Chemical pipeline dredging equipment

Abstract

This technical solution discloses a chemical pipeline dredging device, including a motor, a transmission mechanism, a linkage shaft, a first dredging mechanism, and a second dredging mechanism; the transmission mechanism is designed with a frame, an external magnetic cylinder, a shielding sleeve, and an internal magnetic cylinder; the motor is fixed on the frame, the external magnetic cylinder is arranged on the rotating shaft of the motor, and the external magnetic cylinder is sequentially arranged with a shielding sleeve and an internal magnetic cylinder inside, and the external magnetic cylinder drives the internal magnetic sleeve to rotate in a non-contact manner; the shielding sleeve is used to isolate the motor from the pipeline; the internal magnetic cylinder and the linkage shaft are assembled and linked to each other. The technical problem solved by this technical solution is how to dredge the pipeline by disassembling the pipeline.

Description

Technical Field

[0001] The invention relates to a dredging device specially used in chemical pipelines, which can dredge the pipelines under pressure without disassembling the pipelines. Background Art

[0002] Current pipe dredgers are mainly used in daily life scenarios, such as unclogging water pipes in kitchens or bathrooms, such as the pipe dredger disclosed in Chinese patent application No. 201320434304X and the pipe dredger disclosed in 2016211892257; the above-mentioned dredgers are all independently configured with the pipe, and the pipe is open during unclogging work.

[0003] Chemical pipelines are mainly used for the transportation of materials. After a period of use, the pipelines will be blocked. At this time, it is necessary to shut down the chemical work and dismantle the pipelines for dredging, which delays normal production work and reduces production efficiency. After searching, there is currently no pipeline dredging device that can dredge the pipeline and ensure the normal operation of the pipeline. Summary of the invention

[0004] The purpose of the present invention is to provide a chemical pipeline dredging device, and the technical problem to be solved is: how to dredge the pipeline by disassembling the pipeline.

[0005] A chemical pipeline dredging device comprises a motor, a transmission mechanism, a linkage shaft, a first dredging mechanism, and a second dredging mechanism;

[0006] The transmission mechanism is designed with a frame, an external magnetic cylinder, a shielding sleeve, and an internal magnetic cylinder; the motor is fixed on the frame, the external magnetic cylinder is arranged on the rotating shaft of the motor, the external magnetic cylinder is sequentially arranged with a shielding sleeve and an internal magnetic cylinder, and the external magnetic cylinder drives the internal magnetic sleeve to rotate in a non-contact manner; the shielding sleeve is used to isolate the motor from the pipeline; the internal magnetic cylinder and the linkage shaft assembly are mutually linked;

[0007] The first dredging mechanism is designed with a gear sleeve, a rack, a first guide rod, and a first dredging box; the inner hollow of the gear sleeve is sleeved on the middle position of the linkage shaft, and the outer side of the gear sleeve has teeth that mesh with the rack to drive the rack to reciprocate laterally; the first guide rod has two and is laterally arranged on both sides of the rack; the first dredging box has a first left mounting end, a first right mounting end, a first top mounting end, and a first bottom mounting end; the first dredging box has a first transverse cavity and a first longitudinal cavity inside, the linkage shaft is arranged in the first longitudinal cavity, and the rack and the first guide rod are arranged in the first transverse cavity; the outward ports on the above-mentioned first transverse cavity and the first longitudinal cavity are both in the shape of open flanges, and a plurality of scrapers are arranged on the first guide rod; the rack cooperates with two laterally arranged guide wheels at the same time;

[0008] The second dredging mechanism is designed with a right-angle bevel gear set, a second guide rod, a plurality of blades, a bearing seat, a bearing, and a second dredging box; one of the bevel gears in the right-angle bevel gear set is arranged at the bottom position of the linkage shaft, the other bevel gear is arranged on the second guide rod, and the plurality of blades are arranged on the second guide rod. The above-mentioned second guide rod is arranged on the bearing seat through a bearing, and the bearing seat is fixed to the second dredging box through a bottom plate; the second dredging box is designed with a second left mounting end, a second right mounting end, and a second top mounting end, and the second top mounting end and the first bottom mounting end are interconnected; the second dredging box has a second transverse cavity and a second longitudinal cavity inside, the linkage shaft is arranged in the second longitudinal cavity, and a second guide rod is arranged inside the second transverse cavity; the outward ports on the above-mentioned second transverse cavity and the second longitudinal cavity are both in the shape of open flanges.

