CN112629781A - Equipment for detecting leakage of liquid oxygen storage tank - Google Patents
Equipment for detecting leakage of liquid oxygen storage tank Download PDFInfo
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- CN112629781A CN112629781A CN202110050948.8A CN202110050948A CN112629781A CN 112629781 A CN112629781 A CN 112629781A CN 202110050948 A CN202110050948 A CN 202110050948A CN 112629781 A CN112629781 A CN 112629781A
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- 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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
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Abstract
The invention discloses equipment for detecting whether a liquid oxygen storage tank leaks, which comprises an equipment body, wherein an air exhaust space is arranged in the equipment body, an air compression space is arranged on the right side of the air exhaust space, a U-shaped air pipe is connected between the air compression space and the air exhaust space, a reciprocating space is arranged on the right side of the air compression space, a detection space is arranged on the right side of the reciprocating space, a reading space is arranged on the right side of the detection space, a water tank is arranged on the lower side of the reading space, meshing spaces are symmetrically arranged on the left side and the right side of the detection space, a jacking cam space is arranged on the right side of the detection space, a detection device is arranged in the equipment and can detect the oxygen concentration around the liquid oxygen storage tank, so that whether the liquid oxygen storage tank leaks or not is judged, the risk of oxygen poisoning is greatly reduced, the air can, the workload of workers is greatly reduced.
Description
Technical Field
The invention relates to the field of liquid oxygen storage, in particular to equipment for detecting whether a liquid oxygen storage tank leaks or not.
Background
The oxygen in the air accounts for about 21 percent, oxygen poisoning can be caused when the oxygen concentration exceeds 40 percent under normal pressure, discomfort and light cough after the sternum can occur when mixed gas with the oxygen concentration of 40 to 60 percent is inhaled, chest distress, burning sensation and dyspnea after the sternum can occur, the cough is aggravated, and the existing detection method for liquid oxygen leakage is still few.
Disclosure of Invention
In order to solve the problems, the present example designs an apparatus for detecting whether a liquid oxygen storage tank leaks, the apparatus for detecting whether a liquid oxygen storage tank leaks of the present example comprises a machine body, an air exhaust space is arranged in the machine body, an air compression space is arranged on the right side of the air exhaust space, a U-shaped air pipe is connected between the air compression space and the air exhaust space, a reciprocating space is arranged on the right side of the air compression space, a detection space is arranged on the right side of the reciprocating space, a reading space is arranged on the right side of the detection space, a water tank is arranged on the lower side of the reading space, meshing spaces are symmetrically arranged on the left side and the right side of the detection space, a jacking cam space is arranged on the right side of the detection space, a detection device for detecting the oxygen concentration is arranged between the jacking cam space and the two meshing spaces, and the detection device comprises a source motor fixedly arranged, the bottom surface of the source motor is in power connection with a lower motor shaft which is rotationally connected with the top wall of the jacking cam space, the lower motor shaft is fixedly connected with a jacking cam, a fixed slide bar is fixedly connected in the detection space, a left discharge block is fixedly connected on the fixed slide bar, a right discharge block is slidably connected on the fixed slide bar, a tension spring is connected between the right discharge block and the right wall of the detection space, the right discharge block extends rightwards to penetrate through the right wall of the detection space to enter the jacking cam space, the jacking cam space is abutted against the jacking cam, the bottom wall of the detection space is fixedly connected with a placing block, each meshing space is respectively and rotationally connected with a sector gear disc shaft, each sector gear disc shaft is respectively and fixedly connected with a cross belt wheel and a sector gear disc, and a cross belt is connected between the two cross belt wheels, each semi-waterproof box is respectively connected in a sliding manner in each meshing space, a pull-back spring is connected between each semi-waterproof box and one side wall of the detection space, each semi-waterproof box extends towards one side and penetrates through one side wall of the meshing space to enter the detection space, a transmission auxiliary bevel gear is fixedly connected to the sector gear disc shaft on the right side, the top surface of the source motor is in power connection with an upper motor shaft which is rotatably connected with the bottom wall of the meshing space on the right side, a transmission main bevel gear is fixedly connected to the upper motor shaft and is meshed with the transmission auxiliary bevel gear, a battery is fixedly connected to the bottom wall of the detection space, an electric wire is connected between the battery and the left discharge block and the right discharge block, an air valve is fixedly connected to the right wall of the detection space, and a white phosphorus box is fixedly connected to the top wall of the detection space, be equipped with the air exhaust device who is used for bleeding in the air exhaust space, the air compression space be equipped with in the reciprocating space and be used for impressing the device of impressing in the detection space with gas, be equipped with the reading device who is arranged in reading out the oxygen concentration in the suction gas in the reading space, be equipped with the moisturizing device that is used for the moisturizing in the water tank.
