Detection device for detecting appearance of outer wall of gas cylinder

Abstract

The utility model discloses a detection device for detecting the appearance of the outer wall of a gas cylinder, which comprises a detection table arranged in a protruding manner, a vertically arranged gas cylinder body is detachably mounted in the middle of the detection table in a limiting manner, and an annular frame is concentrically and coaxially arranged on the periphery of the detection table; a plurality of vertically arranged telescopic mechanisms are arranged at the bottom of the annular frame around a shaft at equal intervals, the annular frame is in linkage fit with the output ends of the telescopic mechanisms, a plurality of shooting mechanisms are arranged on an inner ring of the annular frame around the shaft at equal intervals, the shooting ends of the shooting mechanisms all point to a gas cylinder body in the radial direction, and a computer is arranged on one side of the detection table. The shooting mechanism and the telescopic mechanism are electrically connected with the computer, the bottle body is shot in a reciprocating mode through the shooting mechanism, whether cracks or damage exists in the appearance or not is automatically recognized through real-time analysis of the computer, and the detection efficiency and the damage assessment accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas production, in particular to a detection device for detecting the appearance of the outer wall of a gas cylinder. Background Art

[0002] In the early stages of the gas production process, various indicators of the gas cylinders will be tested, including the appearance of the gas cylinders. The usual method is to immerse the gas cylinders in water to see if there are bubbles. Then take them out and observe with the naked eye whether there are cracks, dents or other damage on the bottle body.

[0003] The existing gas cylinder air tightness detection device has the following problems during use:

[0004] The damage assessment of gas cylinders is extremely dependent on manpower, especially the human eye. Currently, it mainly relies on human eyes for observation. On the one hand, the detection efficiency is low, and on the other hand, the detection accuracy is poor. Utility Model Content

[0005] The utility model provides a detection device for detecting the appearance of the outer wall of a gas cylinder, aiming to solve the problem that the appearance detection of the gas cylinder relies on manpower, resulting in low detection efficiency and poor accuracy.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0007] The inspection device for inspecting the appearance of the outer wall of a gas cylinder comprises a protruding inspection platform, a vertically placed gas cylinder body being detachably mounted in a middle position of the inspection platform, an annular frame being coaxially and concentrically provided on the periphery of the inspection platform, a plurality of vertically arranged telescopic mechanisms being equally spaced around the axis at the bottom of the annular frame, the annular frame being linked to the output end of the telescopic mechanism, a plurality of photographing mechanisms being equally spaced around the axis on the inner ring of the annular frame, the photographing ends of the photographing mechanisms all being radially directed toward the gas cylinder body, a computer being provided on one side of the inspection platform, and the photographing mechanisms and the telescopic mechanisms being electrically connected to the computer.

[0008] Preferably, the detection platform is a cylinder, and a limiting groove is coaxially and concentrically provided in the middle position of the detection platform, and the bottom of the gas cylinder body is movably embedded in the limiting groove.

[0009] More preferably, a slope is provided on one side of the detection platform, and the slope is inclined radially outward and downward.

[0010] Furthermore, a notch is provided on one side of the annular frame, and the position of the notch corresponds to the position of the slope, and the width of the notch exceeds the width of the slope.

[0011] Furthermore, the number of the telescopic mechanisms is no less than three.

[0012] Specifically, the telescopic mechanism is an electric telescopic rod, the output end of the electric telescopic rod is detachably fixedly matched with the bottom of the annular frame, and the fixed end of the electric telescopic rod is detachably fixedly matched with the ground outside the testing platform.

[0013] More specifically, the number of the shooting mechanisms is no less than three.

[0014] In detail, the shooting mechanism includes a U-shaped mounting piece, which is radially sleeved on the inner ring of the annular frame with its opening facing outward. Both sides of the U-shaped mounting piece are threadedly connected with fasteners, and the U-shaped mounting piece is clamped and fixed with the annular frame through the fasteners. The U-shaped mounting piece is detachably fixed with an identification camera on the side away from the annular frame, and the shooting end of the identification camera is radially pointed toward the gas cylinder body.

