CN117605872A - Novel axial flow regulating and pressure regulating valve - Google Patents
Novel axial flow regulating and pressure regulating valve Download PDFInfo
- Publication number
- CN117605872A CN117605872A CN202311826124.0A CN202311826124A CN117605872A CN 117605872 A CN117605872 A CN 117605872A CN 202311826124 A CN202311826124 A CN 202311826124A CN 117605872 A CN117605872 A CN 117605872A
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- China
- Prior art keywords
- shell
- axial flow
- flow regulating
- regulating valve
- novel axial
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 241000555745 Sciuridae Species 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 9
- 210000004907 gland Anatomy 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a novel axial flow regulating and pressure regulating valve, which comprises a shell and an electric turbine transmission device, wherein the novel axial flow regulating and pressure regulating valve is suitable for flow regulating and pressure regulating operation in a large-flow working condition environment, is regulated in an electric mode, is simple in driving part, high in reliability and easy to maintain, water flow is throttled to form a plurality of high-speed fluids through the periphery of a squirrel cage, and is ejected to the center of the squirrel cage along the radial direction, so that cavitation is limited in the center of the squirrel cage, any material is not damaged, kinetic energy disappears due to collision, cavitation damage is not generated on a valve body and a pipeline, the durability of the valve body is improved, the purpose of regulating the aperture can be achieved by regulating the dislocation degree of a sleeve of the squirrel cage and a through hole in the main body, so as to adapt to different working condition environments, the set stable shaft can be slidably inserted into a central hole of a stable part, the axial movement of a piston is guided, the occurrence rate of a dead-locking fault caused by deflection of a moving route in the movement process is reduced, and the reliability of the valve body in the operation is improved.
Description
Technical Field
The invention relates to the technical field of water conservancy equipment, in particular to a novel axial flow regulating and pressure regulating valve.
Background
The electric flow regulating and pressure regulating valve plays roles in opening, closing, regulating and controlling in a reservoir water level regulating and water supply system. What is known as control regulation is in fact how the switching travel of the valve is controlled. The structure of the piston type multifunctional flow regulating valve is more in line with the water flow control technology, so that the flow and the pressure of water can be accurately controlled. At present, no large-caliber flow regulating valve exists in China. Some water works use a group of butterfly valves or ball valves with different calibers to adjust the flow of the branch pipes, but the effect is quite unsatisfactory, and the main reason is that the opening moment of the butterfly valves or ball valves with large calibers is too large, and a high-power integral adjusting type electric actuating mechanism is required to drive the butterfly valves or ball valves, and the driving mechanism has poor reliability and high price. Some waterworks have to spend a lot of foreign exchange from Germany inlet regulating valves in order to solve the problem of flow regulation of large-caliber pipeline systems. In addition, in the thermal power industry, china is popularizing an air cooling generator set. The cooling water pressure of the jet condenser of the unit needs to be accurately controlled, and the regulating valve is a key valve of the air cooling system. Valves of this type are also mostly imported from abroad. In view of this, i have developed a new type of axial flow regulating and pressure regulating valve to solve these problems.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides a novel axial flow regulating and pressure regulating valve which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the novel axial flow regulating and pressure regulating valve comprises a shell and an electric turbine transmission device, wherein the electric turbine transmission device is connected with the shell through a bracket, the left end of the shell is a water inlet end, the right end of the shell is a water outlet end, an annular cavity on the inner side and the outer side of the shell is a water through cavity, and a central cavity in the shell is a power cavity;
the output end of the electric turbine transmission device is provided with a transmission shaft, the transmission shaft penetrates through the shell, a crank is arranged on the transmission shaft and positioned in the power cavity, a connecting rod is rotatably arranged on the crank, the right end of the connecting rod is hinged with a piston, and the piston is slidably arranged at the right end opening of the water cavity.
As a preferable technical scheme of the invention, the water inlet end and the water outlet end of the shell are both provided with connecting flanges.
As a preferable technical scheme of the invention, the water outlet end of the shell is provided with the squirrel cage, the squirrel cage is a double-layer cylinder with side wall array through holes, the squirrel cage comprises an outer sleeve and an inner main body, the outer sleeve is fixed at the water outlet end of the shell through a first gasket, a first nut and a first bolt, and the inner main body is fixed at the water outlet end of the shell through a first screw.
