CN114439959A - Hydrogen production pipe flow regulating valve of hydrogen production device and regulating method - Google Patents
Hydrogen production pipe flow regulating valve of hydrogen production device and regulating method Download PDFInfo
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- CN114439959A CN114439959A CN202111256616.1A CN202111256616A CN114439959A CN 114439959 A CN114439959 A CN 114439959A CN 202111256616 A CN202111256616 A CN 202111256616A CN 114439959 A CN114439959 A CN 114439959A
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 83
- 239000001257 hydrogen Substances 0.000 title claims abstract description 83
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 64
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000003139 buffering effect Effects 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005868 electrolysis reaction Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- 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
- F16K3/029—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 two or more gates
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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
- 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
- F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
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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
- 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
- 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
- F16K3/04—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 pivoted closure members
- F16K3/06—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 pivoted closure members in the form of closure plates arranged between supply and discharge passages
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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
- 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
- F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a hydrogen production pipe flow regulating valve of a hydrogen production device and a regulating method, and relates to the field of hydrogen production by water electrolysis, the hydrogen production pipe flow regulating valve of the hydrogen production device comprises a regulating valve body, wherein a hydrogen production pipe body is arranged at the tail end of the regulating valve body, inner lining flow pipes which are oppositely arranged penetrate through the hydrogen production pipe body, and a buffer cavity is formed between the inner lining flow pipes and the hydrogen production pipe body; the tail end of the hydrogen production pipe body is provided with an adjusting component, the adjusting component comprises a connecting annular sheet which is rotatably connected between the two lining flow pipes, the surface of the connecting annular sheet is hinged with a plurality of closing blades which are distributed in an annular array, the rotating closing blades open and close the connecting annular sheet, and a reinforcing component is arranged inside the buffer cavity; the area of the inner ring of the connecting annular sheet is adjusted, so that the flow adjusting effect is achieved; through closing the blade from the outside closure to inside side gradually, the change of fluid velocity is also more even, and the security is better.
Description
Technical Field
The invention relates to the field of hydrogen production by water electrolysis, in particular to a hydrogen production pipe flow regulating valve of a hydrogen production device and a regulating method.
Background
An energy system consisting of hydrogen energy and clean primary energy is considered as the most promising energy system for replacing fossil fuel, and when hydrogen is produced, a water electrolysis method is generally adopted, and after hydrogen is separated out by electrolyzing water, the hydrogen is input into a hydrogen storage pipe through a hydrogen production pipe for storage.
In order to control the speed of hydrogen input, the hydrogen production pipe is usually connected with a regulating valve for regulating the flow rate, the regulating mode of the existing regulating valve is to gradually close the whole channel from one side of the channel, and in the closed mode, the fluid pressure born by the two sides of the lining flow pipe is different, the pressure distribution is uneven, the lining flow pipe is easier to generate phase change to damage, and the service life is shorter.
Disclosure of Invention
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a hydrogen production pipe flow regulating valve of a hydrogen production device comprises a regulating valve body, wherein a hydrogen production pipe body is arranged at the tail end of the regulating valve body, inner lining flow pipes which are oppositely arranged penetrate through the hydrogen production pipe body, and a buffer cavity is formed between the inner lining flow pipes and the hydrogen production pipe body; the end of hydrogen manufacturing body is provided with adjusting part, adjusting part connects the connection annular piece between two inside lining flow tubes including rotating, and the surface of connecting the annular piece articulates there is a plurality of to be the closed blade that annular array distributes, and pivoted closed blade forms to go up the annular piece and opens and close, the inside in cushion chamber is provided with the reinforcement subassembly, the reinforcement subassembly includes the gusset plate that can move towards inside lining flow tubes surface, and closed blade drives the synchronous inside lining flow tubes removal of gusset plate.
Furthermore, the adjusting assembly further comprises a limiting connecting rod fixedly arranged on the inner wall of the hydrogen production pipe body, an adjusting inner ring is coaxially rotated outside the connecting ring piece and is rotatably connected with the inner wall of the hydrogen production pipe body, an adjusting groove is formed in the adjusting inner ring relative to the limiting connecting rod, and the adjusting groove is matched with the limiting connecting rod.
Furthermore, the inner wall of the adjusting inner ring corresponding to the closed blade is hinged with an adjusting rod, the tail end of the adjusting rod penetrates through the lining flow pipe and is hinged with the closed blade, and the closed blade is hinged with the surface of the connecting annular sheet.
