CN113916109B - LNG gas cylinder detector - Google Patents
LNG gas cylinder detector Download PDFInfo
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- CN113916109B CN113916109B CN202111027198.9A CN202111027198A CN113916109B CN 113916109 B CN113916109 B CN 113916109B CN 202111027198 A CN202111027198 A CN 202111027198A CN 113916109 B CN113916109 B CN 113916109B
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 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
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of gas cylinder detection, in particular to an LNG gas cylinder detector, which aims at solving the problem that the flatness detection technology of the inner wall of a gas cylinder is deficient by the existing gas cylinder detection equipment. In the rotating process of the centrifugal measuring mechanism, due to the centrifugal force, the measuring machine box is unfolded, the flatness of the inner wall can be detected through the contact rolling of the measuring roller and the inner wall, whether the inside of the gas cylinder is completely flat or not can be judged through the identification effect of the vibration sensor, the centrifugal measuring mechanism is based on the principle of parallelogram, and the flatness detection of the gas cylinders with different inner diameters can be applied through the parallel principle of the first offset rod and the second offset rod.
Description
Technical Field
The invention relates to the technical field of gas cylinder detection, in particular to an LNG gas cylinder detector.
Background
The gas cylinder is a movable pressure container which can be repeatedly inflated and used at normal ambient temperature (-40-60 ℃), has a nominal working pressure of more than or equal to 0.2MPa (gauge pressure), and has a product of pressure and volume of more than or equal to 1.0 MPa.L and contains gas, liquefied gas and liquid with a normal boiling point of 60 ℃ or lower. The gas cylinder is widely applied, and the gas cylinder is almost not separated in the production field or the living field.
In the use scene of the existing gas cylinder, the gas cylinder can store and transport gas, the rigidity requirement of the gas cylinder is very important, but the existing gas cylinder has the following problems in the detection process: the prior art for detecting the gas cylinder mainly detects the diameter, the external material and the flatness, but the flatness of the inner wall of the gas cylinder and the detection process of the inner diameter are very troublesome, and the prior art is not easy to solve the problems, so that an LNG gas cylinder detector is needed to solve the problems.
Disclosure of Invention
Based on the technical problem that the existing gas cylinder detection equipment lacks in flatness detection technology of the inner wall of a gas cylinder, the invention provides an LNG gas cylinder detector.
The LNG gas cylinder detector comprises a support frame, a driving fixing frame and a main machine seat, wherein the support frame is fixed at the top of the main machine seat through bolts, the driving fixing frame is fixed at one end of the top of the main machine seat through bolts, a first hole is formed in the top of one end of the driving fixing frame, a rotating disc is fixed between inner walls of two ends of the driving fixing frame and positioned in the first hole through a bearing, a clamping machine rotating shaft buckle is fixed at one end of the rotating disc, a centrifugal measuring mechanism is fixed at one end of the clamping machine rotating shaft buckle, vertically arranged clamping mechanisms are arranged at two sides of the top of the support frame, and a supporting rotating mechanism is fixed at the top of the support frame.
Preferably, the clamping mechanism comprises clamping frames hinged to two ends of the top of the supporting frame, and auxiliary clamping wheels are fixed to two sides of the clamping frames, which are close to each other, through bearings.
Preferably, the supporting and rotating mechanism comprises four rectangular square grooves formed in the top of the supporting frame in an array mode, and two supporting rollers which are horizontally arranged are fixed between the inner walls of two sides of each square groove through bearings.
Preferably, one of them supporting roller that is located support frame bottom position is fixed with detects the pivot, and the one end inner wall of support frame is through the bolt fastening, the output shaft of private clothes motor cup joints mutually through detecting the belt with detecting the pivot, and the output shaft of private clothes motor and the synchronous rotation of detecting the pivot.
Preferably, the centrifugal measurement mechanism further comprises a rotation middle rod which is horizontally arranged, one end position of the rotation middle rod is fixed with one end position of the rotating shaft buckle of the clamping machine, and the circumference outer wall of the rotation middle rod is provided with three circumference array containing grooves.
Preferably, a fixed end block is fixed at one end position of the storage groove through a bolt, a first offset rod and a second offset rod are hinged at one end position of the fixed end block, the first offset rod and the second offset rod are kept parallel, one end position of the first offset rod and one end position of the second offset rod are hinged with the same measuring machine box, three shrinkage springs are fixed at one middle position of one side of the second offset rod, which is close to the storage groove, and the other ends of the three shrinkage springs are respectively connected with the inner walls of the three storage grooves.
