Safe replacement device for gas filling pipeline

Abstract

The utility model relates to the technical field of safe replacement of gas filling pipelines, in particular to a safe replacement device of a gas filling pipeline, which is provided with a clamping mechanism and a driving mechanism, so that a gas inlet and a gas outlet can be sealed more firmly and comprehensively in the safe replacement process of the gas filling pipeline, and the safety of the gas filling pipeline is improved. The gas leakage is reduced; comprising a detection mechanism; the device further comprises two clamping mechanisms, two driving mechanisms and a fixing mechanism, the two clamping mechanisms are installed on the detection mechanism, the two driving mechanisms are installed on the detection mechanism, each driving mechanism is connected with one clamping mechanism, and the fixing mechanism is installed at the upper end of the detection mechanism. The detecting mechanism is used for detecting, the clamping mechanism is used for clamping, the driving mechanism is used for driving the clamping mechanism, and the fixing mechanism is used for fixing.

Description

Technical Field

[0001] The utility model relates to the technical field of safe replacement of gas filling pipelines, in particular to a safe replacement device for gas filling pipelines. Background Art

[0002] After a hundred years of development, the gas industry, as an important branch of the gas industry circulation, gas filling, is still mostly in the manual stage. Whether it is cylinder handling, cylinder loading and unloading, hose loading and unloading, or valve / equipment operation, a safe replacement device for gas filling pipelines is needed to ensure the safety of operators.

[0003] In the existing safety replacement devices for gas filling pipes, for example, a safety replacement device for gas filling pipes disclosed in the utility model patent with application number 202320366216.4, a pipe fixing mechanism and a cylinder fixing mechanism are installed on the bracket of the utility model. The pipe is fixed in it through the pipe fixing mechanisms at both ends of the airflow detection chamber, and the first bolt is adjusted to allow the first elastic rubber ring in the first clamping plate to clamp the pipe to ensure that the pipe will not burst and injure people during replacement due to excessive airflow. Through the cylinder fixing mechanism, when filling the cylinder with gas, the stability of the cylinder is ensured, so that the operator is safer at work. While ensuring the safety of the safety replacement device for the gas filling pipe, it can adapt to pipes and cylinders of different sizes, and its practicality is also improved.

[0004] However, during the safe replacement of the gas filling pipeline, intermittent clamping will cause wrinkles in the rubber ring, resulting in incomplete sealing and air leakage. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a safe replacement device for a gas filling pipeline, which is equipped with a clamping mechanism and a driving mechanism, so that during the safe replacement process of the gas filling pipeline, the gas inlet and outlet can be more tightly and comprehensively sealed to reduce gas leakage.

[0006] The utility model discloses a safe replacement device for a gas filling pipeline, comprising a detection mechanism; two groups of clamping mechanisms, two groups of driving mechanisms and a fixing mechanism, wherein the two groups of clamping mechanisms are mounted on the detection mechanism, the two groups of driving mechanisms are mounted on the detection mechanism, and each group of driving mechanisms is connected to one group of clamping mechanisms, and the fixing mechanism is mounted on the upper end of the detection mechanism;

[0007] The detection mechanism performs detection, the clamping mechanism performs clamping, the driving mechanism drives the clamping mechanism, and the fixing mechanism performs fixing; the clamping mechanism is driven by the rotating driving mechanism, the air outlet pipe outlet and the air tank inlet are sealed by the clamping mechanism, the tank body is fixed by the fixing mechanism, and the air intake volume is detected by opening the detection mechanism, so that during the safe replacement process of the gas filling pipeline, the gas inlet and outlet can be more tightly and comprehensively sealed to reduce gas leakage.

[0008] Preferably, the detection mechanism includes a base plate, a passing bin, two groups of threaded barrels, two groups of sealing rubber pads and a flow detector. The passing bin is installed on the upper end of the base plate, the two groups of threaded barrels are installed on the passing bin, each group of threaded barrels is equipped with a group of sealing rubber pads, and the flow detector is installed at the front end of the passing bin; the sealing rubber pads are pressed into contact with the gas inlet and outlet for sealing, and the flow rate and flow of the gas are monitored by opening the flow detector.

[0009] Preferably, the clamping mechanism includes eight groups of rotating blocks, eight groups of connecting rods, eight groups of connecting plates and rubber ring sleeves. The eight groups of rotating blocks are rotatably installed on the threaded cylinder, each group of rotating blocks is rotatably installed with a group of connecting rods, each group of connecting rods is rotatably installed with a group of connecting plates, and the rubber ring sleeves are installed on the eight groups of connecting plates; the connecting rod is pressed down to cooperate with the rotating block and the connecting plate so that the rubber ring sleeve can fit and clamp the gas inlet and outlet.

