CN114352754B - Water conservancy choke valve that can quantitative control throttle speed - Google Patents
Water conservancy choke valve that can quantitative control throttle speed Download PDFInfo
- Publication number
- CN114352754B CN114352754B CN202111572141.7A CN202111572141A CN114352754B CN 114352754 B CN114352754 B CN 114352754B CN 202111572141 A CN202111572141 A CN 202111572141A CN 114352754 B CN114352754 B CN 114352754B
- Authority
- CN
- China
- Prior art keywords
- throttle
- valve pipe
- fan
- valve
- shaped
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses a water conservancy throttle valve capable of quantitatively controlling throttle speed, which comprises an integrally formed on-off module and a throttle module, wherein the on-off module and the throttle module are communicated with each other, the on-off module comprises a first valve pipe and a cut-off assembly capable of controlling the on-off of the first valve pipe, the throttle module comprises a second valve pipe and a throttle mechanism which are of regular polygon structures, the first valve pipe and the second valve pipe are integrally formed and are communicated with each other, and the throttle mechanism comprises a fan-shaped throttle assembly arranged in the second valve pipe and a driving assembly used for driving the fan-shaped throttle assembly to rotate; the invention can improve the quantitative control precision of the throttling speed, so that the invention can be suitable for the condition of higher precision, and the application range and the utilization rate are improved.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a hydraulic throttle valve capable of quantitatively controlling throttle speed.
Background
A throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. The throttle valve and the one-way valve are connected in parallel to form the one-way throttle valve. The throttle valve and the one-way throttle valve are simple flow control valves, and in a constant displacement pump hydraulic system, the throttle valve and the overflow valve are matched to form three throttle speed regulating systems, namely an oil inlet way throttle speed regulating system, an oil return way throttle speed regulating system and a bypass throttle speed regulating system, the throttle valve has no flow negative feedback function, cannot compensate unstable flow speed caused by load change, and is generally only used in occasions with little load change or low speed stability requirement.
The throttle valve can be divided into a straight-through type throttle valve channel and an angle type throttle valve channel according to a channel mode, and a choke plug of the vertical throttle valve channel is generally used for changing the throttle section through movement of the choke plug, so that the precision is insufficient, the throttle section is released differently when the choke plug moves for the same distance, and the quantitative control of the throttle speed cannot be realized.
In order to solve the problem, a throttle valve with adjustable water flow rate is disclosed by water utilization, wherein the throttle valve with adjustable water flow rate is disclosed by the patent number CN201721574492.0, firstly, a throttle valve body is butted with a water pipe, after water is opened after the water pipe is butted, a hand wheel auxiliary rod is driven by a throttle valve hand wheel, then a spiral valve top is driven by the hand wheel auxiliary rod, pressure is applied to a pressure valve rod through the spiral valve top, the pressure valve rod brings pressure into the throttle valve body, the normal water flow rate is realized, if the pressure is too high, a pressure release rod can be driven by a pressure release nozzle to release pressure for the interior of the throttle valve body, the water reaches the desired water flow rate through a water inlet to a water pressure outlet and a throttle orifice, if the water flow rate of the throttle orifice is not ideal, the water flow rate and the water pressure in the throttle valve body can be observed by a water pressure meter on a control box, and the water flow rate and the water pressure in the throttle valve body can be easily controlled by a water pressure control button.
Problems of the above-described scheme: the device can effectively control the working process, gets rid of the embarrassment that the working cannot be controlled, gets rid of the situation that the water pressure of the internal water flow is not known, but still cannot improve the quantitative control precision of the throttling speed, so that the device cannot be suitable for the situation with higher precision, has smaller application range and lower utilization rate.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a water conservancy throttle valve capable of quantitatively controlling the throttle speed, so that the quantitative control precision of the throttle speed is improved, the water conservancy throttle valve is suitable for the condition of higher precision, and the application range and the utilization rate are improved.