[0015] Beneficial effects of the utility model:

[0016] The utility model places the gas cylinder body in the middle position of the detection table, and drives the annular frame to move back and forth up and down through the telescopic mechanism. During one back and forth movement, the shooting mechanism takes a real-time picture of the bottle body and transmits the image information to the computer for recognition in real time. The result can be obtained in one round trip, which greatly improves the detection efficiency. The recognition detection also greatly reduces manpower consumption, automatically recognizes, and improves the accuracy of recognition. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the initial state of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the detection state of the utility model;

[0019] Figure 3 It is an enlarged schematic diagram of the shooting mechanism of the present invention;

[0020] Figure 4 It is an enlarged schematic diagram of the test bench and the annular frame installation structure of the present invention;

[0021] In the figure: 1, testing platform; 101, slope; 102, limit slot;

[0022] 2. Ring frame; 3. Notch;

[0023] 4. Telescopic mechanism; 401. Electric telescopic rod;

[0024] 5. Shooting mechanism; 501. U-shaped mounting member; 502. Fastener; 503. Identification camera;

[0025] 6. Computer; 7. Gas cylinder body. DETAILED DESCRIPTION

[0026] As follows, embodiments are further described with reference to the accompanying drawings.

[0027] like Figures 1 to 4 As shown, as a preferred embodiment 1, a detection device for detecting the appearance of the outer wall of a gas cylinder includes a detection platform 1 with a raised arrangement, a gas cylinder body 7 placed vertically is detachably limitedly installed in the middle position of the detection platform 1, a ring frame 2 is concentrically and coaxially provided on the periphery of the detection platform 1, a plurality of telescopic mechanisms 4 are evenly spaced around the axis and arranged vertically on the bottom of the ring frame 2, the ring frame 2 forms a linkage with the output end of the telescopic mechanism 4, a plurality of shooting mechanisms 5 are evenly spaced around the axis on the inner ring of the ring frame 2, the shooting ends of the shooting mechanisms 5 are all radially directed to the gas cylinder body 7, a computer 6 is provided on one side of the detection platform 1, the shooting mechanisms 5 and the telescopic mechanism 4 are both electrically connected to the computer 6, the gas cylinder body 7 is placed in the middle position of the detection platform 1, and the ring frame 2 is driven to move back and forth up and down by the telescopic mechanism 4. During one back and forth movement, the shooting mechanism 5 takes real-time photos of the bottle body and transmits the image information to the computer 6 for recognition in real time. The result can be obtained in one round trip, which greatly improves the detection efficiency. The recognition detection also greatly reduces manpower consumption, automatically recognizes, and improves the accuracy of recognition.

[0028] The testing platform 1 is a cylinder, and a limiting groove 102 is coaxially and concentrically provided in the middle of the testing platform 1. The bottom of the gas cylinder body 7 is movably embedded in the limiting groove 102 to ensure the stability of the gas cylinder body 7 during testing.

[0029] A slope 101 is provided on one side of the testing platform 1 . The slope 101 is inclined radially outward and downward, so that the gas cylinder body 7 can be easily moved onto the testing platform 1 along the slope 101 .

[0030] A notch 3 is provided on one side of the annular frame 2 , and the position of the notch 3 corresponds to the position of the slope 101 . The width of the notch 3 exceeds the width of the slope 101 , ensuring that the annular frame 2 does not conflict with the slope 101 during movement.

[0031] As a preferred embodiment 2, the number of the telescopic mechanisms 4 is no less than three to ensure the stability of the lifting and reciprocating motion.

[0032] The telescopic mechanism 4 is an electric telescopic rod 401. The electric telescopic rod 401 can be an existing electric telescopic rod with an output distance not less than the height of the gas cylinder body 7. Other existing telescopic structures can also be used as a replacement. The output end of the electric telescopic rod 401 is detachably fixed to the bottom of the annular frame 2, and the fixed end of the electric telescopic rod 401 is detachably fixed to the ground outside the testing platform 1.

