Pipeline cleaning device for methanol-to-hydrogen purification

Abstract

The utility model discloses a pipeline cleaning device for methanol hydrogen production purification, which comprises a semicircular shell, semicircular strips are mounted on the bottom surface of the semicircular shell, a group of first balls are rotatably connected to the interiors of the two semicircular strips, two sliding rods are fixedly connected to the interior of the semicircular shell, and a sliding plate is slidably connected to the two sliding rods. A cleaning brush is installed on the bottom face of the sliding plate, two sliding barrels are fixedly connected to the bottom face of the semicircular shell, and a cleaning mechanism is arranged in the semicircular shell. The pipeline cleaning device can complete cleaning operation without depending on auxiliary equipment such as a lifting trolley, equipment acquisition cost and operation complexity are reduced, the pipeline cleaning device is particularly suitable for the operation environment with limited space or uneven ground, meanwhile, by optimizing the design of the cleaning mechanism, the pipeline cleaning efficiency and applicability are remarkably improved, and the pipeline cleaning device is suitable for popularization and application. And a motor, a rotating shaft, a sliding plate and a cleaning brush in the cleaning mechanism act synergistically, so that the sliding plate can do reciprocating rectilinear motion on a sliding rod, and efficient cleaning of the outer wall of the pipeline is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen production equipment maintenance technical field especially is involved in a kind of pipeline cleaning device for methanol hydrogen production purification. BACKGROUND

[0002] In the methanol hydrogen production technology system, methanol purification link is crucial, wherein pipeline bears the key task of conveying methanol and hydrogen. After long time operation, affected by multiple factors, a large amount of impurities, dirt and residues will accumulate inside the pipeline. These accumulations seriously hinder the smooth passage of fluid in the pipeline, greatly reduce the conveying efficiency, interfere with the smooth operation of the entire methanol hydrogen production system, cause energy consumption to rise, and increase the risk of failure. Therefore, regular and efficient cleaning of the pipeline is a necessary means to maintain the stable and efficient operation of the methanol hydrogen production system.

[0003] At present, a variety of pipeline cleaning devices have emerged on the market, such as the pipeline cleaning device for methanol hydrogen production purification with the announcement number CN216988997U, which realizes the cleaning of the outer wall of the pipeline with the help of cleaning brushes and driving mechanisms. However, the existing devices have exposed many problems in actual application. On the one hand, such devices have complex structure and large size, and need to be matched with special lifting trolleys and other auxiliary equipment for operation, which undoubtedly increases the equipment purchase cost and increases the operation difficulty. More importantly, its use scene is greatly restricted in space-limited areas or special operating environments. On the other hand, affected by the size, weight and dependence on lifting trolley operation of the device, the movement and operation of the device are extremely inconvenient in uneven ground environment, and it is difficult to adapt to complex and variable field conditions. The utility model is dedicated to solving this problem and has developed a cleaning device that can efficiently clean the pipeline for methanol hydrogen production purification in uneven ground environment. UTILITY MODEL CONTENT

[0004] The problem to be solved by the utility model is to provide a pipeline cleaning device that can efficiently clean the pipeline for methanol hydrogen production purification in uneven ground environment.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of a kind of methanol hydrogen production purifies and uses pipeline cleaning device, including semicircle shell, the bottom surface of semicircle shell is equipped with semicircle strip, the inside of two semicircle strips is rotatably connected with a group of first ball, the inside of semicircle shell is fixedly connected with two slide rods, two slide rods are slidably connected with slide plate, the bottom surface of slide plate is equipped with cleaning brush, the bottom surface of semicircle shell is fixedly connected with two slide cylinders, the inside of semicircle shell is provided with cleaning mechanism, the cleaning mechanism includes motor installed on semicircle shell upper surface, the output of motor is equipped with rotating shaft, the bottom end of rotating shaft is equipped with round plate, the bottom surface of round plate is fixedly connected with first fixed link, the first fixed link is rotatably connected with rotating rod, the inside of the end of rotating rod away from first fixed link is rotatably connected with second fixed link, the second fixed link is fixedly installed with U-shaped piece, the back of U-shaped piece is fixedly connected with fixed plate.

