CN113049186B - Low-temperature liquid storage tank detection device for liquid hydrogen filling - Google Patents
Low-temperature liquid storage tank detection device for liquid hydrogen filling Download PDFInfo
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- CN113049186B CN113049186B CN202110270426.9A CN202110270426A CN113049186B CN 113049186 B CN113049186 B CN 113049186B CN 202110270426 A CN202110270426 A CN 202110270426A CN 113049186 B CN113049186 B CN 113049186B
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- fixedly connected
- storage tank
- plate
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- 239000007788 liquid Substances 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 239000001257 hydrogen Substances 0.000 title claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 24
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Abstract
The invention relates to the technical field of storage tank detection, and discloses a low-temperature liquid storage tank detection device for liquid hydrogen filling, which comprises a device bottom plate, wherein a water tank device is fixedly connected to the upper side of the outer surface of the device bottom plate, a lifting device is arranged on the upper side of the outer surface of the device bottom plate, a control device is fixedly connected to the upper end of the lifting device, a fixing device is fixedly connected to the right side of the outer surface of the control device, and the fixing device comprises a fixing device box body. This a low temperature liquid storage tank detection device for liquid hydrogen fills, through the draw-in groove that sets up in fixing device, when placing the storage tank surface upside in the draw-in groove, upwards promote the storage tank again, make the flexible pipe of draw-in groove drive up-and-down motion, thereby make the telescopic link drive rotation gear rotate, thereby make the slope gear plate motion, thereby make slope power plate downstream, then drive the motion of fixation clamp pole, when fixation clamp pole one end and storage tank surface one side overlap joint, make the storage tank fixed, thereby realized the effect to the use of different specification storage tanks.
Description
Technical Field
The invention relates to the technical field of storage tank detection, in particular to a low-temperature liquid storage tank detection device for liquid hydrogen filling.
Background
Along with the invariable change of people's life, people have also obtained very big progress in industry development, liquid hydrogen has become common in people's life, liquid hydrogen's storage method is more single, generally all adopt the storage tank to store, but because the life of storage tank can make the storage tank break down, lead to liquid hydrogen's leakage, so just appear the mode to the storage tank detection in the market, the aquatic detection is comparatively common inspection mode, but traditional detection device is comparatively higher to the specification of storage tank, can not detect the storage tank of different specifications, so the limitation is very big, so the low temperature liquid storage tank detection device who is used for liquid hydrogen to fill is urgently needed in the market now, solve the problem that above-mentioned traditional detection device can not detect different specification storage tanks.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a low-temperature liquid storage tank detection device for filling liquid hydrogen, which has the advantages of being capable of detecting storage tanks with different specifications and the like, and solves the problem that the traditional detection device in the background art can not detect the storage tanks with different specifications.
(II) technical scheme
In order to achieve the purpose of detecting storage tanks with different specifications in the background technology, the invention provides the following technical scheme:
the low-temperature liquid storage tank detection device for liquid hydrogen filling comprises a device bottom plate, wherein a water tank device is fixedly connected to the upper side of the outer surface of the device bottom plate, a lifting device is arranged on the upper side of the outer surface of the device bottom plate, a control device is fixedly connected to the upper end of the lifting device, and a fixing device is fixedly connected to the right side of the outer surface of the control device;
the fixing device comprises a fixing device box body, wherein the upper side of the inner wall of the fixing device box body is fixedly connected with a power device box body, the upper side of the bottom wall in the power device box body is fixedly connected with a spring device, the upper end of the spring device is fixedly connected with an inclined power plate, the left side of the outer surface of the inclined power plate is provided with a fixing clamping rod, the upper side of the outer surface of the inclined power plate is provided with an inclined gear plate, the upper side of the outer surface of the inclined gear plate is provided with a rotating gear, the front side of the outer surface of the rotating gear is provided with a telescopic rod, the left end of the telescopic rod is provided with a telescopic pipe, the lower side of the outer surface of the telescopic pipe is provided with a clamping groove, and the upper side of the inner wall of the clamping groove is provided with a gas pipe;
the front side of the outer surface of the telescopic rod is provided with a rotating shaft, and the rear side of the outer surface of the rotating shaft is overlapped with the front side of the outer surface of the telescopic rod, penetrates through the front side of the outer surface of the telescopic rod, extends to the rear side of the outer surface of the telescopic rod, extends to the front side of the outer surface of the rotating gear and is fixedly connected with the front side of the outer surface of the rotating gear.
