CN113523422A

CN113523422A - Pipeline switching system of self-adaptation diameter

Info

Publication number: CN113523422A
Application number: CN202110849191.9A
Authority: CN
Inventors: 张�杰
Original assignee: Jilin Sicheng Environmental Protection Technology Co ltd
Current assignee: Zhang Ming
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-10-22

Abstract

The invention belongs to the field of pipelines, and relates to a pipeline switching system with a self-adaptive diameter. The pipe fitting switching device is operated when the pipe fitting needs switching, the pipe fitting is firstly clamped and positioned through the special mechanism, when the waste pipe fitting at the front end is cut, and after the waste pipe fitting enters a pipeline, the pipe fitting can be sprayed with anticorrosive paint, the sprayed liquid can play a role in protecting the pipe fitting, the service life of the pipe fitting is effectively prolonged, the distance between the disc and the pipe fitting can be shortened when the disc rotates during switching, so that the disc is connected with the pipe fitting, the disc automatically resets after being connected, and finally the pipe fitting can be taken out from a pipe fitting opening.

Description

Pipeline switching system of self-adaptation diameter

Technical Field

The invention belongs to the field of pipelines, and particularly relates to a pipeline switching system with a self-adaptive diameter.

Background

As is well known, the reliability and safety of pipelines, which are key media for transmitting energy and substances, are often regarded by people, and pipelines made of different materials are also divided into various pipeline connection modes in different scenes. If pp pipeline often adopts the hot melt connection method, its characteristics are through high temperature heating to liquid and a connected mode that the recombination solidifies, and general pipe connection needs the manual operation of going, and the operation consumption time overlength, and need spray anticorrosive paint alone, complex operation, and this kind of system can carry out automatic spraying to the pipe fitting, when meetting some pipe fitting front ends and damaging, the rear end is normal, need the independent front end of cutting that goes, and this kind of system can amputate automatically, need connect when one at last, this kind of system also can automatic connection.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a self-adaptive-diameter pipeline switching system which can be used for switching pipes under different pipe conditions and can spray anticorrosive paint when the pipes enter and exit.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a pipeline switching system of self-adaptation diameter, includes the casing, casing upper end wall is equipped with sprays and removes the chamber, spray and remove the fixed totally six sealed sap cavities that are equipped with the symmetry on the wall of both sides about in the intracavity, it is equipped with sprinkler to spray and remove the chamber, the casing middle-end is equipped with into lumen, it is equipped with the cutting chamber to advance lumen upper right end, the cutting chamber is the useless axle device of cutting, the casing left end is equipped with fixed lumen, fixed lumen is equipped with pipe fitting positioner, casing right end wall is equipped with the disc and rotates the chamber, the disc rotates and is equipped with switching system on the chamber, the disc rotates the chamber right-hand member and is equipped with and places the chamber, it is equipped with and pushes away from the chamber to place the chamber right-hand member, push away from the chamber with place the chamber and transport switching device.

Preferably, positioner is including fixing the casing left end is equipped with fixed lumen, the fixed main motor that is equipped with of inboard in the fixed lumen right-hand member, be equipped with the driving shaft on the main motor output, the fixed action wheel that is equipped with of driving shaft, fixed lumen internal fixation is equipped with fixed ring, it is equipped with to rotate on the fixed ring driven turntable, the action wheel with driven turntable meshes, driven turntable is last the fixed six arc spouts that are equipped with of annular, driven turntable internal articulation is equipped with six iris wheels, every iris wheel with slip articulated being equipped with the iris slide bar between the arc spout, with the pipe fitting location in suitable central point, then operate the pipe fitting, location that can be accurate is at the center and can be stable carry out the switching work.

Preferably, sprinkler is including fixing the belt pulley of control shaft lower extreme, it is equipped with down the last push shaft to spray removal chamber rear end, the push shaft rear end is equipped with the band pulley of shifting up down, it is connected with the band pulley of shifting up to spray the removal chamber, the fixed running gear that is equipped with of push shaft down, it is equipped with the stock solution storehouse to spray removal chamber rear end wall internal fixation, stock solution storehouse middle-end is equipped with the liquid clamp plate, running gear with remove rack toothing, it is equipped with the stock solution storehouse to remove the rack lower extreme, sealed liquid chamber slides and is equipped with and sprays the spout, sealed liquid intracavity is equipped with logical liquid pipe, it is equipped with the slurcam to press liquid chamber middle-end, the slurcam under the slurcam with the terminal surface is equipped with special spring under the pressure liquid chamber, can spray anticorrosive paint with the pipe fitting, the liquid that sprays can play the guard action to the pipe fitting, effectual extension pipe fitting life-life.

