Hydrogen storage cylinder detection device

Abstract

The utility model provides a kind of hydrogen storage cylinder detection device.The kind of hydrogen storage cylinder detection device includes: frame, sealing cover, sealing detection barrel, drive mechanism, the sealing cover is movably connected with frame, the sealing detection barrel is movably connected with frame, the drive mechanism is fixedly connected in frame top;The sealing cover includes sealing lifting ring, rotary disc, four lifting shaft sleeves are fixedly connected with lifting ring lateral equidistance, adaptive groove is opened in the inboard of lifting ring, the rotary disc is rotatably connected in adaptive groove, the rotary disc top is fixedly connected with air pump, the rotary disc bottom is fixedly connected with lower pressing plate, the rotary disc top is fixedly connected with pressure gauge.The utility model provides a kind of hydrogen storage cylinder detection device using rotatable sealing detection barrel, detection personnel can rotate sealing detection barrel in time in cylinder detection process, change observation visual angle, check whether hydrogen storage cylinder surface has bubble generation omnidirectionally without dead angle.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen storage cylinder technical field especially relates to a hydrogen storage cylinder detection device. BACKGROUND

[0002] At present, the common hydrogen storage cylinder detection means adopts water immersion method, that is, the hydrogen storage cylinder is placed in a fixed detection barrel, then water is injected into the barrel to immerse the cylinder, then the gas in the detection barrel is sucked, and whether the cylinder leaks is judged by observing whether bubbles come out of the water.

[0003] However, the traditional fixed detection barrel has many disadvantages. On the one hand, since the detection barrel is fixed, the detection personnel can only observe the surface of the cylinder within a limited visual range, and it is difficult to fully and clearly check the leakage condition of the cylinder parts at a deep position in the detection barrel or close to the edge of the barrel wall, which easily causes omission of small leakage points and lays a safety hazard for subsequent hydrogen use. On the other hand, in actual operation, it is not easy to ensure that the hydrogen storage cylinder is completely immersed in water, because the shape and size of the cylinder are different, the structure of the fixed detection barrel lacks flexibility, and the detection result is inaccurate, and the sealing performance of the whole cylinder cannot be accurately judged.

[0004] Therefore, it is necessary to provide a hydrogen storage cylinder detection device to solve the above technical problems. UTILITY MODEL CONTENTS

[0005] The utility model provides a hydrogen storage cylinder detection device, solves the problem raised in the above background art.

[0006] In order to solve the above technical problems, the utility model provides a hydrogen storage cylinder detection device, which comprises a frame, a sealing cover body, a sealing detection barrel and a driving mechanism, the sealing cover body is movably connected with the frame, the sealing detection barrel is movably connected with the frame, and the driving mechanism is fixedly connected to the top of the frame.

[0007] The sealing cover body comprises a sealing lifting ring and a rotating disc, four lifting shaft sleeves are fixedly connected to the side surface of the sealing lifting ring at equal intervals, an adaptive groove is formed in the inner side of the sealing lifting ring, the rotating disc is rotatably connected in the adaptive groove, a gas pump is fixedly connected to the top of the rotating disc, a lower pressing plate is fixedly connected to the bottom of the rotating disc, and a pressure gauge is fixedly connected to the top of the rotating disc.

[0008] Preferably, the frame comprises an upper plate, a lower plate and four supporting columns, the supporting columns are located between the upper plate and the lower plate, a limiting disc is fixedly connected to the surface of the middle of the four supporting columns, a rotating groove is formed in the top of the lower plate, and a driving hole is formed in the top of the upper plate.

[0009] Preferably, the sealing detection barrel comprises a barrel body, a limiting installation ring, a limiting plate, limiting cylinders, the limiting installation ring is fixedly connected to the inside of the barrel body, the limiting plate is installed in the inside of the barrel body, a plurality of limiting cylinders are fixedly connected to the limiting plate, a sealing strip is fixedly connected to the barrel along of the barrel body, and a plurality of push blocks are fixedly connected to the outer surface of the barrel body.

[0010] Preferably, the driving mechanism comprises a hydraulic cylinder, a hydraulic rod and a connecting frame, the hydraulic rod is fixedly connected to the driving end of the hydraulic cylinder, and the connecting frame is fixedly connected to the bottom of the hydraulic rod.

[0011] Preferably, the four lifting shaft sleeves are matched with the four supporting columns respectively, and the rotating disc is matched with the barrel along of the barrel body.

[0012] Preferably, the barrel body, the limiting plate and the limiting cylinder are all made of transparent acrylic material, the sealing strip is made of rubber, and the bottom of the barrel body is matched with the rotating groove.

[0013] Preferably, the hydraulic cylinder is installed on the top of the upper plate, and the connecting frame is fixedly connected to the top of the sealing lifting ring.