Preferably, the air extracting device comprises a power motor fixedly installed on the left wall of the reciprocating space, the left side face of the power motor is in power connection with a left motor shaft rotatably connected with the right wall of the air extracting space, a rotating main gear is fixedly connected to the left motor shaft, an air leakage plate is fixedly connected to the air extracting space, a fan shaft is rotatably connected to the air extracting space, fans are fixedly connected to the fan shaft in a bilateral symmetry mode, a rotating pinion is fixedly connected to the fan shaft, and the rotating pinion is meshed with the rotating main gear.
Preferably, the pressing device comprises a right motor shaft which is arranged between the right side surface of the power motor and the left wall of the reciprocating space in a power-driven mode and is in rotating connection with the right side surface of the power motor, a rotating main bevel gear is fixedly connected on a shaft of the right motor, an eccentric wheel shaft is rotatably connected on the rear wall of the power motor, the front side and the rear side of the eccentric wheel shaft are fixedly connected with an eccentric wheel and a rotating auxiliary bevel gear, the rotating auxiliary bevel gear is meshed with the rotating main bevel gear, the eccentric wheel is hinged with an up-down reciprocating block, the right wall of the reciprocating space is fixedly connected with a base, the left wall of the reciprocating space is hinged with a swinging plate, pulling rods are hinged between the swinging plate and the base as well as between the upper reciprocating block and the lower reciprocating block, the swing plate is hinged with a push rod, the push rod extends leftwards to penetrate through the left wall of the reciprocating space to enter the air compression space, and the push rod is fixedly connected with an air compression plate.
Preferably, the reading device comprises a rotating motor fixedly mounted on the right wall of the reading space, a communicating disc shaft is connected to the rotating motor in a rotating mode and connected with the right wall of the reading space in a rotating mode, a communicating disc is fixedly connected to the communicating disc shaft, a reading rod is connected to the reading space in a sliding mode and extends upwards to penetrate through the top wall of the reading space, a liquid valve is fixedly connected to the bottom wall of the reading space, and a liquid pipe is connected between the reading space and the water tank.
Preferably, the water supplementing device comprises a water pump fixedly mounted on the top wall of the water tank, an electromagnetic reversing valve is fixedly connected to the water pump, an air compression space is connected with an air compression pipe between the reciprocating spaces, and a liquid pipe No. two is connected between the detection space and the water tank.
