CN117803722B - High-temperature high-pressure reciprocating shaft sealing gas valve - Google Patents
High-temperature high-pressure reciprocating shaft sealing gas valve Download PDFInfo
- Publication number
- CN117803722B CN117803722B CN202410233312.0A CN202410233312A CN117803722B CN 117803722 B CN117803722 B CN 117803722B CN 202410233312 A CN202410233312 A CN 202410233312A CN 117803722 B CN117803722 B CN 117803722B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- plate
- pipe
- transportation pipe
- guide
- 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
- 238000007789 sealing Methods 0.000 title abstract description 9
- 230000006837 decompression Effects 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 65
- 230000033001 locomotion Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/03—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with a closure member in the form of an iris-diaphragm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The application relates to the technical field of gas valves and discloses a high-temperature high-pressure reciprocating shaft sealing gas valve which comprises a supporting seat, wherein a protection pipe is fixedly connected to the supporting seat, one end of the protection pipe is fixedly connected with a fixing plate, one end of the protection pipe is provided with a transportation pipe, a plurality of groups of supporting frames are fixedly connected to the transportation pipe, one end of each supporting frame is fixedly connected to the inner wall of the protection pipe, one side of the transportation pipe is fixedly connected with a control component, the control component is used for controlling the gas pressure in the transportation pipe, an adjusting component is rotationally connected to the inner wall of the transportation pipe, and the adjusting component is used for adjusting the state of the control component according to the gas flow velocity pressure in the transportation pipe. Compared with the prior art, the application realizes the adjustment of the passage and the area of the gas circulation, realizes the accurate control of the gas flow and the pressure, and ensures the stable operation of the gas valve under the high-temperature and high-pressure environment.
Description
Technical Field
The invention relates to the technical field of gas valves, in particular to a high-temperature high-pressure reciprocating shaft sealing gas valve.
Background
The gas valve is a novel safety matching device for gas pipeline engineering; the valve is used for cutting off, connecting and regulating the gas in the pipeline, and has good control characteristics and closing sealing performance; is suitable for various fuel gas medium pipelines such as urban gas, liquefied petroleum, natural gas, oxygen and the like.
In the prior art, chinese patent document CN220060644U proposes a high-temperature and high-pressure reciprocating shaft sealed gas valve, which includes a valve body and a pipe body, the head of the valve body is provided with an air inlet hole, the inner wall of the valve body is provided with a sliding groove, the air inlet of the valve body is controlled by dual, so that the safety in use is improved, and the valve core is effectively prevented from being blocked by the reciprocating opening, so that the ventilation rate is improved, but in the gas pipeline, the pressure of the gas may be continuously changed due to factors such as the air supply amount, the pipeline length, the service condition, etc., so that in the actual use process, the problem that the valve opening cannot be adjusted in real time to adapt to the pressure changes, thereby causing insufficient gas supply or energy waste is solved, and in addition, because the fixed opening of the existing valve cannot be adjusted according to the pressure changes, the pipeline pressure may be unstable, and even the valve is damaged or leaked due to overload.
Disclosure of Invention
The technical problems to be solved are as follows: aiming at the defects of the prior art, the invention provides the high-temperature high-pressure reciprocating shaft sealing gas valve which has the advantages of adjusting the opening degree of the valve in time and the like, and solves the problems that the existing pipeline valve adapts to pipeline pressure change and the like.
(II) technical scheme: in order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a reciprocal shaft seal gas valve of high temperature high pressure, includes the supporting seat, fixedly connected with protection tube on the supporting seat, the one end fixedly connected with fixed plate of protection tube, the transportation pipe has been seted up to the one end of protection tube, fixedly connected with multiunit braced frame on the transportation pipe, the one end fixedly connected with of braced frame is in on the inner wall of protection tube, one side fixedly connected with control assembly of transportation pipe, control assembly is used for controlling the gas pressure in the transportation pipe, rotate on the inner wall of transportation pipe and be connected with adjusting part, adjusting part is used for according to the state of gas velocity of flow pressure in the transportation pipe carries out the regulation control assembly.
