CN117404602B - Hydrogen sealing equipment for PEM (PEM) electrolytic tank - Google Patents
Hydrogen sealing equipment for PEM (PEM) electrolytic tank Download PDFInfo
- Publication number
- CN117404602B CN117404602B CN202311713498.1A CN202311713498A CN117404602B CN 117404602 B CN117404602 B CN 117404602B CN 202311713498 A CN202311713498 A CN 202311713498A CN 117404602 B CN117404602 B CN 117404602B
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- Prior art keywords
- fixedly connected
- ring
- hydrogen
- frame
- pem
- Prior art date
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Links
- 239000001257 hydrogen Substances 0.000 title claims abstract description 100
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 100
- 238000007789 sealing Methods 0.000 title claims abstract description 59
- 125000004435 hydrogen atom Chemical class [H]* 0.000 title description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 27
- 210000001503 joint Anatomy 0.000 claims description 25
- 238000003032 molecular docking Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000001276 controlling effect Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000009924 canning Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
Abstract
The invention belongs to the technical field of hydrogen sealing, and particularly discloses hydrogen sealing equipment for a PEM (PEM) electrolytic tank, which comprises a base, wherein a limiting seat mechanism is arranged at the upper end of the base, a hydrogen tank is arranged at the upper end of the limiting seat mechanism, a connecting buckle is arranged at the head part of the hydrogen tank, a conveying mechanism is arranged at the upper end of the connecting buckle, the limiting seat mechanism comprises a fixed bin fixedly connected to the upper end of the base, a supporting buckle is fixedly connected to the upper end of the fixed bin, and a control frame is movably connected to the inner side of the supporting buckle. According to the invention, through the cooperation between the limiting seat mechanism and the conveying mechanism, the fixing stability of the hydrogen tank can be improved according to the change of the weight of the hydrogen tank when the hydrogen is canned, the sealing performance of the whole conveying is improved, the safety is improved, and the whole device is simpler to operate.
Description
Technical Field
The invention belongs to the technical field of hydrogen sealing, and particularly discloses hydrogen sealing equipment for a PEM (PEM) electrolytic tank.
Background
At present, the polar plate of the PEM electrolytic tank which is mature at home and abroad is generally processed by adopting a metal material, and in the electrolytic technology, the PEM electrolytic tank is taken as important equipment for producing hydrogen by pure water electrolysis, plays an essential important role, and hydrogen is a substance with the minimum relative molecular mass, has stronger reducibility and is often taken as a reducing agent to participate in chemical reaction. When hydrogen is produced, a gas cylinder is required to be used for storage, and when the hydrogen is stored in the gas cylinder, high-pressure hydrogen is generally filled into the gas cylinder by using a filling device;
past hydrogen sealing equipment for PEM electrolysis trough, when the hydrogen compression jar is carrying out the tinning, lead to the bottle to produce certain rocking, thereby can reduce the effect of tinning, and then need workman's operation mechanical clamp centre gripping, and mechanical clamp, if the centre gripping clamp force is less, thereby lead to the centre gripping unstable, if the centre gripping clamp force is great, can lead to the anchor clamps to lead to deformation to the bottle surface, so be inconvenient for carrying out the centre gripping to the bottle steadily, in the tinning simultaneously, the butt joint mouth is simple buckle butt joint, thereby cause sealed effect relatively poor, and lead to hydrogen leakage, cause the waste of resource, still there is certain danger factor in the in-process of tinning.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a hydrogen sealing device for a PEM (proton exchange membrane) electrolytic cell.