In order to solve the problems, the invention provides the following technical scheme:
the utility model provides a water conservancy choke valve that can quantitative control throttle speed, is including integrated into one piece's break-make module and throttle module, break-make module and throttle module communicate each other, the break-make module is including first valve pipe and the subassembly that cuts off that can control first valve pipe break-make, throttle module is including second valve pipe and the throttle mechanism that is regular polygon structure, first valve pipe and second valve pipe integrated into one piece just communicate each other, throttle mechanism is including setting up the fan-shaped throttle assembly in the second valve pipe and being used for driving the rotatory drive assembly of fan-shaped throttle assembly.
Preferably, the center of the second valve pipe is provided with a cylindrical through hole, the fan-shaped throttling component comprises a plurality of fan-shaped throttling pieces, the number of all the fan-shaped throttling pieces is equal to that of edges of the second valve pipe, all the fan-shaped throttling pieces are combined to form a disc, all the fan-shaped throttling pieces are respectively provided with rotating shafts along angular bisectors of the fan-shaped throttling pieces, the rotating shafts penetrate through the second valve pipe and extend to the outer side of the second valve pipe, the axis of the rotating shafts is perpendicular to the center line of the through hole, and umbrella teeth are installed at one ends of all the rotating shafts, which are located at the outer side of the second valve pipe.
Preferably, the driving assembly comprises an inner bevel gear ring rotatably arranged on the outer side of the second valve pipe, the inner bevel gear ring is synchronously meshed with all bevel gears, the inner bevel gear ring is sleeved on the outer side of the second valve pipe, the center line of the inner bevel gear ring coincides with the axis of the through hole, a first outer gear ring is integrally formed on the outer side of the inner bevel gear ring, the first outer gear ring is meshed with a gear, the gear is arranged at the output end of a driving motor, and the driving motor is arranged on the second valve pipe.
Preferably, the driving assembly comprises a second outer gear ring rotatably arranged on the outer side of the second valve pipe, the second outer gear ring is meshed with a gear, the gear is arranged on the output end of the driving motor, the driving motor is arranged on the second valve pipe, the inner side of the second outer gear ring is a round table surface, a section umbrella gear ring is arranged on the inner side of the second outer gear ring, the section umbrella gear ring can be sequentially meshed with all umbrella teeth, and the number of teeth of the section umbrella gear ring is equal to one half of the number of teeth of the umbrella teeth.
Preferably, one end of each rotating shaft, which is close to the bevel gear, is fixedly sleeved with a limiting ring, a plurality of limiting grooves which are perpendicular to the axis of the rotating shaft are formed in the limiting ring, and limiting rods which can be in plug-in fit with the limiting grooves are arranged beside all the limiting rings.
Preferably, one straight edge of the fan-shaped throttling plate is provided with a saw-tooth-shaped alignment tooth, the other straight edge of the fan-shaped throttling plate is provided with a saw-tooth-shaped alignment notch, the alignment tooth can be staggered and closed with the alignment notch, and the circle centers of all the fan-shaped throttling plates can be mutually abutted.
Preferably, all the axes of the rotating shafts are perpendicular to the corresponding sides of the second valve tube, and all the rotating shafts are rotatably connected with the second valve tube through bearings.
Preferably, the intercepting assembly comprises a limit bearing, a screw rod and an intercepting plug, wherein the limit bearing, the screw rod and the intercepting plug are installed on the first valve pipe, the intercepting plug is in threaded fit with the screw rod, the screw rod is in rotary fit with the limit bearing, and a thread groove matched with the screw rod in threaded fit is installed on the intercepting plug.
Preferably, the first valve pipe is a rectangular pipe fitting, the second valve pipe is provided with a circular through hole, the center line of the screw rod is perpendicular to the center line of the through hole, and the interception plug is of a rectangular structure. .
