Gas marking device for high-capacity gas cylinder

Abstract

The utility model discloses a large capacity gas cylinder standard gas device which comprises a base, the base is a rectangular plate, universal wheels are arranged on the lower surface of the base, a movable cavity is arranged in the base, clamping plates are arranged on the upper surface of the base in a sliding mode, the clamping plates are in an arc shape and are symmetrically arranged, and the movable cavity is arranged in the movable cavity. A movable cavity is formed in the upper side wall of the base, clamping plates are arranged in the movable cavity, movable plates are fixedly connected to the lower ends of the surfaces of the sides, away from each other, of the clamping plates, sliding grooves are formed in the upper side wall of the movable cavity in a penetrating mode, and the number of the sliding grooves is two. And the driving mechanism for driving the transmission blocks to move is arranged in the base, the driving mechanism controls the two transmission blocks to move reversely at the same time, and the gas cylinder is clamped through the clamping plates, so that the position of the fixed gas cylinder is kept fixed, and after the gas cylinder is fixed, the gas cylinder is connected with the gas cylinder through external equipment such as a connecting pipe and the like to be inflated.

Description

Technical Field

[0001] The utility model relates to the technical field of gas cylinder marking, in particular to a device for marking gas in a large-capacity gas cylinder. Background Art

[0002] Gas cylinders are portable pressure vessels that contain permanent gases, liquefied gases or dissolved gases. Standard gas is a term in the gas industry. Standard gas is usually filled into gas cylinders for storage. However, the existing large-capacity gas cylinder standard gas filling devices cannot effectively fix the gas cylinders, and will cause the gas cylinders to move during filling, which is not conducive to the filling work.

[0003] The patent number is CN202121844252.4, and the patent name is "A device for marking gas in large-capacity gas cylinders". A device is disclosed, including a base, a top wall of the base is provided with a placement groove near the middle position, a gas cylinder is provided on the placement groove, and the top wall of the base is provided with fixing devices on both sides of the gas cylinder, the fixing device includes an L-shaped plate, and a plurality of fixing blocks are fixed by bolts on the outer wall of the L-shaped plate on one side close to the gas cylinder, an arc groove is provided on the side of the fixing block close to the gas cylinder, and two moving blocks are fixed by bolts on the bottom wall of the L-shaped plate, and two sliding grooves are provided on the top wall of the base on both sides of the placement groove, the moving blocks are embedded in the sliding grooves and are slidably connected with the sliding grooves; a support plate is fixed by bolts near the rear side of the top wall of the base. The device for marking gas in large-capacity gas cylinders can fix the gas cylinder well to prevent the gas cylinder from being moved due to force during inflating, which is beneficial to the inflation work. However, when the device is used, the gas cylinder needs to be connected to the inflation pipe first, and then the gas cylinder needs to be fixed, which is inconvenient to operate. Therefore, a device for marking gas in large-capacity gas cylinders is proposed. Utility Model Content

[0004] The utility model aims to provide a device for marking gas in large-capacity gas cylinders to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: a device for marking gas in large-capacity gas cylinders, comprising a base, the base being a rectangular plate, the lower surface of the base being provided with universal wheels, the interior of the base being provided with a movable cavity, the upper surface of the base being slidably provided with a clamping plate, the clamping plate being arc-shaped, and the clamping plates being symmetrically arranged, a movable plate being fixedly connected to the lower end of the side surface away from the clamping plate, a slide groove being penetrated through the upper side wall of the movable cavity, the number of the slide grooves being two, and the extension directions of the slide grooves being on the same straight line, a transmission block being fixedly connected to the lower surface of the movable plate, the transmission block passing through the slide groove, and a driving mechanism for driving the transmission block to move is arranged inside the movable cavity.

[0006] According to the above technical solution, the driving mechanism includes a driving screw, which is arranged in the same direction as the extension direction of the slide groove, passes through the transmission block and is threadedly connected to the transmission block, the threads at both ends of the driving screw have opposite rotation directions, and the outer surface of the base is fixedly connected to a driving motor that drives the driving screw to rotate.

[0007] According to the above technical solution, the transmission block is threadedly connected to the driving screw through a movable sleeve, the movable sleeve passes through the end face of the transmission block and is slidably connected to the transmission block, the driving screw passes through the movable sleeve and is threadedly connected to the movable sleeve, limiting rings are respectively provided at both ends of the movable sleeve, and an elastic element is provided between the movable sleeve and the corresponding transmission block.