In order to achieve the above object, the invention provides a hydrogen sealing device for a PEM electrolytic tank, which comprises a base, wherein a limited seat mechanism is arranged at the upper end of the base, a hydrogen tank is placed at the upper end of the limited seat mechanism, a connecting buckle is arranged at the head of the hydrogen tank, a conveying mechanism is arranged at the upper end of the connecting buckle, the limited seat mechanism comprises a fixed bin fixedly connected to the upper end of the base, a supporting buckle is fixedly connected to the upper end of the fixed bin, a control frame is movably connected to the inner side of the supporting buckle, a movable shaft is fixedly connected to the inside of the control frame, a regulating and controlling frame is fixedly connected to the rear end of the control frame, a movable rod is connected to the inner side of the regulating and controlling frame in a sliding manner, one end of the movable rod is fixedly connected with a supporting plate, the rear end of the supporting plate is fixedly connected with a placing seat, the lower end of the placing seat is fixedly connected with a control rod, the outer side of the control rod is movably connected with a main spring, the lower side of the control rod is movably connected with a sliding ring near the main spring, the front end of the sliding ring is fixedly connected with a supporting plate, the upper end of the control frame is fixedly connected with a corresponding sliding groove, the upper end of the control frame is fixedly connected with a corresponding connecting rod is fixedly connected with a connecting rod, the upper end of the corresponding sliding rod is fixedly connected with a connecting rod, the upper end of the regulating and lower end of the regulating and controlling frame is fixedly connected with a corresponding sliding rod, the upper end of the upper connecting rod is fixedly connected with a connecting rod, the upper end of the upper connecting rod is fixedly connected to the corresponding connecting rod, and lower end of the upper connecting rod is fixedly connected to the upper connecting plate, the upper end fixedly connected with limiting ring of last spring, the outside fixedly connected with interlock ring of limiting ring, the movable groove has been seted up to the one end of interlock ring, the inboard sliding connection of movable groove has the butt joint pole, the inboard fixedly connected with collar of interlock ring, the mounting groove has been seted up to the inboard inner wall of limiting ring, the sealing washer is installed to the inboard of mounting groove, the corresponding groove has been seted up to the inboard inner wall of butt joint ring, the lower sealing washer is installed to the inboard of corresponding groove, install the mounting tube in the inboard of limiting ring.
In the above technical scheme, preferably, the lower end of the control rod is fixedly connected with a baffle, the movable shaft extends to the inside of the supporting buckle, and the movable shaft is movably connected with the supporting buckle.
In the above technical scheme, preferably, the upper end of the placement seat is an arc surface, the upper end of the main spring is fixedly connected with the outer side of the lower end of the placement seat, which is close to the control rod, and the lower end of the main spring is fixedly connected with the upper end of the sliding ring.
In the above technical scheme, preferably, the front end of the fixing plate is fixedly connected with the inner side wall of the fixing bin, the control frame is in a U shape, the connecting shaft extends to the inside of the docking frame, and the connecting shaft is movably connected with the docking frame.
In the above technical scheme, preferably, the rear end face of the clamping piece is an arc face, the main body of the clamping piece is made of rubber, the hydrogen tank is placed at the upper end of the placement seat, the rear end of the clamping piece is movably connected with the outer side of the hydrogen tank, and the number of the limiting seat mechanisms is two.
In the above technical scheme, preferably, the connecting pipe is in contact with the lower sealing ring, the lower end of the lower spring is fixedly connected with the upper end of the docking ring, and the upper end of the upper spring is fixedly connected with the lower end of the mounting ring.
In the above technical scheme, preferably, the number of the lower springs and the upper springs is multiple, one end of the docking rod is fixedly connected with one end of the corresponding ring, and the mounting tube is contacted with the upper sealing ring.
In the above technical solution, preferably, the lower end of the mounting tube is movably connected with the upper end of the connecting tube, and the corresponding ring is sleeved at the outer sides of the connecting tube and the mounting tube.
In the above technical scheme, preferably, one side of the upper end of the base, which is close to the fixed bin, is fixedly connected with a support frame, one end of the support frame is fixedly connected with a connecting frame, a conveying pipe is installed on the inner side of the connecting frame, the lower end of the conveying pipe is fixedly connected with the upper end of the installation pipe, and the shape of the support frame is L-shaped.
Compared with the prior art, the invention has the following beneficial effects:
the hydrogen tank is used for increasing the weight of the hydrogen tank to press the placing seat, so that the movable rod drives the control frame to rotate by taking the movable shaft as the shaft through the regulating and controlling frame, and the control frame pushes the butt joint frame to rotate, so that the clamping piece is contacted with the hydrogen tank, the aim of conveniently clamping the hydrogen tank by the clamping piece and the placing seat can be fulfilled, and the hydrogen tank is limited above the placing seat.
Simultaneously when the self weight of hydrogen gas jar changes to make the removal range of placing the seat change, so make the rotatory range of control frame also change, and then make the grip tab paste the surface of hydrogen gas jar more closely, thereby carry out more stable centre gripping to the hydrogen gas jar, and avoid the hydrogen gas jar to take place to rock, simultaneously because carry out the centre gripping according to the weight change of hydrogen gas jar self, thereby avoid the clamping force too big to cause deformation to the surface of hydrogen gas jar.
