A pipe that is easy to move

Abstract

The application relates to the technical field of pipe fittings, in particular to a pipe convenient to move, which comprises a pipe body, flanges are fixed at the two ends of the pipe body, a plurality of bolt holes one are formed in the surface of the flanges, two sleeve rings are sleeved on the pipe body, a base is integrally formed at the bottom end of the sleeve ring, pulleys are installed on the two sides of the base, hand screw rods one are screwed on the outer ring surface of the sleeve ring, the hand screw rods one clamp the pipe body, installation rings are arranged at the two ends of the pipe body, and dust removal fine mesh plates are arranged in the inner ring mouths of the installation rings; beneficial effects are that the sleeve rings with pulleys and bases are sleeved on the pipe body, and the hand screw rods are used for limiting, so that the pipe can be easily transferred under the unconnected state. The design greatly reduces the labor amount required for carrying the pipe, improves the work efficiency, and reduces the risk of damage of the pipe during the moving process.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipe fittings, in particular to a pipe convenient to move. BACKGROUND

[0002] In industrial production, construction and many other fields, pipe systems play a crucial role in transporting fluids, gases or other media. However, traditional pipe systems have many inconveniences in installation, movement and maintenance.

[0003] Traditional pipes are usually long and heavy, requiring a lot of manpower or special equipment to move, increasing labor intensity and cost. The pipe is easily damaged during movement, especially the connecting parts such as flanges, affecting the overall stability and service life of the pipe system. Moreover, pipe connections usually require individual screw insertion, which is tedious and time-consuming, and the connection between flanges requires precise alignment, requiring higher technical requirements for installers. The sealing of traditional pipe connections is often difficult to guarantee, and leakage problems are likely to occur, which not only causes waste of medium, but also may cause harm to the environment and personnel. In some applications, such as air conveying pipes, dust and impurities can easily enter the pipe interior, affecting the quality of the conveying medium. Traditional pipe systems usually do not have integrated dust prevention measures, requiring additional installation of dust prevention equipment, increasing cost and complexity.

[0004] Therefore, it is necessary to provide a pipe convenient to move to solve the above technical problems. SUMMARY

[0005] The purpose of the present application is to provide a pipe convenient to move to solve the problems raised in the background.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a pipe convenient to move, comprising a pipe body, flanges fixed at both ends of the pipe body, a plurality of bolt holes one on the surface of the flange, two sleeve rings sleeved on the pipe body, a base integrally formed at the bottom end of the sleeve ring, a pulley mounted on both sides of the base, a hand screw one screwed on the outer ring surface of the sleeve ring, the hand screw one clamping the pipe body, an installation ring provided at both ends of the pipe body, a dust removal fine mesh plate provided in the inner ring opening of the installation ring, a screw fixed on the surface of one sleeve ring, the screw penetrating through the flange and the installation ring, a reserved slot provided on the outer ring surface of the other sleeve ring, a through hole provided on one side wall of the reserved slot, a limiting column fixed on the other side wall of the reserved slot, and a nut sleeved on the column body of the limiting column.

[0007] Preferably, the sleeve ring is a circular ring plate, the outer diameter of the sleeve ring is smaller than the outer diameter of the flange, a sliding block is fixed on the inner ring surface of the sleeve ring, the sliding block is slidingly connected in a sliding groove, the sliding groove is provided on the outer wall of the pipe body, the hand screw one is screwed on the bottom surface of the base, a plurality of limiting grooves are provided on the surface of the sliding groove, and one end of the hand screw one is inserted into the limiting groove.

[0008] Preferably, the surface of one of the sleeves is provided with a clamping groove, the clamping groove is an annular groove with a circular cross-section, the surface of the other sleeve is fixed with a guide ring, one end of the guide ring is fixed with a rubber ring, the rubber ring is a circular ring structure with a circular cross-section, the rubber ring and the clamping groove are matched, after the two sleeves are close to each other, the guide ring and the rubber ring are inserted into the clamping groove, and the rubber ring is elastically deformed between the guide ring and the clamping groove.

