CN108869763B - Adjustable stop valve - Google Patents
Adjustable stop valve Download PDFInfo
- Publication number
- CN108869763B CN108869763B CN201811089365.0A CN201811089365A CN108869763B CN 108869763 B CN108869763 B CN 108869763B CN 201811089365 A CN201811089365 A CN 201811089365A CN 108869763 B CN108869763 B CN 108869763B
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- Prior art keywords
- valve
- rod
- vertical pipe
- valve rod
- plate
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- 238000007789 sealing Methods 0.000 claims description 46
- 239000007788 liquid Substances 0.000 abstract description 31
- 238000005192 partition Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process 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
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction 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
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding Valves (AREA)
- Mechanically-Actuated Valves (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses an adjustable stop valve, which comprises a main pipeline, wherein first flanges are arranged at two ends of the main pipeline, a first vertical pipe is arranged at the upper end of the right side of the main pipeline, a first valve core is arranged in the main pipeline corresponding to the first vertical pipe, a first valve rod is arranged on the upper surface of a partition plate of the first valve core, a clamping groove is arranged on the upper surface of the first valve rod, a circular plate is arranged at the upper end of the side surface of the first valve rod, four uniformly distributed limiting holes are arranged on the upper surface of the circular plate, a second flange is arranged on the upper surface of the first vertical pipe, and a valve cover is arranged on the upper side of the first vertical pipe. This adjustable stop valve can be adjusted the velocity of flow of the inside liquid of trunk line through the second case, still can improve the stability of second case through the guide arm, avoids liquid to drive the second case and rotates, can drive the first case through stepper motor is indirect moreover, can prevent the inside liquid refluence of trunk line, convenient to use.
Description
Technical Field
The invention relates to the technical field of stop valves, in particular to an adjustable stop valve.
Background
The stop valve is also called a stop valve, is one of the most widely used valves, is popular, is small in friction force between sealing surfaces in the opening and closing process, is durable, is low in opening height, easy to manufacture and convenient to maintain, is not only suitable for medium and low pressure, but also suitable for high pressure, the valve plays an important role in cutting off and throttling the medium in a pipeline where the valve is located, and the stop valve is used as an extremely important cut-off valve.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides the adjustable stop valve, which can adjust the flow rate of liquid in the main pipeline through the second valve core, can improve the stability of the second valve core through the guide rod, avoid the liquid to drive the second valve core to rotate, can indirectly drive the first valve core through the stepping motor, can prevent the liquid in the main pipeline from flowing backwards, is convenient to use, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an adjustable stop valve, includes the trunk line, the both ends of trunk line all are equipped with first flange, trunk line right side upper end is equipped with first standpipe, the inside that trunk line and first standpipe correspond is equipped with first case, the baffle upper surface of first case is equipped with first valve rod, the upper surface of first valve rod is equipped with the draw-in groove, and the side upper end of first valve rod is equipped with the circular plate, the upper surface of circular plate is equipped with four evenly distributed's spacing hole, the upper surface of first standpipe is equipped with the second flange, and the upside of first standpipe is equipped with the valve gap, the lower surface of valve gap is equipped with the third flange, the inside activity of circular hole of third flange and second flange is interluded there is fixing bolt, fixing bolt's side lower extreme threaded connection has the nut, the inside up end right side that valve gap and spacing hole correspond is equipped with positioner, the upper surface of valve gap is equipped with the switch group, the side upper side left side of trunk line is equipped with the second standpipe, the inside that corresponds with the second standpipe is equipped with the second case, the spherical upper end of second is equipped with the second valve rod and the second valve rod, the outside is equipped with the power supply unit of second valve rod, the valve body is equipped with the outside of second valve rod.
As a preferable technical scheme of the invention, the first valve core comprises a baffle, a through hole is formed in the side face of the baffle, a groove is formed in the side face of the baffle corresponding to the through hole, a baffle is arranged on the side face of the baffle corresponding to the groove, the upper end of the baffle is rotationally connected with the baffle through a rotating shaft, and annular magnets are arranged on the left side face of the baffle and the inside of the groove.
As a preferable technical scheme of the invention, the four sealing devices are uniformly distributed on the inner side surfaces of the first vertical pipe and the second vertical pipe respectively.
As a preferable technical scheme of the invention, the sealing device comprises a sealing plate, the inner side surfaces of the first vertical pipe and the second vertical pipe are fixedly connected with the outer side surface of the sealing plate, a sealing bearing is arranged in the middle of the upper surface of the first vertical pipe, and the outer side surfaces of the first valve rod and the second valve rod are rotatably connected with the sealing plate through the sealing bearing.