The connecting pipe and the mounting pipe are respectively inserted into the inner sides of the butt joint ring and the mounting ring, so that the connecting pipe and the mounting pipe respectively extrude the lower sealing ring and the upper sealing ring, and the connecting pipe and the mounting pipe are respectively sleeved in the inner sides of the corresponding rings, and the aim of sealing the connecting pipe and the mounting pipe conveniently can be achieved.
And under the elastic action of the lower spring and the upper spring, the butt joint ring and the mounting ring are pulled to approach the corresponding rings, and the limiting ring and the connecting ring slide along the sliding rod and the butt joint rod through the sliding groove and the moving groove, so that the connecting pipe and the mounting pipe are tightly attached, and under the action of the lower sealing ring and the upper sealing ring, a good sealing effect is formed between the connecting pipe and the mounting pipe, and the occurrence of hydrogen leakage is avoided.
Simultaneously through the weight variation of hydrogen jar, so make the centre gripping piece with place the more stable centre gripping hydrogen jar of seat, and make the hydrogen jar firmly place in the top of placing the seat to there is better sealed effect between connecting pipe and installation pipe, thereby when carrying out hydrogen canning to the hydrogen jar, more stable, and safer.
Drawings
FIG. 1 is a schematic view of the overall structure of a hydrogen seal device for a PEM electrolyzer according to the present invention;
FIG. 2 is a schematic structural view of a limiting seat mechanism of a hydrogen sealing device for a PEM electrolyzer;
FIG. 3 is a schematic view of a partial structure of a seat defining mechanism of a hydrogen sealing apparatus for a PEM electrolyzer according to the present invention;
FIG. 4 is a schematic diagram showing a partial structure of a limiting seat mechanism of a hydrogen sealing device for a PEM electrolyzer;
FIG. 5 is a schematic diagram of a transport mechanism of a hydrogen sealing apparatus for a PEM electrolyzer according to the present invention;
FIG. 6 is a schematic diagram showing a partial structure of a conveying mechanism of a hydrogen sealing device for a PEM electrolyzer;
FIG. 7 is a schematic diagram showing a partial structure of a conveying mechanism of a hydrogen sealing device for a PEM electrolyzer;
fig. 8 is a schematic diagram of a partial exploded structure of a delivery mechanism of a hydrogen sealing device for a PEM electrolyzer.
In the figure: 1. a base; 2. a support frame; 3. a connecting frame; 4. a delivery tube; 5. defining a seat mechanism; 51. a fixed bin; 52. a support buckle; 53. a control rack; 54. a movable shaft; 55. a control frame; 56. a movable rod; 57. a support plate; 58. a placement seat; 59. a control lever; 510. a main spring; 511. a slip ring; 512. a fixing plate; 513. a butt joint frame; 514. a connecting shaft; 515. a clamping piece; 516. a baffle; 6. a hydrogen tank; 7. a connecting buckle; 8. a conveying mechanism; 81. a connecting pipe; 82. a docking collar; 83. a limiting ring; 84. a chute; 85. a slide bar; 86. a corresponding ring; 87. a lower spring; 88. a spring is arranged; 89. a confinement ring; 810. a connecting ring; 811. a moving groove; 812. a butt joint rod; 813. a mounting ring; 814. a mounting groove; 815. an upper sealing ring; 816. a corresponding groove; 817. a lower sealing ring; 818. and (5) installing a pipe.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and therefore the present invention is not limited to the specific embodiments disclosed below.