The invention has the beneficial effects that: when water flow is needed, the cutting-off assembly is completely opened, the driving motor drives the gear to rotate so as to drive the first outer gear ring to rotate, the inner bevel gear ring rotates, the corresponding bevel gears synchronously rotate, the fan-shaped throttling plates rotate around the rotating shaft of the fan-shaped throttling plates by the same angle, and each fan-shaped throttling plate is staggered by the same number of fan-shaped unit areas, so that the quantitative control precision and speed of throttling speed can be improved by controlling the rotating speed and angle of the driving motor driving gear, the application range of the device is improved, and the utilization rate of the device is improved.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a top view of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
fig. 5 is a schematic perspective view of a second embodiment of the present invention;
FIG. 6 is an enlarged view at C of FIG. 5;
fig. 7 is a schematic perspective view of a second embodiment of the present invention;
FIG. 8 is an enlarged view of FIG. 7 at D;
FIG. 9 is a schematic perspective view of a fan throttle assembly of the present invention;
FIG. 10 is a schematic perspective view of a first outer ring gear and an inner ring gear according to a first embodiment of the present invention;
FIG. 11 is a schematic perspective view of a second outer ring gear and a ring gear of a truncated umbrella according to a second embodiment of the present invention;
reference numerals illustrate: the device comprises an on-off module 1, a throttling module 2, a first valve tube 3, a cutoff component 4, a screw rod 41, a cutoff plug 42, a second valve tube 5, a through hole 51, a throttling mechanism 6, a fan-shaped throttling component 7, a fan-shaped throttling piece 71, a rotating shaft 72, a limiting ring 73, a limiting rod 74, a limiting groove 75, a positioning tooth 76, a bearing 77, a driving component 8, an inner bevel gear 81, a driving motor 82, a gear 83, a bevel gear 84, a first outer bevel gear 85, a second outer bevel gear 86 and a segmented bevel gear 87.
Detailed Description
Specific embodiments of the invention are described in further detail below with reference to the drawings and examples of the specification:
embodiment one:
the utility model provides a water conservancy choke valve that can quantitative control throttle speed that is shown with reference to fig. 1, including integrated into one piece's break-make module 1 and throttle module 2, break-make module 1 and throttle module 2 communicate each other, break-make module 1 is including first valve pipe 3 and the interception subassembly 4 that can control first valve pipe 3 break-make, throttle module 2 is including second valve pipe 5 and the throttle mechanism 6 that is regular polygon structure, first valve pipe 3 and second valve pipe 5 integrated into one piece just communicate each other, throttle mechanism 6 is including setting up fan-shaped throttle subassembly 7 and the drive assembly 8 that is used for driving fan-shaped throttle subassembly 7 rotatory in second valve pipe 5. When the pipeline needs to be filled with water, the cutting-off assembly 4 is opened, the driving assembly 8 drives the fan-shaped throttling assembly 7 to rotate for a certain angle, and the water flow section with a certain fan-shaped area is opened.
The center of the second valve tube 5 is provided with a cylindrical through hole 51, the fan-shaped throttling component 7 comprises a plurality of fan-shaped throttling pieces 71, the number of all the fan-shaped throttling pieces 71 is equal to the number of edges of the second valve tube 5, all the fan-shaped throttling pieces 71 are combined to form a disc, all the fan-shaped throttling pieces 71 are respectively provided with a rotating shaft 72 along the angular bisector of the fan-shaped throttling pieces, the rotating shafts 72 penetrate through the second valve tube 5 to extend to the outer side of the second valve tube 5, the axis of the rotating shafts 72 is perpendicular to the center line of the through hole 51, and umbrella teeth 84 are installed at one ends of all the rotating shafts 72 located at the outer side of the second valve tube 5. By driving the bevel gear 84 to rotate, all the rotating shafts 72 are rotated, so that all the fan-shaped throttle blades 71 are rotated, and finally a water flow section with a certain fan-shaped area is exposed.