The invention has the beneficial effects that: the invention relates to equipment for detecting whether a liquid oxygen storage tank leaks, wherein a detection device is arranged in the equipment and can detect the oxygen concentration around the liquid oxygen storage tank so as to judge whether the liquid oxygen storage tank leaks, the risk of oxygen poisoning is greatly reduced, an air exhaust device can pump air into an air compression space without adding air into a worker, the workload of the worker is greatly reduced, the air can be pressed into the detection space by a pressing device to discharge water, the interference detection is avoided, the oxygen content can be read by a reading device, and a water replenishing device can replenish water for the equipment.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure A-A of FIG. 1;
fig. 3 is an enlarged schematic view of B in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a device for detecting whether a liquid oxygen storage tank leaks or not, which comprises a machine body 21, wherein an air extracting space 23 is arranged in the machine body 21, an air compressing space 30 is arranged on the right side of the air extracting space 23, a U-shaped air pipe 27 is connected between the air compressing space 30 and the air extracting space 23, a reciprocating space 36 is arranged on the right side of the air compressing space 30, a detection space 42 is arranged on the right side of the reciprocating space 36, a reading space 47 is arranged on the right side of the detection space 42, a water tank 53 is arranged on the lower side of the reading space 47, engaging spaces 65 are symmetrically arranged on the left side and the right side of the detection space 42, a jacking cam space 78 is arranged on the right side of the detection space 42, a detection device for detecting oxygen concentration is arranged among the detection space 42, the jacking cam space 78 and the two engaging spaces 65, and the detection device comprises a source motor, the source motor 75 bottom surface power be connected with the lower motor shaft 76 that the top moves cam space 78 roof and rotate the connection, fixedly connected with top moves cam 77 down on the motor shaft 76, fixedly connected with fixed slide bar 69 in the detection space 42, fixedly connected with left discharge block 63 on the fixed slide bar 69, fixedly connected with right discharge block 79 on the slide bar 69, right discharge block 79 with be connected with tension spring between the detection space 42 right wall, right discharge block 79 extends right and runs through the right wall that detects space 42 enters into in the top moves cam space 78, top moves cam space 78 with top moves cam 77 butt, detection space 42 diapire fixedly connected with places piece 71, every rotate respectively in the meshing space 65 and be connected with fan-shaped fluted disc axle 67, every fixedly connected with alternately pulley 68 respectively on the fan-shaped fluted disc axle 67, A sector-shaped fluted disc 66, a cross belt is connected between two cross belt wheels 68, a semi-waterproof box 64 is respectively connected in each meshing space 65 in a sliding manner, a pull-back spring is connected between each semi-waterproof box 64 and one side wall of the detection space 42, each semi-waterproof box 64 extends towards one side and penetrates through one side wall of the meshing space 65 to enter the detection space 42, a transmission auxiliary bevel gear 72 is fixedly connected to the sector-shaped fluted disc shaft 67 on the right side, an upper motor shaft 74 which is rotatably connected with the bottom wall of the meshing space 65 on the right side is connected to the top surface of the source motor 75 in a power manner, a transmission main bevel gear 73 is fixedly connected to the upper motor shaft 74, the transmission main bevel gear 73 is meshed with the transmission auxiliary bevel gear 72, a battery 49 is fixedly connected to the bottom wall of the detection space 42, and wires are connected between the battery 49 and the left discharging block 63 and the right discharging block 79, the detection space 42 right wall fixedly connected with pneumatic valve 40, detection space 42 roof fixedly connected with white phosphorus case 41, be equipped with the air exhaust device that is used for bleeding in the space 23 of bleeding, the space 30 of bleeding be equipped with in the reciprocating space 36 and be used for impressing the device into in the detection space 42 with gas, be equipped with the reading device that is arranged in reading out the oxygen concentration in the gas of suction in the reading space 47, be equipped with the moisturizing device that is used for the moisturizing in the water tank 53.
Advantageously, the air extracting device comprises a power motor 39 fixedly installed on the left wall of the reciprocating space 36, the left side surface of the power motor 39 is in power connection with a left motor shaft 29 rotatably connected with the right wall of the air extracting space 23, a rotating main gear 28 is fixedly connected to the left motor shaft 29, an air leakage plate 22 is fixedly connected to the air extracting space 23, a fan shaft 24 is rotatably connected to the air extracting space 23, fans 25 are fixedly connected to the fan shaft 24 in a bilateral symmetry manner, a rotating auxiliary gear 26 is fixedly connected to the fan shaft 24, and the rotating auxiliary gear 26 is meshed with the rotating main gear 28.