Preferably, the control assembly comprises a supporting plate fixedly connected to one side of the fixing plate, the supporting plate is fixedly connected to the inner wall of the transport pipe, a rotating column is fixedly connected to the supporting plate, a connecting arm is connected to the rotating column in a rotating mode, a current limiting plate is connected to one end of the connecting arm in a rotating mode, a fixing ring is connected to one end of the current limiting plate in a rotating mode, a limiting rod is connected to the fixing ring in a rotating mode, the limiting rod is fixedly connected to the supporting plate, the current limiting plate is connected to the limiting rod in a rotating mode, a rotating gear is fixedly connected to the supporting plate, driving teeth are meshed to one end of the rotating gear, a rotating rod is fixedly connected to one end of the driving teeth, and a connecting gear is fixedly connected to one end of the rotating rod.
Preferably, the adjusting part is including rotating the connecting rod of connecting on the transportation pipe inner wall, fixedly connected with direction slope on the connecting rod, the direction slope is highly gradually trapezoidal, the one end fixedly connected with guide plate of connecting rod, the bottom fixedly connected with balancing weight of guide plate, the top contact of direction slope has the lifter, the lifter runs through the protection tube with the transportation pipe, fixedly connected with spacing ring on the protection tube, the top fixedly connected with guide bar of spacing ring, the one end of guide bar with lifter fixed connection, the cover is equipped with compression spring on the guide bar, compression spring's top fixedly connected with lifter plate.
Preferably, a plurality of groups of guide plates are fixedly connected to one side of the inner wall of the protection pipe, one end of each guide plate is fixedly connected with a decompression plate, each decompression plate is of an I-shaped structure, a cavity is formed between each decompression plate and the protection pipe and between each decompression plate and the transportation pipe, and a plurality of groups of decompression holes are formed in the surface of each decompression plate.
Preferably, the flow limiting plates are multiple groups, the flow limiting plates can be directly and completely attached, and the flow limiting plates are matched with the fixing rings after being attached.
Preferably, the guide rods are of a multi-layer structure, and the number of layers of the guide rods is the same as the number of height differences of the guide slopes.
Preferably, the balancing weight is made of metal.
Preferably, the guide rod is provided with a limiting pin, and the limiting pin is in a telescopic state.
Preferably, the driving teeth are uniformly distributed on the rotating rod, and the angle difference between adjacent groups of the driving teeth is 15 DEG
(III) beneficial effects: compared with the prior art, the invention provides the high-temperature high-pressure reciprocating shaft sealing gas valve, which has the following beneficial effects:
1. This high temperature high pressure reciprocating shaft seals gas valve, when using gas transportation, at first, dwang and connecting gear are rotatory to drive driving tooth and rotating gear and pass through the synchronous rotation of meshing state, make simultaneously when the backup pad rotates under the drive of rotating gear, and then realize controlling the position and the angle of the current-limiting plate on the linking arm, realize the regulation to gas flow and pressure, realize through the mode of rotating the connection with solid fixed ring and gag lever post's coordinated movement, thereby realize adjusting gas flow's passageway and area, realized the accurate control to gas flow and pressure, ensured the steady operation of gas valve under high temperature high pressure environment.
2. This high temperature high pressure reciprocating shaft seals gas valve when carrying out the valve according to different gas velocity of flow pressures and using, at first, when the guide plate is driven when the gas flows and is rotated around the axis of connecting rod, the trapezoid that highly increases gradually through the direction slope on the connecting rod simultaneously, thereby make the lifter that contacts with the direction slope be the lift in a certain limit along with the rotation degree of guide plate, drive the synchronous rotation of connecting gear simultaneously when the lifter goes up and down, thereby realize the state control to control assembly, therefore the gas to different pressures is regulated and control, the lifter runs through protection tube and conveyer pipe simultaneously, the one end and the lifter fixed connection of guide rod, the collaborative motion of connecting rod has been realized, the guide plate and lifter, reciprocate through the multilayer structure of spacing ring and guide rod, the effect of compressed spring, the telescopic state of spacer pin has realized controlling the regulation to the height of lifter, thereby realize artifical initiative operation control gas velocity of flow, the application range of this valve has further been improved.