As a preferable technical scheme of the invention, a guide cap is arranged at the left end of the inner part of the shell close to the water inlet end.
As a preferable technical scheme of the invention, the guide cap is in sealing connection with the inner solid part of the shell through a gasket, a third bolt, a third gasket and a third sealing ring.
As a preferable technical scheme of the invention, a stable shaft is arranged at the center of the end face of the piston, which is close to the water outlet end, the water outlet end is provided with a stable component, and the stable shaft can be slidably inserted into a central hole of the stable component;
the right end of the piston is fixed with a connecting disc through a second screw, and the stabilizing shaft is fixed at the center of the connecting disc.
As a preferred technical scheme of the invention, one side of the crank is welded with the rotating shaft, the other side of the crank is welded with the valve shaft, and the valve shaft rotates on the inner side surface of the shell through the second bearing and the friction pad.
As a preferable technical scheme of the invention, the left end of the connecting rod is rotationally connected with the crank through a third bearing and a second friction pad, and the right end of the connecting rod is rotationally connected with the piston through a cotter pin and a first pin shaft.
As a preferable technical scheme of the invention, the transmission shaft is rotationally connected with the shell through the first bearing, a filler is arranged at a gap between the transmission shaft and the shell, a gland gasket is arranged at the bottom of the filler, a pressing plate and a pressing sleeve are arranged at the top of the filler, and the pressing sleeve is fixed on the shell through a second gasket, a second nut and a second bolt.
As a preferable technical scheme of the invention, the left side and the right side of the outer side face of the piston are respectively provided with a second sealing ring and a first sealing ring, and the second sealing ring and the first sealing ring are in elastic contact with the inner wall of the shell.
Compared with the prior art, the invention has the beneficial effects that: the utility model discloses axial type current regulating air-vent valve is applicable to the current regulating and pressure regulating operation of high-traffic operating mode environment, adjust through electronic mode, the drive unit is simple, the reliability is high, easy maintenance, rivers become multistrand high-speed fluid through squirrel cage periphery throttle, radial squirrel cage center sprays and strikes each other, from this with the cavitation limit at the center of squirrel cage, no material is destroyed, kinetic energy disappears because the collision, do not produce cavitation damage to valve body and pipeline, the durability of valve body has been improved, the dislocation degree of through-hole in sleeve and the main part of accessible adjustment squirrel cage reaches the purpose of adjusting the aperture, in order to adapt to different operating mode environment, the steady axle slidable that sets up inserts in stabilizing unit's the centre bore, play the guide effect to the axial displacement of piston, reduce its dead fault incidence of card that leads to because of the removal route deflection in the motion process, the reliability when improving the valve body operation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the external structure of the present invention;
FIG. 3 is a schematic view of the structure of the stabilizing member of the present invention.
In the figure: 1 a housing, 2 a stabilizing shaft, 3 a first washer, 4 a first nut, 5 a first bolt, 6 a stabilizing member, 7 a first screw, 8 a cotter pin, 9 a first pin, 10 a connecting disc, 11 a second screw, 12 a squirrel cage, 13 a first seal ring, 14 a piston, 15 a second seal ring, 16 a bracket, 17 a second washer, 18 a second nut, 19 a second bolt, 20 a press sleeve, 21 a press plate, 22 an electric turbine transmission, 23 a transmission shaft, 24 a packing, 25 a gland pad, 26 a first bearing, 27 a washer, 28 a third bolt, 29 a third washer, 30 a third seal ring, 31 a guide cap, 32 a crank, 33 a friction pad, 34 a second bearing, 35 a valve shaft, 36 a third bearing, 37 a second friction pad, 38 a lifting lug, 39 a connecting rod, 40 a connecting flange, 41 a mounting base.