Advantageously, the pressing device comprises a right motor shaft 55 which is power-mounted between the right side surface of the power motor 39 and the left wall of the reciprocating space 36 and is rotatably connected, a main rotating bevel gear 59 is fixedly connected to the right motor shaft 55, an eccentric wheel shaft 37 is rotatably connected to the rear wall of the power motor 39, eccentric wheels 38 and auxiliary rotating bevel gears 60 are fixedly connected to the front and rear sides of the eccentric wheel shaft 37, the auxiliary rotating bevel gears 60 are engaged with the main rotating bevel gear 59, up and down reciprocating blocks 34 are hinged to the eccentric wheels 38, a base 35 is fixedly connected to the right wall of the reciprocating space 36, a swinging plate 33 is hinged to the left wall of the reciprocating space 36, pulling rods are hinged between the swinging plate 33 and the base 35 and the up and down reciprocating blocks 34, a pushing rod 32 is hinged to the swinging plate 33, the pushing rod 32 extends leftwards to penetrate through the left wall of the reciprocating space 36 to enter the compressing space 30, the push rod 32 is fixedly connected with a push plate 31.
Advantageously, the reading device comprises a rotating motor 45 fixedly mounted on the right wall of the reading space 47, a communicating disc shaft 44 rotatably connected with the right wall of the reading space 47 is connected in the rotating motor 45 in a power mode, a communicating disc 43 is fixedly connected to the communicating disc shaft 44, a reading rod 46 is connected in the reading space 47 in a sliding mode, the reading rod 46 extends upwards to penetrate through the top wall of the reading space 47, a liquid valve 48 is fixedly connected to the bottom wall of the reading space 47, and a first liquid pipe 52 is connected between the reading space 47 and the water tank 53.
Advantageously, the water replenishing device comprises a water pump 50 fixedly mounted on the top wall of the water tank 53, a solenoid directional valve 51 is fixedly connected to the water pump 50, a compressed air pipe 56 is connected between the compressed air space 30 and the reciprocating space 36, and a second liquid pipe 70 is connected between the detection space 42 and the water tank 53.
The use steps herein are described in detail below with reference to fig. 1-3:
in the initial state, the air pushing plate 31 is positioned at the left side of the air compressing space 30, the two semi-waterproof boxes 64 are closed, and the right discharging block 79 is not close to the left discharging block 63.
When it is necessary to detect whether or not there is a leak, the power motor 39 is reversely started to rotate the left motor shaft 29, thereby rotating the main rotating gear 28, thereby rotating the sub rotating gear 26, thereby rotating the fan shaft 24, thereby rotating the two fans 25, thereby drawing air to the right side of the air compressing space 30 through the U-shaped air pipe 27, starting the electromagnetic directional valve 51, thereby communicating the water tank 53 with the detection space 42, starting the water pump 50, thereby causing water in the water tank 53 to enter the detection space 42 through the second liquid pipe 70 to fill the detection space 42, and the power motor 39 is forwardly started to rotate the right motor shaft 55, thereby rotating the main rotating bevel gear 59, thereby rotating the sub rotating bevel gear 60, thereby rotating the wheel shaft 37, thereby rotating the eccentric wheel 38, thereby moving the up and down reciprocating block 34, thereby swinging the swing plate 33 left and right, thereby moving the gas pushing plate 31 left and right, opening the gas valve 40, thereby allowing gas to enter the detection space 42 through the gas pressing pipe 56, thereby allowing water in the detection space 42 to be pressed back into the water tank 53, starting the electromagnetic directional valve 51, thereby allowing the water tank 53 to communicate with the reading space 47, starting the water pump 50 to energize the liquid valve 48, thereby allowing water in the water tank 53 to enter the reading space 47 through the first liquid pipe 52 to fill the reading space 47, closing the gas valve 40, reversely starting the source motor 75, thereby rotating the upper motor shaft 74, thereby rotating the transmission main bevel gear 73, thereby rotating the transmission auxiliary bevel gear 72, thereby rotating the right sector gear shaft 67, thereby rotating the right cross pulley 68, thereby transmitting power to the left cross pulley 68 through the cross belt, thereby rotating the left sector gear shaft 67, thereby causing rotation of the two toothed scallops 66, thereby disengaging the two toothed scallops 66 from the two semi-watertight boxes 64, so that both sides of the two semi-waterproof cases 64 are moved by the elastic force of the spring, the white phosphorus case 41 is started to drop the white phosphorus on the placing block 71, the source motor 75 is started positively, thereby rotating the lower motor shaft 76, and thus the knock cam 77, so that the right discharge block 79 is moved leftward, so that the left discharge block 63 is close to the right discharge block 79, thereby discharging to ignite the white phosphorus, after the combustion is completed, the rotation motor 45 is started, thereby rotating the communication disc shaft 44, and thus the communication disc 43, so that the reading space 47 communicates with the detection space 42, the water in the reading space 47 enters the detection space 42 due to the pressure, so that the reading rod 46 moves downwards, and the oxygen concentration around the liquid oxygen storage is known.