Furthermore, the outer surface of the adjusting inner ring is fixedly connected with a connecting outer ring which is rotatably connected with the hydrogen production pipe body, the outer surface of the connecting outer ring is covered with a rotating ring, and two sides of the rotating ring extend and cover the connecting part of the connecting outer ring and the hydrogen production pipe body.
Further, consolidate the subassembly and connect the inner ring including being fixed in and connecting outer loop both sides, the end of connecting the inner ring extends to the inside of cushion chamber, the inboard of connecting the inner ring and being close to inside lining flow tube is provided with the drive disk assembly who has the drive effect, the drive disk assembly interlock is provided with extension part, and pivoted connection inner ring passes through drive disk assembly and drives the gusset plate along the radial movement of inside lining flow tube.
Furthermore, the transmission part comprises an installation rod fixed on the inner wall of the buffer cavity, driven gears are rotatably connected to two sides of the tail end of the installation rod, and the two driven gears rotate coaxially; and the surface of the inner side of the connecting inner ring is fixedly connected with an outer ring gear ring, and the outer ring gear ring is meshed with one driven gear close to the outer ring gear ring.
Furthermore, the extension part comprises a fixed column fixed on the inner wall of the buffer cavity, an outer sliding tube is connected to the outside of the fixed column in a sliding mode, a driven rack is fixedly arranged on the outside of the outer sliding tube, the driven rack is meshed with a driven gear, and the reinforcing plate and the tail end of the outer sliding tube move synchronously.
Furthermore, a buffer component is arranged inside the outer sliding pipe and used for buffering the reinforcing plate; the buffer component comprises a buffer spring arranged in the outer sliding pipe, an extension rod is fixed at the tail end of the buffer spring, and the tail end of the extension rod is fixedly connected with the reinforcing plate.
Furthermore, the outside of extension rod has cup jointed the spacing and has kept off the ring, and outer slide pipe has seted up the ring channel for the inner wall of spacing fender ring, ring channel and outer slide pipe looks adaptation.
The invention also provides a hydrogen pipe flow adjusting method of the hydrogen production device, which comprises the following steps,
s1, rotating the rotary ring to drive the outer ring and the inner ring to rotate, and the inner ring to drive the annular connecting piece to rotate;
s2, the connecting annular sheet drives the closing blade to rotate through the adjusting rod to close the inner ring of the connecting annular sheet;
s3, the rotating connection outer ring drives the connection inner ring to rotate, and the connection inner ring enables the reinforcing plate to gradually move towards the inner lining pipe along the length direction of the extension part through the transmission effect of the transmission part;
s4, the reinforcing plate is tightly pressed against the surface of the lining flow pipe, and the buffer component generates shrinkage deformation.
Compared with the prior art, the invention has the following beneficial effects:
(1) in the invention, the area of the inner ring of the connecting annular sheet is adjusted by opening and closing the closing blades, so that the flow of hydrogen passing through the inner lining flow pipe can be adjusted, and the flow adjusting function is formed; close to inboard from the outside gradually through closed blade, can make inside lining flow tube's pressurized distribution more even, the change of fluid flow velocity is also more even, and the security is better.
(2) According to the invention, the reinforcing plate is gradually close to and tightly propped against the surface of the lining flow pipe under the transmission action of the transmission part, so that the reinforcing and buffering effects on the lining flow pipe can be achieved, the phenomenon that the lining flow pipe is deformed possibly under the condition of pressure increase due to insufficient strength of the lining flow pipe is avoided, and the reinforcing effect on the lining flow pipe is achieved.
(3) In the invention, after the lining flow pipe deforms, the extension part can play a role in buffering the lining flow pipe, so that the strength and the anti-explosion capability of the regulating valve body are improved.