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. 1-3, the present invention provides a technical solution: the utility model provides a novel axial type flow regulating and pressure regulating valve, including casing 1 and electric turbine transmission 22, the top of casing 1 is provided with hoist and mount ear 38, the bottom of casing 1 is provided with mounting base 41, hoist and mount when convenient installation or dismantlement, electric turbine transmission 22 is connected with casing 1 through support 16, the left end of casing 1 is the water inlet end, the right-hand member is the water outlet end, the water inlet end of casing 1, the water outlet end all is provided with flange 40 for connecting outside pipeline, casing 1 water outlet end is provided with squirrel cage 12, squirrel cage 12 is the double-deck cylinder of lateral wall array through-hole, rivers are through squirted mutually in radial squirt along squirrel cage 12 center through squirt and are strikeed in the center of squirrel cage 12, thereby will cavitation limit in squirrel cage 12's center, no material is destroyed, kinetic energy disappears because of the collision, do not produce cavitation destruction to valve body and pipeline, the durability of the valve body is improved, the squirrel cage 12 comprises an outer sleeve and an inner main body, the purpose of adjusting the aperture is achieved by adjusting the dislocation degree of through holes in the sleeve and the main body, so as to adapt to different working condition environments, the outer sleeve is fixed at the water outlet end of the shell 1 through a first gasket 3, a first nut 4 and a first bolt 5, the inner main body is fixed at the water outlet end of the shell 1 through a first screw 7, the annular cavity on the inner side and the outer side of the shell 1 is a water through cavity, the central cavity in the shell 1 is a power cavity, a guide cap 31 is arranged at the position of the left end in the shell 1, after water enters the valve body, the guide cap 31 guides the water to the water through cavity, the impact of the water flow to the inner part of the valve body is reduced, and the guide cap 31 is in sealing connection with the inner solid part of the shell 1 through a gasket 27, a third bolt 28, a third gasket 29 and a third sealing ring 30;
the output end of the electric turbine transmission device 22 is provided with a transmission shaft 23, the transmission shaft 23 penetrates through the shell 1, the transmission shaft 23 is rotationally connected with the shell 1 through a first bearing 26, a filler 24 is arranged at the gap between the transmission shaft 23 and the shell 1, a gland bush 25 is arranged at the bottom of the filler 24, a pressing plate 21 and a pressing sleeve 20 are arranged at the top of the filler, the pressing sleeve 20 is fixed on the shell 1 through a second gasket 17, a second nut 18 and a second bolt 19, the sealing performance of the gap between the transmission shaft 23 and the shell 1 is enhanced, a crank 32 is arranged on the transmission shaft 23, the crank 32 is positioned in a power cavity, one side of the crank 32 is welded with the rotation shaft 23, the other side of the crank 32 is welded with a valve shaft 35, the valve shaft 35 is rotationally arranged on the inner side surface of the shell 1 through a second bearing 34 and a friction pad 33, a connecting rod 39 is rotationally arranged on the crank 32, the right end of the connecting rod 39 is hinged with a piston 14, the left end of the connecting rod 39 is rotationally connected with the crank 32 through a third bearing 36 and a second friction pad 37, the right end of the connecting rod 39 is rotationally connected with the piston 14 through the cotter pin 8 and the first pin shaft 9, the piston 14 is slidably arranged at the right end opening of the water passing cavity, the transmission shaft 23 drives the piston 14 to move through the hinged crank 32 and the connecting rod 39, the blocking degree of the piston 14 on the right end opening of the water passing cavity is changed, the purpose of adjusting water flow is further realized, the flow and pressure adjusting function is further realized, the water flow is switched on, adjusted and controlled, the left and right sides of the outer side surface of the piston 14 are respectively provided with a second sealing ring 15 and a first sealing ring 13, the second sealing ring 15 and the first sealing ring 13 are respectively in elastic contact with the inner wall of the shell 1, the sealing performance is improved, the stable shaft 2 is arranged at the center of the end surface of the piston 14 close to the water outlet end, the water outlet end is provided with the stable part 6, the stable shaft 2 is slidably inserted into the center hole of the stable part 6, the axial movement of the piston 14 is guided, the occurrence rate of jamming faults caused by the deflection of a movement route in the movement process is reduced, and the reliability of the valve body in operation is improved;
the right end of the piston 14 is fixed with the connecting disc 10 through the second screw 11, the stabilizing shaft 2 is fixed at the center of the connecting disc 10, the connecting disc 10 has the function of being capable of being installed or disassembled according to requirements, and the existing valve body can be refitted by using the accessory, so that the applicability is good.