[0010] Preferably, the driving mechanism includes a threaded sleeve, a bearing, eight groups of sliders, eight groups of rotating block twos and eight groups of support rods. The threaded sleeve is installed with the threaded barrel by threaded cooperation, the bearing is installed on the threaded sleeve, and the eight groups of sliders are installed on the bearings. Each group of sliders is rotatably connected with a group of rotating block twos, and each group of rotating block twos is rotatably installed with a group of support rods, and each group of support rods is rotatably connected with a group of connecting plates; the slider is driven to move by rotating the threaded sleeve in cooperation with the bearing, and when the slider moves, the rotating block two pulls the support rod to transmit the connecting plate and the connecting rod presses the connecting plate.

[0011] Preferably, the fixing mechanism includes a limiting ring, two sets of screws and two sets of clamps. The limiting ring is installed on the upper end of the base plate, and the two sets of screws are installed on the limiting ring through threads. A set of clamps is rotatably installed on each set of screws. The screw is threadably matched with the limiting ring so that the screw drives the clamp to move and fix the tank body.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the clamping mechanism is driven by a rotating drive mechanism, the air outlet pipe outlet and the air tank inlet are sealed by the clamping mechanism, the tank body is fixed by a fixing mechanism, and the air intake volume is detected by opening the detection mechanism, so that during the safe replacement process of the gas filling pipeline, the gas inlet and outlet can be more tightly and comprehensively sealed to reduce gas leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the first front view cross-section axonometric structure of the utility model;

[0015] Figure 3 It is a second front view cross-sectional axonometric structural schematic diagram of the utility model;

[0016] Figure 4 It is a left-side sectional axonometric structural schematic diagram of the utility model;

[0017] Figure 5 The driving mechanism of the utility model is Figure 3 A schematic diagram of the enlarged structure of the front view section of the middle A part;

[0018] Markings in the attached drawings: 1. Detection mechanism; 11. Bottom plate; 12. Through bin; 13. Threaded cylinder; 14. Sealing rubber pad; 15. Flow detector; 2. Clamping mechanism; 21. Rotating block one; 22. Connecting rod; 23. Connecting plate; 24. Rubber ring; 3. Driving mechanism; 31. Threaded sleeve; 32. Bearing; 33. Sliding block; 34. Rotating block two; 35. Support rod; 4. Fixing mechanism; 41. Limiting ring; 42. Screw; 43. Clamp. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example 1

[0021] like Figures 1 to 5 As shown, a safe replacement device for a gas filling pipeline includes a detection mechanism 1, two sets of clamping mechanisms 2, two sets of driving mechanisms 3 and a fixing mechanism 4, the two sets of clamping mechanisms 2 are installed on the detection mechanism 1, the two sets of driving mechanisms 3 are installed on the detection mechanism 1, and each set of driving mechanisms 3 is connected to one set of clamping mechanisms 2, and the fixing mechanism 4 is installed on the upper end of the detection mechanism 1;

[0022] The detection mechanism 1 performs detection, the clamping mechanism 2 performs clamping, the driving mechanism 3 drives the clamping mechanism 2, and the fixing mechanism 4 performs fixing;

[0023] The detection mechanism 1 includes a bottom plate 11, a through chamber 12, two groups of threaded cylinders 13, two groups of sealing rubber pads 14 and a flow detector 15. The through chamber 12 is installed on the upper end of the bottom plate 11, the two groups of threaded cylinders 13 are installed on the through chamber 12, each group of threaded cylinders 13 is installed with a group of sealing rubber pads 14, and the flow detector 15 is installed at the front end of the through chamber 12;

[0024] The clamping mechanism 2 includes eight sets of rotating blocks 21, eight sets of connecting rods 22, eight sets of connecting plates 23 and rubber ring sleeves 24. The eight sets of rotating blocks 21 are rotatably mounted on the threaded cylinder 13. Each set of rotating blocks 21 is rotatably mounted with a set of connecting rods 22. Each set of connecting rods 22 is rotatably mounted with a set of connecting plates 23. The rubber ring sleeves 24 are mounted on the eight sets of connecting plates 23.

[0025] The driving mechanism 3 includes a threaded sleeve 31, a bearing 32, eight groups of sliders 33, eight groups of rotating blocks 34 and eight groups of supporting rods 35. The threaded sleeve 31 is installed with the threaded barrel 13 through threaded cooperation. The bearing 32 is installed on the threaded sleeve 31. The eight groups of sliders 33 are installed on the bearings 32. Each group of sliders 33 is rotatably connected with a group of rotating blocks 34. Each group of rotating blocks 34 is rotatably installed with a group of supporting rods 35, and each group of supporting rods 35 is rotatably connected with a group of connecting plates 23.

[0026] The fixing mechanism 4 includes a limit ring 41, two sets of screw rods 42 and two sets of clamping plates 43. The limit ring 41 is installed on the upper end of the bottom plate 11. The two sets of screw rods 42 are installed on the limit ring 41 through threads. A set of clamping plates 43 is rotatably installed on each set of screw rods 42.