The hydrogen sealing device for the PEM electrolytic tank as shown in figures 1-8 comprises a base 1, wherein a limiting seat mechanism 5 is arranged at the upper end of the base 1, a hydrogen tank 6 is placed at the upper end of the limiting seat mechanism 5, a connecting buckle 7 is arranged at the head part of the hydrogen tank 6, a conveying mechanism 8 is arranged at the upper end of the connecting buckle 7, the limiting seat mechanism 5 comprises a fixed bin 51 fixedly connected at the upper end of the base 1, a supporting buckle 52 is fixedly connected at the upper end of the fixed bin 51, a control frame 53 is movably connected at the inner side of the supporting buckle 52, a movable shaft 54 is fixedly connected at the inner side of the control frame 53, a regulating and controlling frame 55 is fixedly connected at the rear end of the control frame 55, a movable rod 56 is slidingly connected at the inner side of the regulating and controlling frame 55, a supporting plate 57 is fixedly connected at one end of the movable rod 56, a placing seat 58 is fixedly connected at the rear end of the supporting plate 57, a control rod 59 is fixedly connected at the lower end of the placing seat 58, the outside of the control rod 59 is movably connected with a main spring 510, the outside of the control rod 59 is close to the lower side of the main spring 510 and is slidingly connected with a sliding ring 511, the front end of the sliding ring 511 is fixedly connected with a fixed plate 512, the rear end of the control frame 53 is close to the upper side of the regulating and controlling frame 55 and is movably connected with a butt joint frame 513, the inside of the control frame 53 is close to the upper side of the movable shaft 54 and is fixedly connected with a connecting shaft 514, the rear end of the butt joint frame 513 is fixedly connected with clamping pieces 515, the number of the clamping pieces 515 is two, the conveying mechanism 8 comprises connecting pipes 81 fixedly connected with the upper ends of the connecting buckles 7, the outer side of the connecting pipes 81 is provided with a butt joint ring 82, the outer side of the butt joint ring 82 is fixedly connected with a limiting ring 83, the front end of the limiting ring 83 is provided with a sliding groove 84, the inner side of the sliding groove 84 is slidingly connected with a sliding rod 85, the rear end of the sliding rod 85 is fixedly connected with a corresponding ring 86, the lower spring 87 is fixedly connected with the lower end of the corresponding ring 86, the upper end fixedly connected with of corresponding ring 86 goes up spring 88, go up the upper end fixedly connected with restriction ring 89 of spring 88, the outside fixedly connected with interlock ring 810 of restriction ring 89, the removal groove 811 has been seted up to the one end of interlock ring 810, the inboard sliding connection of removal groove 811 has butt joint pole 812, the inboard fixedly connected with collar 813 of interlock ring 810, the mounting groove 814 has been seted up to the inboard inner wall of restriction ring 89, the sealing washer 815 is installed to the inboard of mounting groove 814, the inboard inner wall of butt joint ring 82 has been seted up corresponding groove 816, the sealing washer 817 is installed to the inboard of corresponding groove 816, install installation tube 818 in the inboard of restriction ring 89.
The lower extreme fixedly connected with baffle 516 of control rod 59, the loose axle 54 extends to the inside of supporting buckle 52, swing joint between loose axle 54 and the supporting buckle 52, the upper end of placing seat 58 is the arc surface, the upper end of main spring 510 and the outside fixed connection that the lower extreme of placing seat 58 is close to control rod 59, the lower extreme of main spring 510 and the upper end fixed connection of slip ring 511, the front end of fixed plate 512 and the inboard inner wall fixed connection of fixed storehouse 51, the shape of control frame 53 is the U font, the connecting axle 514 extends to the inside of butt joint frame 513, swing joint between connecting axle 514 and the butt joint frame 513, the rear end face of grip tab 515 is the arc surface, the main part material of grip tab 515 is rubber, hydrogen tank 6 is placed in the upper end department of placing seat 58, the rear end of grip tab 515 and the outside swing joint of hydrogen tank 6, the quantity that defines seat mechanism 5 has two sets.
When the hydrogen tank 6 is used, the weight of the hydrogen tank 6 is increased to press the placement seat 58, so that the movable rod 56 drives the control frame 53 to rotate by taking the movable shaft 54 as an axis through the regulation and control frame 55, the control frame 53 pushes the butt joint frame 513 to rotate, the clamping piece 515 is in contact with the hydrogen tank 6, the aim of conveniently clamping the hydrogen tank 6 by the clamping piece 515 and the placement seat 58 can be achieved, the hydrogen tank 6 is limited above the placement seat 58, when the weight of the hydrogen tank 6 changes, the movement amplitude of the placement seat 58 changes, the rotation amplitude of the control frame 53 also changes, the clamping piece 515 is more tightly attached to the surface of the hydrogen tank 6, the hydrogen tank 6 is clamped more stably, the shaking of the hydrogen tank 6 is avoided, and meanwhile deformation of the surface of the hydrogen tank 6 due to overlarge clamping force is avoided due to the fact that the weight of the hydrogen tank 6 changes.