3. This high temperature high pressure reciprocating shaft seal gas valve, through the coordinated motion of connecting rod and direction slope, the position of control guide plate and decompression board, and lifter and guide bar's reciprocates, thereby realize the accurate regulation to gas flow and pressure, the decompression board that the guide plate passes through fixed connection forms "worker" style of calligraphy structure simultaneously, form the cavity between decompression board and protection tube and the transportation pipe, the multiunit pressure release hole on decompression board surface is used for accurate regulation gas pressure, thereby further dispersion gas pressure is to the pressure in the transportation pipe, thereby the security when further has improved the use.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a partially cut-away perspective structure of a protective tube according to the present invention;
FIG. 3 is a schematic view of a transport tube of the present invention in partial cutaway and in perspective;
FIG. 4 is a schematic perspective view of a control assembly according to the present invention;
FIG. 5 is a schematic perspective view of an adjusting assembly according to the present invention;
FIG. 6 is a schematic perspective view of a connecting rod according to the present invention;
FIG. 7 is a schematic view of a partially cut-away perspective view of a transport tube according to the present invention;
FIG. 8 is a schematic view of a partial cut-away perspective view of a pressure relief panel of the present invention;
Fig. 9 is an enlarged schematic view of the structure of fig. 7 a according to the present invention.
In the figure: 1. a support base; 2. a protective tube; 3. a fixing plate; 4. a transport tube; 5. a support frame; 6. rotating the gear; 7. a drive tooth; 8. a rotating lever; 9. a support plate; 10. rotating the column; 11. a connecting arm; 12. a flow-limiting plate; 13. a fixing ring; 14. a limit rod; 15. a connecting gear; 16. a lifting rod; 17. a connecting rod; 18. a guiding slope; 19. a deflector; 20. a pressure reducing plate; 21. a pressure relief hole; 22. a limiting ring; 23. a guide rod; 24. a compression spring; 25. a lifting disc; 26. a limiting pin; 27. and (5) balancing weights.
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.
As described in the background art, the application provides a high-temperature high-pressure reciprocating shaft sealing gas valve for solving the technical problems.
In a typical implementation mode of the application, as shown in fig. 1-9, a high-temperature high-pressure reciprocating shaft sealing gas valve comprises a supporting seat 1, a protection pipe 2 is fixedly connected to the supporting seat 1, one end of the protection pipe 2 is fixedly connected with a fixing plate 3, one end of the protection pipe 2 is provided with a transportation pipe 4, a plurality of groups of supporting frames 5 are fixedly connected to the transportation pipe 4, one end of the supporting frames 5 is fixedly connected to the inner wall of the protection pipe 2, one side of the transportation pipe 4 is fixedly connected with a control component, the control component is used for controlling the gas pressure in the transportation pipe 4, an adjusting component is rotationally connected to the inner wall of the transportation pipe 4, the adjusting component is used for adjusting the state of the control component according to the gas flow rate in the transportation pipe 4, firstly, when the gas valve China Association for Promoting Democracy is used, gas enters into the transportation pipe 4 through the protection pipe 2 on the supporting seat 1, one end of the protection pipe 2 is fixedly connected with the fixing plate 3, the other end of the transportation pipe 4 is provided with a plurality of groups of supporting frames 5, one end of the supporting frames 5 is fixedly connected to the transportation pipe 4, the supporting frames 5 are used for enhancing the stability and bearing capacity of the structure, one side of the control component is fixedly connected to the inner wall of the transportation pipe 4, and simultaneously, the control component is used for realizing the stable operation of the gas flow rate and the gas flow rate can be adjusted by the high-temperature and stable condition through the high-pressure condition, and the stable condition can be realized by the high-temperature condition, and stable condition can be realized, and the stable condition can be adjusted, and stable through the control component and can be stably and adjusted through the high temperature condition, and flow condition, and can be stably and controlled.