[0009] Preferably, the two sides of one of the pads are provided with side grooves, the surface of the side grooves is provided with positioning holes, the two sides of the other sleeve are fixed with splicing plates, after the two sleeves are close to each other, the splicing plates are inserted into the side grooves, and the surface of the splicing plates is screwed with hand screws two, one end of the hand screws two is inserted into the positioning holes.

[0010] Preferably, the two sides of the pad are fixed with limiting shafts, the limiting shafts are T-shaped cylinders, the limiting shafts are below the side grooves, and the pulleys are sleeved on the shaft bodies of the limiting shafts.

[0011] Preferably, the reserved groove is an annular groove, the pad below the sleeve is provided with an operation groove in the bottom surface, the operation groove is communicated with the reserved groove, the through holes are provided in plurality, the through holes and the bolt holes are one-to-one corresponding, the rubber plug pipes are inserted into the through holes, the rubber plug pipes are T-shaped tubes, one end of the rubber plug pipe is integrally formed with a rubber extension pipe, the rubber extension pipe is inserted into the first bolt hole, the screw rod is inserted into the reserved groove after penetrating through the first bolt hole and the dust removal fine mesh plate, at this time, the rubber extension pipe is elastically deformed between the screw rod and the first bolt hole, the rubber plug pipe is elastically deformed between the screw rod and the through hole, and the nut is sleeved and screwed at the end of the screw rod.

[0012] Preferably, the limiting columns are provided in plurality, the limiting columns and the through holes are one-to-one corresponding, the rubber rings are sleeved and fixed on the shaft bodies of the limiting columns, and the rubber rings are elastically deformed between the nut and the limiting columns.

[0013] Preferably, one side of the reserved groove is fixed with elastic buckle plates, the elastic buckle plates are provided in plurality, the elastic buckle plates and the limiting columns are one-to-one corresponding, the elastic buckle plates are L-shaped strips, one end of the elastic buckle plate is blocked on one side of the nut, and the nut is limited on the limiting column.

[0014] Preferably, the mounting ring is a circular ring plate, the outer diameter of the mounting ring is smaller than that of the flange plate, the surface of the mounting ring is provided with through holes, the through holes are provided in plurality, the through holes and the bolt holes are one-to-one corresponding, the screw rod penetrates through the through holes, the inner ring opening of the mounting ring is provided with a mounting groove, the mounting groove is a circular groove, the dust removal fine mesh plate is inserted into the mounting groove, one side of the dust removal fine mesh plate is fixed with a magic male sticker one, the inside of the mounting groove is fixed with a magic female sticker two, and the magic male sticker one and the magic female sticker two are connected in cooperation.

[0015] Preferably, the mounting ring is provided with an embedding groove on both sides, the embedding groove is a circular groove, a sealing ring is fixed in the embedding groove, the thickness of the sealing ring is greater than the depth of the embedding groove, and the two groups of mounting rings are clamped between the two pipe bodies after the two pipe bodies are connected in series, and the sealing ring is pressed to deform and retract into the embedding groove.

[0016] Compared with the prior art, the present application has the following advantages:

[0017] The pipe convenient to move provided by the present application can be easily transferred by sleeving the sleeve ring with pulleys and pads on the pipe body and limiting by the hand screw in the unconnected state. This design greatly reduces the labor required for carrying the pipe, improves the work efficiency, and reduces the risk of damage to the pipe during movement.

[0018] The sleeve ring is integrated with a screw and a reserved groove, so that the two pipe bodies can directly insert the screw into the corresponding bolt hole when splicing, reducing the operation steps of inserting the screw one by one. The design of the elastic buckle plate and the nut makes the connection between the flanges more firm and easy to operate, reducing the technical requirements for the installer.