Preferably, the waste cutting shaft device comprises a connecting main shaft rotatably arranged at the right end of the cutting cavity, the connecting main shaft is connected with a downward-moving wheel through a spline, a circular groove is formed in the side wall of the downward-moving wheel, a fixed gear is fixedly arranged on the control shaft and can be meshed with the downward-moving wheel, two pulling cavities are arranged on the right end wall of the fixed tube cavity, downward-moving rods are slidably arranged at the left ends of the two pulling cavities and are slidably connected with the circular groove of the downward-moving wheel, a connecting gear is fixedly arranged on the connecting main shaft, a cutting shaft is rotatably arranged at the right end of the cutting cavity and is fixedly provided with a cutting wheel, a downward-cutting shaft is rotatably arranged in the cutting cavity and is fixedly provided with a downward-cutting gear, a control cutting plate is arranged in the cutting cavity and is connected with the cutting shaft through a conveying belt and can be meshed with the downward-cutting gear, the cutting device is characterized in that an upper stop shaft is rotatably arranged in the cutting cavity, an upper stop gear is fixedly arranged on the upper stop shaft, the upper stop gear can be meshed with the control cutting plate, a connecting belt wheel capable of driving the lower cutting shaft and the upper stop shaft is fixedly arranged at the right end of the connecting main shaft, a small waste pipe fitting can be cut off, and a waste collecting bin is arranged at the lower end of the connecting main shaft and can collect and centralize the cut waste shaft.

Preferably, the switching device comprises a disc motor fixed on the lower end wall of the placing cavity, a starting shaft is arranged on the output end of the disc motor, a starting bevel gear is fixedly arranged on the starting shaft, two vertically symmetrical moving wheels are arranged in the placing cavity, a moving disc is arranged between the moving wheels, four rotating shafts which are two-by-two symmetrical are arranged in the moving disc in a rotating mode, a driven bevel gear is fixedly arranged on each rotating shaft, a belt pulley is arranged on each rotating shaft and fixedly connected with the same four rotating shafts, the driven bevel gears are meshed with the starting bevel gears, rotating wheels are fixedly arranged on the rotating shafts, a rotating disc is arranged in the moving disc in a rotating mode and meshed with the rotating wheels, two vertically symmetrical clamping cavities are arranged in the rotating disc, an adsorption electromagnet is fixedly arranged on the upper end wall of each clamping cavity, and a clamping plate close to the circle center end is fixedly arranged on the upper end wall of each clamping cavity, splint with be equipped with the electromagnetism spring between the adsorption electromagnet, press from both sides the response chamber of tight chamber front and back both ends symmetry, response chamber front end is equipped with the inductor, the inductor rear end is equipped with splint, can be with the adapter rotatory to the pipe fitting on to can not block dead, because the reason of spring, the disc can be brought close when rotatory with the distance of pipe fitting, so special spring has played the key effect, automatic re-setting after having connected.

Preferably, the conveying device comprises a pushing sliding block which slides at the right end of the placing cavity, a pushing cavity is arranged on the wall of the right end of the placing cavity, a thrust magnet is arranged at the right end of the pushing cavity, a moving sliding groove is formed in the lower end of the placing cavity, a pushing spring is arranged at the left end of the thrust magnet and the right end of the pushing sliding block, and a fixing plate is arranged at the lower end of the moving sliding groove.

When the system starts to work, a pipe fitting is placed into the port, the main motor is started to drive the driving shaft to rotate, the driving shaft rotates to drive the driving wheel, the driving wheel rotates to drive the driven turntable to rotate, the driven turntable rotates to drive the iris slide bar to slide on the arc-shaped sliding groove, the iris slide bar is connected with the iris wheel, the caliber of the turntable is changed by the iris wheel, so that the size of the pipe fitting can be controlled and fixed, when the main motor rotates to drive the control shaft, the control shaft rotates to drive the belt pulley to rotate, the belt pulley rotates to drive the other belt pulley to rotate, the other belt pulley drives the lower pressing shaft to rotate, the rotating gear rotates to drive the rotating gear 45 to rotate to drive the moving rack to rotate, the moving rack presses the liquid pressing plate downwards, liquid in the liquid storage bin is pressed into the liquid pressing cavity, the liquid pressing cavity can be pressed into the liquid through pipe to enter the sprinkler head, and then the liquid is sprayed onto the pipe fitting.