Drawings
FIG. 1 is a schematic front view of a regulator valve according to the present invention;
FIG. 2 is a schematic cross-sectional view of a hydrogen production pipe body according to the present invention;
FIG. 3 is a schematic cross-sectional view of an inner adjustment ring according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 5 is a schematic cross-sectional view of a reinforcement assembly of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention;
wherein, the names corresponding to the reference numbers are:
10. a regulating valve body; 11. a hydrogen producing tube body; 21. a lining flow tube; 22. a buffer chamber; 30. an adjustment assembly; 31. adjusting the inner ring; 32. a limit connecting rod; 33. an adjustment groove; 34. adjusting a rod; 35. closing the blades; 36. connecting the annular sheets; 37. connecting an outer ring; 38. a rotating ring; 40. a reinforcement assembly; 41. a reinforcing plate; 42. connecting the inner ring; 43. a transmission member; 44. an extension member; 45. a buffer member; 451. an extension rod; 452. a limit stop ring; 453. an annular groove; 454. a buffer spring; 441. fixing the column; 442. an outer slide tube; 443. a driven rack; 431. an outer ring gear ring; 432. mounting a rod; 433. a driven gear.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
Example 1
The hydrogen production pipe flow regulating valve of the hydrogen production device in the embodiment comprises a regulating valve body 10, wherein a hydrogen production pipe body 11 is arranged at the tail end of the regulating valve body 10, an inner lining flow pipe 21 which is oppositely arranged penetrates through the hydrogen production pipe body 11, and a buffer cavity 22 is formed between the inner lining flow pipe 21 and the hydrogen production pipe body 11; the end of hydrogen production body 11 is provided with adjusting part 30, adjusting part 30 is including rotating the connection annular piece 36 of connecting between two inside lining flow tubes 21, and the surface of connecting annular piece 36 articulates there is a plurality of to be the closed blade 35 that annular array distributes, and pivoted closed blade 35 forms to connecting annular piece 36 and opens and close, the inside of cushion chamber 22 is provided with reinforcement assembly 40, reinforcement assembly 40 includes the gusset plate 41 that can move towards inside lining flow tubes 21 surface, and closed blade 35 drives gusset plate 41 and removes to inside lining flow tubes 21 in step.
When in use, the opening and closing of the closing blades 35 are used for adjusting the area of the inner ring of the connecting annular sheet 36, so that the flow of the hydrogen passing through the inner lining flow pipe 21 can be adjusted, and the flow adjusting function is formed; meanwhile, as the radial flow area is reduced, the flow rate is increased, the pressure borne by the inner wall of the lining flow pipe 21 is increased, the reinforcing plate 41 is gradually close to and tightly propped against the surface of the lining flow pipe 21 under the transmission action of the transmission part 43, the reinforcing and buffering effects on the lining flow pipe 21 can be achieved, the phenomenon that the lining flow pipe 21 is deformed possibly under the condition of pressure increase due to insufficient strength of the lining flow pipe 21 is avoided, the reinforcing effect on the lining flow pipe 21 is achieved, when the lining flow pipe 21 is deformed, the extending part 44 can play a buffering role on the lining flow pipe 21, and the strength and the anti-explosion capacity of the regulating valve body 10 are improved; moreover, the traditional adjusting mode is that the whole channel is gradually closed from one side of the channel, and in the closed mode, the fluid pressure born by the two sides of the inner lining flow pipe 21 is different, the pressure distribution is uneven, the inner lining flow pipe 21 is easier to generate phase change, and the inner lining flow pipe 21 is gradually closed from the outer side to the inner side through the closing blades 35, so that the pressure distribution of the inner lining flow pipe 21 is more uniform, the change of the fluid flow rate is more uniform, and the safety is better.
Referring to fig. 2 and 3, the adjusting assembly 30 further includes a limit connecting rod 32 fixedly disposed on the inner wall of the hydrogen production pipe body 11, an adjusting inner ring 31 coaxially rotates outside the connecting ring piece 36, the adjusting inner ring 31 is rotatably connected with the inner wall of the hydrogen production pipe body 11, an adjusting groove 33 is formed in the adjusting inner ring 31 relative to the inside of the limit connecting rod 32, and the adjusting groove 33 is matched with the limit connecting rod 32.
During the use, can drive the outside rotation of adjustment groove 33 along spacing connecting rod 32 through rotating adjustment inner ring 31, adjustment groove 33 and spacing connecting rod 32's cooperation can play limiting displacement to adjusting inner ring 31.
Referring to fig. 3, the inner wall of the adjusting inner ring 31 corresponding to the closing blade 35 is hinged with an adjusting rod 34, the end of the adjusting rod 34 penetrates through the inner lining flow pipe 21 and is hinged with the closing blade 35, and the closing blade 35 is hinged with the surface of the connecting ring piece 36.
During the use, adjust inner ring 31 through rotating and drive adjusting lever 34 coaxial rotation, adjusting lever 34 drives closed blade 35 and rotates along the surface of connecting annular piece 36, and pivoted closed blade 35 forms and opens and closes, adjusts the sectional area of connecting annular piece 36, and then adjusts the runoff sectional area of connecting annular piece 36, reaches the runoff regulatory effect of governing valve body 10.