[0009] The motor is a servo forward and reverse motor.

[0010] The outer magnetic cylinder is in the shape of a convex letter as a whole, hollow inside and open at the bottom; its top is matched with the rotating shaft of the motor by means of a key; the shielding sleeve is in the shape of a round cap as a whole, hollow inside and open at the bottom; the inner magnetic cylinder is in the shape of an inverted I-shaped cylindrical structure as a whole, and the linkage shaft and the inner magnetic cylinder are matched by a key.

[0011] The frame is convex in shape as a whole, hollow inside and open at the top, and other components of the transmission mechanism are arranged inside the frame.

[0012] The first left mounting end is composed of two I-shaped flanges.

[0013] The first dredging box is in the shape of a letter "U" in the middle, and has T-shaped ends on the outside.

[0014] The second dredging box is in a convex shape as a whole, and its second left mounting end and second right mounting end extend outwards respectively.

[0015] The beneficial effects of the present invention are as follows: the dredging device is directly installed on the chemical pipeline, and is installed together with other pipelines through the left and right mounting ends and flanges. In this way, when the pipeline needs to be dredged, the device can be started without disassembling the pipeline. The positive and negative rotation of the motor drives the gear sleeve to rotate positively and negatively, and then drives the rack to move back and forth left and right. Guide rods are connected to both ends of the rack, and the length of the guide rod can be determined according to the on-site conditions to achieve automatic dredging of the pipeline; at the same time, it also drives the bevel gear to rotate, and then drives the blades to rotate, thereby also playing a role in dredging the pipeline. The magnetic seal formed by the external magnetic cylinder, the shielding sleeve, and the internal magnetic cylinder is combined and applied to the dredging of easily blocked pipelines, realizing closed pressure and automatic remote dredging of pipelines. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of a chemical pipeline dredging device;

[0017] Figure 2 It is a schematic diagram of the coordination of the motor, the transmission mechanism, the linkage shaft, and the first dredging mechanism;

[0018] Figure 3 is a schematic diagram showing the interior of the first dredging mechanism;

[0019] Figure 4 is a schematic diagram showing the interior of the second dredging mechanism;

[0020] Figure 5 is a list of application examples of the device.

[0021] In the picture

[0022] 1. Motor;

[0023] 2. Transmission mechanism, 21. Frame, 22. External magnetic cylinder, 23. Shielding sleeve, 24. Internal magnetic cylinder;

[0024] 3. Linkage shaft;

[0025] 4. first dredging mechanism, 41. gear sleeve, 42. rack, 43. first guide rod, 44. first dredging box, 441. first left mounting end, 442. first right mounting end, 443. first top mounting end, 444. first bottom mounting end, 445. first transverse cavity, 446. first longitudinal cavity;

[0026] 5. second dredging mechanism, 51. right-angle bevel gear set, 52. second guide rod, 53. blade, 54. bearing seat, 55. bearing, 56. second dredging box, 561. second transverse cavity, 562. second longitudinal cavity, 563. second left mounting end, 564. second right mounting end, 565. second top mounting end, 57. bottom plate;

[0027] 6. Connecting pipe. DETAILED DESCRIPTION

[0028] Please refer to Figures 1 to 4 The chemical pipeline dredging device in the figure is designed with a motor 1, a transmission mechanism 2, a linkage shaft 3, a first dredging mechanism 4, and a second dredging mechanism 5; wherein the motor 1 is used to drive the linkage shaft 3 to rotate forward and reverse through the transmission mechanism 2, the transmission mechanism 2 is used to maintain a closed pressure-maintaining state during the rotation process, and the linkage shaft 3 is used to drive the dredging components in the first dredging mechanism 4 and the second dredging mechanism 5 to work. Through the cooperation of the above components, the pressure-maintaining dredging of the pipeline is completed without disassembling the pipeline. In practical applications, other components can be added to continuously improve the comprehensive performance of the device.

[0029] The motor 1 in the figure is a servo motor 1, which can rotate forward and reverse. The motor 1 is installed on a frame 21 as a whole. At the same time, the motor 1 can be configured with a wireless network remote control configuration to achieve remote operation. The specific model of the motor 1 can be selected according to the diameter of the pipeline and the amount of dredging.

[0030] The transmission mechanism 2 in the figure is designed with a frame 21, an outer magnetic cylinder 22, a shielding sleeve 23, and an inner magnetic cylinder 24, wherein the function of the frame 21 is to fix the motor 1 and fix and install other components as shown in the figure, the function of the outer magnetic cylinder 22 is to drive the inner magnetic cylinder 24 to rotate without contact through magnetic force under the drive of the motor 1 shaft, the function of the shielding sleeve 23 is to isolate the motor 1 from the pipeline to prevent the material in the pipeline from floating out, so that the pipeline always maintains a pressure-maintaining state during the dredging process, and the inner magnetic cylinder 24 is used to drive the linkage shaft 3 to rotate. As shown in the figure, the frame 21 as a whole adopts a convex design, the interior remains hollow and the top is open, so that it is convenient to fix the motor 1 while keeping other components of the transmission mechanism 2. The outer magnetic cylinder 22 as a whole adopts a convex shape design, its interior is hollow and the bottom is open, the top of the outer magnetic cylinder 22 is assembled with the shaft of the motor 1 by means of a mounting key, and the bottom opening and the inner hollowness of the outer magnetic cylinder 22 are convenient for inserting the shielding sleeve 23 and the inner magnetic cylinder 24. The shielding sleeve 23 is designed in a round cap shape, which is hollow inside and open at the bottom, so that the inner magnetic cylinder 24 can be easily inserted into it. The inner magnetic cylinder 24 is designed as a whole with an inverted 90-degree longitudinal section similar to an I-shaped structure, and the middle position is convenient for assembly with the linkage shaft 3 by means of a key. The assembly relationship of the above-mentioned components is specifically shown in the figure, and the assembly relationship expressed in the figure is a specific supplement to the above description. In practical applications, the above-mentioned components can be re-optimized and designed, and existing components can also be used to adaptively replace the above-mentioned components.

[0031] The linkage shaft 3 in the figure is a conventional transmission shaft structure as a whole, which can be a hollow structure or a solid structure, and mainly drives the gear sleeve 41 of the first dredging mechanism 4 and the bevel gear of the second dredging mechanism 5 to transmit under the action of the motor 1. As shown in the figure, the linkage shaft 3 is one, and in actual application, the linkage shaft 3 can adopt a split design.

[0032] The first dredging mechanism 4 in the figure is designed with a gear sleeve 41, a rack 42, a first guide rod 43, and a first dredging box 44 structure, wherein the gear sleeve 41 is used to drive the rack 42 to move horizontally and repeatedly under the action of the linkage shaft 3, the rack 42 is used to drive the first guide rod 43 to move horizontally and reciprocatingly, and the first dredging box 44 is used to accommodate and install the above components. As shown in the figure, the gear sleeve 41 is a circular shaft structure as a whole and remains hollow inside to facilitate sleeve placement on the middle part of the linkage shaft 3. The outer surface of the gear sleeve 41 is designed with a tooth structure to mesh with the rack 42. The rack 42 is a conventional structure, and its front position with teeth is assembled with the gear sleeve 41, and the back position relative to the teeth has two guide wheels 45 arranged horizontally, so as to limit the horizontal repeated movement of the rack 42. The first guide rod 43 is a circular shaft structure as a whole, and it has two and is arranged at the two sides of the rack 42. Each first guide rod 43 is equipped with a plurality of scraper structures that play a role in dredging. The scrapers at different positions can be of the same structure or different structures. The structures that play a role in dredging in the prior art can all be applied to the scraper. The first dredging box 44 is a mouth-shaped structure in the middle position as a whole, and the outer side is a structure of a T-shaped end. It is designed with a first left mounting end 441, a first right mounting end 442, a first top mounting end 443, and a first bottom mounting end 444, so that the first left mounting end 441 and the first right mounting end 442 can be assembled with two pipes, the first top mounting end 443 can be assembled with the bottom of the frame 21, and the first bottom mounting end 444 can be assembled with the top of the second dredging mechanism 5. Each of the above-mentioned mounting ends adopts a similar flange pipeline structure design, so that it can be assembled with the pipeline at the corresponding position. The first left mounting end 441 shown in the figure is composed of two I-shaped flanges. The first dredging box 44 has a cross-shaped cavity structure inside, which is divided into a first transverse cavity 445 and a first longitudinal cavity 446, so that the linkage shaft 3 can be arranged in the first longitudinal cavity 446, and the rack 42 and the first guide rod 43 can be arranged in the first transverse cavity 445. As shown in the figure, the outermost ports of the first transverse cavity 445 and the first longitudinal cavity 446 are both in the shape of open flanges, which is convenient for assembly with other pipelines. In practical applications, the above components can be re-optimized or replaced with existing components that can replace the above components.

[0033] The second dredging mechanism 5 in the figure is designed with a right-angle bevel gear set 51, a second guide rod 52, multiple paddles 53, two bearing seats 54, two bearings 55, and a second dredging box 56; wherein the right-angle bevel gear set 51 is used to drive the second guide rod 52 to rotate, and the second guide rod 52 is used to drive the paddles 53 thereon to rotate to achieve dredging of thick materials, and the bearing seat 54 and the bearing 55 are used to rotatably install and fix the second guide rod 52.

[0034] As shown in the figure, the right-angle bevel gear set 51 is designed with two bevel gears and meshed with each other at right angles, one of which is installed at the bottom position of the linkage shaft 3, and the other is configured to be sleeved on the second guide rod 52. The second guide rod 52 is installed horizontally as a whole. The specific installation method can refer to the installation on a bottom plate 57 of the first dredging box 44 through a bearing 55 and a bearing seat 54. The paddle 53 as a whole adopts a conventional paddle 53 structure that can drive thick materials. As shown in the figure, one is designed on each of the left and right sides. The overall longitudinal section of the second dredging box 56 is similar to a convex structure, and is designed with a second left mounting end 563, a second right mounting end 564, and a second top mounting end 565; each mounting end adopts a structure similar to a flange, so that the second left mounting end 563 and the second top mounting end 565 are conveniently assembled with the corresponding position of the pipeline as shown in the figure. The second top mounting end 565 is assembled and connected with the first bottom mounting end 444 of the first dredging box 44 through a connecting pipe 6. The second dredging box 56 is designed with a second transverse cavity 561 and a second longitudinal cavity 562 structure inside, so that a part of the linkage shaft 3 can be arranged at this position, and the second guide rod 52 can be arranged in the second transverse cavity 561. Similarly, the second transverse cavity 561 and the second longitudinal cavity 562 are also designed to be open flange-shaped at their outward ports, so that they can be well sealed and assembled with the pipeline as mentioned above. In practical applications, the above components can be re-optimized or replaced with existing components that can replace the above components.

[0035] Through practice, the application of this device is implemented, for example Figure 5 shown.

[0036] It should be understood that the specific embodiments described above are only used to explain the present application and are not used to limit the present application. Based on the embodiments provided in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application. In addition, it can also be understood that although the efforts made in this development process may be complex and lengthy, for ordinary technicians in the field related to the contents disclosed in the present application, some changes such as design, manufacturing or production based on the technical contents disclosed in the present application are only conventional technical means, and should not be understood as the contents disclosed in the present application are insufficient.

[0037] Unless otherwise defined, the technical terms or scientific terms involved in this application shall be the common meanings understood by people with general skills in the technical field to which this application belongs, and the specific meanings of the terms in this technical solution can be understood according to the specific circumstances. The orientation or position relationship indicated by the terms such as "upper" and "inner" involved in this application is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing this technical solution and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this technical solution. The terms such as "connection" and similar words involved in this application are not limited to physical or mechanical connections, or may include electrical, communication and other aspects of the connection, whether it is a direct or indirect assembly relationship. The terms such as "fixed" and "matched" involved in this application should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements.

Claims

1. Chemical pipeline dredging device, characterized by: The invention comprises a motor (1), a transmission mechanism (2), a linkage shaft (3), a first dredging mechanism (4), and a second dredging mechanism (5); the transmission mechanism (2) is designed with a frame (21), an external magnetic cylinder (22), a shielding sleeve (23), and an internal magnetic cylinder (24); the motor (1) is fixed on the frame (21), the external magnetic cylinder (22) is arranged on the rotating shaft of the motor (1), the internal of the external magnetic cylinder (22) is sequentially arranged with a shielding sleeve (23) and an internal magnetic cylinder (24), and the external magnetic cylinder (22) drives the internal magnetic sleeve to rotate in a non-contact manner; the shielding sleeve (23) is used to isolate the motor (1) from the pipeline; the internal magnetic cylinder (24) and the linkage shaft (3) are assembled and linked to each other; the first dredging mechanism (4) is designed with a gear sleeve (41), a rack (42), a first guide rod ( 43), a first dredging box (44); the hollow interior of the gear sleeve (41) is sleeved on the middle position of the linkage shaft (3), the outer side of the gear sleeve (41) has teeth that mesh with the rack (42) to drive the rack (42) to reciprocate laterally; the first guide rod (43) has two and is laterally arranged on both sides of the rack (42); the first dredging box (44) has a first left mounting end (441), a first right mounting end (442), a first top mounting end (443), and a first bottom mounting end (444); the first dredging box (44) has a first transverse cavity (445) and a first longitudinal cavity (446) inside, the linkage shaft (3) is arranged in the first longitudinal cavity (446), the rack (42) and the first guide rod (43) are arranged in the first transverse cavity (446), into the cavity (445); the ports facing outward on the first transverse cavity (445) and the first longitudinal cavity (446) are both in the shape of open flanges; a plurality of scrapers are arranged on the first guide rod (43); the rack (42) cooperates with two transversely arranged guide wheels (45); the second dredging mechanism (5) is designed with a right-angle bevel gear set (51), a second guide rod (52), a plurality of paddles (53), a bearing seat (54), a bearing (55), and a second dredging box (56); one of the bevel gears in the right-angle bevel gear set (51) is arranged at the bottom position of the linkage shaft (3), the other bevel gear is arranged on the second guide rod (52), the plurality of paddles (53) are arranged on the second guide rod (52), and the second guide rod (52) is connected to the second guide rod (52) through the bearing (5 5) is arranged on a bearing seat (54), and the bearing seat (54) is fixed on the second dredging box (56) through a bottom plate (57); the second dredging box (56) is designed with a second left mounting end (563), a second right mounting end (564), and a second top mounting end (565), and the second top mounting end (565) and the first bottom mounting end (444) are mutually connected; the second dredging box (56) has a second transverse cavity (561) and a second longitudinal cavity (562) inside, the linkage shaft (3) is arranged in the second longitudinal cavity (562), and the second guide rod (52) is arranged inside the second transverse cavity (561); the outward ports on the second transverse cavity (561) and the second longitudinal cavity (562) are both in the shape of open flanges; The outer magnetic cylinder (22) is in the shape of a convex letter, hollow inside and open at the bottom; its top is mated with the rotating shaft of the motor (1) by means of a key; the shielding sleeve (23) is in the shape of a round cap, hollow inside and open at the bottom; the inner magnetic cylinder (24) is in the shape of an inverted I-shaped cylinder, and the linkage shaft (3) and the inner magnetic cylinder (24) are mated by means of a key; The frame (21) is convex in shape as a whole, hollow inside and open at the top, and the other components of the transmission mechanism (2) are arranged inside the frame (21); The first left mounting end (441) is composed of two I-shaped flanges; The first dredging box (44) is in the shape of a letter "U" in the middle, and has T-shaped ends on the outside; The second dredging box (56) is in a convex shape as a whole, and its second left mounting end (563) and second right mounting end (564) extend outwards respectively.

2. The chemical pipeline dredging device according to claim 1 is characterized in that: The motor (1) is a servo forward and reverse motor (1).

Images