[0019] The mounting ring is integrated with a sealing ring and a dust removal fine mesh plate, and when the two pipe bodies are connected, the sealing ring is deformed under pressure to achieve sealing effect. This design not only improves the sealing performance of the pipe connection, but also effectively prevents leakage and ensures the stable operation of the pipe system BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic view of the present application;

[0021] Figure 2 is a structural top view of the present application;

[0022] Figure 3 is Figure 2 is a structural sectional view of A-A in the present application;

[0023] Figure 4 is Figure 3 is an enlarged schematic view of the structure at A in the present application;

[0024] Figure 5 is Figure 3 is an enlarged schematic view of the structure at B in the present application;

[0025] Figure 6 is Figure 4 is an enlarged schematic view of the structure at C in the present application;

[0026] Figure 7 is Figure 5 is an enlarged schematic view of the structure at D in the present application;

[0027] Figure 8The schematic view of the ring and the pad connecting structure of the application;

[0028] Figure 9 The schematic view of the ring and the rubber extension pipe connecting structure of the application;

[0029] Figure 10 The schematic view of the two groups of rings assembled in the middle part of the pipe body of the application;

[0030] Figure 11 The schematic view of the two groups of pipe body connecting structure of the application.

[0031] In the figure: pipe body 1, flange plate 2, bolt hole one 3, ring 4, pad 5, limiting shaft 6, pulley 7, sliding block 8, screw hole 9, hand screw rod one 10, clamping groove 11, lead-in ring 12, rubber ring 13, side groove 14, splicing plate 15, positioning hole 16, hand screw rod two 17, screw rod 18, reserved groove 19, perforation 20, nut 21, limiting column 22, rubber ring 23, elastic buckle plate 24, mounting ring 25, through hole 26, embedded groove 27, sealing ring 28, mounting groove 29, dust removal fine mesh plate 30, magic male sticker one 31, magic female sticker two 32, sliding groove 33, rubber plug pipe 34, rubber extension pipe 35. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme of the application clear, complete and the advantages more clear and obvious, the following will further describe the embodiments of the application in combination with the drawings. It should be understood that the specific embodiments described here are part of the embodiments of the application, not all the embodiments, only to explain the embodiments of the application, and not to limit the embodiments of the application, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the application.

[0033] Please refer to Figures 1 to 11 The application provides a kind of technical scheme: a pipe convenient to move, including pipe body 1, the both ends of pipe body 1 are fixed with flange plate 2, multiple bolt hole one 3 are set on the surface of flange plate 2, the pipe body of pipe body 1 is sleeved with two rings 4, ring 4 is circular plate, the outer diameter of ring 4 is less than the outer diameter of flange plate 2, the inner ring surface of ring 4 is fixed with sliding block 8, sliding block 8 is slidably connected in sliding groove 33, sliding groove 33 is set on the outer wall of pipe body 1, the bottom surface of pad 5 is screwed with hand screw rod one 10, hand screw rod one 10 penetrates screw hole 9, screw hole 9 is set on the surface of ring 4, multiple limiting grooves are set on the surface of sliding groove 33, one end of hand screw rod one 10 is inserted into limiting groove;The bottom end of ring 4 is integrally formed with pad 5, pulley 7 is installed on the both sides of pad 5, limiting shaft 6 is fixed on the both sides of pad 5, limiting shaft 6 is "T" shaped cylinder, limiting shaft 6 is below side groove 14, pulley 7 is sleeved on the shaft body of limiting shaft 6.

[0034] In use, before the flange plate 2 is fixed at both ends of the pipe body 1, the two collars 4 are sleeved on the pipe body 1, and the sliding block 8 is fixed at the inner ring opening of the collar 4 and inserted into the sliding groove 33. By rotating the hand screw rod I 10, one end of the hand screw rod I 10 is inserted into the limiting groove, the collar 4 is limited, and the collar 4 cannot slide along the pipe body 1 after being limited. The pulleys 7 on both sides of the bottom of the pad 5 support the collar 4 and the pipe body 1, and the pipe body 1 can be pushed to slide and move, thereby reducing the labor of carrying the pipe body 1.

