CN108869763A - A kind of adjustable shut-off valve - Google Patents
A kind of adjustable shut-off valve Download PDFInfo
- Publication number
- CN108869763A CN108869763A CN201811089365.0A CN201811089365A CN108869763A CN 108869763 A CN108869763 A CN 108869763A CN 201811089365 A CN201811089365 A CN 201811089365A CN 108869763 A CN108869763 A CN 108869763A
- Authority
- CN
- China
- Prior art keywords
- valve
- vertical tube
- spool
- main pipeline
- 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
- 238000005192 partition Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 38
- 230000000694 effects Effects 0.000 claims description 16
- 239000007788 liquid Substances 0.000 abstract description 34
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/52—Means for additional adjustment of the rate of flow
- F16K1/526—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a second valve
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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
- 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0605—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 spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0694—Spindle sealings
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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
- F16K5/08—Details
Abstract
The invention discloses a kind of adjustable shut-off valves, including main pipeline, the both ends of the main pipeline are equipped with first flange, upper end is equipped with the first vertical tube on the right side of the main pipeline, main pipeline inside corresponding with the first vertical tube is equipped with the first spool, the partition upper surface of first spool is equipped with the first valve rod, the upper surface of first valve rod is equipped with card slot, and first valve rod side upper end be equipped with circular slab, the upper surface of circular slab is set there are four equally distributed limit hole, the upper surface of first vertical tube is equipped with second flange, and the upside of the first vertical tube is equipped with valve deck.The adjustable shut-off valve, it can be adjusted by flow velocity of second spool to main pipeline internal liquid, the stability of the second spool can also be improved by guide rod, liquid is avoided to drive the second valve core rotation, and the first spool can be driven indirectly by stepper motor, it can prevent the liquid inside main pipeline from flowing backwards, it is easy to use.
Description
Technical field
The present invention relates to shut-off valve technical field, specially a kind of adjustable shut-off valve.
Background technique
Shut-off valve is also pipe valve, is a kind of one of most popular valve, and why very popular it is, is due to opening and closing
Frictional force is small between sealing surface in the process, relatively durable, Lift is little, and manufacture is easy, easy to maintenance, is applicable not only to
Low pressure, and it is suitable for high pressure, valve plays the important function of cutting and throttling, shut-off valve to the medium in the pipeline where it
As a kind of extremely important truncation class valve, sealing is by applying torque to valve rod, and valve rod is in the axial direction to valve
Valve applies pressure, fits closely valve clack sealing surface with sealing surface of seat, prevents slot leakage of the medium between sealing surface, but
It is that existing shut-off valve can only play the role of shutting off, the flow velocity in pipeline cannot be adjusted, and the liquid in pipeline holds
Easily flow backwards, it is inconvenient to use.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of adjustable shut-off valve, can pass through
The flow velocity of main pipeline internal liquid is adjusted in second spool, and the stability of the second spool can also be improved by guide rod, is kept away
Exempt from liquid and drive the second valve core rotation, and the first spool can be driven indirectly by stepper motor, can prevent from leading
Liquid inside pipeline is flow backwards, easy to use, can effectively solve the problems in background technique.
To achieve the above object, the present invention provides the following technical solutions：A kind of adjustable shut-off valve, including main pipeline, institute
The both ends for stating main pipeline are equipped with first flange, and upper end is equipped with the first vertical tube, the main pipeline and first on the right side of the main pipeline
The corresponding inside of vertical tube is equipped with the first spool, and the partition upper surface of first spool is equipped with the first valve rod, first valve rod
Upper surface be equipped with card slot, and the side upper end of the first valve rod be equipped with circular slab, the upper surface of the circular slab set there are four
The limit hole of even distribution, the upper surface of first vertical tube is equipped with second flange, and the upside of the first vertical tube is equipped with valve deck, described
The lower surface of valve deck is equipped with third flange, and the round hole internal activity of the third flange and second flange is interspersed with fixed spiral shell
Bolt, the side lower thread of the fixing bolt are connected with nut, valve deck inner upper end right side of face corresponding with limit hole
Equipped with positioning device, the upper surface of the valve deck is equipped with switching group, is equipped with the second vertical tube on the left of the side upper end of the main pipeline,
Main pipeline inside corresponding with the second vertical tube is equipped with the second spool, and the spherical valve body upper end of second spool is equipped with second
The side of valve rod, first valve rod and the second valve rod is equipped with sealing device, and the upper surface of second valve rod is equipped with handle,
The input terminal of switching group is electrically connected with the output end of external power supply.
As a preferred technical solution of the present invention, first spool includes partition, and the side of the partition is equipped with
Through-hole, partition side corresponding with through-hole are equipped with groove, and partition side corresponding with groove is equipped with baffle, the gear
The upper end of plate is rotatablely connected with by shaft and partition, and the left side of the baffle and the inside of groove are equipped with annular magnet.
As a preferred technical solution of the present invention, there are four the sealing devices, and four sealing devices divide equally two
Group is uniformly distributed in the medial surface of the first vertical tube and the second vertical tube respectively.
As a preferred technical solution of the present invention, the sealing device includes sealing plate, first vertical tube and
The medial surface of two vertical tubes is fixedly connected with the lateral surface of sealing plate, and the upper surface middle part of first vertical tube is equipped with sealing axis
It holds, the lateral surface of first valve rod and the second valve rod passes through sealing bearing and sealing plate is rotatablely connected.
As a preferred technical solution of the present invention, the interior lower end Middle face of the valve deck is equipped with motor cabinet, motor
The lower surface of seat is equipped with stepper motor, and the output shaft of the stepper motor and card slot activity are clamped, and the input terminal of stepper motor
It is electrically connected with the output end of switching group.
As a preferred technical solution of the present invention, the positioning device includes electric telescopic rod, the electric expansion
The fixing end of bar is fixedly connected with the interior lower end face of valve deck, and the telescopic end of electric telescopic rod is equipped with mounting plate, the installation
The lower surface of plate is equipped with locating rod, and the input terminal of electric telescopic rod is electrically connected with the output end of switching group.
As a preferred technical solution of the present invention, second spool includes spherical valve body, the spherical valve body
Side is equipped with the first round hole and equally distributed second round hole, and the angle of first round hole and the second round hole is nine
Ten degree.
As a preferred technical solution of the present invention, there are six second round holes, and six the second round holes exist
The side of spherical valve body is in distributed rectangular, and the diameter of axle of the second round hole is less than the diameter of axle of the first round hole.
As a preferred technical solution of the present invention, the upper surface right end of the handle is equipped with location hole, the positioning
The internal activity in hole is interspersed with guide rod, and the side of second vertical tube is set there are two abutment sleeve, the lower end of the guide rod and fixed
Position sleeve activity clamping.
As a preferred technical solution of the present invention, the side upper end of second valve rod is equipped with bearing, the bearing
Outer ring be fixedly connected with the upper surface of the second vertical tube.
Compared with prior art, the beneficial effects of the invention are as follows：
1, this adjustable shut-off valve, can play the role of unidirectionally separating, make by baffled partition to main pipeline
Liquid in main pipeline can only one-way flow, while can play the role of separating main pipeline, to play cut-off to main pipeline
Effect, and baffle can be improved to the sealing effect of partition by the mutual absorption of two annular magnets.
2, this adjustable shut-off valve can drive the rotation of the first valve rod by stepper motor, drive the first valve rod
Partition rotation, so that the position of partition baffle be adjusted, convenient for the flow direction to adjusting main pipeline internal liquid into
Row is adjusted, and can also push mounting plate and locating rod mobile by electric telescopic rod, to carry out to circular slab and the first valve rod
It is fixed, prevent the first valve rod and the first valve core rotation.
3, this adjustable shut-off valve can rotate the second valve rod by handle, the second valve rod is allow to drive top dome valve body
Rotation is played so that the position of the first round hole and the second round hole be adjusted and adjusts main pipeline internal liquid flow velocity
Effect can also be sealed the first vertical tube and the second vertical tube by the sealing plate with sealing bearing, prevent liquid from overflowing.
4, this adjustable shut-off valve, can be adjusted by flow velocity of second spool to main pipeline internal liquid, may be used also
To improve the stability of the second spool by guide rod, liquid is avoided to drive the second valve core rotation, and stepper motor can be passed through
The first spool is driven indirectly, can prevent the liquid inside main pipeline from flowing backwards, it is easy to use.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure of the invention elevational schematic view.
In figure：1 main pipeline, 2 first flanges, 3 first spools, 31 partitions, 32 through-holes, 33 baffles, 34 shafts, 35 annular magnetics
Iron, 4 first vertical tubes, 41 first valve rods, 42 second flanges, 43 card slots, 5 sealing devices, 51 sealing plates, 52 sealing bearings, 6 valves
Lid, 61 stepper motors, 62 switching groups, 63 third flanges, 7 positioning devices, 71 electric telescopic rods, 72 mounting plates, 73 locating rods, 8
Second spool, 81 spherical valve bodies, 82 first round holes, 83 second round holes, 9 second vertical tubes, 91 second valve rods, 92 handles, 93
Bearing, 10 location holes, 11 guide rods, 12 abutment sleeves, 13 fixing bolts, 14 nuts, 15 circular slabs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2,：A kind of adjustable shut-off valve, including main pipeline 1, supervisor
The both ends in road 1 are equipped with first flange 2, and 1 right side upper end of main pipeline is equipped with the first vertical tube 4, and main pipeline 1 is corresponding with the first vertical tube 4
Inside be equipped with the first spool 3, the first spool 3 includes partition 31, and the side of partition 31 is equipped with through-hole 32, partition 31 and through-hole 32
Corresponding side is equipped with groove, and the side corresponding with groove of partition 31 is equipped with baffle 33, the upper end of baffle 33 and passes through shaft 34
It is rotatablely connected with partition 31, the left side of baffle 33 and the inside of groove are equipped with annular magnet 35, can be by having baffle
33 partition 31 plays the role of unidirectionally separating to main pipeline 1, make liquid in main pipeline 1 can only one-way flow, while can be with
Play the role of separating main pipeline 1, to play cut-off to main pipeline 1, and two annular magnets 35 can be passed through
Mutually absorption improves baffle 33 to the sealing effect of partition 31, and water liquid pushes baffle 33, makes two annular magnets 35
Separation controls stepper motor 61 by switching group 62 and rotates 180 degree to make liquid in 32 internal flow of through-hole, stepping
Motor 61 drives the rotation of the first valve rod 41, and the first valve rod 41 rotates 180 degree with dynamic dividing plate 31 and baffle 33, and liquid is to gear
33 reverse extrusion of plate adsorbs two annular magnets 35, so as to play the role of shutting off to liquid, the first spool 3 every
31 upper surface of plate is equipped with the first valve rod 41, and the upper surface of the first valve rod 41 is equipped with card slot 43, and the side upper end of the first valve rod 41
Equipped with circular slab 15, the upper surface of circular slab 15 is set there are four equally distributed limit hole, and the upper surface of the first vertical tube 4 is equipped with the
Two flanges 42, and the upside of the first vertical tube 4 is equipped with valve deck 6, the lower surface of valve deck 6 is equipped with third flange 63,63 He of third flange
The round hole internal activity of second flange 42 is interspersed with fixing bolt 13, and the side lower thread of fixing bolt 13 is connected with nut
14, second flange 42 can be fixedly connected with third flange 63 with nut 14 by fixing bolt 13, so that valve deck 6 is fixed
To the upper end of the first vertical tube 4, the interior lower end Middle face of valve deck 6 is equipped with motor cabinet, and the lower surface of motor cabinet is equipped with stepper motor
61, the output shaft of stepper motor 61 and 43 activity of card slot are clamped, and the output end of the input terminal of stepper motor 61 and switching group 62
Electrical connection can drive the rotation of the first valve rod 41 by stepper motor 61, rotate the first valve rod 41 with dynamic dividing plate 31, from
And the position of partition 31 and baffle 33 is adjusted, convenient for the flow direction for adjusting 1 internal liquid of main pipeline is adjusted,
The inner upper end right side of face corresponding with limit hole of valve deck 6 is equipped with positioning device 7, and positioning device 7 includes electric telescopic rod 71, electronic
The fixing end of telescopic rod 71 is fixedly connected with the interior lower end face of valve deck 6, and the telescopic end of electric telescopic rod 71 is equipped with mounting plate
72, the lower surface of mounting plate 72 is equipped with locating rod 73, mounting plate 72 and locating rod 73 can be pushed to move by electric telescopic rod 71
It is dynamic, so that circular slab 15 and the first valve rod 41 be fixed, prevent the first valve rod 41 and the first spool 3 from rotating, and electronic stretch
The input terminal of contracting bar 71 is electrically connected with the output end of switching group 62, and the upper surface of valve deck 6 is equipped with switching group 62, the side of main pipeline 1
The second vertical tube 9 is equipped on the left of the upper end of face, the inside corresponding with the second vertical tube 9 of main pipeline 1 is equipped with the second spool 8, the second spool 8 packet
Spherical valve body 81 is included, the side of spherical valve body 81 is equipped with the first round hole 82 and equally distributed second round hole 83, the first circle
The angle of shape hole 82 and the second round hole 83 is 90 degree, and there are six the second round holes 83, and six the second round holes 83 are in ball
The side of shape valve body 81 is in distributed rectangular, and the diameter of axle of the second round hole 83 is less than the diameter of axle of the first round hole 82, the second spool 8
81 upper end of spherical valve body be equipped with the second valve rod 91, the side upper end of the second valve rod 91 is equipped with bearing 93, the outer ring of bearing 93 with
The upper surface of second vertical tube 9 is fixedly connected, and the side of the first valve rod 41 and the second valve rod 91 is equipped with sealing device 5, sealing dress
It sets there are four 5, and four sealing devices 5 are divided equally two groups and are uniformly distributed respectively in the medial surface of the first vertical tube 4 and the second vertical tube 9,
Sealing device 5 includes sealing plate 51, the medial surface of the first vertical tube 4 and the second vertical tube 9 with the lateral surface of sealing plate 51 is fixed connects
It connects, the upper surface middle part of the first vertical tube 4, which is equipped with, seals bearing 52, and the lateral surface of the first valve rod 41 and the second valve rod 91 passes through close
It seals bearing 52 and sealing plate 51 is rotatablely connected, it can be by the sealing plate 51 with sealing bearing 52 to the first vertical tube 4 and second
Vertical tube 9 is sealed, and prevents liquid from overflowing, and the upper surface of the second valve rod 91 is equipped with handle 92, and the can be rotated by handle 92
Two valve rods 91 allow the second valve rod 91 that top dome valve body 81 to be driven to rotate, thus to the first round hole 82 and the second round hole 83
Position be adjusted, play the role of adjusting 1 internal liquid flow velocity of main pipeline, the upper surface right end of handle 92 is equipped with location hole
10, the internal activity of location hole 10 is interspersed with guide rod 11, and the side of the second vertical tube 9 is set there are two abutment sleeve 12, guide rod 11
Lower end and 12 activity of abutment sleeve are clamped, and the input terminal of switching group 62 is electrically connected with the output end of external power supply, in switching group 62
Equipped with control button corresponding with stepper motor 61 and electric telescopic rod 71, shut-off valve is entirely adjusted, the second valve can be passed through
The flow velocity of 1 internal liquid of main pipeline is adjusted in core 8, and the stability of the second spool 8 can also be improved by guide rod 11, is avoided
Liquid drives the rotation of the second spool 8, and can be driven indirectly to the first spool 3 by stepper motor 61, can prevent
Liquid inside main pipeline 1 is flow backwards, easy to use.
When in use：It is connect by 2 main pipelines 1 of first flange with external pipe, when needing to adjust to flow rate of liquid
When section, swing handle 92, handle 92 drives spherical valve body 81 to rotate by the second valve rod 91, thus to the first round hole 82 and the
The position of two round holes 83 is adjusted, and so that liquid is circulated by the first round hole 82 or the second round hole 83, thus right
The flow velocity of liquid is adjusted, and then guide rod 11 is inserted into location hole 10, and blocks the lower end of guide rod 11 and abutment sleeve 12
It connects, when needing to shut off to liquid, stepper motor 61 is controlled by switching group 62 and is worked, stepper motor 61 drives the
One valve rod 41 rotation, the first valve rod 41 with dynamic dividing plate 31 rotate, partition 31 drive 33 turns of baffle, allow liquid to baffle 33 into
Row squeezes, and fixes two absorption of annular magnet 35, to shut off to liquid, is then controlled by switching group 62 electronic
Telescopic rod 71 extends, and electric telescopic rod 71 pushes mounting plate 72 and locating rod 73 mobile, locating rod 73 and 15 surface of circular slab
Limit hole clamping, to be fixed indirectly to limit plate 13.
The present invention can be adjusted by flow velocity of second spool 8 to 1 internal liquid of main pipeline, can also pass through guide rod
11 improve the stability of the second spool 8, avoid liquid from driving the rotation of the second spool 8, and can be indirect by stepper motor 61
First spool 3 is driven, can prevent the liquid inside main pipeline 1 from flowing backwards, it is easy to use.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of adjustable shut-off valve, including main pipeline (1), it is characterised in that：The both ends of the main pipeline (1) are equipped with first
Flange (2), main pipeline (1) right side upper end are equipped with the first vertical tube (4), and the main pipeline (1) is corresponding with the first vertical tube (4)
Inside is equipped with the first spool (3), and partition (31) upper surface of first spool (3) is equipped with the first valve rod (41), and described first
The upper surface of valve rod (41) is equipped with card slot (43), and the side upper end of the first valve rod (41) is equipped with circular slab (15), the circle
The upper surface of plate (15) is set there are four equally distributed limit hole, and the upper surface of first vertical tube (4) is equipped with second flange
(42), and the upside of the first vertical tube (4) is equipped with valve deck (6), and the lower surface of the valve deck (6) is equipped with third flange (63), described
Third flange (63) and the round hole internal activity of second flange (42) are interspersed with fixing bolt (13), the fixing bolt (13)
Side lower thread be connected with nut (14), the valve deck (6) inner upper end right side of face corresponding with limit hole is equipped with positioning
The upper surface of device (7), the valve deck (6) is equipped with switching group (62), and second is equipped on the left of the side upper end of the main pipeline (1)
Vertical tube (9), the main pipeline (1) inside corresponding with the second vertical tube (9) are equipped with the second spool (8), second spool (8)
Spherical valve body (81) upper end is equipped with the second valve rod (91), and the side of first valve rod (41) and the second valve rod (91) is equipped with close
Seal apparatus (5), the upper surface of second valve rod (91) are equipped with handle (92), the input terminal of switching group (62) and external power supply
Output end electrical connection.
2. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：First spool (3) includes partition
(31), the side of the partition (31) is equipped with through-hole (32), the partition (31) side corresponding with through-hole (32) equipped with groove,
The partition (31) side corresponding with groove is equipped with baffle (33), the upper end of the baffle (33) with by shaft (34) with every
Plate (31) rotation connection, the left side of the baffle (33) and the inside of groove are equipped with annular magnet (35).
3. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：There are four the sealing devices (5), and
Four sealing devices (5) are divided equally two groups and are uniformly distributed respectively in the medial surface of the first vertical tube (4) and the second vertical tube (9).
4. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：The sealing device (5) includes sealing
The medial surface of plate (51), first vertical tube (4) and the second vertical tube (9) is fixedly connected with the lateral surface of sealing plate (51), institute
The upper surface middle part for stating the first vertical tube (4) is equipped with sealing bearing (52), first valve rod (41) and the second valve rod (91) outside
Side passes through sealing bearing (52) and sealing plate (51) are rotatablely connected.
5. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：The interior lower end face of the valve deck (6)
Middle part is equipped with motor cabinet, and the lower surface of motor cabinet is equipped with stepper motor (61), the output shaft and card slot of the stepper motor (61)
(43) activity clamping, and the input terminal of stepper motor (61) is electrically connected with the output end of switching group (62).
6. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：The positioning device (7) includes electronic
The fixing end of telescopic rod (71), the electric telescopic rod (71) is fixedly connected with the interior lower end face of valve deck (6), and electric expansion
The telescopic end of bar (71) is equipped with mounting plate (72), and the lower surface of the mounting plate (72) is equipped with locating rod (73), and electric expansion
The input terminal of bar (71) is electrically connected with the output end of switching group (62).
7. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：Second spool (8) includes spherical shape
The side of valve body (81), the spherical valve body (81) is equipped with the first round hole (82) and equally distributed second round hole (83),
The angle of first round hole (82) and the second round hole (83) is 90 degree.
8. a kind of adjustable shut-off valve according to claim 7, it is characterised in that：Second round hole (83) has six
It is a, and six the second round holes (83) are in distributed rectangular, and the diameter of axle of the second round hole (83) in the side of spherical valve body (81)
Less than the diameter of axle of the first round hole (82).
9. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：The upper surface right end of the handle (92)
Equipped with location hole (10), the internal activity of the location hole (10) is interspersed with guide rod (11), and the side of second vertical tube (9) is set
There are two abutment sleeve (12), the lower end of the guide rod (11) and abutment sleeve (12) activity are clamped.
10. a kind of adjustable shut-off valve according to claim 1, it is characterised in that：The side of second valve rod (91)
Upper end is equipped with bearing (93), and the outer ring of the bearing (93) is fixedly connected with the upper surface of the second vertical tube (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089365.0A CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089365.0A CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
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| CN108869763A true CN108869763A (en) | 2018-11-23 |
| CN108869763B CN108869763B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811089365.0A Active CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
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| CN109654243A (en) * | 2019-01-30 | 2019-04-19 | 中国科学院力学研究所 | A kind of control valve with switching function |
| CN110307349A (en) * | 2019-07-11 | 2019-10-08 | 无锡市爱德阀业股份有限公司 | A kind of anti-down streaming butterfly valve |
| CN111972120A (en) * | 2020-09-03 | 2020-11-24 | 胡坤红 | Adjustable air duct structure of combine harvester |
| CN112178251A (en) * | 2020-10-10 | 2021-01-05 | 高琪 | One-way flow regulating valve capable of automatically regulating internal gas pressure |
| CN115614495A (en) * | 2022-09-22 | 2023-01-17 | 浙江中控流体技术有限公司 | Ball valve with concave ball sealing surface |
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| CN115614495A (en) * | 2022-09-22 | 2023-01-17 | 浙江中控流体技术有限公司 | Ball valve with concave ball sealing surface |
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| CN108869763B (en) | 2023-11-17 |
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