The connecting pipe 81 contacts with the lower sealing ring 817, the lower end of the lower spring 87 is fixedly connected with the upper end of the butt joint ring 82, the upper end of the upper spring 88 is fixedly connected with the lower end of the mounting ring 813, the number of the lower spring 87 and the number of the upper springs 88 are multiple groups, one end of the butt joint rod 812 is fixedly connected with one end of the corresponding ring 86, the mounting pipe 818 contacts with the upper sealing ring 815, the lower end of the mounting pipe 818 is movably connected with the upper end of the connecting pipe 81, and the corresponding ring 86 is sleeved at the outer sides of the connecting pipe 81 and the mounting pipe 818.
Simultaneously, through inserting connecting pipe 81, installation pipe 818 respectively in docking ring 82, the inboard of installing ring 813, thereby make connecting pipe 81, installation pipe 818 extrude lower sealing ring 817, upper sealing ring 815 respectively, and make connecting pipe 81, installation pipe 818 all overlap in the inboard of corresponding ring 86, can reach the purpose of being convenient for form sealedly between connecting pipe 81 and the installation pipe 818, and under its self elastic action through lower spring 87, upper spring 88, thereby the pulling docking ring 82, the installing ring 813 is close to corresponding ring 86, and make spacing ring 83, link ring 810 all slide along slide bar 85, docking rod 812 through spout 84, the movable groove 811, thereby make connecting pipe 81 and installation pipe 818 inseparabler laminating, and under the effect of lower sealing ring 817 and upper sealing ring 815, thereby make between connecting pipe 81 and the installation pipe 818 form better sealed effect, the condition emergence of hydrogen leakage is avoided.
One side fixedly connected with support frame 2 that the upper end of base 1 is close to fixed storehouse 51, the one end fixedly connected with link 3 of support frame 2, conveyer pipe 4 is installed to the inboard of link 3, the lower extreme of conveyer pipe 4 and the upper end fixed connection of installation pipe 818, the shape of support frame 2 is the L font.
By means of the connecting frame 3, the purpose of supporting the conveying pipe 4 conveniently can be achieved.
Working principle: in use, a worker firstly places the hydrogen tank 6 above the placement seat 58, and presses the placement seat 58 downwards under the action of gravity, and the placement seat 58 drives the control rod 59 to slide in the inner side of the sliding ring 511, and the placement seat 58 compresses the main spring 510, so that the placement seat 58 drives the movable rod 56 through the support plate 57, and the movable rod 56 pulls the control frame 53 to rotate with the movable shaft 54 as an axis through the regulating frame 55, and the control frame 53 pushes the docking frame 513 through the connecting shaft 514, so that the docking frame 513 drives the clamping piece 515 to be tightly attached to the hydrogen tank 6, and the clamping piece 515 and the placement seat 58 clamp the hydrogen tank 6 under the combined action, simultaneously, the hydrogen outlet of the PEM electrolyzer is connected to the conveying pipe 4, then the connecting buckle 7 is screwed to the head of the hydrogen tank 6, and then the docking ring 82 is sleeved on the outer side of the connecting pipe 81, and the connection pipe 81 is brought into contact with the lower seal ring 817 and the connection pipe 81 presses the lower seal ring 817 into the inner side of the corresponding groove 816, then the mounting pipe 818 is inserted into the inner side of the mounting ring 813 and the mounting pipe 818 presses the upper seal ring 815, so that the mounting pipe 818 presses the upper seal ring 815 into the inner side of the mounting groove 814 and both the mounting pipe 818 and the connection pipe 81 are sleeved in the inner side of the corresponding ring 86 and the mounting pipe 818 is brought into contact with the connection pipe 81, then hydrogen gas is generated through the PEM electrolyzer and the transportation pipe 4 is transported and the hydrogen gas is contained in the inner side of the hydrogen gas tank 6, and the weight of the hydrogen gas tank 6 is increased and the movement amplitude of the hydrogen gas tank 6 pressing down the placement seat 58 is increased, so that the rotation amplitude of the control frame 53 pushing the docking frame 513 is increased, the butt-joint frame 513 is further pressed to press the clamping piece 515, so that the clamping piece 515 is deformed, the clamping force between the clamping piece 515 and the hydrogen tank 6 is changed, the clamping piece 515 and the placing seat 58 are enabled to better limit the hydrogen tank 6, the hydrogen tank 6 is further placed above the placing seat 58 more stably, the weight of the hydrogen tank 6 is increased to press the placing seat 58, the movable rod 56 drives the control frame 53 to rotate by taking the movable shaft 54 as an axis through the regulating frame 55, the control frame 53 pushes the butt-joint frame 513 to rotate, the clamping piece 515 is enabled to contact the hydrogen tank 6, the aim of conveniently enabling the clamping piece 515 and the placing seat 58 to clamp the hydrogen tank 6 can be achieved, the hydrogen tank 6 is limited above the placing seat 58, and meanwhile, when the self weight of the hydrogen tank 6 is changed, the moving amplitude of the placing seat 58 is changed, so the rotation amplitude of the control frame 53 is also changed, the clamping piece 515 is further tightly attached to the surface of the hydrogen tank 6, so that the hydrogen tank 6 is clamped more stably, the