As a preferred implementation manner in this embodiment, refer to fig. 1-4, the control assembly includes backup pad 9 of fixed connection in 3 one sides of fixed plate, backup pad 9 fixed connection is on the inner wall of transportation pipe 4, fixedly connected with dwang 10 on backup pad 9, rotationally be connected with linking arm 11 on the dwang 10, the one end rotation of linking arm 11 is connected with current limiting plate 12, current limiting plate 12 is the multiunit, directly can laminate completely between the current limiting plate 12, current limiting plate 12 laminating back and fixed ring 13 looks adaptation, current limiting plate 12's one end rotation is connected with fixed ring 13, rotationally be connected with gag lever post 14 on the fixed ring 13, gag lever post 14 and backup pad 9 fixed connection, current limiting plate 12 and gag lever post 14 rotate and are connected, fixedly connected with rotation gear 6 on backup pad 9, the one end meshing of rotation gear 6 has driving tooth 7, the one end fixedly connected with dwang 8 of driving tooth 7, the one end fixedly connected with linking gear 15 of dwang 8, driving tooth 7 evenly distributes on dwang 8, the angle difference between a set of driving tooth 7 is 15, when carrying out the transportation, first, the back and with fixed ring 13 is rotated with the fixed ring 13 to gas, first, the pressure is realized to the pressure of gas flow under the high-phase is realized to the pressure condition that the pressure is realized to the rotation of the gas, the pressure is realized to the pressure of the gas channel is realized to the pressure of the rotation of the gas under the pressure of the rotation of the control plate, the pressure is realized, and the pressure is adjusted through the rotation of the pressure of the rotation of the linking plate is realized, and the pressure is adjusted through the rotation of the pressure of the linkage, and the valve is realized, and the pressure is realized, and is adjusted by the pressure and is adjusted.
As a preferred implementation manner in this embodiment, referring to fig. 2 and 9, the adjusting assembly includes a connecting rod 17 rotatably connected to the inner wall of the transport pipe 4, a guiding slope 18 is fixedly connected to the connecting rod 17, the guiding slope 18 is a trapezoid with gradually increasing height, one end of the connecting rod 17 is fixedly connected with a guide plate 19, one side of the inner wall of the protection pipe 2 is fixedly connected with a plurality of groups of guide plates 19, one end of the guide plate 19 is fixedly connected with a decompression plate 20, the decompression plate 20 is in an i-shaped structure, a cavity is formed between the decompression plate 20 and the protection pipe 2 and the transport pipe 4, a plurality of groups of decompression holes 21 are formed on the surface of the decompression plate 20, a balancing weight 27 is fixedly connected to the bottom of the guide plate 19, the balancing weight 27 is made of metal material, the top of the guiding slope 18 is contacted with a lifting rod 16, the lifting rod 16 penetrates through the protection pipe 2 and the transport pipe 4, a limiting ring 22 is fixedly connected to the protection pipe 2, the top of the limiting ring 22 is fixedly connected with a guide rod 23, the guide rod 23 is of a multi-layer structure, the number of layers of the guide rod 23 is the same as the height difference of the guide slope 18, one end of the guide rod 23 is fixedly connected with the lifting rod 16, a compression spring 24 is sleeved on the guide rod 23, the top of the compression spring 24 is fixedly connected with a lifting disc 25, the guide rod 23 is provided with a limiting pin 26, the limiting pin 26 is in a telescopic state, when the valve is used according to different gas flow velocity pressures, firstly, when the guide plate 19 is driven to rotate around the axis of the connecting rod 17 during gas flow, and meanwhile, the lifting rod 16 contacted with the guide slope 18 is lifted along with the rotation degree of the guide plate 19 in a certain range, and meanwhile, the lifting rod 16 is lifted and simultaneously drives the connecting gear 15 to synchronously rotate, thereby realizing the state control to control the subassembly, consequently, the gas under the different pressures is regulated and control has been realized, simultaneously lifter 16 runs through protection tube 2 and transportation pipe 4, the one end and the lifter 16 fixed connection of guide bar 23, realized the collaborative motion of connecting rod 17, deflector 19 and lifter 16, the multilayer structure through spacing ring 22 and guide bar 23 reciprocates, the effect of compression spring 24, the telescopic state of spacer pin 26 has realized the height control adjustment to lifter 16, thereby realize artifical initiative operation control gas velocity of flow, further improved the application range of this gas valve, through the coordinated motion of connecting rod 17 and guide slope 18, the position of deflector 19 and deflector 20, and the lifter 16 reciprocates with guide bar 23, thereby realize the accurate regulation to gas flow and pressure, simultaneously, deflector 19 forms "worker" style of calligraphy structure through fixedly connected deflector 20, form the cavity between deflector 20 and protection tube 2 and the transportation pipe 4, the multiunit pressure release hole 21 on deflector 20 surface is used for accurate regulation gas pressure, thereby the pressure in further dispersion gas is to transportation pipe 4's pressure, further safety in use has been improved when thereby.
