cock (2) is up-small and down-big cone, cock (2)
Top be equipped with flat recess (24);
Spring (3), spring (3) are located in cavity (104), and one end is against on bottom flange (4), and the other end is against on cock (2),
Cock (2) are made to keep moving up trend;
Drive rod (5), the lower end of drive rod (5) are equipped with the flat key (52) matched with flat recess (24), the middle part of drive rod (5)
If the top of drive rod (5) passes through bonnet, through-hole and extendes back there are four the cylindrical projection (51) being slidably matched with guide groove (61)
Enter into installation cavity (105);
First gear (12), first gear (12) are located in installation cavity (105), are fixedly mounted on the upper end of drive rod (5);
First motor (7), first motor (7) are transversely arranged on upper cover plate (11);
Eccentric wheel (9), eccentric wheel (9) is eccentric to be mounted on the output shaft of first motor (7), and the side wall of eccentric wheel (9) with
The upper end of drive rod (5) offsets;
Second motor (8), the second motor (8) are vertically mounted in installation cavity (105);
Second gear (10), second gear (10) are fixedly mounted on the output shaft of the second motor (8);
By controlling the rotation angle of first motor (7), band movable eccentric wheel (9) rotates, and then can drive drive rod (5) and rotation
It fills in (2) to move up and down, when drive rod (5) moves to bottom, four cylindrical projections (51) are detached from four guide grooves (61), together
When first gear (12) be meshed with second gear (10), when drive rod (5) moves to the top, four cylindrical projections (51)
In four guide grooves (61), while first gear (12) has been detached from second gear (10);When first gear (12) with
When second gear (10) is meshed, the rotation angle of cock (2) can control by the second motor (8).
2. electric three passes plug valve according to claim 1, it is characterised in that: the first motor (7) and the second motor
It (8) is stepper motor.
3. electric three passes plug valve according to claim 1, it is characterised in that: be equipped with and communicate with each other in the cock (2)
First runner (21) and second flow channel (22), first runner (21) is identical with second flow channel (22) shape, is all up-narrow and down-wide
Trapezium structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910465504.3A CN110094567B (en) | 2019-05-30 | 2019-05-30 | Electric three-way plug valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910465504.3A CN110094567B (en) | 2019-05-30 | 2019-05-30 | Electric three-way plug valve |
Publications (2)
Publication Number | Publication Date |
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CN110094567A true CN110094567A (en) | 2019-08-06 |
CN110094567B CN110094567B (en) | 2020-12-29 |
Family
ID=67449789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910465504.3A Active CN110094567B (en) | 2019-05-30 | 2019-05-30 | Electric three-way plug valve |
Country Status (1)
Country | Link |
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CN (1) | CN110094567B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110578828A (en) * | 2019-09-22 | 2019-12-17 | 潘长霞 | Water valve control assembly |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2214570Y (en) * | 1995-03-01 | 1995-12-06 | 刘宝璋 | 3-way cock |
JPH09236182A (en) * | 1995-12-29 | 1997-09-09 | Tokyo Gas Co Ltd | Opening closing device for ball valve |
CN1320784A (en) * | 2000-04-27 | 2001-11-07 | 吴龙洙 | Electric ball valve |
CN2854250Y (en) * | 2005-12-21 | 2007-01-03 | 刘新峰 | Plug valve |
CN202195105U (en) * | 2011-08-23 | 2012-04-18 | 中国石油化工集团公司 | Hard sealing plug valve with guiding mechanism |
CN103453209A (en) * | 2012-05-31 | 2013-12-18 | 天津职业技术师范大学 | Ball valve structure based on cam control and ball valve |
CN105927747A (en) * | 2016-07-12 | 2016-09-07 | 阀工阀门有限公司 | Lift plug valve |
CN205715749U (en) * | 2016-05-03 | 2016-11-23 | 黄石兴阀科技有限公司 | Magnetically-actuated formula plug valve |
-
2019
- 2019-05-30 CN CN201910465504.3A patent/CN110094567B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2214570Y (en) * | 1995-03-01 | 1995-12-06 | 刘宝璋 | 3-way cock |
JPH09236182A (en) * | 1995-12-29 | 1997-09-09 | Tokyo Gas Co Ltd | Opening closing device for ball valve |
CN1320784A (en) * | 2000-04-27 | 2001-11-07 | 吴龙洙 | Electric ball valve |
CN2854250Y (en) * | 2005-12-21 | 2007-01-03 | 刘新峰 | Plug valve |
CN202195105U (en) * | 2011-08-23 | 2012-04-18 | 中国石油化工集团公司 | Hard sealing plug valve with guiding mechanism |
CN103453209A (en) * | 2012-05-31 | 2013-12-18 | 天津职业技术师范大学 | Ball valve structure based on cam control and ball valve |
CN205715749U (en) * | 2016-05-03 | 2016-11-23 | 黄石兴阀科技有限公司 | Magnetically-actuated formula plug valve |
CN105927747A (en) * | 2016-07-12 | 2016-09-07 | 阀工阀门有限公司 | Lift plug valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110578828A (en) * | 2019-09-22 | 2019-12-17 | 潘长霞 | Water valve control assembly |
CN110578828B (en) * | 2019-09-22 | 2020-06-26 | 新疆河润水业有限责任公司 | Water valve control assembly |
Also Published As
Publication number | Publication date |
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CN110094567B (en) | 2020-12-29 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20201211 Address after: 224400 28 industrial concentration zone, Gou Dun Town, Funing County, Yancheng City, Jiangsu Applicant after: JIANGSU HENGDA MACHINERY MANUFACTURING Co.,Ltd. Address before: 315000 Unit 013, Room 18-1, 035, 555 Juxian Road, Ningbo High-tech Zone, Zhejiang Province Applicant before: NINGBO WENZE ELECTROMECHANICAL TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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