[0014] Compared with the related art, the hydrogen storage cylinder detection device has the following beneficial effects:

[0015] Beneficial effect one: the rotatable sealing detection barrel is adopted, so that the detection personnel can rotate the sealing detection barrel at any time during the cylinder detection process, change the observation visual angle, and check whether bubbles are generated on the surface of the hydrogen storage cylinder in all directions without dead angle. The visual blind area of the traditional detection mode, such as the edge of the barrel wall, can be clearly exposed in the field of view of the detection personnel, the omission of the small leakage point is effectively avoided, the accuracy of the detection is greatly improved, and the safety foundation for hydrogen energy use is built.

[0016] Beneficial effect two: through reasonable design, it is ensured that the hydrogen storage cylinder can be completely immersed in water when air is injected into the sealing detection barrel. The design fully considers the characteristics of the light weight and various specifications of the hydrogen storage cylinder, can adaptively adjust the immersion state, can effectively offset the water flow impact and the influence of buoyancy when air is injected into the detection barrel, can ensure that the light weight cylinder is always in a stable state in the barrel, can avoid displacement and inclination, can realize complete immersion, can ensure that all parts of the cylinder are uniformly covered by water, can accurately test the overall sealing performance of the cylinder, and can make the detection result real and reliable, and truly reflect the quality of the cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of a preferred embodiment of the hydrogen storage cylinder detection device.

[0018] Figure 2 It is a structure schematic view of the frame of the utility model;

[0019] Figure 3 It is a structure schematic view of the sealing cover body of the utility model;

[0020] Figure 4 It is a structure schematic view of the sealing detection barrel of the utility model;

[0021] Figure 5 It is a structure schematic view of the driving mechanism of the utility model.

[0022] The figure mark: 1, frame; 101, upper plate; 102, lower plate; 103, support column; 104, limit disc; 105, rotary groove; 106, driving hole; 2, sealing cover body; 201, sealing lifting ring; 202, lifting shaft sleeve; 203, adaptive groove; 204, rotary disc; 205, air pump; 206, lower pressing plate; 207, pressure gauge; 3, sealing detection barrel; 301, barrel body; 302, limit installation ring; 303, limit plate; 304, limit cylinder; 305, sealing strip; 306, shift block; 4, driving mechanism; 401, hydraulic cylinder; 402, hydraulic rod; 403, connecting frame. DETAILED DESCRIPTION

[0023] The utility model will be further described below in combination with the drawings and embodiment.

[0024] Please combine with reference Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5 Among them, Figure 1 It is a structure schematic view of a preferred embodiment of a hydrogen storage cylinder detection device provided by the utility model; Figure 2 It is a structure schematic view of the frame of the utility model; Figure 3 It is a structure schematic view of the sealing cover body of the utility model; Figure 4 It is a structure schematic view of the sealing detection barrel of the utility model; Figure 5 It is a structure schematic view of the driving mechanism of the utility model. A hydrogen storage cylinder detection device includes: frame 1, sealing cover body 2, sealing detection barrel 3, driving mechanism 4, sealing cover body 2 is movably connected with frame 1, sealing detection barrel 3 is movably connected with frame 1, and driving mechanism 4 is fixedly connected to the top of frame 1;

[0025] The sealing cover 2 comprises a sealing lifting ring 201, a rotating disc 204, four lifting shaft sleeves 202 are fixedly connected to the side of the sealing lifting ring 201 at equal intervals, an adaptive groove 203 is formed in the inner side of the sealing lifting ring 201, the rotating disc 204 is rotationally connected in the adaptive groove 203, a gas pump 205 is fixedly connected to the top of the rotating disc 204, a pressing plate 206 is fixedly connected to the bottom of the rotating disc 204, a pressure gauge 207 is fixedly connected to the top of the rotating disc 204, when the side leakage detection of the hydrogen storage cylinder is carried out, the sealing detection barrel 3 is filled with water of a proper depth, the hydrogen storage cylinder to be sampled is placed in the limiting cylinder 304 on the limiting plate 303, the hydrogen storage cylinder can stand straight due to its light weight and the limiting cylinder 304, the hydraulic cylinder 401 in the driving mechanism 4 drives the hydraulic rod 402 to move downward, the connecting frame 403 drives the sealing cover 2 to move downward until the rotating disc 204 contacts the barrel rim, the sealing performance is ensured by the sealing strip 305, the pressing plate 206 presses downward to press the hydrogen storage cylinder under the water surface, the water surface moves upward to immerse the top of the hydrogen storage cylinder, the gas pump 205 is started to inhale the gas in the barrel, the barrel body 301 can be rotated by the rotating block 306, whether bubbles are generated is checked, if bubbles are generated, it indicates that the sealing performance of the hydrogen storage cylinder is not good.

[0026] The frame 1 comprises an upper plate 101, a lower plate 102 and four support columns 103, the support columns 103 are located between the upper plate 101 and the lower plate 102, a limiting disc 104 is fixedly connected to the surface of the middle of the four support columns 103, a rotating groove 105 is formed in the top of the lower plate 102, a driving hole 106 is formed in the top of the upper plate 101, and the rotating groove 105 ensures that the barrel body 301 can rotate normally.