The driving assembly 8 comprises an inner bevel gear ring 81 rotatably arranged on the outer side of the second valve pipe 5, the inner bevel gear ring 81 is synchronously meshed with all bevel gears 84, the inner bevel gear ring 81 is sleeved on the outer side of the second valve pipe 5, the center line of the inner bevel gear ring 81 coincides with the axis of the through hole 51, a first outer gear ring 85 is integrally formed on the outer side of the inner bevel gear ring 81, the first outer gear ring 85 is meshed with a gear 83, the gear 83 is arranged at the output end of a driving motor 82, and the driving motor 82 is arranged on the second valve pipe 5. The driving motor 82 drives the gear 83 to rotate so as to drive the first outer gear ring 85 to rotate, so that the inner bevel gear ring 81 rotates, and synchronous rotation of all the bevel gears 84 is realized, so that all the fan-shaped throttling sheets 71 are all around the same angle of the rotating shaft 72 of the fan-shaped throttling sheets 71, each fan-shaped throttling sheet 71 is staggered by the same number of fan-shaped unit areas, and the rotating speed and angle of the gear 83 are driven by controlling the driving motor 82. The inner side of the inner ring gear 81 in this embodiment can be rotatably mounted to the outer side of the second valve tube 5 by a large bearing.
One end of each rotating shaft 72, which is close to the umbrella teeth 84, is fixedly sleeved with a limiting ring 73, a plurality of limiting grooves 75 which are perpendicular to the axis of the rotating shaft 72 are formed in the limiting ring 73, and limiting rods 74 which can be in plug-in fit with the limiting grooves 75 are arranged beside all the limiting rings 73. When it is desired that the fan-shaped throttle blade 71 be kept in a constant configuration, the stopper rod 74 is inserted into the corresponding stopper groove 75.
One straight edge of the fan-shaped throttling plate 71 is provided with a saw-tooth-shaped alignment tooth 76, the other straight edge of the fan-shaped throttling plate 71 is provided with a saw-tooth-shaped alignment notch, the alignment tooth 76 can be staggered and closed with the alignment notch, and the circle centers of all the fan-shaped throttling plates 71 can be mutually abutted. All the fan-shaped throttling plates 71 are positioned on one side of the aligning teeth 76, and round corners are rounded, so that the alignment of the two fan-shaped throttling plates 71 is facilitated.
All the rotation shafts 72 are perpendicular to the corresponding sides of the second valve tube 5 in axis, and all the rotation shafts 72 are rotatably connected with the second valve tube 5 through bearings 77. The arrangement facilitates the installation of the rotating shaft 72, and ensures that the rotating shaft 72 rotates normally.
The intercepting assembly 4 comprises a limit bearing, a screw rod 41 and an intercepting plug 42 which are arranged on the first valve pipe 3, the intercepting plug 42 is in threaded fit with the screw rod 41, the screw rod 41 is in rotary fit with the limit bearing, and the intercepting plug 42 is provided with a thread groove in threaded fit with the screw rod 41. Rotating the screw 41 can drive the interception plug 42 to move along the center line of the screw 41, so that the first valve tube 3 is opened and closed.
The first valve pipe 3 is a rectangular pipe fitting, the second valve pipe 5 is provided with a circular through hole, the center line of the screw rod 41 is perpendicular to the center line of the through hole, the interception plug 42 is of a rectangular structure, and the interception quality of the interception plug 42 is improved.
Working principle: when water flow is needed, the rotary screw rod 41 can drive the interception plug 42 to move along the central line of the screw rod 41, the first valve tube 3 is completely opened, then the driving motor 82 drives the gear 83 to rotate to drive the first outer gear ring 85 to rotate, so that the inner umbrella gear ring 81 rotates, synchronous rotation of all umbrella teeth 84 is realized, all fan-shaped throttling sheets 71 are staggered by the same angle around the rotating shaft 72 of the inner umbrella gear ring, each fan-shaped throttling sheet 71 is staggered by the same number of fan-shaped unit areas, the driving motor 82 drives the gear 83 to rotate at the same speed and angle by controlling the driving motor 82 to rotate forward and backward, the throttling speed can be adjusted at any time, and when a certain throttling speed is needed to be kept, the limiting rod 74 is inserted into the corresponding limiting groove 75.