The invention has the beneficial effects that: the invention relates to equipment for detecting whether a liquid oxygen storage tank leaks, wherein a detection device is arranged in the equipment and can detect the oxygen concentration around the liquid oxygen storage tank so as to judge whether the liquid oxygen storage tank leaks, the risk of oxygen poisoning is greatly reduced, an air exhaust device can pump air into an air compression space without adding air into a worker, the workload of the worker is greatly reduced, the air can be pressed into the detection space by a pressing device to discharge water, the interference detection is avoided, the oxygen content can be read by a reading device, and a water replenishing device can replenish water for the equipment.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an equipment for detecting whether liquid oxygen storage tank leaks which includes the organism, its characterized in that: the oxygen concentration detection device comprises a machine body, wherein an air exhaust space is arranged in the machine body, an air compression space is arranged on the right side of the air exhaust space, a U-shaped air pipe is connected between the air compression space and the air exhaust space, a reciprocating space is arranged on the right side of the air compression space, a detection space is arranged on the right side of the reciprocating space, a reading space is arranged on the right side of the detection space, a water tank is arranged on the lower side of the reading space, meshing spaces are symmetrically arranged on the left side and the right side of the detection space, a jacking cam space is arranged on the right side of the detection space, a detection device for detecting oxygen concentration is arranged between the jacking cam space and the two meshing spaces, the detection device comprises a source motor fixedly arranged on the bottom wall of the meshing space on the right side, the bottom surface of the source motor is in power connection with a lower, the detection device is characterized in that a fixed sliding rod is fixedly connected in the detection space, a left discharging block is fixedly connected on the fixed sliding rod, a right discharging block is slidably connected on the fixed sliding rod, a tension spring is connected between the right discharging block and the right wall of the detection space, the right discharging block extends rightwards to penetrate through the right wall of the detection space to enter the jacking cam space, the jacking cam space is abutted against the jacking cam, a placing block is fixedly connected with the bottom wall of the detection space, a sector-shaped fluted disc shaft is respectively and rotatably connected in each meshing space, a cross belt wheel and a sector-shaped fluted disc are respectively and fixedly connected on each sector-shaped fluted disc shaft, a cross belt is connected between the two cross belt wheels, a semi-waterproof box is respectively and slidably connected in each meshing space, and a pull-back spring is respectively connected between each semi-waterproof box and one side wall of the detection space, each semi-waterproof box extends towards one side and penetrates through one side wall of the meshing space to enter the detection space, a transmission auxiliary bevel gear is fixedly connected to the sector gear plate shaft on the right side, the top surface of the source motor is in power connection with an upper motor shaft which is rotatably connected with the bottom wall of the meshing space on the right side, a transmission main bevel gear is fixedly connected to the upper motor shaft and is meshed with the transmission auxiliary bevel gear, the bottom wall of the detection space is fixedly connected with a battery, an electric wire is connected between the battery and the left discharge block and between the battery and the right discharge block, an air valve is fixedly connected to the right wall of the detection space, a white phosphorus box is fixedly connected to the top wall of the detection space, an air exhaust device for exhausting air is arranged in the air exhaust space, and a press-in device for pressing air into the detection space is arranged in the air compression space and, the reading space is internally provided with a reading device for reading the concentration of oxygen in the pumped gas, and the water tank is internally provided with a water replenishing device for replenishing water.