[0006] Preferably, the above-mentioned methanol hydrogen production purifying pipeline cleaning device, wherein the rotating shaft is rotatably connected with the inside of the semicircle shell, and the fixed plate is fixedly connected to the upper surface of the slide plate.

[0007] Preferably, the above-mentioned methanol hydrogen production purifying pipeline cleaning device, wherein the inner wall of the two slide cylinders is slidably connected with a slide bar, and the bottom surface of the two slide bars is fixedly connected with a semicircle plate.

[0008] Preferably, the above-mentioned methanol hydrogen production purifying pipeline cleaning device, wherein the inside of the semicircle plate is threadedly connected with a lead screw, the top end of the lead screw is rotatably connected with a clamping plate, and the inside of the clamping plate is provided with a second group of ball bearings.

[0009] Preferably, the above-mentioned methanol hydrogen production purifying pipeline cleaning device, wherein the bottom surface of the clamping plate is fixedly connected with an anti-rotation rod, and the anti-rotation rod is slidably connected with the inside of the semicircle plate.

[0010] Preferably, the above-mentioned methanol hydrogen production purifying pipeline cleaning device, wherein the forward end of the two slide bars is fixedly connected with an L-shaped plate, and the two L-shaped plates are installed on the bottom surface of the semicircle shell through screws.

[0011] The utility model has the advantages and beneficial effects that:

[0012] The utility model can complete cleaning operation without relying on auxiliary equipment such as lifting trolley, reduces equipment purchase cost and operation complexity, is especially suitable for space-limited or uneven ground working environment, meanwhile, by optimizing the design of cleaning mechanism, the pipeline cleaning efficiency and applicability are significantly improved, and the motor, rotating shaft, slide plate and cleaning brush in the cleaning mechanism cooperate to enable the slide plate to make reciprocating linear motion on the slide rod, thereby realizing efficient cleaning of the outer wall of the pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is the schematic diagram of the front view structure of the utility model;

[0014] Figure 2 is the schematic diagram of the bottom view structure of the utility model;

[0015] Figure 3 is the schematic diagram of the cutting three-dimensional structure of the semi-circular shell of the utility model;

[0016] Figure 4 is the schematic diagram of the cleaning mechanism of the utility model;

[0017] Figure 5 is the connection diagram of the clamping plate and the second ball of the utility model.

[0018] Figure 6 is the working diagram of the utility model when cleaning the bottom of the pipeline after installing the semi-circular plate.

[0019] In the figure: 1, semi-circular shell; 2, semi-circular strip; 3, first ball; 4, sliding rod; 5, sliding plate; 6, cleaning brush; 7, cleaning mechanism; 701, motor; 702, rotating shaft; 703, round plate; 704, first fixed rod; 705, rotating rod; 706, second fixed rod; 707, U-shaped piece; 708, fixed plate; 8, sliding cylinder; 9, sliding strip; 10, semi-circular plate; 11, L-shaped plate; 12, lead screw; 13, clamping plate; 14, second ball; 15, anti-rotation rod; 16, rotating handle; 17, U-shaped handle. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will combine the drawings and examples, and the following will combine the drawings in the examples of the utility model, and the technical scheme in the examples of the utility model will be described clearly and completely, obviously, the described examples are only a part of the examples of the utility model, not all the examples. Based on the examples in the utility model, all other examples obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] As Figures 1 to 6As shown, a kind of methanol hydrogen purification pipeline cleaning device, including half shell 1, the bottom surface of half shell 1 is equipped with half circle strip 2, the inside of two half circle strips 2 is rotatably connected with a group of first ball 3, the inside of half shell 1 is fixedly connected with two slide rods 4, two slide rods 4 are slidably connected with slide plate 5, the bottom surface of slide plate 5 is equipped with cleaning brush 6, the bottom surface of half shell 1 is fixedly connected with two slide cylinders 8.The inner wall of two slide cylinders 8 is slidably connected with slide strip 9, the bottom surface of two slide strips 9 is fixedly connected with half circle plate 10.The inside of half circle plate 10 is threadedly connected with lead screw 12, the top end of lead screw 12 is rotatably connected with clamping plate 13, the inside of clamping plate 13 is provided with a group of second ball 14.The bottom surface of clamping plate 13 is fixedly connected with anti-rotation rod 15, and anti-rotation rod 15 is slidably connected with the inside of half circle plate 10.The positive end of two slide strips 9 is fixedly connected with L-shaped plate 11, and two L-shaped plates 11 are installed on the bottom surface of half shell 1 by screws.