Referring to fig. 2, the outer surface of the adjusting inner ring 31 is fixedly connected with a connecting outer ring 37 rotatably connected with the hydrogen production pipe body 11, the outer surface of the connecting outer ring 37 is covered with a rotating ring 38, and both sides of the rotating ring 38 extend and cover the connecting position of the connecting outer ring 37 and the hydrogen production pipe body 11.
In use, by installing the rotary ring 38 on the surface of the connection outer ring 37, the surface area of the connection outer ring 37 can be increased, and the user can rotate the connection outer ring 37 and adjust the inner ring 31 conveniently.
Referring to fig. 3 to 6, the reinforcing assembly 40 includes a connecting inner ring 42 fixed on both sides of the connecting outer ring 37, the end of the connecting inner ring 42 extends into the buffer chamber 22, a transmission member 43 having a transmission function is disposed on the inner side of the connecting inner ring 42 close to the inner lining flow pipe 21, the transmission member 43 is provided with an extension member 44 in a linkage manner, and the rotating connecting inner ring 42 drives the reinforcing plate 41 to move along the radial direction of the inner lining flow pipe 21 through the transmission member 43.
When the inner lining flow tube 21 is used, the rotating connecting outer ring 37 drives the connecting inner ring 42 to rotate, then under the transmission action of the transmission part 43, the reinforcing plate 41 is extended or retracted to the side where the inner lining flow tube 21 is located through the extension part 44, namely, when the sectional area in the inner lining flow tube 21 is reduced, the reinforcing plate 41 is close to the inner lining flow tube 21 until the reinforcing plate 41 abuts against the surface of the inner lining flow tube 21, when the sectional area in the inner lining flow tube 21 is increased, the reinforcing plate 41 is separated and far away from the inner lining flow tube 21, and when the reinforcing plate 41 abuts against the inner lining flow tube 21, the reinforcing effect on the inner lining flow tube 21 can be achieved through the reinforcing plate 41.
Referring to fig. 4, 5 and 6, the transmission part 43 includes a mounting rod 432 fixed on the inner wall of the buffer cavity 22, both sides of the end of the mounting rod 432 are rotatably connected with driven gears 433, and the two driven gears 433 rotate coaxially; an outer ring gear ring 431 is fixedly connected to the inner side surface of the connecting inner ring 42, and the outer ring gear ring 431 is engaged with one driven gear 433 which is close to the outer ring gear ring 431.
When the gear ring is used, the rotating connecting inner ring 42 drives the outer ring gear ring 431 to rotate, and because the outer ring gear ring 431 is meshed with the adjacent driven gear 433, the driven gear 433 drives the other driven gear 433 to rotate when rotating, so that a transmission effect is formed; meanwhile, when the inner lining flow pipe 21 is deformed or broken and the impact force is transmitted to the reinforcing plate 41, the reinforcing plate 41 can play a role of buffering by the meshing action of the driven rack 443 and the driven gear 433, and the anti-explosion capability of the regulating valve body 10 is improved.
Referring to fig. 4, 5 and 6, the extension member 44 includes a fixed post 441 fixed to an inner wall of the buffer chamber 22, an outer slide tube 442 is slidably connected to an outer portion of the fixed post 441, a driven rack 443 is fixedly disposed on an outer portion of the outer slide tube 442, the driven rack 443 is engaged with the driven gear 433, and the reinforcing plate 41 moves in synchronization with a distal end of the outer slide tube 442.
When the fixing column is used, the rotating driven gear 433 drives the outer sliding tube 442 to move through the driven rack 443, so that the outer sliding tube 442 is driven to slide out of the fixing column 441, and the reinforcing plate 41 is driven to move.
Referring to fig. 6, the outer slide tube 442 is provided at an inner portion thereof with a buffer member 45 for buffering the reinforcing plate 41.
When the hydrogen production pipe body 11 is used, the buffering member 45 is additionally arranged inside the outer slide pipe 442, and the buffering member 45 has a buffering function, so that when the inner lining flow pipe 21 deforms or breaks, the reinforcing plate 41 can absorb impact force caused by the inner lining flow pipe 21 through the extending member 44, and the anti-explosion performance of the hydrogen production pipe body 11 is improved.