[0008] According to the above technical solution, the universal wheel includes a bracket rotatably connected to the base, the bracket is rotatably provided with a rotating wheel, a brake plate is movably provided inside the movable cavity, and a brake rod passing through the bracket is provided on the lower surface of the brake plate.

[0009] According to the above technical solution, a top block is fixedly connected between the surfaces of the brake plate and the transmission blocks.

[0010] Compared with the prior art, the beneficial effects achieved by the utility model are as follows: the utility model is provided with a base, and universal wheels are provided on the lower surface of the base to facilitate the movement of the equipment. A clamp is provided, and the movement of the clamp is controlled by a movable plate. The movable plate controls the sliding of the transmission block along the slide groove. A driving mechanism for driving the transmission block to move is provided in the base, and the driving mechanism simultaneously controls the two transmission blocks to move in opposite directions. The gas cylinder is clamped by the clamp, so that the position of the gas cylinder after being fixed is kept fixed. After the gas cylinder is fixed, it can be connected to the gas cylinder through external equipment such as a connecting pipe to inflate it. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the main cross-sectional structure of the utility model;

[0014] Figure 3 It is a left-side cross-sectional structural schematic diagram of the utility model;

[0015] In the figure: 1-base, 2-movable cavity, 3-clamp, 4-movable plate, 5-slide, 6-transmission block, 7-drive screw, 8-drive motor, 9-movable sleeve, 10-bracket, 11-rotating wheel, 12-brake plate, 13-brake rod, 14-top block. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3 The utility model provides a technical solution: a device for marking gas in a large-capacity gas cylinder, comprising a base 1, the base 1 is a rectangular plate, the lower surface of the base 1 is provided with universal wheels, the universal wheels are arranged at the four corners of the lower surface of the base 1, and the movement of the device is convenient, the interior of the base 1 is provided with an active cavity 2, and the upper surface of the base 1 is slidably provided with a clamping plate 3, such as Figure 1 As shown, the clamping plate 3 is arc-shaped, and the clamping plates 3 are symmetrically arranged. The arc-shaped clamping plate 3 can increase the contact area with the gas cylinder, stabilize the gas cylinder and reduce the pressure to prevent damage to the gas cylinder. The lower end of the surface of the side away from the clamping plate 3 is fixedly connected with a movable plate 4. The upper side wall of the movable cavity 2 is penetrated by a slide groove 5. The number of the slide grooves 5 is two, and the extension direction of the slide groove 5 is located on the same straight line. The lower surface of the movable plate 4 is fixedly connected with a transmission block 6. The transmission block 6 passes through the slide groove 5, and a driving mechanism for driving the transmission block 6 to move is arranged inside the movable cavity 2. The driving mechanism can control the transmission block 6 to move in the opposite direction along the slide groove 5, drive the clamping plate 3 to move through the movable plate 4, clamp the gas cylinder through the clamping plate 3, and complete the fixation of the gas cylinder.

[0018] Specifically, the driving mechanism includes a driving screw 7, which is arranged in the same direction as the extension direction of the slide groove 5, passes through the transmission block 6 and is threadedly connected to the transmission block 6, and the threads at both ends of the driving screw 7 are rotated in opposite directions. The outer surface of the base 1 is fixedly connected to a driving motor 8 that drives the driving screw 7 to rotate. The driving motor 8 drives the driving screw 7 to rotate. Under the action of the thread cooperation, the transmission block 6 can be controlled to slide along the corresponding slide groove 5, and the transmission block 6 can be controlled to move synchronously in the opposite direction.

[0019] Specifically, the transmission block 6 is threadedly connected with the driving screw 7 through a movable sleeve 9, the movable sleeve 9 passes through the end face of the transmission block 6 and is slidably connected with the transmission block 6, the driving screw 7 passes through the movable sleeve 9 and is threadedly connected with the movable sleeve 9, the driving screw 7 is coaxially arranged with the movable sleeve 9, the inner circumferential surface of the movable sleeve 9 is provided with an internal thread threadedly connected with the driving screw 7, both ends of the movable sleeve 9 are respectively provided with limit rings, the limit rings can prevent the movable sleeve 9 from being separated from the corresponding transmission block 6, an elastic element is arranged between the movable sleeve 9 and the corresponding transmission block 6, the elastic element can be a spring, the elastic element is sleeved on the outside of the movable sleeve 9, under the action of the elastic element, the movable sleeve 9 is located at the end away from each other, by controlling the movable sleeve 9, the movable sleeve 9 drives the corresponding transmission block 6 to move, the splint 3 contacts the gas cylinder to fix the gas cylinder, the movable sleeve 9 moves relative to the corresponding transmission block 6, the elastic element is compressed, and plays a buffering role to prevent the gas cylinder from being damaged by excessive pressure;