The working principle of the invention is as follows: when the gas valve is used for transportation, firstly, the rotating rod 8 and the connecting gear 15 rotate, so that the driving gear 7 and the rotating gear 6 are driven to synchronously rotate through the meshing state, and meanwhile, when the supporting plate 9 rotates under the driving of the rotating gear 6, the position and the angle of the flow limiting plate 12 on the connecting arm 11 are controlled, the gas flow and the pressure are regulated, the coordinated movement with the fixed ring 13 and the limiting rod 14 is realized in a rotating connection mode, the gas circulation channel and area are regulated, the precise control of the gas flow and the pressure is realized, and the stable operation of the gas valve in a high-temperature and high-pressure environment is ensured;
When the valve is used according to different gas flow speed pressures, firstly, when the guide plate 19 is driven to rotate around the axis of the connecting rod 17 during gas flow, the height of the guide slope 18 on the connecting rod 17 is gradually increased in a trapezoid shape, so that the lifting rod 16 contacted with the guide slope 18 is lifted in a certain range along with the rotation degree of the guide plate 19, and meanwhile, the lifting rod 16 is driven to synchronously rotate while lifting the connecting gear 15, so that the state control of a control assembly is realized, the regulation and control of the gas under different pressures are realized, the lifting rod 16 penetrates through the protection pipe 2 and the transportation pipe 4, one end of the guide rod 23 is fixedly connected with the lifting rod 16, the cooperative movement of the connecting rod 17, the guide plate 19 and the lifting rod 16 is realized, the lifting rod 16 is controlled and regulated by the telescopic state of the limiting pin 26 under the action of the multi-layer structure of the limiting ring 22 and the guide rod 23, the gas flow speed is controlled by manual active operation, and the application range of the gas valve is further improved;
Through the coordinated motion of connecting rod 17 and direction slope 18, control guide plate 19 and decompression board 20's position to and lifter 16 and the reciprocating of guide bar 23, thereby realize the accurate regulation to gas flow and pressure, the decompression board 20 through fixed connection forms "worker" style of calligraphy structure simultaneously, form the cavity between decompression board 20 and protection tube 2 and the transportation pipe 4, the multiunit pressure release hole 21 on decompression board 20 surface is used for accurate regulation gas pressure, thereby further dispersion gas pressure is to the pressure in the transportation pipe 4, thereby the security when further has improved the use.
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 (7)
1. The utility model provides a high temperature high pressure reciprocating shaft seal gas valve, its characterized in that, includes supporting seat (1), fixedly connected with protection tube (2) on supporting seat (1), the one end fixedly connected with fixed plate (3) of protection tube (2), transportation pipe (4) have been seted up to the one end of protection tube (2), fixedly connected with multiunit braced frame (5) on transportation pipe (4), the one end fixedly connected with of braced frame (5) is in on the inner wall of protection tube (2), one side fixedly connected with control assembly of transportation pipe (4), control assembly is used for controlling the gas pressure in transportation pipe (4), rotate on the inner wall of transportation pipe (4) and be connected with adjusting part, adjusting part is used for carrying out the state of adjusting control assembly according to the gas velocity of flow pressure in transportation pipe (4).