Embodiment two:
the utility model provides a water conservancy choke valve that can quantitative control throttle speed that is shown with reference to fig. 7, including integrated into one piece's break-make module 1 and throttle module 2, break-make module 1 and throttle module 2 communicate each other, break-make module 1 is including first valve pipe 3 and the interception subassembly 4 that can control first valve pipe 3 break-make, throttle module 2 is including second valve pipe 5 and the throttle mechanism 6 that is regular polygon structure, first valve pipe 3 and second valve pipe 5 integrated into one piece just communicate each other, throttle mechanism 6 is including setting up fan-shaped throttle subassembly 7 and the drive assembly 8 that is used for driving fan-shaped throttle subassembly 7 rotatory in second valve pipe 5. When the pipeline needs to be filled with water, the cutting-off assembly 4 is opened, the driving assembly 8 drives the fan-shaped throttling assembly 7 to rotate for a certain angle, and the water flow section with a certain fan-shaped area is opened.
The center of the second valve tube 5 is provided with a cylindrical through hole 51, the fan-shaped throttling component 7 comprises a plurality of fan-shaped throttling pieces 71, the number of all the fan-shaped throttling pieces 71 is equal to the number of edges of the second valve tube 5, all the fan-shaped throttling pieces 71 are combined to form a disc, all the fan-shaped throttling pieces 71 are respectively provided with a rotating shaft 72 along the angular bisector of the fan-shaped throttling pieces, the rotating shafts 72 penetrate through the second valve tube 5 to extend to the outer side of the second valve tube 5, the axis of the rotating shafts 72 is perpendicular to the center line of the through hole 51, and umbrella teeth 84 are installed at one ends of all the rotating shafts 72 located at the outer side of the second valve tube 5. By driving the bevel gear 84 to rotate, the corresponding rotation shaft 72 is rotated, thereby realizing the rotation of the fan-shaped throttling plate 71, and finally exposing a water flow section with a certain fan-shaped area.
The driving assembly 8 comprises a second outer gear ring 86 rotatably arranged on the outer side of the second valve tube 5, the second outer gear ring 86 is meshed with a gear 83, the gear 83 is arranged on the output end of the driving motor 82, the driving motor 82 is arranged on the second valve tube 5, the inner side of the second outer gear ring 86 is a round table surface, a section umbrella gear ring 87 is arranged on the inner side of the second outer gear ring 86, the section umbrella gear ring 87 can be sequentially meshed with all umbrella teeth 84, and the number of teeth of the section umbrella gear ring 87 is equal to one half of the number of teeth of the umbrella teeth 84. The driving motor 82 drives the gear 83 to rotate so as to drive the second external gear ring 86 to rotate, so that the sectional umbrella gear ring 87 rotates around the axis of the through hole 51, when the sectional umbrella gear ring 87 is meshed with one umbrella gear 84 for one time, the rotation shaft 72 and the corresponding fan-shaped throttling piece 71 can rotate for O degrees to 90 degrees, when the rotation shaft 72 rotates to 90 degrees, the fan-shaped throttling piece 71 is completely opened, then rotates to be meshed with the next umbrella gear ring 84, the above actions are repeated, and when the second external gear ring 86 rotates reversely or continues to rotate forward for one circle, all the fan-shaped throttling pieces 71 can be reset and closed. The second external ring gear 86 is in this embodiment rotatably mounted on the outside of the second valve tube 5 by a large bearing.
One end of each rotating shaft 72, which is close to the umbrella teeth 84, is fixedly sleeved with a limiting ring 73, a plurality of limiting grooves 75 which are perpendicular to the axis of the rotating shaft 72 are formed in the limiting ring 73, and limiting rods 74 which can be in plug-in fit with the limiting grooves 75 are arranged beside all the limiting rings 73. When it is desired that the fan-shaped throttle blade 71 be kept in a constant configuration, the stopper rod 74 is inserted into the corresponding stopper groove 75.