Preferably, the two end positions of the inner wall of the bottom of the measuring machine box are fixedly provided with spring seats which are vertically arranged through bolts, one measuring roller is fixed between the tops of one ends of the two spring seats through bearings, and the top of the outer wall of the circumference of the measuring roller is higher than the top position of the measuring machine box.
Preferably, the same vibration sensor which is vertically arranged is fixed between the top inner wall and the bottom inner wall of the spring seat through bolts.
Preferably, a driving motor is fixed at the bottom of the driving fixing frame at one end of the top of the main machine seat through bolts, driving belt pulleys are fixed at two ends of an output shaft of the driving motor, and a first transmission belt is sleeved between the rotating disc inside the driving fixing frame and the driving belt pulley at one end of the rotating disc.
Preferably, the electric putter has been handed over to one end position of main frame top one side, and the top of electric putter articulates there is the driven machine case of level setting, the output shaft of driven machine case has the drive roller wheel of level setting through the bolt fastening, the same second drive belt has been cup jointed between the driving roller of driven machine case and another drive belt pulley.
The beneficial effects of the invention are as follows:
1. This LNG gas cylinder detector carries out pivoted process through the centrifugal measurement mechanism that sets up, because centrifugal force, the measuring machine box is expanded, rolls through measuring running roller and inner wall contact, can detect the roughness of inner wall and can carry out the effect of discernment through vibration sensor and judge whether the inside of gas cylinder is complete level and smooth, and centrifugal measurement mechanism is parallelogram's principle, can be suitable for the roughness detection of different internal diameter gas cylinders through the parallel principle of first offset pole and second offset pole.
2. The LNG gas cylinder detector can realize the driving of the gas cylinder and the driving of the centrifugal measuring mechanism through the transmission output of the two ends of the output shaft of the motor of the driving mechanism.
3. According to the LNG gas cylinder detector, in the set external measurement process, the rotation of the detection rotating shaft is driven through the rotation of the support roller, so that the rotation process of the servo motor is driven, and the external diameter measurement process can be realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an LNG cylinder detector according to the present invention;
fig. 2 is a schematic diagram of a centrifugal measurement mechanism of an LNG cylinder detector according to the present invention;
Fig. 3 is a schematic diagram of an inner surface flatness detecting structure of an LNG cylinder detector according to the present invention;
fig. 4 is a schematic diagram of an external diameter data measurement structure of an LNG cylinder detector according to the present invention.
In the figure: the device comprises a supporting roller, a supporting frame 2, a clamping frame 3, an auxiliary clamping wheel 4, a centrifugal measuring mechanism 5, a storage groove 501, a shrinkage spring 502, a rotating middle rod 503, a fixed end block 504, a first offset rod 505, a second offset rod 506, a measuring roller 507, a measuring machine box 508, a clamping rotating shaft buckle 6, a driving fixing frame 7, a first driving belt 8, a driving motor 9, a driven machine box 10, a driving roller 11, an electric push rod 12, a second driving belt 13, a driving belt 14, a main machine seat 15, a vibration sensor 16, a spring seat 17, a servo motor 18 and a detection rotating shaft 19.
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.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-4, an LNG gas cylinder detector, which comprises a supporting frame 2, a driving fixing frame 7 and a main machine base 15, wherein the supporting frame 2 is fixed at the top position of the main machine base 15 through bolts, the driving fixing frame 7 is fixed at the top one end position of the main machine base 15 through bolts, a first hole is formed at the top of one end of the driving fixing frame 7, a rotating disc is fixed in the inner part of the first hole between the inner walls of the two ends of the driving fixing frame 7 through a bearing, a clamping machine rotating shaft buckle 6 is fixed at one end position of the rotating disc, a centrifugal measuring mechanism 5 is fixed at one end position of the clamping machine rotating shaft buckle 6, a vertically arranged clamping mechanism is arranged at two sides of the top of the supporting frame 2, and a supporting rotating mechanism is fixed at the top position of the supporting frame 2.