Preferably, the number of the power device boxes is two, and the two power device boxes are uniformly arranged on the left side and the right side of the inner wall of the fixing device box.
Preferably, the upper end of the gas pipe is lapped with the upper side of the inner wall of the clamping groove, penetrates through the upper side of the inner wall of the clamping groove, reaches the upper side of the outer surface of the clamping groove, extends to the lower side of the outer surface of the telescopic pipe, is lapped with the lower side of the outer surface of the telescopic pipe, penetrates through the lower side of the outer surface of the telescopic pipe, reaches the lower side of the inner wall of the telescopic pipe, extends to the upper side of the inner wall of the telescopic pipe, penetrates through the upper side of the inner wall of the telescopic pipe, extends to the upper side of the inner wall of the box of the fixing device, overlaps with the upper side of the inner wall of the box of the fixing device, penetrates through the upper side of the inner wall of the box of the fixing device, reaches the upper side of the outer surface of the box of the fixing device and extends outwards.
Preferably, the number of the control devices is two, the two control devices are uniformly arranged on the left side and the right side of the outer surface of the fixing device, and the lower ends of the control devices on the left side and the right side are fixedly connected with the upper side of the outer surface of the lifting device.
The power device box inner wall rear side is provided with the spout, and spout surface rear side and power device box inner wall rear side overlap joint to run through power device box inner wall rear side, to power device box outer surface rear side, and spout inner wall overlap joint has the slide bar, and slide bar front end and slope gear plate surface rear side overlap joint, and runs through slope gear plate surface rear side, to slope gear plate surface front side, thereby makes the slope gear plate can move in the power device box.
Preferably, the lifting device comprises a lifting device box body, a lifting connecting plate is arranged on the upper side of the outer surface of the lifting device box body, a lifting rod is fixedly connected to the lower side of the outer surface of the lifting connecting plate, a lifting plate is arranged on the lower side of the outer surface of the lifting rod, a threaded push rod is arranged on the front side of the outer surface of the lifting plate, a threaded rotary pipe is arranged at the left end of the threaded push rod, and the right side of the outer surface of the threaded rotary pipe is clamped with the left side of the outer surface of the lifting device box body.
The front side of the outer surface of the lifting plate is provided with an inclined sliding groove, the rear side of the outer surface of the inclined sliding groove is overlapped with the front side of the outer surface of the lifting plate and penetrates through the front side of the outer surface of the lifting plate to the rear side of the outer surface of the lifting plate, and the inner wall of the inclined sliding groove is overlapped with the right end of the threaded push rod, so that the lifting plate moves upwards when the threaded push rod moves.
Preferably, the control device comprises a control device box body, a sliding plate is arranged on the left side of the inner wall of the control device box body, a pushing rod is arranged on the front side of the outer surface of the sliding plate, and a fixing support rod is arranged on the right side of the outer surface of the sliding plate.
Preferably, the right side of the outer surface of the control device box body is provided with an upper chute and a lower chute, the left side of the outer surface of the upper chute and the right side of the outer surface of the control device box body are lapped, and penetrate through the right side of the outer surface of the control device box body to the right side of the inner wall of the control device box body, and the inner wall of the upper chute and the outer surface of the lower chute are lapped with the outer surface of the fixed supporting rod.