As a preferable technical scheme of the invention, a motor seat is arranged in the middle of the inner lower end surface of the valve cover, a stepping motor is arranged on the lower surface of the motor seat, an output shaft of the stepping motor is movably clamped with the clamping groove, and an input end of the stepping motor is electrically connected with an output end of the switch group.
As a preferable technical scheme of the invention, the positioning device comprises an electric telescopic rod, the fixed end of the electric telescopic rod is fixedly connected with the inner lower end face of the valve cover, the telescopic end of the electric telescopic rod is provided with a mounting plate, the lower surface of the mounting plate is provided with a positioning rod, and the input end of the electric telescopic rod is electrically connected with the output end of the switch group.
As a preferable technical scheme of the invention, the second valve core comprises a spherical valve body, a first circular hole and second circular holes which are uniformly distributed are arranged on the side surface of the spherical valve body, and the included angle between the first circular hole and the second circular hole is ninety degrees.
As a preferable technical scheme of the invention, the number of the second circular holes is six, the six second circular holes are distributed in a rectangular shape on the side surface of the spherical valve body, and the shaft diameter of the second circular holes is smaller than that of the first circular holes.
As a preferable technical scheme of the invention, the right end of the upper surface of the handle is provided with a positioning hole, a guide rod is movably inserted in the positioning hole, two positioning sleeves are arranged on the side surface of the second vertical pipe, and the lower end of the guide rod is movably clamped with the positioning sleeves.
As a preferable technical scheme of the invention, the upper end of the side face of the second valve rod is provided with a bearing, and the outer ring of the bearing is fixedly connected with the upper surface of the second vertical pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. this adjustable stop valve can play unidirectional partition's effect to the trunk line through the baffle that has the baffle, makes the liquid in the trunk line only can one-way flow, can play the effect of cutting off the trunk line simultaneously to play the stop effect to the trunk line, and can improve the sealed effect of baffle to the baffle through the mutual absorption of two ring magnets.
2. This adjustable stop valve can drive first valve rod through step motor and rotate, makes first valve rod can drive the baffle and rotate to adjust the position of baffle individual baffle, be convenient for adjust the flow direction of the inside liquid of main pipe line, can also promote mounting panel and locating lever through electric telescopic handle and remove, thereby fix circular plate and first valve rod, prevent that first valve rod and first case from rotating.
3. This adjustable stop valve can make the second valve rod can drive the ball top valve body and rotate through the handle rotation second valve rod to adjust the position of first circular hole and second circular hole, play the effect of adjusting the inside liquid velocity of flow of trunk line, still can seal first standpipe and second standpipe through the closing plate that has sealed bearing, prevent that liquid from spilling over.
4. This adjustable stop valve can adjust the velocity of flow of the inside liquid of trunk line through the second case, still can improve the stability of second case through the guide arm, avoids liquid to drive the second case and rotates, can drive the first case through stepper motor is indirect moreover, can prevent the inside liquid refluence of trunk line, convenient to use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic view of the structure of the present invention from the bottom.
In the figure: the valve comprises a main pipeline 1, a first flange 2, a first valve core 3, a partition plate 31, a through hole 32, a baffle 33, a rotating shaft 34, a ring magnet 35, a first vertical pipe 4, a first valve rod 41, a second flange 42, a clamping groove 43, a sealing device 5, a sealing plate 51, a sealing bearing 52, a valve cover 6, a stepping motor 61, a switch group 62, a third flange 63, a positioning device 7, an electric telescopic rod 71, a mounting plate 72, a positioning rod 73, a second valve core 8, a spherical valve body 81, a first round hole 82, a second round hole 83, a second vertical pipe 9, a second valve rod 91, a handle 92, a bearing 93, a positioning hole 10, a guide rod 11, a positioning sleeve 12, a fixing bolt 13, a nut 14 and a round plate 15.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution: an adjustable stop valve comprises a main pipe 1, wherein the two ends of the main pipe 1 are respectively provided with a first flange 2, the upper end of the right side of the main pipe 1 is provided with a first vertical pipe 4, the inside of the main pipe 1 corresponding to the first vertical pipe 4 is provided with a first valve core 3, the first valve core 3 comprises a baffle plate 31, the side surface of the baffle plate 31 is provided with a through hole 32, the side surface of the baffle plate 31 corresponding to the through hole 32 is provided with a groove, the side surface of the baffle plate 31 corresponding to the groove is provided with a baffle plate 33, the upper end of the baffle plate 33 is rotationally connected with the baffle plate 31 through a rotating shaft 34, the left side surface of the baffle plate 33 and the inside