[0035] The outer ring surface of the collar 4 is screwed with the hand screw rod I 10, the hand screw rod I 10 clamps the pipe body 1, both ends of the pipe body 1 are provided with the mounting ring 25, the inner ring opening of the mounting ring 25 is provided with the dust removal fine mesh plate 30, the surface of one collar 4 is fixed with the screw rod 18, the screw rod 18 penetrates the flange plate 2 and the mounting ring 25, the outer ring surface of the other collar 4 is provided with the reserved groove 19, one side wall of the reserved groove 19 is provided with the perforation 20, the other side wall of the reserved groove 19 is fixed with the limiting column 22, the column body of the limiting column 22 is sleeved with the nut 21; the reserved groove 19 is an annular groove, the pad 5 below the collar 4 is provided with the operation groove on the bottom surface, the operation groove is communicated with the reserved groove 19, the perforation 20 is provided with a plurality of perforations, the perforation 20 and the bolt hole I 3 are one-to-one corresponding, the perforation 20 is inserted with the rubber plug pipe 34, the rubber plug pipe 34 is a “T” shaped circular pipe, one end of the rubber plug pipe 34 is integrally formed with the rubber extension plug pipe 35, the rubber extension plug pipe 35 is inserted into the bolt hole I 3, the screw rod 18 is inserted into the reserved groove 19 after penetrating the bolt hole I 3 and the dust removal fine mesh plate 30, at this time, the rubber extension plug pipe 35 is clamped between the screw rod 18 and the bolt hole I 3 to produce elastic deformation, the rubber plug pipe 34 is clamped between the screw rod 18 and the perforation 20 to produce elastic deformation, and the nut 21 is sleeved and screwed at the end of the screw rod 18; the limiting column 22 is provided with a plurality of limiting columns, the limiting column 22 and the perforation 20 are one-to-one corresponding, the shaft body of the limiting column 22 is sleeved and fixed with the rubber ring 23, the rubber ring 23 is clamped between the nut 21 and the limiting column 22 to produce elastic deformation; one side of the reserved groove 19 is fixed with the elastic buckle plate 24, the elastic buckle plate 24 is provided with a plurality of elastic buckle plates, the elastic buckle plate 24 and the limiting column 22 are one-to-one corresponding, the elastic buckle plate 24 is an “L” shaped strip, one end of the elastic buckle plate 24 is blocked on one side of the nut 21 to limit the nut 21 on the limiting column 22.

[0036] In use, the two collars 4 are respectively pushed to the two flanges 2 at both ends of the pipe body 1, the screw rod 18 on the surface of one collar 4 penetrates through the bolt hole one 3 on the surface of one flange 2, the rubber extension cannula 35 on the surface of the other collar 4 is inserted into the bolt hole one 3 on the surface of the other flange 2, and the hand screw rod one 10 is screwed to limit the corresponding collar 4, at this time the pulley 7 below the two sets of pad seats 5 supports the pipe body 1, when the two pipe bodies 1 are assembled end to end, the flanges 2 at both ends of the two pipe bodies 1 are close to each other, at this time the screw rod 18 penetrates through the bolt hole one 3 on the surface of the two flanges 2, one end of the screw rod 18 is inserted into the reserved groove 19 on the surface of one collar 4, then the elastic buckle plate 24 is pushed to deform, the elastic buckle plate 24 is no longer blocked on one side of the nut 21, at this time the nut 21 is separated from the limiting column 22, and the nut 21 is screwed on the end of the screw rod 18, after locking the nut 21, the two flanges 2 are fixed together, in this way, during the assembly of the two pipe bodies 1, a plurality of screw rods 18 are directly inserted into the corresponding bolt hole one 3, reducing the operation of inserting the screw rod 18 one by one, at this time the two collars 4 not only serve as the connecting structure of the two flanges 2, but also realize the supporting effect of the two pipe bodies 1 connected by the cooperation of the pad seat 5 and the collar 4; and cooperate with the pulley 7 to serve as the transfer frame after the connection of the two pipe bodies 1.

[0037] The surface of the collar 4 is provided with a clamping groove 11, the clamping groove 11 is an annular groove with a circular cross-section, the surface of the other collar 4 is fixed with a lead-in ring 12, one end of the lead-in ring 12 is fixed with a rubber ring 13, the rubber ring 13 is a circular ring structure with a circular cross-section, the rubber ring 13 and the clamping groove 11 are matched, after the two collars 4 are close to each other, the lead-in ring 12 and the rubber ring 13 are inserted into the clamping groove 11, and the rubber ring 13 is elastically deformed by being clamped between the lead-in ring 12 and the clamping groove 11. The two sides of the pad seat 5 are provided with a side groove 14, the surface of the side groove 14 is provided with a positioning hole 16, the two sides of the other collar 4 are fixed with a splicing plate 15, after the two collars 4 are close to each other, the splicing plate 15 is inserted into the side groove 14, and the surface of the splicing plate 15 is screwed with a hand screw rod two 17, one end of the hand screw rod two 17 is inserted into the positioning hole 16.