The front side of the outer surface of the push rod is provided with a rotating rod, the rear end of the rotating rod is in lap joint with the front side of the outer surface of the push rod and penetrates through the front side of the outer surface of the push rod to the rear side of the outer surface of the push rod and extends to the front side of the outer surface of the sliding plate, is in lap joint with the front side of the outer surface of the sliding plate and penetrates through the front side of the outer surface of the sliding plate to the rear side of the outer surface of the sliding plate and extends to the front side of the outer surface of the rotating motor, and is fixedly connected with the front side of the outer surface of the rotating motor, so that the rotating motor drives the push rod to rotate when the rotating motor is started.
Compared with the prior art, the invention provides a low-temperature liquid storage tank detection device for liquid hydrogen filling, which has the following beneficial effects:
1. this a low temperature liquid storage tank detection device for liquid hydrogen fills, through the draw-in groove that sets up in fixing device, when placing the storage tank surface upside in the draw-in groove, then upwards promote the storage tank for the flexible pipe of draw-in groove drive up-and-down motion, thereby make the telescopic link drive rotation gear rotate, thereby make the slope gear plate motion, thereby make slope power plate down motion, then drive fixed clamping lever motion, when fixed clamping lever one end and storage tank surface one side overlap joint, make the storage tank fixed, thereby realized the effect to the use of different specification storage tanks.
2. This a low temperature liquid storage tank detection device for filling liquid hydrogen is through setting up the screw thread push rod in elevating gear to and the screw thread of setting in screw thread push rod left end changes the pipe, and screw thread push rod left end runs through screw thread and changes tub surface right side, to screw thread change intraductal, thereby makes when rotating screw thread change the pipe, makes screw thread change the pipe and drives screw thread push rod motion, thereby makes screw thread push rod drive lifter plate and drive the motion of lift connecting plate, thereby has realized the effect of adjusting the device height.
3. This a low temperature liquid storage tank detection device for liquid hydrogen fills, through the catch bar of setting in controlling means, and catch bar one end passes through the bearing with the slip board surface front side and is connected to make when the catch bar rotates, make the slip board drive fixed branch up-and-down motion, thereby make fixing device drive storage tank up-and-down motion, thereby realized the effect to the storage tank detection.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the structure of the present invention;
FIG. 2 is a schematic elevational cross-sectional view of the structural fastening device of the present invention;
FIG. 3 is a schematic elevational cross-sectional view of the structural lift of the present invention;
fig. 4 is a schematic front cross-sectional view of the structural control device of the present invention.
Wherein: 1. a device base plate; 2. a sink device; 3. a lifting device; 4. a control device; 5. a fixing device; 301. a lifting device box; 302. lifting the connecting plate; 303. a lifting rod; 304. a lifting plate; 305. a threaded push rod; 306. a threaded rotary pipe; 401. a control device housing; 402. a sliding plate; 403. a push rod; 404. fixing the support rod; 501. a fixture housing; 502. a power plant housing; 503. a spring device; 504. tilting the power plate; 505. fixing the clamping rod; 506. an inclined gear plate; 507. rotating the gear; 508. a telescopic rod; 509. a telescopic tube; 510. a clamping groove; 511. and a gas pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, a cryogenic liquid storage tank detection device for liquid hydrogen filling comprises a device base plate 1;
as shown in fig. 1, a water tank device 2 is fixedly connected to the upper side of the outer surface of a device bottom plate 1, a lifting device 3 is arranged on the upper side of the outer surface of the device bottom plate 1, a control device 4 is fixedly connected to the upper end of the lifting device 3, and a fixing device 5 is fixedly connected to the right side of the outer surface of the control device 4;
as shown in fig. 2, the fixing device 5 includes a fixing device housing 501, a power device housing 502 is fixedly connected to an upper side of an inner wall of the fixing device housing 501, a spring device 503 is fixedly connected to an upper side of an inner bottom wall of the power device housing 502, an inclined power plate 504 is fixedly connected to an upper end of the spring device 503, a fixing clamping rod 505 is disposed on a left side of an outer surface of the inclined power plate 504, an inclined gear plate 506 is disposed on an upper side of an outer surface of the inclined power plate 504, a rotating gear 507 is disposed on an upper side of an outer surface of the inclined gear plate 506, a telescopic rod 508 is disposed on an upper side of an outer surface of the rotating gear 507, a telescopic pipe 509 is disposed at a left end of the telescopic rod 508, a clamping groove 510 is disposed on a lower side of an outer surface of the telescopic pipe 509, and a gas pipe 511 is disposed on an upper side of an inner wall of the clamping groove 510.