One straight edge of the fan-shaped throttling plate 71 is provided with a saw-tooth-shaped alignment tooth 76, the other straight edge of the fan-shaped throttling plate 71 is provided with a saw-tooth-shaped alignment notch, the alignment tooth 76 can be staggered and closed with the alignment notch, and the circle centers of all the fan-shaped throttling plates 71 can be mutually abutted. All the fan-shaped throttling plates 71 are positioned on one side of the aligning teeth 76, and round corners are rounded, so that the alignment of the two fan-shaped throttling plates 71 is facilitated.
All the rotation shafts 72 are perpendicular to the corresponding sides of the second valve tube 5 in axis, and all the rotation shafts 72 are rotatably connected with the second valve tube 5 through bearings 77. The arrangement facilitates the installation of the rotating shaft 72, and ensures that the rotating shaft 72 rotates normally.
The intercepting assembly 4 comprises a limit bearing, a screw rod 41 and an intercepting plug 42 which are arranged on the first valve pipe 3, the intercepting plug 42 is in threaded fit with the screw rod 41, the screw rod 41 is in rotary fit with the limit bearing, and the intercepting plug 42 is provided with a thread groove in threaded fit with the screw rod 41. Rotating the screw 41 can drive the interception plug 42 to move along the center line of the screw 41, so that the first valve tube 3 is opened and closed.
The first valve pipe 3 is a rectangular pipe fitting, the second valve pipe 5 is provided with a circular through hole, the center line of the screw rod 41 is perpendicular to the center line of the through hole, and the interception plug 42 is of a rectangular structure. This can improve the trapping quality of the trapping plug 42.
Working principle: when water flow is needed, the rotary screw 41 can drive the interception plug 42 to move along the central line of the screw 41, the first valve tube 3 is completely opened, the corresponding limiting groove 75 of the corresponding limiting rod 74 is pulled out, the driving motor 82 drives the gear 83 to rotate so as to drive the second outer gear ring 86 to rotate, the sectional umbrella gear ring 87 rotates around the axis of the through hole 51, when the sectional umbrella gear ring 87 is meshed with one of the umbrella gears 84 for one time, the rotary shaft 72 and the corresponding fan-shaped throttling piece 71 can rotate for O-90 degrees, when the rotary shaft 72 rotates to 90 degrees, the fan-shaped throttling piece 71 is completely opened and then rotates to be meshed with the next umbrella gear 84, the above actions are repeated, when the second outer gear ring 86 reversely rotates or continuously rotates forward for one circle, all the fan-shaped throttling pieces 71 can be reset to be closed, the driving motor 82 can rotate forward and backward, and the throttling speed can be adjusted at any time.