2. The apparatus for detecting whether a liquid oxygen storage tank is leaking according to claim 1, wherein: the air extracting device comprises a power motor fixedly installed on the left wall of the reciprocating space, the left side face of the power motor is in power connection with a left motor shaft which is rotatably connected with the right wall of the air extracting space, a rotating main gear is fixedly connected to the left motor shaft, an air leakage plate is fixedly connected to the air extracting space, a fan shaft is rotatably connected to the air extracting space, fans are fixedly connected to the fan shaft in a bilateral symmetry mode, a rotating pinion is fixedly connected to the fan shaft, and the rotating pinion is meshed with the rotating main gear.
3. The apparatus for detecting whether a liquid oxygen storage tank is leaking according to claim 1, wherein: the press-in device comprises a right motor shaft which is arranged between the right side surface of the power motor and the left wall of the reciprocating space in a power-driven mode and is in rotating connection with the right side surface of the power motor, a rotating main bevel gear is fixedly connected on a shaft of the right motor, an eccentric wheel shaft is rotatably connected on the rear wall of the power motor, the front side and the rear side of the eccentric wheel shaft are fixedly connected with an eccentric wheel and a rotating auxiliary bevel gear, the rotating auxiliary bevel gear is meshed with the rotating main bevel gear, the eccentric wheel is hinged with an up-down reciprocating block, the right wall of the reciprocating space is fixedly connected with a base, the left wall of the reciprocating space is hinged with a swinging plate, pulling rods are hinged between the swinging plate and the base as well as between the upper reciprocating block and the lower reciprocating block, the swing plate is hinged with a push rod, the push rod extends leftwards to penetrate through the left wall of the reciprocating space to enter the air compression space, and the push rod is fixedly connected with an air compression plate.
4. The apparatus for detecting whether a liquid oxygen storage tank is leaking according to claim 1, wherein: the reading device comprises a rotating motor fixedly installed on the right wall of the reading space, a communicating disc shaft connected with the right wall of the reading space in a rotating mode is connected with the rotating motor in a rotating mode, a communicating disc is fixedly connected to the communicating disc shaft, a reading rod is connected to the reading space in a sliding mode and extends upwards to penetrate through the top wall of the reading space, a liquid valve is fixedly connected to the bottom wall of the reading space, and a liquid pipe is connected between the reading space and the water tank.
5. The apparatus for detecting whether a liquid oxygen storage tank is leaking according to claim 1, wherein: the water supplementing device comprises a water pump fixedly mounted on the top wall of the water tank, an electromagnetic reversing valve is fixedly connected to the water pump, an air compressing space is connected with an air compressing pipe between the air compressing space and the reciprocating space, and a second liquid pipe is connected between the detection space and the water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110050948.8A CN112629781A (en) | 2021-01-14 | 2021-01-14 | Equipment for detecting leakage of liquid oxygen storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110050948.8A CN112629781A (en) | 2021-01-14 | 2021-01-14 | Equipment for detecting leakage of liquid oxygen storage tank |
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| Publication Number | Publication Date |
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| CN112629781A true CN112629781A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110050948.8A Withdrawn CN112629781A (en) | 2021-01-14 | 2021-01-14 | Equipment for detecting leakage of liquid oxygen storage tank |
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| CN (1) | CN112629781A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236968A (en) * | 2021-04-22 | 2021-08-10 | 大连理工大学 | Pretreatment system and method for hydrogen cylinder detection |
-
2021
- 2021-01-14 CN CN202110050948.8A patent/CN112629781A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236968A (en) * | 2021-04-22 | 2021-08-10 | 大连理工大学 | Pretreatment system and method for hydrogen cylinder detection |
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Application publication date: 20210409 |
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