When a damaged pipe fitting at the front end needs to be cut, the damaged pipe fitting is introduced, the sensor senses the damaged pipe fitting, the rope in the cavity is pulled downwards, the fixed gear is meshed with the lower moving wheel, the main motor is started to drive the control shaft to rotate, the fixed gear is driven to rotate, the lower moving wheel is driven to rotate, the connecting main shaft 47 rotates to drive the connecting gear to rotate to drive the cutting shaft to rotate, the cutting shaft drives the cutting wheel to rotate, the connecting belt wheel drives the lower cutting shaft and the upper stopping shaft to rotate at the moment, and downward cutting and resetting can be performed quickly.

When needs pipe fitting switching, place the intracavity with the adapter, thrust magnet senses the back, will pass the slider and promote left, push the adapter in the rotating disc, the inductor senses the back and contracts the triangle fixture block inwards, make the adapter card on splint, at this moment start the disc motor and drive the start shaft rotation, it drives driven bevel gear rotation to drive start bevel gear rotation, driven bevel gear rotates and drives four swiveling wheel syntropys rotations that the connection belt pulley will be the same, pipe fitting and adapter high-speed joint that will have placed, also spray the anticorrosive liquid with the adapter when taking out at last.

Compared with the prior art, the self-adaptive diameter pipeline switching system has the following advantages:

1. every iris wheel with sliding hinge is equipped with the iris slide bar between the arc spout, with the pipe fitting location in suitable central point, location that can be accurate at the center and can be stable carry out switching work.

2. The terminal surface is equipped with special spring under terminal surface and the hydraulic pressure chamber under the kickboard, can spray anticorrosive lacquer with the pipe fitting, and the liquid that sprays can play the guard action to the pipe fitting, effectual extension pipe fitting life-span.

3. Inductor rear end is equipped with splint, can be with the adapter rotatory to the pipe fitting on to can not block dead, because the reason of spring, the disc can be drawn close when rotatory with the distance of pipe fitting, so special spring has played the key effect, when having connected back automatic re-setting.

Drawings

Fig. 1 is a schematic diagram of a self-adapting diameter pipe adapter system.

Fig. 2 is a sectional view taken along a line a-a in fig. 1.

Fig. 3 is a sectional view taken along line B-B in fig. 1.

Fig. 4 is a sectional view taken along line C-C in fig. 1.

Fig. 5 is a sectional view taken along line D-D in fig. 2.

Fig. 6 is a sectional view taken along the direction E-E in fig. 1.

In the figure, 10, the housing; 11. a lumen access cavity; 12. a sprinkler head; 13. a spraying chute; 14. a liquid storage bin; 15. a liquid pipe is communicated; 16. a fluid pressurizing chamber; 17. cutting the cavity; 18. cutting the shaft; 19. a cutting wheel; 20. an extension spring; 21. a moving wheel; 22. a placement chamber; 23. a pushing slide block; 24. pushing away the cavity; 25. a thrust magnet; 26. a moving chute; 27. a fixing plate; 28. a driven bevel gear; 29. starting a bevel gear; 30. starting the shaft; 31. a disc motor; 32. a spray moving chamber; 33. sealing the liquid cavity; 34. a push plate; 35. a driven turntable; 36. an iris wheel; 37. fixing the tube cavity; 38. an arc-shaped chute; 39. a iris slide bar; 40. rotating the disc; 41. a driving wheel; 42. a drive shaft; 43. a liquid pressure plate; 44. moving the rack; 45. a rotating gear; 46. pressing down the shaft; 47. connecting the main shaft; 48. controlling the cutting board; 49. a lower cutting gear; 50. cutting the shaft downwards; 51. a connecting gear; 52. a conveyor belt; 53. an upper stop shaft; 54. an upper stop gear; 55. a main motor; 56. a control shaft; 57. a belt pulley; 58. fixing a gear; 60. a lower moving wheel; 61. a down-moving rod; 62. pulling the cavity; 63. a rotating wheel; 64. a rotating shaft; 65. an adsorption electromagnet; 66. a clamping cavity; 67. an induction cavity; 68. an inductor; 69. and (4) clamping the plate.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a pipeline switching system with adaptive diameter includes a housing 10, the upper end wall of the housing 10 is provided with a spraying moving cavity 32, six symmetrical sealed liquid cavities 33 are fixedly arranged on the upper and lower two side walls in the spraying moving cavity 32, the spraying moving cavity 32 is provided with a spraying device, the middle end of the housing 10 is provided with a pipe feeding cavity 11, the upper right end of the pipe feeding cavity 11 is provided with a cutting cavity 17, the cutting cavity 17 is a waste cutting shaft device, the left end of the housing 10 is provided with a fixed pipe cavity 37, the fixed pipe cavity 37 is provided with a pipe fitting positioning device, the right end wall of the housing 10 is provided with a disc rotating cavity 72, the disc rotating cavity 72 is provided with a switching system, the right end of the disc rotating cavity 72 is provided with a placing cavity 22, the right end of the placing cavity 22 is provided with a pushing cavity 24, and the pushing cavity 24 and the placing cavity 22 are used for transporting the switching device.