[0027] The sealing detection barrel 3 comprises a barrel body 301, a limiting installation ring 302, a limiting plate 303 and limiting cylinders 304, the limiting installation ring 302 is fixedly connected to the inside of the barrel body 301, the limiting plate 303 is installed in the inside of the barrel body 301, a plurality of limiting cylinders 304 are fixedly connected to the limiting plate 303, a sealing strip 305 is fixedly connected to the barrel rim of the barrel body 301, a plurality of rotating blocks 306 are fixedly connected to the outer surface of the barrel body 301, the limiting plate 303 can be replaced according to the type of the hydrogen storage cylinder, and the limiting plate 303 is lapped on the limiting installation ring 302.

[0028] The driving mechanism 4 comprises a hydraulic cylinder 401, a hydraulic rod 402 and a connecting frame 403, the hydraulic rod 402 is fixedly connected to the driving end of the hydraulic cylinder 401, the connecting frame 403 is fixedly connected to the bottom of the hydraulic rod 402, and the connecting frame 403 is fixedly connected to the sealing lifting ring 201, when the connecting frame 403 moves downward, the sealing cover 2 moves downward, and the rotating disc 204 tightly seals the barrel rim.

[0029] The four lifting shaft sleeves 202 are respectively matched with the four support columns 103, the rotating disc 204 is matched with the barrel rim of the barrel body 301, and the matching of the lifting shaft sleeve 202 and the support column 103 ensures that the sealing cover 2 moves vertically downward.

[0030] The barrel body 301, the limiting plate 303 and the limiting cylinder 304 are made of transparent acrylic material, the sealing strip 305 is made of rubber, the bottom of the barrel body 301 is matched with the rotating groove 105, and the transparent acrylic material can ensure that the observer can better observe whether bubbles are generated.

[0031] The hydraulic cylinder 401 is installed at the top of the upper plate 101, the connecting frame 403 is fixedly connected with the top of the sealing lifting ring 201, the hydraulic cylinder 401 is installed above the driving hole 106, and the hydraulic rod 402 slides in the driving hole 106.

[0032] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process conversion or direct or indirect application in other related technical fields by using the content of the present application specification and drawings is also included in the patent protection range of the present application.

Claims

1. A hydrogen storage cylinder detection device, characterized in that, Include: Frame (1), sealing cover (2), sealing detection barrel (3), drive mechanism (4), the sealing cover (2) is movably connected with frame (1), the sealing detection barrel (3) is movably connected with frame (1), the drive mechanism (4) is fixedly connected to the top of frame (1); The sealing cover (2) includes sealing lifting ring (201), rotary disc (204), four lifting shaft sleeves (202) are equidistantly fixedly connected on the side surface of sealing lifting ring (201), an adaptive groove (203) is formed in the inner side of sealing lifting ring (201), the rotary disc (204) is rotatably connected in the adaptive groove (203), the air pump (205) is fixedly connected to the top of rotary disc (204), the lower pressing plate (206) is fixedly connected to the bottom of rotary disc (204), the pressure gauge (207) is fixedly connected to the top of rotary disc (204).

2. The hydrogen storage cylinder detection device according to claim 1, wherein The frame (1) includes upper plate (101), lower plate (102), four support columns (103), the support column (103) is located between the upper plate (101) and the lower plate (102), the four support columns (103) are fixedly connected with limit disc (104) in the middle of the surface, the rotary groove (105) is formed in the top of lower plate (102), the drive hole (106) is formed in the top of upper plate (101).

3. The hydrogen storage cylinder detection device according to claim 1, wherein The sealing detection barrel (3) includes barrel body (301), limit installation ring (302), limit plate (303), limit cylinder (304), the limit installation ring (302) is fixedly connected inside the barrel body (301), the limit plate (303) is installed inside the barrel body (301), a plurality of limit cylinders (304) are fixedly connected on the limit plate (303), the sealing strip (305) is fixedly connected to the barrel along of barrel body (301), a plurality of shift blocks (306) are fixedly connected to the outer surface of barrel body (301).

4. The hydrogen storage cylinder detection device according to claim 1, wherein The drive mechanism (4) includes hydraulic cylinder (401), hydraulic rod (402), connecting frame (403), the hydraulic rod (402) is fixedly connected to the drive end of hydraulic cylinder (401), the connecting frame (403) is fixedly connected to the bottom of hydraulic rod (402).

5. The hydrogen storage cylinder detection device according to claim 1, wherein Four lifting shaft sleeves (202) are respectively matched with four support columns (103), the rotary disc (204) is matched with the barrel along of barrel body (301).

6. The hydrogen storage cylinder detection device according to claim 3, characterized in that, The barrel body (301), limit plate (303), limit cylinder (304) are all transparent acrylic materials, the sealing strip (305) is made of rubber, the bottom of barrel body (301) is matched with rotary groove (105).

7. The hydrogen storage cylinder detection device according to claim 4, wherein The hydraulic cylinder (401) is installed on the top of upper plate (101), and the connecting frame (403) is fixedly connected with the top of sealing lifting ring (201).

Images