In the invention, the clamping mechanism comprises clamping frames 3 hinged at two ends of the top of a supporting frame 2, auxiliary clamping wheels 4 are fixed at one side position of the two clamping frames 3, which are close to each other, through bearings, the supporting and rotating mechanism comprises four rectangular square grooves formed in an array at the top of the supporting frame 2, two horizontally arranged supporting rollers 1 are fixed between the inner walls of the two sides of the four square grooves through bearings, a detection rotating shaft 19 is fixed on one supporting roller 1 positioned at the bottom of the supporting frame 2, a private clothes motor 18 is fixed on one end inner wall of the supporting frame 2 through bolts, an output shaft of the private clothes motor 18 is sheathed with the detection rotating shaft 19 through a detection belt, an output shaft of the private clothes motor 18 and the detection rotating shaft 19 synchronously rotate, the centrifugal measuring mechanism 5 also comprises a rotating middle rod 503 which is horizontally arranged, the rotating middle rod 503 is fixed with one end position of a clamping machine rotating shaft buckle 6, the circumference outer wall of the rotating middle rod 503 is provided with three circumference array containing grooves 501, one end position of the containing grooves 501 is fixed with a fixed end block 504 through bolts, one end position of the fixed end block 504 is hinged with a first offset rod 505 and a second offset rod 506, the first offset rod 505 and the second offset rod 506 are kept parallel, one end position of the first offset rod 505 and one end position of the second offset rod 506 are hinged with a same measuring machine box 508, one middle position of one side of the three second offset rods 506 close to the containing grooves 501 is fixed with a contraction spring 502, the other ends of the three contraction springs 502 are respectively connected with the inner walls of the three containing grooves 501, two end positions of the bottom inner walls of the measuring machine box 508 are fixed with vertically arranged spring seats 17 through bolts, one measuring roller 507 is fixed between one end tops of the two spring seats 17 through bearings, the circumference outer wall top of measuring roller 507 is higher than the top position of measuring box 508, be fixed with the vibration sensor 16 of same vertical setting through the bolt between the top inner wall of spring holder 17 and the bottom inner wall, the top one end of host computer seat 15 is located the bottom position of drive mount 7 and is fixed with driving motor 9 through the bolt, and driving motor 9's output shaft both ends all are fixed with driving belt pulley 14, the inside rolling disc of driving mount 7 has cup jointed same first drive belt 8 with driving belt pulley 14 of one end, the handing-over of one end position of host computer seat 15 top one side has electric putter 12, and electric putter's 12 top articulates has the driven machine case 10 of level setting, driven machine case 10's output shaft has the drive roller 11 of level setting through the bolt fastening, cup joint same second drive belt 13 between driven machine case 10's driving roller and another driving belt pulley 14.
The invention is used when: during the use, operating personnel inserts the open position of gas cylinder towards centrifugal measurement mechanism 5's inside, and the support frame 2 of bottom can prop up the gas cylinder is stable, can guarantee pivoted process through supporting roller 1, turn over the holder 3 inwards and can realize fixing the effect with the gas cylinder centre gripping through supplementary grip pulley 4, control electric putter 12's rise can make the circumference outer wall of drive roller wheel 11 and the outer wall contact of gas cylinder be used for driving the gas cylinder and rotate, in the testing process, the gas cylinder is through driving rotation, and the rotation of joint pivot buckle 6 can make centrifugal measurement mechanism 5 carry out pivoted process, owing to centrifugal force, measuring machine box 508 expands, through measuring roller 507 and inner wall contact roll, can detect the roughness of inner wall and can carry out the effect of discernment and judge whether the inside of gas cylinder is complete level and smooth through vibration sensor 16, in the outside measuring process, drive the rotation of detecting pivot 19 through supporting roller 1's rotation, and then the rotation process of driving servo motor 18, can realize outside diameter measuring process.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a LNG gas cylinder detector, includes support frame (2), drive mount (7) and host computer seat (15), its characterized in that, support frame (2) are fixed in the top position of host computer seat (15) through the bolt, drive mount (7) are fixed in the top one end position of host computer seat (15) through the bolt, first hole has been seted up at the one end top of drive mount (7), is located the inside of first hole between the both ends inner wall of drive mount (7) and is fixed with the rolling disc through the bearing, and the one end position of rolling disc is fixed with card machine pivot knot (6), the one end position of card machine pivot knot (6) is fixed with centrifugal measurement mechanism (5), the top both sides position of support frame (2) is provided with the fixture of vertical setting, the top position of support frame (2) is fixed with and supports rotary mechanism;
The centrifugal measurement mechanism (5) further comprises a rotating middle rod (503) which is horizontally arranged, the rotating middle rod (503) is fixed with one end of the clamping machine rotating shaft buckle (6), and three storage grooves (501) which are arranged in a circumferential array are formed in the circumferential outer wall of the rotating middle rod (503);
a fixed end block (504) is fixed at one end position of the storage groove (501) through a bolt, a first offset rod (505) and a second offset rod (506) are hinged at one end position of the fixed end block (504), the first offset rod (505) and the second offset rod (506) are kept parallel, one end position of the first offset rod (505) and one end position of the second offset rod (506) are hinged with the same measuring machine box (508), shrinkage springs (502) are fixed at the middle position of one side, close to the storage groove (501), of the three second offset rods (506), and the other ends of the three shrinkage springs (502) are connected with the inner walls of the three storage grooves (501) respectively;
Two end positions of the inner wall of the bottom of the measuring machine box (508) are fixedly provided with spring seats (17) which are vertically arranged through bolts, one measuring roller (507) is fixed between the tops of one ends of the two spring seats (17) through a bearing, and the top of the outer wall of the circumference of the measuring roller (507) is higher than the top position of the measuring machine box (508);
the vibration sensor (16) which is arranged vertically is fixed between the top inner wall and the bottom inner wall of the spring seat (17) through bolts.