[0022] Rotary handle 16 is fixedly connected to the bottom end of lead screw 12, and U-shaped handle 17 is fixedly connected to the right side surface of half shell 1.

[0023] Half shell 1 is used as the main structure, carries other components and provides operating space.Half circle strip 2 is installed on the bottom surface of half shell 1, and the first ball 3 is rotatably connected in the inside.Slide rod 4 is fixed in the inside of half shell 1, and provides sliding track for slide plate 5.Cleaning brush 6 is installed on the bottom surface of slide plate 5, and is used for cleaning the outer wall of pipeline.Slide cylinder 8 is fixed on the bottom surface of half shell 1, and is used for installing half circle plate 10 by cooperating with slide strip 9.Lead screw 12, clamping plate 13, second ball 14 and anti-rotation rod 15 in the inside of half circle plate 10 are used for fixing the device on the pipeline.

[0024] Cleaning mechanism 7 is arranged in the inside of half shell 1, and includes motor 701 installed on the upper surface of half shell 1, output end of motor 701 is equipped with rotating shaft 702, the bottom end of rotating shaft 702 is equipped with circular plate 703, the bottom surface of circular plate 703 is fixedly connected with first fixed rod 704, rotating rod 705 is rotatably connected on first fixed rod 704, second fixed rod 706 is rotatably connected in the inside of the end of rotating rod 705 away from first fixed rod 704, U-shaped piece 707 is fixedly installed on second fixed rod 706, and fixed plate 708 is fixedly connected on the back surface of U-shaped piece 707.Rotating shaft 702 is rotatably connected with the inside of half shell 1, and fixed plate 708 is fixedly connected on the upper surface of slide plate 5.

[0025] Motor 701 in cleaning mechanism 7 provides power, and through the cooperative operation of rotating shaft 702, circular plate 703, first fixed rod 704, rotating rod 705, second fixed rod 706, U-shaped piece 707 and fixed plate 708, the rotary motion of motor is converted into reciprocating linear motion of slide plate 5.

[0026] As Figures 1 to 6As shown, when cleaning the top half of the outer wall of the pipeline, first place the device without the semi-circular plate 10 and its related components in the top of the pipeline by the first ball 3 in the semi-circular strip 2. Start the motor 701, the motor 701 drives the rotation of the shaft 702, drives the rotation of the circular plate 703 and the first fixed rod 704, makes the circular motion of the rotating rod 705, drives the U-shaped piece 707 and the fixed plate 708 through the second fixed rod 706, pushes the sliding plate 5 and the cleaning brush 6 to clean the top half of the outer wall of the pipeline.

[0027] Working principle: the working process of the methanol hydrogen purification pipeline cleaning device is as follows:

[0028] 1. Cleaning the top half of the outer wall of the pipeline: in the initial state, the semi-circular plate 10 and its related components are not installed. The first ball 3 rotatably connected in the semi-circular strip 2 of the bottom surface of the semi-circular shell 1 can conveniently place the device in the top of the pipeline. Start the motor 701 installed on the upper surface of the semi-circular shell 1, the output end of the motor 701 drives the rotation of the shaft 702, and the circular plate 703 installed at the bottom end of the shaft 702 rotates. The first fixed rod 704 fixedly connected to the bottom surface of the circular plate 703 also rotates synchronously, so that the rotating rod 705 rotatably connected to the first fixed rod 704 makes circular motion. The second fixed rod 706 rotatably connected inside the far end of the rotating rod 705 from the first fixed rod 704 drives the U-shaped piece 707 fixedly installed thereon to move, and the fixed plate 708 fixedly connected to the back surface of the U-shaped piece 707 pushes the sliding plate 5 to make reciprocating linear motion on the sliding rod 4, and then the cleaning brush 6 installed on the bottom surface of the sliding plate 5 cleans the top half of the outer wall of the pipeline.