[0038] In use, when the two collars 4 are close to each other and are limited in the middle part of the pipe body 1 by the hand screw rod one 10, the lead-in ring 12 and the rubber ring 13 are inserted into the clamping groove 11, realizing the pre-connection of the two collars 4, that is, at this time the two collars 4 are always close to each other even if the hand screw rod one 10 is not tightened; and at this time the splicing plate 15 is inserted into the side groove 14, and the hand screw rod two 17 is screwed into the positioning hole 16, at this time the two collars 4 are firmly connected through the cooperation of the splicing plate 15 and the positioning hole 16, since the two collars 4 are connected in the middle part of the pipe body 1, the two ends of the pipe body 1 are in balance, and the pipe body 1 can be pushed and moved from the middle part.

[0039] The mounting ring 25 is a circular ring plate, the outer diameter of the mounting ring 25 is smaller than the outer diameter of the flange plate 2, a plurality of through holes 26 are arranged on the surface of the mounting ring 25, the through holes 26 correspond to the bolt holes 3 one by one, the threaded rods 18 pass through the through holes 26, the inner ring opening of the mounting ring 25 is provided with a mounting groove 29, the mounting groove 29 is a circular groove, a dust removal fine mesh plate 30 is inserted in the mounting groove 29, one side of the dust removal fine mesh plate 30 is fixed with a magic male fastener 31, the inside of the mounting groove 29 is fixed with a magic female fastener 32, and the magic male fastener 31 and the magic female fastener 32 are connected in a matched mode. The two sides of the mounting ring 25 are provided with embedded grooves 27, the embedded grooves 27 are circular grooves, and the inside of the embedded grooves 27 is fixed with sealing rings 28, the thickness of the sealing rings 28 is greater than the depth of the embedded grooves 27, after the two pipe bodies 1 are connected in a head-to-tail mode, the two groups of mounting rings 25 are clamped between the two pipe bodies 1, and the sealing rings 28 are pressed to deform and retract into the embedded grooves 27.

[0040] In use, before the two pipe bodies 1 are assembled, the dust removal fine mesh plate 30 is adhered to the magic female fastener 32 through the magic male fastener 31, when the threaded rod 18 on the surface of one sleeve ring 4 passes through the bolt hole 3 on the surface of the flange plate 2, the through hole 26 on the surface of the mounting ring 25 is sleeved on the threaded rod 18, at this time, the mounting ring 25 is hung on the end of the pipe body 1, when the two pipe bodies 1 are close to each other and the threaded rod 18 and the nut 21 are screwed, the flange plates 2 at the ends of the two pipe bodies 1 extrude the two mounting rings 25, the sealing rings 28 between the two mounting rings 25 are pressed to deform, the sealing of the two pipe bodies 1 after being connected is realized, and the dust removal fine mesh plate 30 on the inner side of the mounting ring 25 realizes the dust prevention effect on the conveying air, so that the installation of the mounting ring 25 not only realizes the sealing, but also completes the dust removal effect.

[0041] The use process of the pipe convenient to move is as follows:

