Traction conveying device for pipeline production and heat-resistant flame-retardant MPP electric power pipe

Abstract

The utility model provides a traction conveying device for pipeline production and a heat-resistant flame-retardant MPP electric power pipe. The traction conveying device for pipeline production comprises a traction conveying frame and a traction conveying mechanism, the traction conveying mechanism is arranged on the traction conveying frame, and the traction conveying mechanism is used for conveying pipelines; the traction conveying mechanism comprises a plurality of first rotating rods, a plurality of first conveying rollers, a plurality of belt wheels, a connecting belt and a first servo motor, and the first rotating rods are all rotationally installed on the traction conveying frame. According to the traction conveying device for pipeline production and the heat-resistant flame-retardant MPP electric power pipe, through cooperation of the traction conveying mechanism and the limiting adjusting mechanism, operation is easy, and the traction conveying pipeline can be pressed and limited; and therefore, the situation that the side wall of the pipeline is scratched in the traction conveying process, and use of the pipeline is affected can be reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline production, and in particular relates to a traction and conveying device for pipeline production and a heat-resistant and flame-retardant MPP electric power pipe. Background Art

[0002] Due to its high strength and corrosion resistance, pipelines are widely used in the fields of urban construction, electricity and agricultural development. After the pipeline is produced, it is usually necessary to use a traction machine to pull it for cutting and other processing. The existing pipeline production requires traction equipment to cooperate. The pipeline traction equipment relies on the traction crawler to press the force and cooperate with the crawler movement to achieve the traction effect.

[0003] After searching, among the related technologies, the patent document with the authorization publication number CN 219636093 U discloses a conveying device for the production of insulated pipes, which includes a support frame and a conveying assembly. The conveying assembly includes a driving member arranged on the support frame and a plurality of conveying rollers arranged in sequence along the length direction of the support frame. Two adjacent conveying rollers are connected by transmission. The driving member is used to drive the conveying roller to rotate. Each conveying roller is provided with an anti-skid member. The plurality of anti-skid members together form a conveying channel for conveying steel pipes. Each conveying roller is rotatably connected to the support frame. The present application sets a support frame, a driving member, a conveying roller and an anti-skid member. Since the structural strength of the conveying roller is much greater than the connecting shaft, the situation that the conveying device is easily damaged is reduced, and then the situation that the need to repair the conveying device and affect the production efficiency of the insulated pipe is reduced, thereby ensuring the production efficiency of the insulated pipe as much as possible.

[0004] Regarding the above-mentioned related technologies, the utility model applicant believes that there are the following defects:

[0005] 1. Although the above device reduces the possibility of damage to the conveying device, thereby reducing the need for maintenance of the conveying device and affecting the production efficiency of the insulated pipe, thereby ensuring the production efficiency of the insulated pipe as much as possible, the above device cannot limit and tighten the pipe being towed and transported during the process of towing and transporting the pipe, so it is easy to cause the pipe to collide during the towing and transporting process, resulting in scratches on the side wall of the pipe, affecting the use of the pipe.

[0006] Therefore, it is necessary to provide a new traction and conveying device for pipeline production and a heat-resistant and flame-retardant MPP power pipe to solve the above-mentioned technical problems. Utility Model Content

[0007] The technical problem solved by the utility model is to provide a traction and conveying device for pipeline production and a heat-resistant and flame-retardant MPP electric power pipe, which are simple to operate by setting a traction and conveying mechanism and a limit adjustment mechanism, can compress and limit the pipeline being traction and conveyed, thereby reducing the occurrence of side wall scratches on the pipeline during the traction and conveying process and affecting the use of the pipeline.

[0008] In order to solve the above technical problems, the utility model provides a traction conveying device for pipeline production, comprising: a traction conveying frame and a traction conveying mechanism, wherein the traction conveying mechanism is arranged on the traction conveying frame, and the traction conveying mechanism is used to convey the pipeline;

[0009] The traction conveying mechanism includes multiple rotating rods, multiple conveying rollers, multiple pulleys, connecting belts and a servo motor. The multiple rotating rods are rotatably installed on the traction conveying frame, the multiple conveying rollers are respectively fixedly mounted on the multiple rotating rods, one end of the multiple rotating rods extends to the outside of one side of the traction conveying frame, the multiple pulleys are respectively fixedly mounted on one end of the multiple rotating rods, the connecting belt is mounted on the multiple pulleys, the other end of the corresponding rotating rods extends to the outside of one side of the traction conveying frame, the servo motor is fixedly mounted on the traction conveying frame, and the output shaft of the servo motor is fixedly connected to one end of the rotating rod.

[0010] As a further solution of the utility model, three grooves are provided on the inner wall of one side of the traction and conveying frame, a through opening is provided on the outer wall of one side of the traction and conveying frame, and a limit adjustment mechanism is provided on the traction and conveying frame, and the limit adjustment mechanism is used to limit the conveying pipeline.

[0011] As a further solution of the utility model, the limit adjustment mechanism includes two mounting blocks, multiple rotating rods 2, multiple conveying rollers 2, three limit round rods and three movable blocks 1, the two mounting blocks are respectively arranged on the inner walls on both sides of the traction conveying frame, and the multiple rotating rods 2 are arranged between the two mounting blocks and are rotatably connected to the two mounting blocks.

[0012] As a further solution of the utility model, a plurality of conveying rollers 2 are respectively fixedly mounted on a plurality of rotating rods 2, and the plurality of conveying rollers 2 are respectively located above a plurality of conveying rollers 1, and the conveying rollers 2 are matched with the conveying rollers 1.

[0013] As a further solution of the utility model, three limiting round rods are fixedly installed in three grooves respectively, and three moving blocks are slidably installed on the three limiting round rods respectively. One side of the moving block extends out of the groove and is fixedly connected to the installation block.

[0014] As a further solution of the utility model, the limit adjustment mechanism also includes a motor seat, a second servo motor, a threaded rod, a second moving block and a connecting block. The motor seat is fixedly mounted on an outer wall of one side of the traction conveyor frame, the second servo motor is fixedly mounted on the top of the motor seat, the threaded rod is fixedly mounted on the output shaft of the second servo motor, the second moving block is threadedly mounted on the threaded rod, the connecting block is slidably mounted on the through opening, one side of the connecting block is fixedly connected to the second moving block, and the other layer of the connecting block is fixedly connected to the corresponding mounting block.

[0015] A heat-resistant and flame-retardant MPP electric pipe comprises a pipe body, which is transported by a traction and conveying device for pipe production. The pipe body consists of a pipe body, an inner pipe, a heat-resistant layer and a flame-retardant layer, and the heat-resistant layer and the flame-retardant layer are arranged between the pipe body and the inner pipe.

[0016] As a further solution of the utility model, the material of the heat-resistant layer is rock wool fiber, and the material of the flame-retardant layer is polyvinyl chloride.

[0017] Compared with the related art, the traction and conveying device for pipeline production and the heat-resistant and flame-retardant MPP power pipe provided by the utility model have the following beneficial effects:

[0018] 1. The utility model is simple to operate by arranging the cooperation of the traction conveying mechanism and the limit adjustment mechanism, and can press and limit the traction conveying pipeline, thereby reducing the occurrence of side wall scratches on the pipeline during the traction conveying process and affecting the use of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0020] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A;

[0022] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 4 This is a schematic diagram of the structure of the heat-resistant and flame-retardant MPP power pipe of the utility model. Figure 2 .

[0024] In the figure: 1, traction conveyor frame; 2, rotating rod 1; 3, conveyor roller 1; 4, pulley; 5, connecting belt; 6, servo motor 1; 7, mounting block; 8, rotating rod 2; 9, conveyor roller 2; 10, limiting round rod; 11, moving block 1; 12, motor seat; 13, servo motor 2; 14, threaded rod; 15, moving block 2; 16, connecting block; 170, tube body; 171, inner tube; 172, heat-resistant layer; 173, flame-retardant layer. DETAILED DESCRIPTION

[0025] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 The structure of the utility model is shown in FIG. Figure 1 ; Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A; Figure 3 The structure of the utility model is shown in FIG. Figure 2 The traction and conveying device for pipeline production comprises: a traction and conveying frame 1 and a traction and conveying mechanism, wherein the traction and conveying mechanism is arranged on the traction and conveying frame 1, and the traction and conveying mechanism is used to convey the pipeline;

[0026] The traction conveying mechanism includes multiple rotating rods 2, multiple conveying rollers 3, multiple pulleys 4, connecting belts 5 and servo motors 6. The multiple rotating rods 2 are rotatably installed on the traction conveying frame 1, and the multiple conveying rollers 3 are respectively fixedly mounted on the multiple rotating rods 2. One ends of the multiple rotating rods 2 extend to the outside of one side of the traction conveying frame 1. The multiple pulleys 4 are respectively fixedly mounted on one ends of the multiple rotating rods 2. The connecting belts 5 are mounted on the multiple pulleys 4, and the other ends of the corresponding rotating rods 2 extend to the outside of one side of the traction conveying frame 1. The servo motor 6 is fixedly mounted on the traction conveying frame 1, and the output shaft of the servo motor 6 is fixedly connected to one end of the rotating rod 2.

[0027] The inner wall of one side of the traction and conveying frame 1 is provided with three grooves, the outer wall of one side of the traction and conveying frame 1 is provided with a through opening, and the traction and conveying frame 1 is provided with a limit adjustment mechanism, and the limit adjustment mechanism is used to limit the conveyed pipeline.

[0028] The limit adjustment mechanism includes two mounting blocks 7, multiple rotating rods 8, multiple conveying rollers 9, three limit round rods 10 and three moving blocks 11. The two mounting blocks 7 are respectively arranged on the inner walls on both sides of the traction conveying frame 1, and the multiple rotating rods 8 are all arranged between the two mounting blocks 7 and are rotatably connected to the two mounting blocks 7.

[0029] The plurality of conveying rollers 2 9 are respectively fixedly sleeved on the plurality of rotating rods 2 8 , and the plurality of conveying rollers 2 9 are respectively located above the plurality of conveying rollers 1 3 , and the conveying rollers 2 9 are adapted to the conveying rollers 1 3 .

[0030] The three limiting round rods 10 are fixedly installed in the three grooves respectively, and the three moving blocks 11 are slidably installed on the three limiting round rods 10 respectively. One side of the moving block 11 extends out of the groove and is fixedly connected to the installation block 7.

[0031] The limit adjustment mechanism also includes a motor seat 12, a servo motor 13, a threaded rod 14, a moving block 15 and a connecting block 16. The motor seat 12 is fixedly installed on the outer wall of one side of the traction conveyor frame 1, the servo motor 13 is fixedly installed on the top of the motor seat 12, the threaded rod 14 is fixedly installed on the output shaft of the servo motor 13, the moving block 15 is threadedly installed on the threaded rod 14, and the connecting block 16 is slidably installed on the through port. One side of the connecting block 16 is fixedly connected to the moving block 15, and the other layer of the connecting block 16 is fixedly connected to the corresponding mounting block 7.

[0032] The working principle of the traction conveying device for pipeline production provided by the utility model is as follows:

[0033] Step 1: When in use, the pipeline is placed on the conveying roller 13, and then the servo motor 13 is started. The servo motor 13 drives the threaded rod 14 to rotate. Under the action of the thread and the connecting block 16, the moving block 15 drives the connecting block 16 and the corresponding mounting block 7 to move downward. Under the action of the rotating rod 8, the two mounting blocks 7 drive multiple conveying rollers 29 to move downward, so that the conveying rollers 29 contact the pipeline, so that the pipeline is limited and pressed by the cooperation of the conveying rollers 13 and 29, thereby reducing the occurrence of side wall scratches on the pipeline during the traction and transportation process, which affects the use of the pipeline;

[0034] The second step: start the servo motor 6, and drive the corresponding rotating rod 2 to rotate through the servo motor 6, and the rotating rod 2 drives the corresponding pulley 4 to rotate. Under the action of the connecting belt 5, multiple pulleys 4 can drive multiple rotating rods 2 and conveying rollers 3 to rotate to pull and convey the pipeline.

[0035] A heat-resistant and flame-retardant MPP power pipe includes a pipe body, which is transported by a traction and conveying device for pipe production. The pipe body consists of a pipe body 170, an inner pipe 171, a heat-resistant layer 172 and a flame-retardant layer 173, and the heat-resistant layer 172 and the flame-retardant layer 173 are arranged between the pipe body 170 and the inner pipe 171.

[0036] The heat-resistant layer 172 is made of rock wool fiber, and the flame-retardant layer 173 is made of polyvinyl chloride.

[0037] Heat resistance can be improved by asbestos fibers, and flame retardancy can be improved by polyvinyl chloride.

[0038] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0039] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0040] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A traction conveying device for pipeline production, characterized in that: include: A traction and conveying frame and a traction and conveying mechanism, wherein the traction and conveying mechanism is arranged on the traction and conveying frame, and the traction and conveying mechanism is used to convey the pipeline; The traction conveying mechanism includes multiple rotating rods, multiple conveying rollers, multiple pulleys, connecting belts and a servo motor. The multiple rotating rods are rotatably installed on the traction conveying frame, the multiple conveying rollers are respectively fixedly mounted on the multiple rotating rods, one end of the multiple rotating rods extends to the outside of one side of the traction conveying frame, the multiple pulleys are respectively fixedly mounted on one end of the multiple rotating rods, the connecting belt is mounted on the multiple pulleys, the other end of the corresponding rotating rods extends to the outside of one side of the traction conveying frame, the servo motor is fixedly mounted on the traction conveying frame, and the output shaft of the servo motor is fixedly connected to one end of the rotating rod.

2. The traction conveying device for pipeline production according to claim 1, characterized in that: An inner wall of one side of the traction and conveying frame is provided with three grooves, an outer wall of one side of the traction and conveying frame is provided with a through opening, and a limit adjustment mechanism is provided on the traction and conveying frame, and the limit adjustment mechanism is used to limit the conveyed pipeline.

3. The traction conveying device for pipeline production according to claim 2, characterized in that: The limit adjustment mechanism includes two mounting blocks, multiple rotating rods 2, multiple conveying rollers 2, three limit round rods and three moving blocks 1. The two mounting blocks are respectively arranged on the inner walls on both sides of the traction conveying frame, and the multiple rotating rods 2 are all arranged between the two mounting blocks and are rotatably connected to the two mounting blocks.

4. The traction conveying device for pipeline production according to claim 3 is characterized in that: The plurality of conveying rollers 2 are respectively fixedly sleeved on the plurality of rotating rods 2, and the plurality of conveying rollers 2 are respectively located above the plurality of conveying rollers 1, and the conveying rollers 2 are matched with the conveying rollers 1.

5. The traction conveying device for pipeline production according to claim 1, characterized in that: The three limiting round rods are fixedly installed in the three grooves respectively, and the three moving blocks are slidably installed on the three limiting round rods respectively. One side of the moving block extends out of the groove and is fixedly connected to the installation block.

6. The traction conveying device for pipeline production according to claim 2, characterized in that: The limit adjustment mechanism also includes a motor seat, a second servo motor, a threaded rod, a second moving block and a connecting block. The motor seat is fixedly installed on an outer wall of one side of the traction conveyor frame, the second servo motor is fixedly installed on the top of the motor seat, the threaded rod is fixedly installed on the output shaft of the second servo motor, the second moving block is threadedly installed on the threaded rod, the connecting block is slidably installed on the through port, one side of the connecting block is fixedly connected to the second moving block, and the other layer of the connecting block is fixedly connected to the corresponding mounting block.

7. A heat-resistant and flame-retardant MPP power pipe, characterized in that: It comprises the traction and conveying device for pipeline production and the pipeline main body as described in claim 1, wherein the pipeline main body is transported by the traction and conveying device for pipeline production, and the pipeline main body consists of a pipe body, an inner pipe, a heat-resistant layer and a flame-retardant layer, and the heat-resistant layer and the flame-retardant layer are arranged between the pipe body and the inner pipe.

8. The heat-resistant and flame-retardant MPP power pipe according to claim 7, characterized in that: The material of the heat-resistant layer is rock wool fiber, and the material of the flame-retardant layer is polyvinyl chloride.

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