[0029] 2. Cleaning the bottom half of the outer wall of the pipeline: first place the device on the top of the pipeline in the above-mentioned manner. Then install the semi-circular plate 10 and its components, the semi-circular plate 10 is slidably connected with the sliding cylinder 8 on the bottom surface of the semi-circular shell 1 through the sliding strip 9, and the L-shaped plate 11 fixedly connected to the forward end of the two sliding strips 9 is installed on the bottom surface of the semi-circular shell 1 through screws, so as to ensure that the semi-circular plate 10 is stably installed. Then twist the screw rod 12 internally threadedly connected with the semi-circular plate 10, the clamping plate 13 rotatably connected to the top end of the screw rod 12 moves vertically upward under the limitation of the anti-rotation rod 15 until it contacts the pipeline, at this time the second ball 14 in the clamping plate 13 contacts the surface of the pipeline, which not only plays a fixing role but also reduces the rotating friction. Then rotate the semi-circular shell 1, under the assistance of the first ball 3 in the semi-circular strip 2, the device can rotate around the pipeline, and then the above-mentioned cleaning mechanism 7 is used to clean the bottom half of the outer wall of the pipeline.

[0030] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, and a particular orientation configuration and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0031] It should be noted that the standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the mechanical parts and equipment adopt the conventional type in the prior art, and the inventor will not describe them in detail here.

[0032] In the description of the utility model, it needs to be explained that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0033] The above describes one embodiment of the utility model in detail, but the content described is only the preferred embodiment of the utility model, and cannot be considered as limiting the scope of the utility model. Any equivalent changes and improvements made within the scope of the utility model application shall still belong to the patent coverage range of the utility model.

Claims

1. A methanol-to-hydrogen purification pipe cleaning device, characterized by: The utility model provides a cleaning device for half circle shell, including half circle shell (1), the bottom of half circle shell (1) is installed half circle strip (2), the inside of two half circle strip (2) is rotatably connected with first group of ball (3), the inside of half circle shell (1) is fixedly connected with two slide bar (4), two slide bar (4) are slidably connected with slide plate (5), the bottom of slide plate (5) is installed cleaning brush (6), the bottom of half circle shell (1) is fixedly connected with two slide cylinder (8), the inside of half circle shell (1) is provided with cleaning mechanism (7), cleaning mechanism (7) includes the motor (701) of installation on half circle shell (1) upper surface, the output of motor (701) is installed with the pivot (702), the bottom of pivot (702) is installed with round plate (703), the bottom of round plate (703) is fixedly connected with first fixed link (704), first fixed link (704) rotatably connected with the pivot rod (705) on, the inside of pivot rod (705) far from first fixed link (704) one end rotatably connected with second fixed link (706), second fixed link (706) is fixedly installed with U type spare (707) on, the back of U type spare (707) is fixedly connected with fixed plate (708).

2. A pipe cleaning device for purifying hydrogen produced from methanol according to claim 1, characterized in that: The pivot (702) is rotatably connected with the inside of half circle shell (1), and the fixed plate (708) is fixedly connected on the upper surface of the slide plate (5).

3. The pipe cleaning device for purifying hydrogen produced from methanol according to claim 1, wherein: The inner wall of two slide cylinder (8) is slidably connected with slide strip (9), and the bottom of two slide strip (9) is fixedly connected with half circle plate (10).

4. A pipe cleaning device for purifying hydrogen produced from methanol according to claim 3, characterized in that: The inside of half circle plate (10) is threadedly connected with lead screw (12), the top of lead screw (12) is rotatably connected with clamping plate (13), and the inside of clamping plate (13) is provided with second group of ball (14).

5. A pipe cleaning device for purifying hydrogen produced from methanol according to claim 4, characterized in that: The bottom of clamping plate (13) is fixedly connected with anti -rotation rod (15), and the inside of anti -rotation rod (15) is slidably connected with half circle plate (10).

6. A pipe cleaning device for purifying hydrogen produced from methanol according to claim 3, characterized in that: The positive end of two slide strip (9) is fixedly connected with L type plate (11), and two L type plates (11) are installed on the bottom of half circle shell (1) through screws.

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