[0042] Two sleeves 4 are sleeved on the pipe body 1. The inner ring surface of the sleeve 4 is fixed with a sliding block 8, which is slidingly connected in a sliding groove 33 on the outer wall of the pipe body 1. The pipe body 1 is prepared, and the flanges 2 are fixed at both ends thereof. A plurality of bolt holes 3 are formed on the surface of the flange 2 for subsequent connection. The hand screw rod 10 is screwed, and one end thereof is inserted into the limiting groove on the surface of the sliding groove 33 to limit the sleeve 4. After the sleeve 4 is limited, it cannot slide along the pipe body 1. The sleeve 4 is integrally formed with a pad 5 at the bottom end thereof, and the pulleys 7 are installed on both sides of the pad 5 for supporting the pipe body 1 and facilitating sliding transfer. The pipe body 1 is pushed, and the pulleys 7 support the pipe body 1 to slide and transfer, thereby reducing the labor amount of carrying. After the two sleeves 4 are respectively pushed to the flanges 2 at both ends of the pipe body 1, the hand screw rod 10 is screwed to brake and limit the corresponding sleeve 4. The screw rod 18 on the surface of one sleeve 4 passes through the bolt hole 3 on the surface of the flange 2. The rubber extension insertion tube 35 on the surface of the other sleeve 4 is inserted into the bolt hole 3 on the surface of the other flange 2. The rubber extension insertion tube 35 and the rubber plug tube 34 are clamped between the screw rod 18 and the bolt hole 3 / perforation 20 to produce elastic deformation. After the screw rod 18 passes through the bolt holes 3 on the surfaces of the two flanges 2, one end thereof is inserted into the reserved groove 19 on the surface of one sleeve 4. The elastic buckle plate 24 is pushed to deform, the nut 21 is separated from the limiting column 22, and is screwed at the end of the screw rod 18. After the lock nut 21 is locked, the two flanges 2 are fixed together. When the two sleeves 4 are close to each other, the lead-in ring 12 and the rubber ring 13 are inserted into the clamping groove 11 to realize pre-connection. The splicing plate 15 is inserted into the side groove 14. The hand screw rod 2 17 is screwed into the positioning hole 16 to realize firm connection of the two sleeves 4. The through hole 26 is formed on the surface of the mounting ring 25, and corresponds to the bolt hole 3 one by one. The mounting groove 29 is formed on the inner ring opening of the mounting ring 25 for mounting the dust removal fine mesh plate 30. The dust removal fine mesh plate 30 is bonded to the magic female sticker 32 through the magic male sticker 31. The through hole 26 on the surface of the mounting ring 25 is sleeved on the screw rod 18, and is hung at the end of the pipe body 1. When the two pipe bodies 1 are close to each other, and the screw rod 18 and the nut 21 are screwed, the two flanges 2 press the two mounting rings 25. The sealing ring 28 between the mounting rings 25 is deformed under pressure to realize sealing. The dust removal fine mesh plate 30 on the inner side of the mounting ring 25 realizes dustproof effect.

[0043] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A movable pipe, comprising a pipe body (1), both ends of which are fixed with flanges (2), and the surface of the flanges (2) having a plurality of bolt holes (3), characterized in that: The pipe body (1) is fitted with two collars (4). The bottom end of the collar (4) is integrally formed with a pad (5). Pulleys (7) are installed on both sides of the pad (5). A hand-tightening screw (10) is screwed onto the outer ring surface of the collar (4). The hand-tightening screw (10) clamps the pipe body (1). Both ends of the pipe body (1) are provided with mounting rings (25). The inner ring of the mounting ring (25) is provided with a dust removal fine mesh plate (30). A screw (18) is fixed on the surface of one collar (4). The screw (18) passes through the flange (2) and the mounting ring (25). A reserved groove (19) is opened on the outer ring surface of the other collar (4). A through hole (20) is opened on one side wall of the reserved groove (19). A limit post (22) is fixed on the other side wall of the reserved groove (19). A nut (21) is fitted on the post body of the limit post (22). The reserved groove (19) is an annular groove. The pad (5) below the collar (4) has an operating groove on its bottom surface. The operating groove and the reserved groove (19) are connected. There are multiple through holes (20). The through holes (20) correspond one-to-one with the bolt hole (3). A rubber plug tube (34) is inserted into the inside of the through hole (20). The rubber plug tube (34) is a "T" shaped round tube. One end of the rubber plug tube (34) is integrally formed with a rubber extension tube (35). The rubber extension tube (35) is inserted into the bolt hole (3). The screw (18) passes through the bolt hole (3) and the dust removal fine mesh plate (30) and is inserted into the reserved groove (19). At this time, the rubber extension tube (35) is clamped between the screw (18) and the bolt hole (3) and produces elastic deformation. The rubber plug tube (34) is clamped between the screw (18) and the through hole (20) and produces elastic deformation. The nut (21) is sleeved and screwed onto the end of the screw (18).