shaking of the hydrogen tank 6 is avoided, meanwhile, the excessive clamping force is avoided to deform the surface of the hydrogen tank 6 due to the fact that the clamping force is changed according to the weight of the hydrogen tank 6, simultaneously, under the elastic action of the lower spring 87 and the upper spring 88 in the canning process, the butt joint ring 82 and the mounting ring 813 are pulled to approach the corresponding ring 86, the limiting ring 83 and the connecting ring 810 slide along the sliding rod 85 and the butt joint rod 812 through the sliding groove 84 and the moving groove 811, so that the connecting pipe 81 is tightly attached to the mounting pipe 818, and under the action of the lower sealing ring 817 and the upper sealing ring 815, a good sealing effect is formed between the connecting pipe 81 and the mounting pipe 818, so avoid taking place the condition that hydrogen was revealed at the in-process of canning, through inserting the connecting pipe 81, the installation pipe 818 respectively in docking ring 82, the inboard of installation ring 813, thereby make the connecting pipe 81, installation pipe 818 extrude down sealing washer 817 respectively, go up sealing washer 815, and make connecting pipe 81, installation pipe 818 all overlap in the inboard of corresponding ring 86, can reach the purpose of being convenient for form sealedly between connecting pipe 81 and the installation pipe 818, and through lower spring 87, go up spring 88 under its self elastic action, thereby the pulling docking ring 82, installation ring 813 is close to corresponding ring 86, and make spacing ring 83, link ring 810 all pass through spout 84, the removal groove 811 along slide bar 85, docking rod 812 slides, thereby make connecting pipe 81 and installation pipe 818 inseparabler laminating, and under the effect of lower sealing washer 817 and last sealing washer 815, thereby make between connecting pipe 81 and the installation pipe 818 form better sealed effect, avoid the condition emergence of hydrogen to reveal, simultaneously through the weight variation of hydrogen gas jar 6, so make centre gripping piece 515 and placing seat 58 more stable canned hydrogen 6, and make hydrogen jar 6 place in place above place 58 firmly and place in place the top of hydrogen jar 58 and when the better sealing effect exists between the connecting pipe 81 and the hydrogen jar 6, thereby more stable hydrogen jar 6, and the sealing effect exists.
In the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be connected with each other or indirectly through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, if present, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The hydrogen sealing equipment for the PEM electrolytic tank comprises a base (1) and is characterized in that a limiting seat mechanism (5) is arranged at the upper end of the base (1), a hydrogen tank (6) is arranged at the upper end of the limiting seat mechanism (5), a connecting buckle (7) is arranged at the head of the hydrogen tank (6), and a conveying mechanism (8) is arranged at the upper end of the connecting buckle (7);
the limiting seat mechanism (5) comprises a fixed bin (51) fixedly connected to the upper end of the base (1), a supporting buckle (52) is fixedly connected to the upper end of the fixed bin (51), a control frame (53) is movably connected to the inner side of the supporting buckle (52), a movable shaft (54) is fixedly connected to the inner side of the control frame (53), a regulating and controlling frame (55) is fixedly connected to the rear end of the control frame (53), a movable rod (56) is fixedly connected to the inner side of the regulating and controlling frame (55), a supporting plate (57) is fixedly connected to one end of the movable rod (56), a placing seat (58) is fixedly connected to the rear end of the supporting plate (57), a control rod (59) is fixedly connected to the lower end of the placing seat (58), a main spring (510) is movably connected to the outer side of the control rod (59), a sliding ring (511) is slidingly connected to the lower side of the outer side of the control rod (59) close to the main spring (510), a fixed plate (512) is fixedly connected to the front end of the control frame (53), a clamping plate (513) is fixedly connected to the inner side of the upper end of the control frame (53), the number of the clamping sheets (515) is two;
the conveying mechanism (8) comprises a connecting pipe (81) fixedly connected to the upper end of a connecting buckle (7), a butt joint ring (82) is arranged on the outer side of the connecting pipe (81), a limiting ring (83) is fixedly connected to the outer side of the butt joint ring (82), a sliding groove (84) is formed in the front end of the limiting ring (83), a sliding rod (85) is connected to the inner side of the sliding groove (84) in a sliding manner, a corresponding ring (86) is fixedly connected to the rear end of the sliding rod (85), a lower spring (87) is fixedly connected to the lower end of the corresponding ring (86), an upper spring (88) is fixedly connected to the upper end of the corresponding ring (86), a limiting ring (89) is fixedly connected to the upper end of the upper spring (88), a linkage ring (810) is fixedly connected to the outer side of the limiting ring (89), a moving groove (811) is formed in one end of the linkage ring (810), a mounting ring (813) is fixedly connected to the inner side of the sliding rod (812), a mounting groove (814) is formed in the inner side of the linkage ring (810), a corresponding sealing ring (816) is formed in the inner side of the limiting ring (89), a corresponding groove (816), a mounting tube (818) is mounted inside the confinement rings (89).