of the groove are respectively provided with a ring magnet 35, the baffle plate 31 with the baffle plate 33 can play a role of unidirectional partition on the main pipe 1, so that liquid in the main pipe 1 can only flow unidirectionally, and can play a role of blocking the main pipe 1, the sealing effect of the baffle 33 on the baffle 31 can be improved through the mutual adsorption of the two annular magnets 35, the baffle 33 is pushed by water and liquid, the two annular magnets 35 are separated, so that the liquid flows in the through hole 32, the switch group 62 controls the stepping motor 61 to rotate for one hundred eighty degrees, the stepping motor 61 drives the first valve rod 41 to rotate, the first valve rod 41 drives the baffle 31 and the baffle 33 to rotate for one hundred eighty degrees, the baffle 33 is reversely extruded by the liquid, the two annular magnets 35 are adsorbed, so that the liquid can be stopped, the upper surface of the baffle 31 of the first valve core 3 is provided with the first valve rod 41, the upper surface of the first valve rod 41 is provided with the clamping groove 43, the upper end of the side surface of the first valve rod 41 is provided with the circular plate 15, the upper surface of the circular plate 15 is provided with four uniformly distributed limiting holes, the upper surface of the first vertical pipe 4 is provided with the second flange 42, the upper side of the first vertical pipe 4 is provided with the valve cover 6, the lower surface of the valve cover 6 is provided with a third flange 63, the inside of circular holes of the third flange 63 and the second flange 42 are movably inserted with a fixing bolt 13, the lower end of the side surface of the fixing bolt 13 is in threaded connection with a nut 14, the second flange 42 and the third flange 63 can be fixedly connected through the fixing bolt 13 and the nut 14, thereby the valve cover 6 is fixed to the upper end of the first vertical pipe 4, the middle part of the inner lower end surface of the valve cover 6 is provided with a motor seat, the lower surface of the motor seat is provided with a stepping motor 61, the output shaft of the stepping motor 61 is movably clamped with a clamping groove 43, the input end of the stepping motor 61 is electrically connected with the output end of a switch group 62, the first valve rod 41 can be driven to rotate by the stepping motor 61, the first valve rod 41 can drive the baffle 31 to rotate, the positions of the baffle 31 and the baffle 33 are adjusted, the flowing direction of liquid in the main pipeline 1 is convenient to adjust, the right side of the inner upper end surface corresponding to the limiting hole of the valve cover 6 is provided with a positioning device 7, the positioning device 7 comprises an electric telescopic rod 71, the fixed end of the electric telescopic rod 71 is fixedly connected with the inner lower end surface of the valve cover 6, the telescopic end of the electric telescopic rod 71 is provided with a mounting plate 72, the lower surface of the mounting plate 72 is provided with a positioning rod 73, the mounting plate 72 and the positioning rod 73 can be pushed by the electric telescopic rod 71 to move so as to fix the circular plate 15 and the first valve rod 41, the first valve rod 41 and the first valve core 3 are prevented from rotating, the input end of the electric telescopic rod 71 is electrically connected with the output end of the switch group 62, the upper surface of the valve cover 6 is provided with the switch group 62, the left side upper end of the main pipe 1 is provided with a second vertical pipe 9, the inner part corresponding to the second vertical pipe 9 of the main pipe 1 is provided with a second valve core 8, the second valve core 8 comprises a spherical valve body 81, the side of the spherical valve body 81 is provided with a first circular hole 82 and a second circular hole 83 which are uniformly distributed, the included angle between the first circular hole 82 and the second circular hole 83 is ninety degrees, the second circular hole 83 is six, the six second circular holes 83 are distributed in a rectangular shape on the side of the spherical valve body 81, the shaft diameter of the second circular hole 83 is smaller than that of the first circular hole 82, the upper end of the spherical valve body 81 of the second valve core 8 is provided with a second valve rod 91, the upper end of the side of the second valve rod 91 is provided with a bearing 93, the outer circle of the bearing 93 is fixedly connected with the upper surface of the second standpipe 9, the side surfaces of the first valve rod 41 and the second valve rod 91 are respectively provided with a sealing device 5, the four sealing devices 5 are uniformly distributed on the inner side surfaces of the first standpipe 4 and the second standpipe 9 respectively, the inner side surfaces of the sealing device 5 comprise sealing plates 51, the upper surfaces of the first standpipe 4 and the second standpipe 9 are fixedly connected with the outer side surfaces of the sealing plates 51, the middle part of the upper surface of the first standpipe 4 is provided with a sealing bearing 52, the upper surface of the first standpipe 41 and the second standpipe 91 is fixedly connected with the sealing plates 12 through the outer side surfaces of the sealing plates 91 and the sealing plates 92, the sealing sleeve 11 can be rotatably connected with the second standpipe 9 through the sealing sleeve 11, the sealing sleeve 11 and the sealing sleeve 11 can be rotatably positioned on the two sides of the sealing device 1, the sealing device 5 can be rotatably positioned by the sealing device 1, the sealing device is provided with the sealing sleeve 11 and the sealing sleeve 11 is rotatably positioned by the sealing device 11, and the sealing device 2 is provided with the sealing sleeve 11 and the sealing sleeve 11 is positioned by the sealing sleeve 11 and the sealing device 2, the sealing device is provided with the sealing device 11 and the sealing valve hole is provided with the sealing device 4 and the sealing valve, the input of switch group 62 is connected with external power source's output electricity, is equipped with the control button that corresponds with step motor 61 and electric telescopic handle 71 on the switch group 62, and whole adjustable stop valve can be adjusted the velocity of flow of the inside liquid of trunk line 1 through second case 8, still can improve the stability of second case 8 through guide arm 11, avoids liquid to drive second case 8 and rotates, can drive first case 3 through step motor 61 is indirect moreover, can prevent the inside liquid refluence of trunk line 1, convenient to use.
When in use: when the flow rate of liquid needs to be regulated, the handle 92 is rotated, the handle 92 drives the spherical valve body 81 to rotate through the second valve rod 91, so that the positions of the first circular hole 82 and the second circular hole 83 are regulated, liquid can circulate through the first circular hole 82 or the second circular hole 83, the flow rate of the liquid is regulated, then the guide rod 11 is inserted into the positioning hole 10, the lower end of the guide rod 11 is clamped with the positioning sleeve 12, when the liquid needs to be shut-off, the stepping motor 61 is controlled to work through the switch group 62, the stepping motor 61 drives the first valve rod 41 to rotate, the first valve rod 41 drives the partition plate 31 to rotate, the partition plate 31 drives the baffle 33 to rotate, the liquid can squeeze the baffle 33, the two annular magnets 35 are adsorbed and fixed, the liquid is shut-off, then the electric telescopic rod 71 is controlled to stretch through the switch group 62, the mounting plate 72 and the positioning rod 73 are pushed to move, and the positioning rod 73 is clamped with the limiting hole on the surface of the circular plate 15, and thus the limiting plate 13 is indirectly limited and fixed.
According to the invention, the flow velocity of the liquid in the main pipeline 1 can be regulated through the second valve core 8, the stability of the second valve core 8 can be improved through the guide rod 11, the liquid is prevented from driving the second valve core 8 to rotate, the first valve core 3 can be indirectly driven through the stepping motor 61, the liquid in the main pipeline 1 can be prevented from flowing backwards, and the use is convenient.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An adjustable stop valve, includes trunk line (1), its characterized in that: the utility model discloses a main pipe, including main pipe (1), baffle (31) and circular plate (15), the both ends of main pipe (1) all are equipped with first flange (2), the upper end on the right side of main pipe (1) is equipped with first standpipe (4), the inside that main pipe (1) and first standpipe (4) correspond is equipped with first case (3), baffle (31) upper surface of first case (3) is equipped with first valve rod (41), the upper surface of first valve rod (41) is equipped with draw-in groove (43), and the side upper end of first valve rod (41) is equipped with circular plate (15), the upper surface of circular plate (15) is equipped with four evenly distributed's spacing hole, the upper surface of first standpipe (4) is equipped with second flange (42), and the upper side of the first vertical pipe (4) is provided with a valve cover (6), the lower surface of the valve cover (6) is provided with a third flange (63), fixing bolts (13) are movably inserted in round holes of the third flange (63) and the second flange (42), the lower ends of the side surfaces of the fixing bolts (13) are in threaded connection with nuts (14), the right side of the upper end surface of the valve cover (6) corresponding to the limiting holes is provided with a positioning device (7), the upper surface of the valve cover (6) is provided with a switch group (62), the left side of the upper end of the side surface of the main pipe (1) is provided with a second vertical pipe (9), the main pipeline (1) is internally provided with a second valve core (8) corresponding to the second vertical pipe (9), the upper end of a spherical valve body (81) of the second valve core (8) is provided with a second valve rod (91), the side surfaces of the first valve rod (41) and the second valve rod (91) are respectively provided with a sealing device (5), the upper surface of the second valve rod (91) is provided with a handle (92), and the input end of the switch group (62) is electrically connected with the output end of an external power supply;
the first valve core (3) comprises a baffle plate (31), a through hole (32) is formed in the side surface of the baffle plate (31), a groove is formed in the side surface of the baffle plate (31) corresponding to the through hole (32), a baffle plate (33) is arranged on the side surface of the baffle plate (31) corresponding to the groove, the upper end of the baffle plate (33) is rotatably connected with the baffle plate (31) through a rotating shaft (34), and annular magnets (35) are arranged on the left side surface of the baffle plate and the inside of the groove;
the sealing devices (5) are four, and the four sealing devices (5) are equally divided into two groups which are uniformly distributed on the inner side surfaces of the first vertical pipe (4) and the second vertical pipe (9) respectively.