[0033] As a preferred embodiment 3, the number of the shooting mechanisms 5 is no less than three to ensure the integrity of the shooting and cover the entire outer side of the bottle as much as possible.

[0034] The shooting mechanism 5 includes a U-shaped mounting member 501, which is radially sleeved on the inner ring of the annular frame 2 with its opening facing outward. Both sides of the U-shaped mounting member 501 are threadedly connected with fasteners 502, and the U-shaped mounting member 501 forms a clamping and fixed fit with the annular frame 2 through the fasteners 502 to ensure the fixed installation of the identification camera 503. The U-shaped mounting member 501 is detachably fixed with the identification camera 503 on the side away from the annular frame 2. The shooting end of the identification camera 503 is radially directed to the gas cylinder body 7. The identification camera 503 can use an existing intelligent identification camera, such as the intelligent identification camera of model AS02.

[0035] The working principle of this utility model:

[0036] The utility model places the gas cylinder body 7 in the middle position of the detection platform 1, and drives the annular frame 2 to move back and forth up and down through the telescopic mechanism 4. During one reciprocating movement, the shooting mechanism 5 takes a real-time picture of the bottle body and transmits the image information to the computer 6 for recognition in real time. The result can be obtained in one round trip, which greatly improves the detection efficiency. The recognition detection also greatly reduces manpower consumption, automatically recognizes, and improves the accuracy of recognition.

Claims

1. A detection device for detecting the appearance of the outer wall of a gas cylinder, characterized in that: The invention comprises a protruding detection platform (1), wherein a gas cylinder body (7) placed vertically is detachably mounted in a middle position of the detection platform (1), an annular frame (2) is coaxially and concentrically provided on the periphery of the detection platform (1), a plurality of telescopic mechanisms (4) arranged vertically are provided at equal intervals around the axis at the bottom of the annular frame (2), the annular frame (2) and the output end of the telescopic mechanism (4) form a linkage, a plurality of shooting mechanisms (5) are provided at equal intervals around the axis on the inner ring of the annular frame (2), the shooting ends of the shooting mechanisms (5) are all radially directed toward the gas cylinder body (7), a computer (6) is provided on one side of the detection platform (1), and the shooting mechanisms (5) and the telescopic mechanisms (4) are both electrically connected to the computer (6).

2. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 1, characterized in that: The testing platform (1) is a cylinder, and a limiting groove (102) is coaxially and concentrically provided at the middle position of the testing platform (1), and the bottom of the gas cylinder body (7) is movably embedded in the limiting groove (102).

3. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 2, characterized in that: A slope (101) is provided on one side of the detection platform (1), and the slope (101) is inclined radially outward and downward.

4. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 3, characterized in that: A notch (3) is provided on one side of the annular frame (2), and the position of the notch (3) corresponds to the position of the slope (101), and the width of the notch (3) exceeds the width of the slope (101).

5. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 4, characterized in that: The number of the telescopic mechanisms (4) is no less than three.

6. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 5, characterized in that: The telescopic mechanism (4) is an electric telescopic rod (401), the output end of the electric telescopic rod (401) is detachably fixedly matched with the bottom of the annular frame (2), and the fixed end of the electric telescopic rod (401) is detachably fixedly matched with the ground outside the detection platform (1).

7. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 6, characterized in that: The number of the shooting mechanisms (5) is no less than three.

8. The detection device for detecting the appearance of the outer wall of a gas cylinder according to claim 7, characterized in that: The photographing mechanism (5) comprises a U-shaped mounting member (501), the U-shaped mounting member (501) being sleeved on the inner ring of the annular frame (2) in a radial direction with its opening facing outward, fasteners (502) being threadedly connected on both sides of the U-shaped mounting member (501), and the U-shaped mounting member (501) is clamped and fixedly matched with the annular frame (2) via the fasteners (502), and an identification camera (503) is detachably fixedly mounted on a side of the U-shaped mounting member (501) away from the annular frame (2), and a photographing end of the identification camera (503) is radially directed toward the gas cylinder body (7).

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