2. A hydrogen sealing device for PEM electrolysers according to claim 1, wherein the lower end of said control rod (59) is fixedly connected with a baffle plate (516), said movable shaft (54) extends inside the support buckle (52), and said movable shaft (54) is movably connected with the support buckle (52).
3. The hydrogen sealing device for the PEM electrolyzer of claim 2 wherein the upper end of the placement base (58) is an arc surface, the upper end of the main spring (510) is fixedly connected with the lower end of the placement base (58) near the outer side of the control rod (59), and the lower end of the main spring (510) is fixedly connected with the upper end of the sliding ring (511).
4. The hydrogen sealing device for the PEM electrolyzer of claim 2 characterized in that the front end of the fixed plate (512) is fixedly connected with the inner wall of the inner side of the fixed bin (51), the control frame (53) is in a U shape, the connecting shaft (514) extends to the inside of the butt-joint frame (513), and the connecting shaft (514) is movably connected with the butt-joint frame (513).
5. The hydrogen sealing device for the PEM electrolyzer of claim 2 wherein the back end surface of the clamping sheet (515) is an arc surface, the main body of the clamping sheet (515) is made of rubber, the hydrogen tank (6) is placed at the upper end of the placement seat (58), the back end of the clamping sheet (515) is movably connected with the outer side of the hydrogen tank (6), and the number of the limiting seat mechanisms (5) is two.
6. A hydrogen sealing device for PEM electrolysers according to claim 1, wherein said connection tube (81) is in contact with a lower sealing ring (817), the lower end of said lower spring (87) being fixedly connected to the upper end of the docking ring (82), and the upper end of said upper spring (88) being fixedly connected to the lower end of the mounting ring (813).
7. The hydrogen sealing device for PEM electrolysers according to claim 1, wherein the number of said lower springs (87) and upper springs (88) is plural, one end of said butt-joint rod (812) is fixedly connected to one end of the corresponding ring (86), and said mounting tube (818) is in contact with the upper sealing ring (815).
8. A hydrogen sealing device for PEM electrolysers according to claim 1, wherein the lower end of said mounting tube (818) is movably connected to the upper end of the connecting tube (81), said corresponding ring (86) being fitted over the outer sides of the connecting tube (81) and mounting tube (818).
9. The hydrogen sealing device for the PEM electrolytic tank according to claim 1, wherein a supporting frame (2) is fixedly connected to one side, close to a fixed bin (51), of the upper end of the base (1), a connecting frame (3) is fixedly connected to one end of the supporting frame (2), a conveying pipe (4) is installed on the inner side of the connecting frame (3), the lower end of the conveying pipe (4) is fixedly connected with the upper end of a mounting pipe (818), and the supporting frame (2) is L-shaped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311713498.1A CN117404602B (en) | 2023-12-14 | 2023-12-14 | Hydrogen sealing equipment for PEM (PEM) electrolytic tank |
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| CN202311713498.1A CN117404602B (en) | 2023-12-14 | 2023-12-14 | Hydrogen sealing equipment for PEM (PEM) electrolytic tank |
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| CN117404602B true CN117404602B (en) | 2024-02-06 |
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| CN117404602A (en) | 2024-01-16 |
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