Referring to fig. 6, the buffering member 45 includes a buffering spring 454 disposed inside the outer sliding tube 442, an extending rod 451 is fixed to a distal end of the buffering spring 454, and a distal end of the extending rod 451 is fixedly connected to the reinforcing plate 41.
When the reinforcing plate 41 applies pressure to the extension bar 451 during use, the buffer spring 454, which is originally in a normal state, is stressed to contract and deform, so as to buffer the reinforcing plate 41.
Referring to fig. 6, a limit stop ring 452 is sleeved on the outer side of the extension rod 451, an annular groove 453 is formed in the outer sliding tube 442 relative to the inner wall of the limit stop ring 452, and the annular groove 453 is matched with the outer sliding tube 442.
When the buffer spring 454 is used, the limit stop ring 452 can limit the extension rod 451, so that the buffer spring 454 can only shrink within a certain range, and fatigue caused by excessive deformation of the buffer spring 454 is avoided.
Example 2
Referring to fig. 1 to 6, a method for adjusting the flow rate of a hydrogen production pipe of a hydrogen production apparatus according to the present embodiment includes the steps of,
s1, the rotary ring 38 is rotated to drive the outer connecting ring 37 and the inner adjusting ring 31 to rotate, and the inner adjusting ring 31 drives the annular connecting piece 36 to rotate;
s2, the connecting annular sheet 36 drives the closing blade 35 to rotate through the adjusting rod 34, and the inner ring of the connecting annular sheet 36 is closed;
s3, the rotating connection outer ring 37 drives the connection inner ring 42 to rotate, and the connection inner ring 42 drives the reinforcing plate 41 to gradually move towards the inner liner 21 along the length direction of the extension part 44 through the transmission action of the transmission part 43;
s4, the reinforcing plate 41 is pressed against the surface of the inner lining flow pipe 21, and the buffer member 45 is shrunk and deformed.
When in use, the opening and closing of the closing blades 35 are used for adjusting the area of the inner ring of the connecting annular sheet 36, so that the flow of the hydrogen passing through the inner lining flow pipe 21 can be adjusted, and the flow adjusting function is formed; meanwhile, because the amount of the runoff area is reduced, the flow rate is increased, the pressure borne by the inner wall of the lining flow pipe 21 is increased, the reinforcing plate 41 is gradually close to and tightly supports the surface of the lining flow pipe 21 under the transmission effect of the transmission part 43, the reinforcing and buffering effects on the lining flow pipe 21 can be achieved, the situation that the strength of the lining flow pipe 21 is insufficient is avoided, the lining flow pipe 21 is likely to deform under the condition that the pressure is increased, the reinforcing effect on the lining flow pipe 21 is achieved, after the lining flow pipe 21 deforms, the extending part 44 can play a buffering effect on the lining flow pipe 21, and the strength and the anti-explosion capacity of the regulating valve body 10 are improved.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and any insubstantial changes or modifications made within the spirit and scope of the main design of the present invention will solve the technical problems consistent with the present invention and shall be included in the scope of the present invention.
Claims (10)
1. A hydrogen production pipe flow regulating valve of a hydrogen production device is characterized in that a hydrogen production pipe body (11) is arranged at the tail end of the regulating valve body (10), inner lining flow pipes (21) which are oppositely arranged penetrate through the hydrogen production pipe body (11), and a buffer cavity (22) is formed between each inner lining flow pipe (21) and each hydrogen production pipe body (11); the end of hydrogen manufacturing body (11) is provided with adjusting part (30), adjusting part (30) including rotate connect in two inside lining flow pipe (21) between connect annular piece (36), the surface of connecting annular piece (36) articulates there is a plurality of to be closed blade (35) that the annular array distributes, pivoted closed blade (35) are to connecting annular piece (36) formation open and closed, the inside of cushion chamber (22) is provided with reinforcement assembly (40), reinforcement assembly (40) are including gusset plate (41) that can move towards inside lining flow pipe (21) surface, and closed blade (35) drive gusset plate (41) and move inside lining flow pipe (21) in step.
2. The hydrogen pipe flow regulating valve of the hydrogen production device according to claim 1, wherein the regulating assembly (30) further comprises a limit connecting rod (32) fixedly arranged on the inner wall of the hydrogen production pipe body (11), an adjusting inner ring (31) is coaxially rotated outside the connecting ring piece (36), the adjusting inner ring (31) is rotatably connected with the inner wall of the hydrogen production pipe body (11), an adjusting groove (33) is formed in the adjusting inner ring (31) relative to the limit connecting rod (32), and the adjusting groove (33) is matched with the limit connecting rod (32).