Specifically, as shown in fig. 2, the number of the power device boxes 502 is two, and the two power device boxes 502 are uniformly disposed on the left and right sides of the inner wall of the fixing device box 501.
Specifically, as shown in fig. 2, the front side of the outer surface of the telescopic link 508 is provided with a rotating shaft, and the rear side of the outer surface of the rotating shaft is overlapped with the front side of the outer surface of the telescopic link 508, penetrates through the front side of the outer surface of the telescopic link 508, extends to the rear side of the outer surface of the telescopic link 508, extends to the front side of the outer surface of the rotating gear 507, and is fixedly connected with the front side of the outer surface of the rotating gear 507.
Specifically, as shown in fig. 2, the upper end of the air pipe 511 is overlapped with the upper side of the inner wall of the clamping groove 510, penetrates through the upper side of the inner wall of the clamping groove 510, reaches the upper side of the outer surface of the clamping groove 510, extends to the lower side of the outer surface of the telescopic pipe 509, is overlapped with the lower side of the outer surface of the telescopic pipe 509, penetrates through the lower side of the outer surface of the telescopic pipe 509, reaches the lower side of the inner wall of the telescopic pipe 509, extends to the upper side of the inner wall of the telescopic pipe 509, penetrates through the upper side of the inner wall of the fixing device box 501, is overlapped with the upper side of the inner wall of the fixing device box 501, penetrates through the upper side of the inner wall of the fixing device box 501, and extends outwards.
Specifically, as shown in fig. 1, the number of the control devices 4 is two, and the two control devices 4 are uniformly arranged on the left and right sides of the outer surface of the fixing device 5, and the lower ends of the control devices 4 on the left and right sides are fixedly connected with the upper side of the outer surface of the lifting device 3.
Through the above technical scheme, the rear side of the inner wall of the power unit box 502 is provided with the chute, and the rear side of the outer surface of the chute is overlapped with the rear side of the inner wall of the power unit box 502 and penetrates through the rear side of the inner wall of the power unit box 502 to the rear side of the outer surface of the power unit box 502, and the inner wall of the chute is overlapped with the sliding rod, and the front end of the sliding rod is overlapped with the rear side of the outer surface of the inclined gear plate 506 and penetrates through the rear side of the outer surface of the inclined gear plate 506 to the front side of the outer surface of the inclined gear plate 506, so that the inclined gear plate 506 can move in the power unit box 502.
Specifically, as shown in fig. 3, the lifting device 3 includes a lifting device box 301, a lifting connection board 302 is disposed on an upper side of an outer surface of the lifting device box 301, a lifting rod 303 is fixedly connected to a lower side of an outer surface of the lifting connection board 302, a lifting plate 304 is disposed on a lower side of an outer surface of the lifting rod 303, a threaded push rod 305 is disposed on a front side of an outer surface of the lifting plate 304, a threaded rotating pipe 306 is disposed at a left end of the threaded push rod 305, and a right side of an outer surface of the threaded rotating pipe 306 is clamped with a left side of an outer surface of the lifting device box 301.
Through the above technical scheme, the front side of the outer surface of the lifting plate 304 is provided with the inclined sliding groove, and the rear side of the outer surface of the inclined sliding groove is overlapped with the front side of the outer surface of the lifting plate 304 and penetrates through the front side of the outer surface of the lifting plate 304 to the rear side of the outer surface of the lifting plate 304, and the inner wall of the inclined sliding groove is overlapped with the right end of the threaded push rod 305, so that the lifting plate 304 moves upwards when the threaded push rod 305 moves.