The control assembly comprises a supporting plate (9) fixedly connected to one side of the fixed plate (3), the supporting plate (9) is fixedly connected to the inner wall of the conveying pipe (4), a rotating column (10) is fixedly connected to the supporting plate (9), a connecting arm (11) is rotatably connected to the rotating column (10), a current limiting plate (12) is rotatably connected to one end of the connecting arm (11), a fixed ring (13) is rotatably connected to one end of the current limiting plate (12), a limiting rod (14) is rotatably connected to the fixed ring (13), the limiting rod (14) is fixedly connected to the supporting plate (9), the current limiting plate (12) is rotatably connected to the limiting rod (14), a rotating gear (6) is fixedly connected to the supporting plate (9), a driving tooth (7) is meshed to one end of the rotating gear (6), a rotating rod (8) is fixedly connected to one end of the driving tooth (7), and a connecting gear (15) is fixedly connected to one end of the rotating rod (8).
The utility model provides a transportation pipe, including rotating connection connecting rod (17) on the transportation pipe (4) inner wall, fixedly connected with direction slope (18) on connecting rod (17), direction slope (18) are trapezoidal that highly increases gradually, the one end fixedly connected with guide plate (19) of connecting rod (17), the bottom fixedly connected with balancing weight (27) of guide plate (19), the top contact of direction slope (18) has lifter (16), lifter (16) run through pass through protection pipe (2) with transportation pipe (4), fixedly connected with spacing ring (22) on protection pipe (2), the top fixedly connected with guide bar (23) of spacing ring (22), the one end of guide bar (23) with lifter (16) fixedly connected with, the cover is equipped with compression spring (24) on guide bar (23), the top fixedly connected with lifter plate (25) of compression spring (24).
2. The high temperature high pressure reciprocating shaft seal gas valve of claim 1 wherein: the protection pipe is characterized in that a plurality of groups of guide plates (19) are fixedly connected to one side of the inner wall of the protection pipe (2), one end of each guide plate (19) is fixedly connected with a decompression plate (20), each decompression plate (20) is of an I-shaped structure, a cavity is formed between each decompression plate (20) and the protection pipe (2) and between each decompression plate and the corresponding transportation pipe (4), and a plurality of groups of decompression holes (21) are formed in the surface of each decompression plate (20).
3. The high temperature high pressure reciprocating shaft seal gas valve of claim 1 wherein: the flow limiting plates (12) are multiple groups, the flow limiting plates (12) can be directly and completely attached, and the attached flow limiting plates (12) are matched with the fixing ring (13).
4. The high temperature high pressure reciprocating shaft seal gas valve of claim 1 wherein: the guide rod (23) is of a multi-layer structure, and the number of layers of the guide rod (23) is the same as the number of height differences of the guide slope (18).
5. The high temperature high pressure reciprocating shaft seal gas valve of claim 1 wherein: the balancing weight (27) is made of metal.
6. The high temperature high pressure reciprocating shaft seal gas valve of claim 4 wherein: the guide rod (23) is provided with a limiting pin (26), and the limiting pin (26) is in a telescopic state.