As shown in fig. 1, 2 and 4, the positioning device includes a fixed pipe cavity 37 fixed at the left end of the housing 10, a main motor 55 is fixedly arranged at the middle side of the right end of the fixed pipe cavity 37, a driving shaft 42 is arranged at the output end of the main motor 55, a driving wheel 41 is fixedly arranged on the driving shaft 42, a fixed ring is fixedly arranged in the fixed pipe cavity 37, a driven rotary disc 35 is rotatably arranged on the fixed ring, the driving wheel 41 is engaged with the driven rotary disc 35, six arc-shaped chutes 38 are annularly and fixedly arranged on the driven rotary disc 35, six iris wheels 36 are hinged in the driven rotary disc 35, an iris slide bar 39 is slidably hinged between each iris wheel 36 and each arc-shaped chute 38, the pipe is positioned at a proper central position, and then the pipe is operated, so that the pipe can be accurately positioned at the center and can be stably switched.

As shown in fig. 1, 3 and 5, the spraying device includes a belt pulley 57 fixed at the lower end of the control shaft 56, a lower pressing shaft 46 is arranged at the rear end of the spraying moving cavity 32, an upper moving belt pulley is arranged at the rear end of the lower pressing shaft 46, the spraying moving cavity 32 is connected with the upper moving belt pulley, a rotating gear 45 is fixedly arranged on the lower pressing shaft 46, a liquid storage bin 14 is fixedly arranged in the rear end wall of the spraying moving cavity 32, a liquid pressing plate 43 is arranged at the middle end of the liquid storage bin 14, the rotating gear 45 is meshed with the moving rack 44, the liquid storage bin 14 is arranged at the lower end of the moving rack 44, a spraying chute 13 is slidably arranged in the sealed liquid cavity 33, a liquid passing pipe 15 is arranged in the sealed liquid cavity 33, a pushing plate 34 is arranged at the middle end of the pressure liquid cavity 16, a special spring is arranged on the lower end surface of the pushing plate 34 and the lower end surface of the pressure liquid cavity 16, so that the pipe can be sprayed with an anticorrosive paint, the pipe can protect the pipe, and effectively prolong the service life of the pipe.

As shown in fig. 1, 4 and 5, the cutting waste shaft device comprises a cutting cavity 17, a connecting main shaft 47 is rotatably arranged at the right end of the cutting cavity, the connecting main shaft 47 is connected with a lower moving wheel 60 through a spline, an annular groove is formed on the side wall of the lower moving wheel 60, a control shaft 56 is fixedly provided with a fixed gear 58, the fixed gear 58 can be meshed with the lower moving wheel 60, two pulling cavities 62 are arranged on the right end wall of a fixed tube cavity 37, the left ends of the two pulling cavities 62 are slidably provided with lower moving rods 61, the lower moving rods 61 are slidably connected with the annular groove of the lower moving wheel 60, the connecting main shaft 47 is fixedly provided with a connecting gear 51, the right end of the cutting cavity 17 is rotatably provided with a cutting shaft 18, the cutting shaft 18 is fixedly provided with a cutting wheel 19, a lower cutting shaft 50 is rotatably arranged in the cutting cavity 17, the lower cutting shaft 50 is fixedly provided with a lower cutting gear 49, a control cutting plate 48 is arranged in the cutting cavity 17, the control cutting plate 48 is connected with the cutting shaft 18 through a conveying belt 52, the control cutting plate 48 can be meshed with the lower cutting gear 49, an upper stop shaft 53 is arranged in the cutting cavity 17 in a rotating mode, an upper stop gear 54 is fixedly arranged on the upper stop shaft 53, the upper stop gear 54 can be meshed with the control cutting plate 48, a connecting belt wheel capable of driving the lower cutting shaft 50 and the upper stop shaft 53 is fixedly arranged at the right end of the connecting main shaft 47, waste small parts of pipe fittings can be cut off, and a waste collecting bin is arranged at the lower end of the connecting main shaft and can collect and concentrate cut waste shafts.