Specifically, as shown in fig. 4, the control device 4 includes a control device housing 401, a sliding plate 402 is disposed on the left side of the inner wall of the control device housing 401, a push rod 403 is disposed on the front side of the outer surface of the sliding plate 402, and a fixing strut 404 is disposed on the right side of the outer surface of the sliding plate 402.
Specifically, as shown in fig. 4, the right side of the outer surface of the control device box 401 is provided with an up-down chute, and the left side of the outer surface of the up-down chute is overlapped with the right side of the outer surface of the control device box 401, and penetrates the right side of the outer surface of the control device box 401 to the right side of the inner wall of the control device box 401, and the inner wall of the up-down chute is overlapped with the outer surface of the fixing strut 404.
Through the above technical scheme, the front side of the outer surface of the push rod 403 is provided with the rotating rod, and the rear end of the rotating rod is overlapped with the front side of the outer surface of the push rod 403 and penetrates through the front side of the outer surface of the push rod 403, reaches the rear side of the outer surface of the push rod 403 and extends to the front side of the outer surface of the sliding plate 402, is overlapped with the front side of the outer surface of the sliding plate 402 and penetrates through the front side of the outer surface of the sliding plate 402, reaches the rear side of the outer surface of the sliding plate 402 and extends to the front side of the outer surface of the rotating motor, and is fixedly connected with the front side of the outer surface of the rotating motor, so that when the rotating motor is started, the rotating motor drives the push rod 403 to rotate.
In use, the low-temperature liquid storage tank detection device for liquid hydrogen filling is characterized in that a storage tank is placed in the clamping groove 510, then the storage tank is pushed upwards, the telescopic pipe 509 drives the telescopic rod 508 to move upwards, the rotating gear 507 rotates, the inclined gear plate 506 moves, the inclined power plate 504 moves downwards, the fixed clamping rod 505 fixes the storage tank, the gas pipe 511 is started again, and the rotating motor rotates, so that the storage tank moves into the water tank device 2 for detection.
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. A cryogenic liquid storage tank detection device for liquid hydrogen filling, comprising a device bottom plate (1), characterized in that: the device comprises a device bottom plate (1), a water tank device (2) is fixedly connected to the upper side of the outer surface of the device bottom plate (1), a lifting device (3) is arranged on the upper side of the outer surface of the device bottom plate (1), a control device (4) is fixedly connected to the upper end of the lifting device (3), and a fixing device (5) is fixedly connected to the right side of the outer surface of the control device (4);
the fixing device (5) comprises a fixing device box body (501), a power device box body (502) is fixedly connected to the upper side of the inner wall of the fixing device box body (501), a spring device (503) is fixedly connected to the upper side of the inner bottom wall of the power device box body (502), an inclined power plate (504) is fixedly connected to the upper end of the spring device (503), a fixing clamping rod (505) is arranged on the left side of the outer surface of the inclined power plate (504), an inclined gear plate (506) is arranged on the upper side of the outer surface of the inclined power plate (504), a rotating gear (507) is arranged on the upper side of the outer surface of the inclined gear plate (506), a telescopic rod (508) is arranged on the front side of the outer surface of the rotating gear (507), a telescopic pipe (509) is arranged at the left end of the telescopic rod (508), a clamping groove (510) is arranged on the lower side of the outer surface of the telescopic pipe (509), and a gas pipe (511) is arranged on the upper side of the inner wall of the clamping groove (510).
The front side of the outer surface of the telescopic rod (508) is provided with a rotating shaft, and the rear side of the outer surface of the rotating shaft is overlapped with the front side of the outer surface of the telescopic rod (508), penetrates through the front side of the outer surface of the telescopic rod (508), extends to the rear side of the outer surface of the telescopic rod (508), extends to the front side of the outer surface of the rotating gear (507), and is fixedly connected with the front side of the outer surface of the rotating gear (507).
2. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 1, wherein: the number of the power device boxes (502) is two, and the two power device boxes (502) are uniformly arranged on the left side and the right side of the inner wall of the fixing device box (501).
3. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 1, wherein: the upper end of the air delivery pipe (511) is overlapped with the upper side of the inner wall of the clamping groove (510) and penetrates through the upper side of the inner wall of the clamping groove (510), reaches the upper side of the outer surface of the clamping groove (510), extends to the lower side of the outer surface of the telescopic pipe (509), is overlapped with the lower side of the outer surface of the telescopic pipe (509), penetrates through the lower side of the outer surface of the telescopic pipe (509), reaches the lower side of the inner wall of the telescopic pipe (509), extends to the upper side of the inner wall of the telescopic pipe (509), penetrates through the upper side of the inner wall of the fixing device box (501), is overlapped with the upper side of the inner wall of the fixing device box (501), penetrates through the upper side of the inner wall of the fixing device box (501), and extends outwards.
4. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 1, wherein: the number of the control devices (4) is two, the two control devices (4) are uniformly arranged on the left side and the right side of the outer surface of the fixing device (5), and the lower ends of the control devices (4) on the left side and the right side are fixedly connected with the upper side of the outer surface of the lifting device (3).
5. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 1, wherein: lifting device (3) are including lifting device box (301), lifting device box (301) surface upside is provided with lift connecting plate (302), lift connecting plate (302) surface downside fixedly connected with lifter (303), lifter (303) surface downside is provided with lifter (304), lifter (304) surface front side is provided with screw thread push rod (305), screw thread push rod (305) left end is provided with screw thread change pipe (306), just screw thread change pipe (306) surface right side and lifting device box (301) surface left side joint.
6. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 1, wherein: the control device (4) comprises a control device box body (401), a sliding plate (402) is arranged on the left side of the inner wall of the control device box body (401), a pushing rod (403) is arranged on the front side of the outer surface of the sliding plate (402), and a fixing support rod (404) is arranged on the right side of the outer surface of the sliding plate (402).
7. A cryogenic liquid tank testing device for liquid hydrogen filling as recited in claim 6, wherein: the right side of the outer surface of the control device box body (401) is provided with an upper chute and a lower chute, the left side of the outer surface of the upper chute and the lower chute are overlapped with the right side of the outer surface of the control device box body (401), and penetrate through the right side of the outer surface of the control device box body (401) to the right side of the inner wall of the control device box body (401), and the inner wall of the upper chute and the outer surface of the lower chute are overlapped with the outer surface of the fixed supporting rod (404).
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| CN202110270426.9A CN113049186B (en) | 2021-03-12 | 2021-03-12 | Low-temperature liquid storage tank detection device for liquid hydrogen filling |
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| CN202110270426.9A CN113049186B (en) | 2021-03-12 | 2021-03-12 | Low-temperature liquid storage tank detection device for liquid hydrogen filling |
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| CN113049186B true CN113049186B (en) | 2024-01-26 |
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|---|---|---|---|---|
| FR2670009A1 (en) * | 1990-12-04 | 1992-06-05 | Gaz De France | METHOD AND DEVICE FOR CONTROLLING THE SEALING OF AN ENCLOSURE SUCH AS FOR EXAMPLE A GAS COUNTER. |
| CN208187650U (en) * | 2018-05-21 | 2018-12-04 | 通州宏仁气体有限公司 | A kind of gas manufacture steel cylinder air-tightness detection device |
| CN211261689U (en) * | 2019-12-10 | 2020-08-14 | 高国锋 | High-precision detection device for air tightness of pressure vessel |
| CN211399314U (en) * | 2019-12-31 | 2020-09-01 | 柳州市润发化工有限责任公司 | Gas storage tank, gas compressor and gas filling pressure interlocking control device |
| CN111999002A (en) * | 2020-08-16 | 2020-11-27 | 王兴顺 | Automobile engine spare part cavity leakproofness leak test device |
| CN112320724A (en) * | 2020-12-25 | 2021-02-05 | 大兴安岭天赐食品开发有限公司 | Beverage production is with mixing filling equipment |
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