7. The high temperature high pressure reciprocating shaft seal gas valve of claim 1 wherein: the driving teeth (7) are uniformly distributed on the rotating rod (8), and the angle difference between adjacent groups of the driving teeth (7) is 15 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410233312.0A CN117803722B (en) | 2024-03-01 | 2024-03-01 | High-temperature high-pressure reciprocating shaft sealing gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410233312.0A CN117803722B (en) | 2024-03-01 | 2024-03-01 | High-temperature high-pressure reciprocating shaft sealing gas valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117803722A CN117803722A (en) | 2024-04-02 |
| CN117803722B true CN117803722B (en) | 2024-05-03 |
Family
ID=90420347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410233312.0A Active CN117803722B (en) | 2024-03-01 | 2024-03-01 | High-temperature high-pressure reciprocating shaft sealing gas valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117803722B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190085A (en) * | 1976-06-08 | 1980-02-26 | Halton Oy | Gas flow regulating and measuring apparatus |
| JP2015117624A (en) * | 2013-12-18 | 2015-06-25 | 川崎重工業株式会社 | Throttle device |
| CN110529641A (en) * | 2019-08-30 | 2019-12-03 | 赵国栋 | Adjustable-flow pressure reducing valve |
| KR20200032306A (en) * | 2018-09-17 | 2020-03-26 | 동아대학교 산학협력단 | Aperture Type Automatic Flow Control Valve |
| CN214274534U (en) * | 2020-12-16 | 2021-09-24 | 中建二局安装工程有限公司 | Blind stifled device of pipeline convenient to plug into |
| CN115105768A (en) * | 2022-07-11 | 2022-09-27 | 徐州盛安工业安全检测研究院有限公司 | Unsteady state detonation spark arrester |
| CN115523306A (en) * | 2022-08-31 | 2022-12-27 | 上海建筑设计研究院有限公司 | Self-adaptive adjustable pressure reducing orifice plate assembly and pipeline pressure reducing system |
-
2024
- 2024-03-01 CN CN202410233312.0A patent/CN117803722B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190085A (en) * | 1976-06-08 | 1980-02-26 | Halton Oy | Gas flow regulating and measuring apparatus |
| JP2015117624A (en) * | 2013-12-18 | 2015-06-25 | 川崎重工業株式会社 | Throttle device |
| KR20200032306A (en) * | 2018-09-17 | 2020-03-26 | 동아대학교 산학협력단 | Aperture Type Automatic Flow Control Valve |
| CN110529641A (en) * | 2019-08-30 | 2019-12-03 | 赵国栋 | Adjustable-flow pressure reducing valve |
| CN214274534U (en) * | 2020-12-16 | 2021-09-24 | 中建二局安装工程有限公司 | Blind stifled device of pipeline convenient to plug into |
| CN115105768A (en) * | 2022-07-11 | 2022-09-27 | 徐州盛安工业安全检测研究院有限公司 | Unsteady state detonation spark arrester |
| CN115523306A (en) * | 2022-08-31 | 2022-12-27 | 上海建筑设计研究院有限公司 | Self-adaptive adjustable pressure reducing orifice plate assembly and pipeline pressure reducing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117803722A (en) | 2024-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110469685B (en) | Pneumatic axial-flow type emergency cut-off valve | |
| CN117803722B (en) | High-temperature high-pressure reciprocating shaft sealing gas valve | |
| CN104412018A (en) | Prefabricated high-pressure flow control valve | |
| CN103061822B (en) | Star-rotation type rotary device adopting gate valve structure | |
| CN110195783A (en) | Piston valve core pressure self-balancing cut-off throttle valve | |
| CN202048228U (en) | Bidirectional adjustable shrinkage cavity device for pulverizing system powder tube of coal-fired unit | |
| CN219221271U (en) | Stop valve with faster manual opening and closing speed | |
| CN212583926U (en) | Flow adjusting device of high-pressure reciprocating pump | |
| CN214474483U (en) | Integrated redundancy control system of supercharger | |
| CN212535786U (en) | Steam turbine steam extraction check valve using high-pressure fire-resistant oil as medium | |
| CN220134714U (en) | Pipeline gas self-closing valve | |
| CN112628441A (en) | Automatic pressure-reducing adjusting type self-control gate valve | |
| CN209210286U (en) | Valve assembles lift work platform | |
| CN208669497U (en) | The machine integrated blade operating system of axial-flow rotary propeller type hydraulic generator | |
| CN206987779U (en) | A kind of HTHP oil well oil pump blowout prevention valve | |
| CN219082278U (en) | Gear control valve | |
| CN220168617U (en) | Soft sealing gate valve with low torque force | |
| CN217207975U (en) | Transmission mechanism of multi-rotation electric actuator driving rotary rod type high-pressure regulating valve | |
| CN210240574U (en) | Butterfly valve for water pipe | |
| CN118482193B (en) | PEEK annular air valve | |
| CN210049866U (en) | Adjustable control device for fracturing and blowout of oil and gas well | |
| CN220435478U (en) | Stable natural gas pipeline valve | |
| CN216201044U (en) | Gas-solid two-phase flow valve | |
| CN221610601U (en) | Gas flow control valve | |
| CN215487701U (en) | Energy-saving power station desulfurization is with electronic louver valve |
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 |