[0020] Specifically, the universal wheel includes a bracket 10 rotatably connected to the base 1, a rotating wheel 11 is rotatably provided on the bracket 10, a brake plate 12 is movably provided inside the movable cavity 2, and a brake rod 13 passing through the bracket 10 is provided on the lower surface of the brake plate 12. The brake plate 12 moves downward, driving the brake rod 13 to move downward, and the brake rod 13 abuts against the rotating wheel 11, and the rotating wheel 11 cannot rotate, so that the device is fixed on the ground to prevent the device from moving when the gas cylinder is inflated;

[0021] Specifically, the surface of the brake plate 12 corresponds to the top block 14 fixedly connected between the transmission blocks 6; the two side surfaces of the top block 14 are inclined, and when the transmission blocks 6 are close to each other, the brake plate 12 is controlled to move downward by the inclined surface, and the brake rod 13 brakes the rotating wheel 11, so that the equipment can be automatically fixed, and the transmission block 6 is controlled to move to the end away from the corresponding slide groove 5, the gas cylinder is removed, the transmission block 6 is separated from the top block 14, and the equipment can be moved by the universal wheel.

[0022] When the utility model is used, the gas cylinder is placed between the corresponding clamping plates 3 of the base 1, and the driving motor 8 drives the driving screw 7 to rotate. Under the action of the threaded cooperation, the movable sleeve 9 drives the corresponding transmission block 6 to move, and the transmission block 6 drives the movable plate 4 to move, and the movable plate 4 drives the clamping plate 3 to move, and the clamping plate 3 fixes the gas cylinder. When moving, the transmission block 6 contacts the top block 14, controls the brake plate 12 to move downward, and the brake plate 12 drives the brake rod 13 to press against the rotating wheel 11, so that the equipment is automatically fixed.

[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0024] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for marking gas in a large-capacity gas cylinder, comprising a base (1), characterized in that: The base (1) is a rectangular plate, the lower surface of the base (1) is provided with a universal wheel, the interior of the base (1) is provided with a movable cavity (2), the upper surface of the base (1) is slidably provided with a clamping plate (3), the clamping plate (3) is arc-shaped, and the clamping plates (3) are symmetrically arranged, and the lower end of the side surface of the clamping plate (3) away from each other is fixedly connected with a movable plate (4), the upper side wall of the movable cavity (2) is penetrated by a slide groove (5), the number of the slide grooves (5) is two, and the extension direction of the slide grooves (5) is located on the same straight line, the lower surface of the movable plate (4) is fixedly connected with a transmission block (6), the transmission block (6) passes through the slide groove (5), and the interior of the movable cavity (2) is provided with a driving mechanism for driving the transmission block (6) to move.

2. A device for marking gas in large-capacity gas cylinders according to claim 1, characterized in that: The driving mechanism comprises a driving screw (7), the driving screw (7) being arranged in the same direction as the extension direction of the slide groove (5), the driving screw (7) passing through the transmission block (6) and being threadedly connected to the transmission block (6), the threads at both ends of the driving screw (7) being screwed in opposite directions, and a driving motor (8) for driving the driving screw (7) to rotate is fixedly connected to the outer surface of the base (1).

3. A device for marking gas in large-capacity gas cylinders according to claim 2, characterized in that: The transmission block (6) is threadedly connected to the driving screw (7) via a movable sleeve (9); the movable sleeve (9) penetrates the end surface of the transmission block (6) and is slidably connected to the transmission block (6); the driving screw (7) passes through the movable sleeve (9) and is threadedly connected to the movable sleeve (9); limiting rings are respectively provided at both ends of the movable sleeve (9); and an elastic element is provided between the movable sleeve (9) and the corresponding transmission block (6).

4. A device for marking gas in large-capacity gas cylinders according to claim 3, characterized in that: The universal wheel comprises a bracket (10) rotatably connected to a base (1), a rotating wheel (11) rotatably provided on the bracket (10), a brake plate (12) movably provided inside the movable cavity (2), and a brake rod (13) passing through the bracket (10) provided on the lower surface of the brake plate (12).

5. The device for marking gas in large-capacity gas cylinders according to claim 4 is characterized in that: A top block (14) is fixedly connected between the surface of the brake plate (12) and the corresponding transmission block (6).

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