Compared with the second embodiment, the first embodiment can completely realize automatic adjustment of throttle speed and throttle precision, liberate manpower, and can select and extract a plurality of adjacent limit rods 74 according to the requirement of the throttle speed, only rotate a plurality of fan-shaped throttle blades 71, reduce the loss of the throttle valve and prolong the service life of the throttle valve.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention are still within the scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a water conservancy choke valve that can quantitative control throttle speed, including integrated into one piece's break-make module (1) and throttle module (2), break-make module (1) and throttle module (2) communicate each other, its characterized in that: the on-off module (1) comprises a first valve pipe (3) and a cut-off assembly (4) capable of controlling the on-off of the first valve pipe (3), the throttle module (2) comprises a second valve pipe (5) with a regular polygon structure and a throttle mechanism (6), the first valve pipe (3) and the second valve pipe (5) are integrally formed and are mutually communicated, and the throttle mechanism (6) comprises a fan-shaped throttle assembly (7) arranged in the second valve pipe (5) and a driving assembly (8) for driving the fan-shaped throttle assembly (7) to rotate; the center of the second valve pipe (5) is provided with a cylindrical through hole (51), the fan-shaped throttling component (7) comprises a plurality of fan-shaped throttling sheets (71), the number of all the fan-shaped throttling sheets (71) is equal to that of edges of the second valve pipe (5), all the fan-shaped throttling sheets (71) are combined to form a disc, all the fan-shaped throttling sheets (71) are respectively provided with a rotating shaft (72) along angular bisectors of the fan-shaped throttling sheets, the rotating shafts (72) penetrate through the second valve pipe (5) to extend to the outer side of the second valve pipe (5), the axis of the rotating shafts (72) is perpendicular to the center line of the through hole (51), and umbrella teeth (84) are arranged at one ends of all the rotating shafts (72) located at the outer side of the second valve pipe (5); the driving assembly (8) comprises an inner umbrella gear ring (81) rotatably arranged on the outer side of the second valve pipe (5), the inner umbrella gear ring (81) is synchronously meshed with all umbrella teeth (84), the inner umbrella gear ring (81) is sleeved on the outer side of the second valve pipe (5), the center line of the inner umbrella gear ring (81) coincides with the axis of the through hole (51), a first outer gear ring (85) is integrally formed on the outer side of the inner umbrella gear ring (81), the first outer gear ring (85) is meshed with a gear (83), the gear (83) is arranged at the output end of a driving motor (82), and the driving motor (82) is arranged on the second valve pipe (5); one end of each rotating shaft (72) close to the umbrella tooth (84) is fixedly sleeved with a limiting ring (73), a plurality of limiting grooves (75) perpendicular to the axis of the rotating shaft (72) are formed in the limiting rings (73), and limiting rods (74) which can be in plug connection with the limiting grooves (75) are arranged on the sides of all the limiting rings (73).
2. A hydraulic throttle valve capable of quantitatively controlling throttle speed according to claim 1, characterized in that: one straight edge of the fan-shaped throttling sheet (71) is provided with a saw-tooth-shaped alignment tooth (76), the other straight edge of the fan-shaped throttling sheet (71) is provided with a saw-tooth-shaped alignment notch, the alignment tooth (76) can be staggered and closed with the alignment notch, and the circle centers of all the fan-shaped throttling sheets (71) can be mutually abutted.
3. A hydraulic throttle valve capable of quantitatively controlling throttle speed according to claim 2, characterized in that: all the axes of the rotating shafts (72) are perpendicular to the corresponding sides of the second valve pipe (5), and all the rotating shafts (72) are rotatably connected with the second valve pipe (5) through bearings (77).
4. A hydraulic throttle valve capable of quantitatively controlling throttle speed according to claim 1, characterized in that: the cutting-off assembly (4) comprises a limit bearing, a screw rod (41) and a blocking plug (42) which are arranged on the first valve pipe (3), the blocking plug (42) is in threaded fit with the screw rod (41), the screw rod (41) is in running fit with the limit bearing, and a thread groove in threaded fit with the screw rod (41) is arranged on the blocking plug (42).