3. The hydrogen production pipe flow regulating valve of a hydrogen production device according to claim 2, wherein the inner wall of the regulating inner ring (31) corresponding to the closing blade (35) is hinged with a regulating rod (34), the tail end of the regulating rod (34) penetrates through the inner lining flow pipe (21) and is hinged with the closing blade (35), and the closing blade (35) is hinged with the surface of the connecting annular sheet (36).
4. The hydrogen pipe flow regulating valve of a hydrogen production device according to claim 3, wherein the outer surface of the regulating inner ring (31) is fixedly connected with a connecting outer ring (37) which is rotatably connected with the hydrogen production pipe body (11), the outer surface of the connecting outer ring (37) is covered with a rotating ring (38), and two sides of the rotating ring (38) extend and cover the connecting part of the connecting outer ring (37) and the hydrogen production pipe body (11).
5. The hydrogen pipe flow regulating valve of the hydrogen production device according to claim 4, wherein the reinforcing assembly (40) comprises a connecting inner ring (42) fixed on both sides of the connecting outer ring (37), the end of the connecting inner ring (42) extends into the buffer cavity (22), a transmission member (43) with transmission function is arranged on the inner side of the connecting inner ring (42) close to the inner lining flow pipe (21), the transmission member (43) is provided with an extending member (44) in a linkage manner, and the rotating connecting inner ring (42) drives the reinforcing plate (41) to move along the radial direction of the inner lining flow pipe (21) through the transmission member (43).
6. The hydrogen production pipe flow regulating valve of the hydrogen production device according to claim 5, wherein the transmission member (43) comprises a mounting rod (432) fixed on the inner wall of the buffer chamber (22), both sides of the tail end of the mounting rod (432) are rotatably connected with driven gears (433), and the two driven gears (433) rotate coaxially; the inner side surface of the connecting inner ring (42) is fixedly connected with an outer ring gear ring (431), and the outer ring gear ring (431) is meshed with one driven gear (433) which is close to the outer ring gear ring.
7. The hydrogen pipe flow rate adjusting valve of a hydrogen production device according to claim 6, wherein the extending member (44) comprises a fixed column (441) fixed on the inner wall of the buffer chamber (22), an outer sliding pipe (442) is slidably connected to the outside of the fixed column (441), a driven rack (443) is fixedly arranged on the outside of the outer sliding pipe (442), the driven rack (443) is engaged with the driven gear (433), and the reinforcing plate (41) moves synchronously with the end of the outer sliding pipe (442).
8. The hydrogen generation pipe flow rate adjustment valve of a hydrogen generation device according to claim 7, wherein the inside of the outer slide pipe (442) is provided with a buffer member (45) for buffering the reinforcing plate (41); the buffer component (45) comprises a buffer spring (454) arranged inside the outer sliding pipe (442), an extension rod (451) is fixed at the tail end of the buffer spring (454), and the tail end of the extension rod (451) is fixedly connected with the reinforcing plate (41).
9. The hydrogen production pipe flow regulating valve of the hydrogen production device according to claim 8, wherein a limit stop ring (452) is sleeved outside the extension rod (451), an annular groove (453) is formed in the outer sliding pipe (442) relative to the inner wall of the limit stop ring (452), and the annular groove (453) is matched with the outer sliding pipe (442).
10. A method for adjusting the flow rate of a hydrogen producing pipe of a hydrogen producing apparatus according to any one of claims 1 to 9, comprising the steps of,
s1, rotating the rotating ring (38) to drive the connecting outer ring (37) and the adjusting inner ring (31) to rotate, and the adjusting inner ring (31) to drive the connecting annular sheet (36) to rotate;
s2, the connecting annular sheet (36) drives the closing blade (35) to rotate through the adjusting rod (34) to close the inner ring of the connecting annular sheet (36);
s3, the rotating connecting outer ring (37) drives the connecting inner ring (42) to rotate, and the connecting inner ring (42) enables the reinforcing plate (41) to gradually move towards the inner lining pipe (21) along the length direction of the extending part (44) through the transmission action of the transmission part (43);
s4, the reinforcing plate (41) is tightly pressed against the surface of the inner lining flow pipe (21), and the buffer component (45) generates shrinkage deformation.
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| KR20200032306A (en) * | 2018-09-17 | 2020-03-26 | 동아대학교 산학협력단 | Aperture Type Automatic Flow Control Valve |
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