2. The LNG gas cylinder detector according to claim 1, wherein the clamping mechanism comprises clamping frames (3) hinged to two ends of the top of the supporting frame (2), and auxiliary clamping wheels (4) are fixed to the two adjacent side positions of the clamping frames (3) through bearings.
3. The LNG gas cylinder detector according to claim 1, wherein the supporting and rotating mechanism comprises four rectangular square grooves formed in an array at the top of the supporting frame (2), and two horizontally arranged supporting rollers (1) are fixed between the inner walls of two sides of the four square grooves through bearings.
4. An LNG gas cylinder detector according to claim 3, characterized in that one of the supporting rollers (1) located at the bottom of the supporting frame (2) is fixed with a detecting rotating shaft (19), and the inner wall of one end of the supporting frame (2) is fixed with a servo motor (18) through a bolt, the output shaft of the servo motor (18) is sleeved with the detecting rotating shaft (19) through a detecting belt, and the output shaft of the servo motor (18) and the detecting rotating shaft (19) synchronously rotate.
5. The LNG gas cylinder detector according to claim 1, wherein a driving motor (9) is fixed at the bottom of the driving fixing frame (7) at one end of the top of the main machine base (15), driving belt pulleys (14) are fixed at two ends of an output shaft of the driving motor (9), and a first transmission belt (8) is sleeved on the rotating disc inside the driving fixing frame (7) and the driving belt pulley (14) at one end.
6. The LNG gas cylinder detector according to claim 1, wherein an electric push rod (12) is connected to one end position of one side of the top of the main machine seat (15), a driven machine case (10) which is horizontally arranged is hinged to the top of the electric push rod (12), a driving roller wheel (11) which is horizontally arranged is fixed to an output shaft of the driven machine case (10) through bolts, and the same second driving belt (13) is sleeved between a driving roller of the driven machine case (10) and another driving belt pulley (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027198.9A CN113916109B (en) | 2021-09-02 | LNG gas cylinder detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027198.9A CN113916109B (en) | 2021-09-02 | LNG gas cylinder detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113916109A CN113916109A (en) | 2022-01-11 |
| CN113916109B true CN113916109B (en) | 2024-07-02 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211696221U (en) * | 2020-03-17 | 2020-10-16 | 江苏探索者水下通信设备有限公司 | Smoothness detection device for inner wall of communication pipeline |
| KR102193926B1 (en) * | 2020-06-05 | 2020-12-22 | 백두산 | An apparatus for measuring tank of hydrogen |
| CN113155955A (en) * | 2021-05-25 | 2021-07-23 | 江苏省特种设备安全监督检验研究院 | Detection device and detection method for carbon fiber wound hydrogen storage cylinder liner |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211696221U (en) * | 2020-03-17 | 2020-10-16 | 江苏探索者水下通信设备有限公司 | Smoothness detection device for inner wall of communication pipeline |
| KR102193926B1 (en) * | 2020-06-05 | 2020-12-22 | 백두산 | An apparatus for measuring tank of hydrogen |
| CN113155955A (en) * | 2021-05-25 | 2021-07-23 | 江苏省特种设备安全监督检验研究院 | Detection device and detection method for carbon fiber wound hydrogen storage cylinder liner |
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