5. A hydraulic throttle valve capable of quantitatively controlling throttle speed as claimed in claim 4, wherein: the first valve pipe (3) is a rectangular pipe fitting, the second valve pipe (5) is provided with a circular through hole, the center line of the screw rod (41) is perpendicular to the center line of the through hole, and the interception plug (42) is of a rectangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111572141.7A CN114352754B (en) | 2021-12-21 | 2021-12-21 | Water conservancy choke valve that can quantitative control throttle speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111572141.7A CN114352754B (en) | 2021-12-21 | 2021-12-21 | Water conservancy choke valve that can quantitative control throttle speed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114352754A CN114352754A (en) | 2022-04-15 |
| CN114352754B true CN114352754B (en) | 2023-07-28 |
Family
ID=81100407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111572141.7A Active CN114352754B (en) | 2021-12-21 | 2021-12-21 | Water conservancy choke valve that can quantitative control throttle speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114352754B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108757B (en) * | 2023-10-23 | 2024-01-26 | 华能济南黄台发电有限公司 | Butterfly valve for low-pressure cylinder zero-output heat supply transformation |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042543U (en) * | 1988-06-06 | 1989-08-09 | 上海机械学院 | Flow adjusting valve |
| KR101356606B1 (en) * | 2012-07-24 | 2014-02-03 | 김경중 | Throttle valve |
| CN105156751A (en) * | 2015-08-12 | 2015-12-16 | 无锡乐华自动化科技有限公司 | Gate type flow velocity control valve |
| CN107289170B (en) * | 2016-03-31 | 2020-08-28 | 倚世节能科技（上海）有限公司 | Ventilation valve |
| FR3073031B1 (en) * | 2017-10-30 | 2019-10-25 | Aereco | EPICYCLOIDAL IRIS VALVE |
| CN208886093U (en) * | 2018-10-25 | 2019-05-21 | 扬州贝尔阀门控制有限公司 | A kind of electric device for valve automatically switched |
| CN109630695B (en) * | 2018-12-10 | 2020-08-07 | 彩虹（合肥）液晶玻璃有限公司 | Gas circuit switch valve and grinding machine |
| CN209213016U (en) * | 2018-12-21 | 2019-08-06 | 湖北泰和石化设备有限公司 | A kind of round tube flap valve |
| CN210687198U (en) * | 2019-09-23 | 2020-06-05 | 浙江捷亨环境科技有限公司 | Gear-controlled rotary opening and closing structure |
| CN212986090U (en) * | 2020-04-30 | 2021-04-16 | 宁波方太厨具有限公司 | Check valve for range hood |
| CN111963703A (en) * | 2020-08-07 | 2020-11-20 | 合肥翰骏环保技术开发有限公司 | Drainage current-limiting adjusting device |
| CN113606354A (en) * | 2021-07-05 | 2021-11-05 | 王建建 | Fan-shaped valve plate type flow control valve |
-
2021
- 2021-12-21 CN CN202111572141.7A patent/CN114352754B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114352754A (en) | 2022-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114352754B (en) | Water conservancy choke valve that can quantitative control throttle speed | |
| DE102004003335A1 (en) | Engine oil system with variable pump | |
| CN109458490A (en) | A kind of drainage arrangement and the system that condensed water discharge is controlled in water purification process | |
| CN110259969B (en) | Stop valve convenient to adjust flow direction | |
| CN112664671B (en) | Multistage sleeve throttling type high-pressure difference adjusting ball valve | |
| CN111085846A (en) | Butterfly valve shaft sleeve press-fitting machine | |
| CN216590032U (en) | High-precision flow dividing and collecting valve | |
| CN1824562A (en) | Geluote energy saving high efficiency hydraulic deflector | |
| CN209340637U (en) | A kind of drainage arrangement and the system that condensed water discharge is controlled in water purification process | |
| CN201679981U (en) | Stepping automatic control valve | |
| CN204827681U (en) | Air throttle and have its engine | |
| CN111520500A (en) | Ball valve | |
| CN201535366U (en) | Linear flow control valve | |
| CN208203560U (en) | A kind of Miniature precision screw rod metering valve quantitative using special cavity volume | |
| CN111795159B (en) | Butterfly valve with double-stage flow regulation function and method thereof | |
| CN217234442U (en) | Flow control valve | |
| CN220870120U (en) | Rotary large adjustable ratio flow regulating valve | |
| CN213236123U (en) | Linear valve structure | |
| CN2877880Y (en) | Backwater structure for power sprayer | |
| CN219933029U (en) | Automatically controlled three-way flow valve of adjusting | |
| CN216200706U (en) | Heating warm flow adjusting device | |
| CN213982056U (en) | Multi-blade butterfly valve | |
| CN112984156B (en) | Water proportional valve for water heater | |
| CN215891137U (en) | Split type needle-shaped throttle valve of valve rod | |
| CN212651418U (en) | Filtration double-layer pipeline for animal husbandry |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |