Pneumatic conveying pipeline

Abstract

The utility model relates to the technical field of pneumatic conveying pipelines, and discloses a pneumatic conveying pipeline which solves the problems that in the using process of the pneumatic conveying pipeline, the bottom of the pipeline lacks a supporting structure, the pipeline is prone to deformation or damage and fracture under the action of weight, internal and external pressure and stress, normal work of the pneumatic conveying pipeline is affected, and the service life of the pneumatic conveying pipeline is prolonged. The pipeline comprises a pipeline body, connecting flanges are fixedly installed at the two ends of the pipeline body, supporting seats are symmetrically and fixedly installed at the bottom of the pipeline body, movable supporting plates are fixedly installed at the bottoms of the supporting seats, and a supporting bottom plate is arranged under the movable supporting plates; according to the pneumatic conveying pipeline, the bottom of the pipeline can be better supported in the using process of the pneumatic conveying pipeline, the pipeline is prevented from being deformed or damaged and broken under the action of weight, internal and external pressure and stress, normal work of the pneumatic conveying pipeline is ensured, and therefore better practicability can be achieved conveniently.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pneumatic conveying pipeline, specifically a pneumatic conveying pipeline. BACKGROUND

[0002] Pneumatic conveying, also known as airflow conveying, is a technology for conveying granular materials in a closed pipeline along the airflow direction by using the energy of airflow. This technology is widely used in the conveying process of various materials such as fly ash, white carbon black, and quartz sand. It has the advantages of simple operation, high conveying efficiency, and strong adaptability. Pneumatic conveying pipeline is a pipeline used for pneumatic conveying operation. Pneumatic conveying pipeline is often used for material conveying operation of silos. However, the bottom of the pipeline lacks support structure, which causes the pipeline to easily deform or break under the action of weight, internal and external pressure, and stress, affecting the normal work of the pneumatic conveying pipeline, and thus it is inconvenient to achieve better practicality. UTILITY MODEL CONTENT

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a pneumatic conveying pipeline, which effectively solves the problem that the bottom of the pipeline lacks support structure during use, which causes the pipeline to easily deform or break under the action of weight, internal and external pressure, and stress, affecting the normal work of the pneumatic conveying pipeline, and thus it is inconvenient to achieve better practicality.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a pneumatic conveying pipeline, comprising a pipeline main body, the both ends of the pipeline main body are fixedly installed with connecting flanges, the bottom of the pipeline main body is fixedly installed with support seats in a symmetrical manner, the bottom of the support seat is fixedly installed with a movable support plate, the movable support plate is provided with a support bottom plate directly below, the four corners of the support bottom plate are fixedly installed with fixing installation holes, the top of the support bottom plate is fixedly installed with a support frame, and the top of the support frame is of an open structure, the top of the support frame is in contact with the bottom of the movable support plate, the outer middle part of the support frame is fixedly installed with an electric switch, the inside of the support frame is installed with an adjusting support assembly, and the top of the adjusting support assembly is connected with the bottom of the movable support plate.

[0005] Preferably, the adjusting support assembly comprises a base fixedly installed at the inner bottom end of the support frame, an adjusting motor fixedly installed at the top of the base, the adjusting motor being electrically connected with the power switch, a driving bevel gear fixedly installed on the output shaft of the adjusting motor, two transmission bevel gears symmetrically meshed with the outer side of the driving bevel gear, two transmission shafts fixedly installed at the sides of the transmission bevel gears away from each other, a locating bearing rotatably installed at the end of the transmission shaft away from the transmission bevel gear, the locating bearing being fixedly installed on the inner wall of the support frame, a locating frame rotatably installed at the outer side of the end of the transmission shaft close to the transmission bevel gear, the locating frame being fixedly installed at the inner bottom end of the support frame, a transmission gear fixedly installed between the locating frame and the locating bearing and at the outer side of the transmission shaft, two transmission racks meshed with the bottom of the transmission gear, the two transmission racks being staggeredly and symmetrically arranged in the support frame, a connecting block fixedly installed at one end of the transmission rack, a connecting shaft fixedly installed at the side of the connecting block away from the transmission rack, a movable support strip rotatably installed on the connecting shaft, a support shaft rotatably installed at the end of the movable support strip away from the connecting shaft, and the support shaft being fixedly installed at the bottom of the movable support plate.

[0006] Preferably, a locating sleeve is fixedly installed at the middle of the bottom end of the transmission rack, a locating cross bar is slidably installed in the locating sleeve, locating blocks are fixedly installed at the two ends of the locating cross bar, the locating blocks being fixedly installed at the inner bottom end of the support frame, locating sliding strips are symmetrically fixedly installed on the inner wall of the locating sleeve, and locating sliding grooves are symmetrically formed in the outer side of the locating cross bar, the locating sliding strips being slidably installed in the locating sliding grooves.

[0007] Preferably, locating sliding sleeves are symmetrically fixedly installed on the outer side of the movable support plate, a locating vertical bar is slidably installed in the locating sliding sleeve, the bottom of the locating vertical bar being fixedly connected with the top of the support bottom plate, a circular top block is fixedly installed at the top of the locating vertical bar, and the diameter of the circular top block is greater than the inner diameter of the locating sliding sleeve.

[0008] Compared with the prior art, the utility model has the advantages that:

[0009] 1) In work, through the mutual action of the pipeline main body, the connecting flange, the support seat, the movable support plate, the support bottom plate, the fixed installation hole, the support frame, the power switch and the adjusting support assembly, the bottom of the pipeline can be better supported during use of the pipeline, deformation or damage and rupture of the pipeline caused by weight, internal and external pressure and stress can be avoided, and normal work of the pipeline is ensured, so that better practicability is achieved.

[0010] 2) In the work, through the interaction of the positioning sleeve, positioning cross bar, positioning block, positioning sliding groove and positioning sliding bar, the transmission rack can be moved to achieve better stability, thereby ensuring that the adjusting support assembly can work stably. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0012] In the drawings:

[0013] Figure 1 It is a structural schematic view of the pneumatic conveying pipeline of the present application;

[0014] Figure 2 It is a structural schematic view of the internal structure of the support frame of the present application;

[0015] Figure 3 It is a structural schematic view of the adjusting support assembly of the present application;

[0016] Figure 4 It is an enlarged structural schematic view of the transmission shaft rod part of the present application;

[0017] Figure 5 It is a split structural schematic view of the positioning sleeve and the positioning cross bar of the present application.

[0018] In the drawings: 1, pipeline main body; 2, connecting flange; 3, support seat; 4, movable support plate; 5, support bottom plate; 6, fixed mounting hole; 7, support frame; 8, power switch; 9, adjusting support assembly; 10, machine base; 11, adjusting motor; 12, driving bevel gear; 13, transmission bevel gear; 14, transmission shaft rod; 15, positioning bearing; 16, positioning frame; 17, transmission gear; 18, transmission rack; 19, connecting block; 20, connecting shaft; 21, movable support strip; 22, support shaft; 23, positioning sleeve; 24, positioning cross bar; 25, positioning block; 26, positioning sliding bar; 27, positioning sliding groove; 28, positioning sliding sleeve; 29, positioning vertical rod; 30, round top block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Embodiment one,Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The utility model relates to a kind of pneumatic conveying pipelines, including pipeline main body 1, the both ends of pipeline main body 1 are fixedly installed with connection flange 2, the bottom of pipeline main body 1 is fixedly installed with support seat 3 symmetrically, the bottom of support seat 3 is fixedly installed with movable support plate 4, movable support plate 4 is provided with support bottom plate 5 directly below, movable support plate 4 is fixedly installed with the positioning sliding sleeve 28 symmetrically outside, positioning sliding sleeve 28 is slidably penetrated with the positioning vertical rod 29 and is installed in, and the bottom of positioning vertical rod 29 is fixedly connected with the top of support bottom plate 5, the top of positioning vertical rod 29 is fixedly installed with circular top block 30, and the diameter of circular top block 30 is greater than the inner diameter of positioning sliding sleeve 28, the four corners of support bottom plate 5 are all penetrated with fixed mounting hole 6, the top of support bottom plate 5 is fixedly installed with support frame 7, and the top of support frame 7 is open type structure, the top of support frame 7 is contacted with the bottom of movable support plate 4, the outside middle part of support frame 7 is fixedly installed with power connection switch 8, adjusting support assembly 9 is installed in the inside of support frame 7, and the top of adjusting support assembly 9 is connected with the bottom of movable support plate 4;

[0021] The adjusting support assembly 9 comprises a base 10 fixedly installed at the inner bottom end of the support frame 7, and a regulating motor 11 fixedly installed at the top of the base 10 and electrically connected with the power switch 8. A driving bevel gear 12 is fixedly installed on the output shaft of the regulating motor 11, and two transmission bevel gears 13 are symmetrically and meshingly connected with the outer side of the driving bevel gear 12. Two transmission shaft rods 14 are fixedly installed on the sides of the transmission bevel gears 13 away from each other, and a positioning bearing 15 is rotatably installed at the end of the transmission shaft rod 14 away from the transmission bevel gear 13 and fixedly installed on the inner wall of the support frame 7. A positioning bracket 16 is rotatably installed at the outer side of the end of the transmission shaft rod 14 close to the transmission bevel gear 13 and fixedly installed at the inner bottom end of the support frame 7. A transmission gear 17 is fixedly installed between the positioning bracket 16 and the positioning bearing 15 and on the outer side of the transmission shaft rod 14. A transmission rack 18 is meshingly connected with the bottom of the transmission gear 17 and symmetrically and staggeredly installed in the support frame 7. A positioning sleeve 23 is fixedly installed at the middle of the bottom end of the transmission rack 18. A positioning cross rod 24 is slidably installed in the positioning sleeve 23. Positioning blocks 25 are fixedly installed at the two ends of the positioning cross rod 24 and at the inner bottom end of the support frame 7. Positioning sliding strips 26 are symmetrically and fixedly installed on the inner wall of the positioning sleeve 23. Positioning sliding grooves 27 are symmetrically formed on the outer side of the positioning cross rod 24 and slidably installed with the positioning sliding strips 26. A connecting block 19 is fixedly installed at one end of the transmission rack 18. A connecting shaft 20 is fixedly installed on the side of the connecting block 19 away from the transmission rack 18. A movable support rod 21 is rotatably installed on the connecting shaft 20. A support shaft 22 is rotatably installed at the end of the movable support rod 21 away from the connecting shaft 20 and fixedly installed at the bottom of the movable support plate 4.

[0022] In use, the pipe body 1, the connecting flange 2, the support seat 3, the movable support plate 4, the support bottom plate 5, the fixed installation hole 6, the support frame 7, the power switch 8 and the adjusting support assembly 9 interact with each other to better support the bottom of the pneumatic conveying pipe during use, avoid deformation or damage and rupture of the pipe under the action of weight, internal and external pressure and stress, and ensure the normal work of the pneumatic conveying pipe, so as to achieve better practicality. The positioning sleeve 23, the positioning cross rod 24, the positioning blocks 25, the positioning sliding grooves 27 and the positioning sliding strips 26 interact with each other to better stabilize the transmission rack 18 during movement, so as to ensure the stable work of the adjusting support assembly 9.

[0023] Working principle: When working, first use the fixing bolts that match the diameter of the fixed mounting hole 6 to fix the support base plate 5 to the preset position, then connect the power switch 8 to the external power supply, and then start the adjustment motor 11 to drive the driving bevel gear 12 to rotate, and the driving bevel gear 12 drives the two transmission bevel gears 13 to rotate in opposite directions, and the transmission bevel gear 13 drives the transmission shaft 14 to rotate between the positioning frame 16 and the positioning bearing 15, and the transmission shaft 14 drives the transmission gear 17 to rotate, and the transmission gear 17 drives the transmission rack 18 to move, and the transmission rack 18 drives the positioning sleeve 23 to slide on the outside of the positioning cross bar 24, and the positioning sleeve 28 drives the positioning slide 26 to slide inside the positioning slide groove 27, which can ensure that the transmission rack 18 achieves better stability when moving. At the same time, the transmission rack 18 drives the connecting block 19 to move, and the connecting block 19 drives the connecting shaft 20 to move, and the connecting shaft 20 The movable support bar 21 is driven to move, and the movable support bar 21 pushes the movable support plate 4 upward through the support shaft 22. The movable support plate 4 drives the positioning sleeve 28 to slide upward on the outer side of the positioning vertical rod 29, which can ensure that the movable support plate 4 achieves better stability when moving upward. At the same time, the movable support plate 4 pushes the pipeline body 1 upward through the support seat 3. After the pipeline body 1 moves to the required height, the adjustment motor 11 is stopped, and the adjustment motor 11 is powered off and self-locked to ensure the stability of the adjustment support assembly 9, and then the connecting flanges 2 at both ends of the pipeline body 1 are connected to the external pipeline. Then, during use, the support structure at the bottom of the pipeline body 1 provides stable support for it, so that the bottom of the pipeline can be better supported during use of the pneumatic conveying pipeline, avoiding deformation or damage and rupture of the pipeline under the action of weight, internal and external pressure and stress, ensuring the normal operation of the pneumatic conveying pipeline, thereby achieving better practicality.

Claims

1. A pneumatic conveying pipeline comprising a pipeline body (1), characterized in that: Both ends of the pipeline body (1) are fixedly installed with connecting flanges (2), the bottom of the pipeline body (1) is fixedly installed with support seats (3) in a symmetrical manner, the bottom of the support seat (3) is fixedly installed with an movable support plate (4), the movable support plate (4) is provided below a support bottom plate (5), the four corners of the support bottom plate (5) are provided with fixed mounting holes (6), the top of the support bottom plate (5) is fixedly installed with a support frame (7), the top of the support frame (7) is of an open structure, the top of the support frame (7) is in contact with the bottom of the movable support plate (4), the outer side of the middle of the support frame (7) is fixedly installed with an electricity connection switch (8), the inside of the support frame (7) is installed with an adjusting support assembly (9), and the top of the adjusting support assembly (9) is connected with the bottom of the movable support plate (4).

2. A pneumatic conveying duct according to claim 1, characterised in that: The adjusting support assembly (9) comprises a machine base (10) fixedly installed at the inside bottom end of the support frame (7), the top of the machine base (10) is fixedly installed with an adjusting motor (11), the adjusting motor (11) is electrically connected with the electricity connection switch (8), the output shaft of the adjusting motor (11) is fixedly installed with a driving bevel gear (12), the outer side of the driving bevel gear (12) is symmetrically meshed with a transmission bevel gear (13), the two transmission bevel gears (13) are fixedly installed with transmission shaft rods (14) away from each other, the end of the transmission shaft rod (14) away from the transmission bevel gear (13) is rotatably installed with a positioning bearing (15) fixedly installed on the inner wall of the support frame (7), the end of the transmission shaft rod (14) close to the transmission bevel gear (13) is rotatably installed with a positioning frame (16) fixedly installed at the inside bottom end of the support frame (7), the transmission gear (17) is fixedly installed between the positioning frame (16) and the positioning bearing (15) and on the outer side of the transmission shaft rod (14), the bottom of the transmission gear (17) is meshed with a transmission rack (18), the two transmission racks (18) are staggered and symmetrically arranged in the inside of the support frame (7), the end of the transmission rack (18) is fixedly installed with a connecting block (19), the side of the connecting block (19) away from the transmission rack (18) is fixedly installed with a connecting shaft (20), the connecting shaft (20) is rotatably installed with a movable support bar (21), the end of the movable support bar (21) away from the connecting shaft (20) is rotatably installed with a support shaft (22) fixedly installed at the bottom of the movable support plate (4).

3. A pneumatic conveying duct according to claim 2, characterised in that: The bottom end of the transmission rack (18) is fixedly installed with a positioning sleeve (23), the inside of the positioning sleeve (23) is slidably installed with a positioning cross rod (24), the two ends of the positioning cross rod (24) are fixedly installed with positioning blocks (25) fixedly installed at the inside bottom end of the support frame (7), the inner wall of the positioning sleeve (23) is symmetrically fixedly installed with positioning sliding bars (26), the outer side of the positioning cross rod (24) is symmetrically provided with positioning sliding grooves (27), and the positioning sliding bars (26) are slidably installed in the inside of the positioning sliding grooves (27).

4. A pneumatic conveying duct according to claim 1, characterized in that: The outer side of the active support plate (4) is symmetrically and fixedly provided with a positioning sliding sleeve (28), the inside of the positioning sliding sleeve (28) is slidably and penetratively provided with a positioning vertical rod (29), the bottom of the positioning vertical rod (29) is fixedly connected with the top of the support bottom plate (5), the top of the positioning vertical rod (29) is fixedly provided with a circular top block (30), and the diameter of the circular top block (30) is greater than the inner diameter of the positioning sliding sleeve (28).

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