[0027] The slider 33 is driven to move by rotating the threaded sleeve 31 in cooperation with the bearing 32. When the slider 33 moves, the rotating block 2 34 pulls the support rod 35 to transmit the connecting plate 23 and cooperates with the connecting rod 22 to press the connecting plate 23. The connecting rod 22 is pressed down to cooperate with the rotating block 1 21 and the connecting plate 23 so that the rubber ring sleeve 24 fits and clamps the gas inlet and outlet to seal the gas outlet and the gas tank inlet. The screw 42 is rotated to threadably cooperate with the limiting ring 41 so that the screw 42 drives the clamping plate 43 to move and fix the tank body. The sealing rubber gasket 14 is pressed and contacted with the gas inlet and outlet for sealing. The flow detector 15 is opened to monitor the flow rate and flow of the gas, so that during the safe replacement process of the gas filling pipeline, the gas inlet and outlet can be more tightly and comprehensively sealed to reduce gas leakage.

[0028] like Figures 1 to 5As shown, the utility model is a safe replacement device for a gas filling pipeline. When working, the slider 33 is driven to move by rotating the threaded sleeve 31 and cooperating with the bearing 32. While the slider 33 moves, the rotating block 24 pulls the support rod 35 to transmit the connecting plate 23 and cooperates with the connecting rod 22 to press the connecting plate 23. By pressing down the connecting rod 22, the rotating block 1 21 and the connecting plate 23 are cooperated to make the rubber ring sleeve 24 fit and clamp the gas inlet and outlet to seal the gas outlet and the gas tank inlet. By rotating the screw 42 and the limiting ring 41 for threaded cooperation, the screw 42 drives the clamping plate 43 to move to fix the tank body. The sealing rubber pad 14 is pressed and contacted with the gas inlet and outlet for sealing. The flow rate and flow of the gas are monitored by opening the flow detector 15.

[0029] The flow detector 15 of the utility model is purchased on the market, and technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technicians in the field to make creative efforts.

[0030] The main function achieved by the utility model is: during the safe replacement of the gas filling pipeline, by setting a clamping mechanism and a driving mechanism, the gas inlet and outlet can be more tightly and comprehensively sealed during the safe replacement of the gas filling pipeline, thereby reducing gas leakage.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A safe replacement device for a gas filling pipeline, comprising a detection mechanism (1); characterized in that: It also comprises two groups of clamping mechanisms (2), two groups of driving mechanisms (3) and a fixing mechanism (4), wherein the two groups of clamping mechanisms (2) are mounted on the detection mechanism (1), the two groups of driving mechanisms (3) are mounted on the detection mechanism (1), and each group of driving mechanisms (3) is connected to one group of clamping mechanisms (2), and the fixing mechanism (4) is mounted on the upper end of the detection mechanism (1); The detection mechanism (1) performs detection, the clamping mechanism (2) performs clamping, the driving mechanism (3) drives the clamping mechanism (2), and the fixing mechanism (4) performs fixing.

2. A safe replacement device for a gas filling pipeline according to claim 1, characterized in that: The detection mechanism (1) comprises a base plate (11), a through chamber (12), two groups of threaded cylinders (13), two groups of sealing rubber pads (14) and a flow detector (15). The through chamber (12) is mounted on the upper end of the base plate (11), the two groups of threaded cylinders (13) are mounted on the through chamber (12), each group of threaded cylinders (13) is equipped with a group of sealing rubber pads (14), and the flow detector (15) is mounted at the front end of the through chamber (12).

3. A safe replacement device for a gas filling pipeline as claimed in claim 2, characterized in that: The clamping mechanism (2) comprises eight groups of rotating blocks (21), eight groups of connecting rods (22), eight groups of connecting plates (23) and rubber ring sleeves (24). The eight groups of rotating blocks (21) are rotatably mounted on the threaded cylinder (13), each group of rotating blocks (21) is rotatably mounted with a group of connecting rods (22), each group of connecting rods (22) is rotatably mounted with a group of connecting plates (23), and the rubber ring sleeves (24) are mounted on the eight groups of connecting plates (23).

4. A safe replacement device for a gas filling pipeline as claimed in claim 2, characterized in that: The driving mechanism (3) comprises a threaded sleeve (31), a bearing (32), eight groups of sliders (33), eight groups of rotating blocks (34) and eight groups of supporting rods (35). The threaded sleeve (31) is mounted on the threaded barrel (13) through threaded matching. The bearing (32) is mounted on the threaded sleeve (31). The eight groups of sliders (33) are mounted on the bearings (32). Each group of sliders (33) is rotatably connected to a group of rotating blocks (34). Each group of rotating blocks (34) is rotatably mounted with a group of supporting rods (35). Each group of supporting rods (35) is rotatably connected to a group of connecting plates (23).

5. A safe replacement device for a gas filling pipeline as claimed in claim 2, characterized in that: The fixing mechanism (4) comprises a limiting ring (41), two groups of screw rods (42) and two groups of clamping plates (43). The limiting ring (41) is mounted on the upper end of the base plate (11). The two groups of screw rods (42) are mounted on the limiting ring (41) by threads. A group of clamping plates (43) is rotatably mounted on each group of screw rods (42).

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