2. The easily movable pipe according to claim 1, characterized in that: The collar (4) is a circular plate. The outer diameter of the collar (4) is smaller than the outer diameter of the flange (2). A slider (8) is fixed on the inner ring surface of the collar (4). The slider (8) is slidably connected in the groove (33). The groove (33) is opened on the outer wall of the pipe body (1). A hand screw (10) is screwed to the bottom surface of the pad (5). Multiple limiting grooves are opened on the surface of the groove (33). One end of the hand screw (10) is inserted into the limiting groove.

3. The easily movable pipe according to claim 1, characterized in that: A groove (11) is provided on the surface of one of the collars (4). The groove (11) is an annular groove with a rounded cross-section. An inlet ring (12) is fixed on the surface of the other collar (4). A rubber retainer (13) is fitted and fixed at one end of the inlet ring (12). The rubber retainer (13) is a circular ring structure with a rounded cross-section. The rubber retainer (13) matches the groove (11). After the two collars (4) are brought together, the inlet ring (12) and the rubber retainer (13) are inserted into the groove (11). The rubber retainer (13) is clamped between the inlet ring (12) and the groove (11) and undergoes elastic deformation.

4. The easily movable pipe according to claim 1, characterized in that: A side groove (14) is provided on both sides of one of the pads (5), and a positioning hole (16) is provided on the surface of the side groove (14). A splicing plate (15) is fixed on both sides of the other collar (4). After the two collars (4) are brought together, the splicing plate (15) is inserted into the side groove (14). A second hand screw (17) is screwed onto the surface of the splicing plate (15), and one end of the second hand screw (17) is inserted into the positioning hole (16).

5. A movable pipe according to claim 4, characterized in that: The pad (5) has a limiting shaft (6) fixed on both sides. The limiting shaft (6) is a "T" shaped cylinder. The limiting shaft (6) is located below the side groove (14). The pulley (7) is sleeved on the shaft of the limiting shaft (6).

6. A movable pipe according to claim 1, characterized in that: The limiting post (22) is provided in multiple ways. The limiting post (22) and the through hole (20) correspond one to one. A rubber ring (23) is fixed on the shaft of the limiting post (22). The rubber ring (23) is clamped between the nut (21) and the limiting post (22) to produce elastic deformation.

7. A movable pipe according to claim 1, characterized in that: One side of the reserved groove (19) is fixed with an elastic buckle plate (24). There are multiple elastic buckles (24). The elastic buckles (24) and the limiting post (22) correspond one to one. The elastic buckle plate (24) is in the shape of an "L" strip. One end of the elastic buckle plate (24) blocks one side of the nut (21) and limits the nut (21) to the limiting post (22).

8. A movable pipe according to claim 1, characterized in that: The mounting ring (25) is a circular ring plate. The outer diameter of the mounting ring (25) is smaller than the outer diameter of the flange (2). The surface of the mounting ring (25) is provided with through holes (26). There are multiple through holes (26). The through holes (26) and bolt holes (3) correspond one-to-one. The screw (18) passes through the through holes (26). The inner ring of the mounting ring (25) is provided with a mounting groove (29). The mounting groove (29) is a circular groove. The dust removal fine mesh plate (30) is inserted into the mounting groove (29). A magic male sticker (31) is fixed on one side of the dust removal fine mesh plate (30). A magic female sticker (32) is fixed inside the mounting groove (29). The magic male sticker (31) and the magic female sticker (32) are connected together.

9. A movable pipe according to claim 1, characterized in that: The mounting ring (25) has an insert groove (27) on both sides. The insert groove (27) is a circular groove. A sealing ring (28) is fixed inside the insert groove (27). The thickness of the sealing ring (28) is greater than the depth of the insert groove (27). After the two tubes (1) are connected end to end, the two sets of mounting rings (25) are clamped between the two tubes (1). The sealing ring (28) is deformed by pressure and retracts into the insert groove (27).

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