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 (10)
1. The utility model provides a novel axial formula is transferred and is flowed air-vent valve, includes casing (1) and electric turbine transmission (22), and electric turbine transmission (22) are connected with casing (1) through support (16), its characterized in that: the left end of the shell (1) is a water inlet end, the right end of the shell is a water outlet end, an annular cavity at the inner side and the outer side of the shell (1) is a water communication cavity, and a central cavity in the shell (1) is a power cavity;
the output end of the electric turbine transmission device (22) is provided with a transmission shaft (23), the transmission shaft (23) penetrates through the shell (1), a crank (32) is arranged on the transmission shaft (23), the crank (32) is positioned in the power cavity, a connecting rod (39) is rotatably arranged on the crank (32), the right end of the connecting rod (39) is hinged with a piston (14), and the piston (14) is slidably arranged at the opening of the right end of the water cavity.
2. The novel axial flow regulating valve as defined in claim 1, wherein: the water inlet end and the water outlet end of the shell (1) are respectively provided with a connecting flange (40).
3. The novel axial flow regulating valve as defined in claim 1, wherein: the water outlet end of the shell (1) is provided with a squirrel cage (12), the squirrel cage (12) is a double-layer cylinder with side wall array through holes, the squirrel cage (12) comprises an outer sleeve and an inner main body, the outer sleeve is fixed at the water outlet end of the shell (1) through a first gasket (3), a first nut (4) and a first bolt (5), and the inner main body is fixed at the water outlet end of the shell (1) through a first screw (7).
4. The novel axial flow regulating valve as defined in claim 1, wherein: the left end of the inner part of the shell (1) is provided with a guide cap (31) close to the water inlet end.
5. The novel axial flow regulating valve as defined in claim 4, wherein: the guide cap (31) is in sealing connection with the inner solid part of the shell (1) through a gasket (27), a third bolt (28), a third gasket (29) and a third sealing ring (30).
6. The novel axial flow regulating valve as defined in claim 1, wherein: a stabilizing shaft (2) is arranged at the center of the end face of the piston (14) close to the water outlet end, the water outlet end is provided with a stabilizing component (6), and the stabilizing shaft (2) can be slidably inserted into a central hole of the stabilizing component (6);
the right end of the piston (14) is fixed with a connecting disc (10) through a second screw (11), and the stabilizing shaft (2) is fixed at the center of the connecting disc (10).
7. The novel axial flow regulating valve as defined in claim 1, wherein: one side of the crank (32) is welded with the rotating shaft (23), the other side of the crank (32) is welded with a valve shaft (35), and the valve shaft (35) rotates on the inner side surface of the shell (1) through a second bearing (34) and a friction pad (33).
8. The novel axial flow regulating valve as defined in claim 1, wherein: the left end of the connecting rod (39) is rotationally connected with the crank (32) through a third bearing (36) and a second friction pad (37), and the right end of the connecting rod (39) is rotationally connected with the piston (14) through the cotter pin (8) and the first pin shaft (9).
9. The novel axial flow regulating valve as defined in claim 1, wherein: the transmission shaft (23) is rotationally connected with the shell (1) through a first bearing (26), a filler (24) is arranged at a gap between the transmission shaft (23) and the shell (1), a gland pad (25) is arranged at the bottom of the filler (24), a pressing plate (21) and a pressing sleeve (20) are arranged at the top of the filler, and the pressing sleeve (20) is fixed on the shell (1) through a second gasket (17), a second nut (18) and a second bolt (19).
10. A novel axial flow regulating and pressure regulating valve as claimed in claim 1 or 3, wherein: the left side and the right side of the outer side face of the piston (14) are respectively provided with a second sealing ring (15) and a first sealing ring (13), and the second sealing ring (15) and the first sealing ring (13) are in elastic contact with the inner wall of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311826124.0A CN117605872A (en) | 2023-12-28 | 2023-12-28 | Novel axial flow regulating and pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311826124.0A CN117605872A (en) | 2023-12-28 | 2023-12-28 | Novel axial flow regulating and pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117605872A true CN117605872A (en) | 2024-02-27 |
Family
ID=89959987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311826124.0A Pending CN117605872A (en) | 2023-12-28 | 2023-12-28 | Novel axial flow regulating and pressure regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117605872A (en) |
-
2023
- 2023-12-28 CN CN202311826124.0A patent/CN117605872A/en active Pending
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