2. An adjustable shut-off valve according to claim 1, wherein: sealing device (5) are including closing plate (51), the medial surface of first standpipe (4) and second standpipe (9) all with closing plate (51) lateral surface fixed connection, the upper surface middle part of first standpipe (4) is equipped with sealed bearing (52), the lateral surface of first valve rod (41) and second valve rod (91) all rotates with closing plate (51) through sealed bearing (52) to be connected.
3. An adjustable shut-off valve according to claim 1, wherein: the middle part of the inner lower end surface of the valve cover (6) is provided with a motor seat, the lower surface of the motor seat is provided with a stepping motor (61), an output shaft of the stepping motor (61) is movably clamped with the clamping groove (43), and the input end of the stepping motor (61) is electrically connected with the output end of the switch group (62).
4. An adjustable shut-off valve according to claim 1, wherein: the positioning device (7) comprises an electric telescopic rod (71), the fixed end of the electric telescopic rod (71) is fixedly connected with the inner lower end face of the valve cover (6), the telescopic end of the electric telescopic rod (71) is provided with a mounting plate (72), the lower surface of the mounting plate (72) is provided with a positioning rod (73), and the input end of the electric telescopic rod (71) is electrically connected with the output end of the switch group (62).
5. An adjustable shut-off valve according to claim 1, wherein: the second valve core (8) comprises a spherical valve body (81), a first circular hole (82) and second circular holes (83) which are uniformly distributed are formed in the side face of the spherical valve body (81), and the included angle between the first circular hole (82) and the second circular hole (83) is ninety degrees.
6. An adjustable shut-off valve as in claim 5 wherein: six second circular holes (83) are formed, the six second circular holes (83) are distributed on the side face of the spherical valve body (81) in a rectangular mode, and the shaft diameter of each second circular hole (83) is smaller than that of each first circular hole (82).
7. An adjustable shut-off valve according to claim 1, wherein: the right end of the upper surface of the handle (92) is provided with a positioning hole (10), a guide rod (11) is movably inserted in the positioning hole (10), two positioning sleeves (12) are arranged on the side face of the second vertical pipe (9), and the lower end of the guide rod (11) is movably clamped with the positioning sleeves (12).
8. An adjustable shut-off valve according to claim 1, wherein: the upper end of the side face of the second valve rod (91) is provided with a bearing (93), and the outer ring of the bearing (93) is fixedly connected with the upper surface of the second vertical pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089365.0A CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811089365.0A CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108869763A CN108869763A (en) | 2018-11-23 |
| CN108869763B true CN108869763B (en) | 2023-11-17 |
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| CN201811089365.0A Active CN108869763B (en) | 2018-09-18 | 2018-09-18 | Adjustable stop valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110307349B (en) * | 2019-07-11 | 2024-05-24 | 无锡市爱德阀业股份有限公司 | Backflow-preventing butterfly valve |
| CN111972120B (en) * | 2020-09-03 | 2021-09-24 | 沂南县凯粒莱机械有限公司 | 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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| CN101265982A (en) * | 2008-04-14 | 2008-09-17 | 金进星 | Integral double flange combined ball needle valve |
| CN101509562A (en) * | 2009-03-24 | 2009-08-19 | 温州市金星阀门有限公司 | Single-flange multifunction high-pressure ball-needle valve |
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| CN208885993U (en) * | 2018-09-18 | 2019-05-21 | 江苏海纬集团有限公司 | A kind of adjustable shut-off valve |
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| CN108869763A (en) | 2018-11-23 |
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