As shown in fig. 1, 5 and 6, the switching device comprises a disc motor 31 fixed on the lower end wall of the placing cavity 22, a starting shaft 30 is arranged on the output end of the disc motor 31, a starting bevel gear 29 is fixedly arranged on the starting shaft 30, two moving wheels 21 which are symmetrical up and down are arranged in the placing cavity 22, a moving disc 71 is arranged between the moving wheels 21, four rotating shafts 64 which are symmetrical two by two are rotatably arranged in the moving disc 71, a driven bevel gear 28 is fixedly arranged on each rotating shaft 64, a belt pulley is arranged on each rotating shaft 64 and fixedly connected with four same rotating shafts 64, the driven bevel gear 28 is meshed with the starting bevel gear 29, a rotating wheel 63 is fixedly arranged on each rotating shaft 64, a rotating disc 40 is rotatably arranged in the moving disc 71, the rotating disc 40 is meshed with the rotating wheel 63, two clamping cavities 66 which are symmetrical up and down are arranged in the rotating disc 40, and an adsorption electromagnet 65 is fixedly arranged on the upper end wall of the clamping cavity 66, press from both sides the fixed splint 69 that is equipped with in chamber 66 upper end wall and be close to the centre of a circle end, be equipped with electromagnetic spring between splint 69 and the adsorption electromagnet 65, press from both sides the response chamber 67 of both ends symmetry around the chamber 66, response chamber 67 front end is equipped with inductor 68, inductor 68 rear end is equipped with splint 69, can be with the adapter rotatory to the pipe fitting on, and can not block and die, because the reason of spring, can draw the distance of nearly and pipe fitting when the disc is rotatory, so special spring has played the key effect, automatic re-setting after having connected.

As shown in fig. 1, the conveying device includes a pushing slide block 23 sliding at the right end of the placing cavity 22, a pushing cavity 24 is arranged on the wall of the right end of the placing cavity 22, a pushing magnet 25 is arranged at the right end of the pushing cavity 24, a moving chute 26 is arranged at the lower end of the placing cavity 22, a pushing spring is arranged at the left end of the pushing magnet 25 and the right end of the pushing slide block 23, and a fixing plate 27 is arranged at the lower end of the moving chute 26.

When the system starts to work, a pipe fitting is put into the port, the main motor 55 is started to drive the driving shaft 42 to rotate, the driving shaft 42 rotates to drive the driving wheel 41, the driving wheel 41 rotates to drive the driven turntable 35 to rotate, the driven turntable 35 rotates to drive the iris slide bar 39 to slide on the arc-shaped chute 38, the iris slide bar 39 is connected with the iris wheel 36, the caliber of the movable turntable 35 is changed by utilizing the iris wheel 36, so that the size of the pipe fitting can be controlled and fixed, when the main motor 55 rotates to drive the control shaft 56, the control shaft 56 rotates to drive the belt pulley 57 to rotate, the belt pulley 57 rotates to drive the other belt pulley to rotate, the other belt pulley drives the lower pressing shaft 46 to rotate, the rotating gear 45 rotates to drive the moving rack 44 to rotate, the moving rack 44 presses the liquid pressing plate 43 downwards to press liquid in the liquid storage tank 14 into the liquid pressing chamber 16, and the liquid pressing chamber 16 can be pressed into the liquid passing pipe 15 to enter the spraying head 12, the liquid is then sprayed onto the pipe.

When a damaged pipe fitting at the front end needs to be cut, the damaged pipe fitting is introduced, after the sensor senses that the damaged pipe fitting is in the front end, the rope in the pulling cavity 62 is pulled downwards, the fixed gear 58 is meshed with the lower moving wheel 60, the main motor 55 is started to drive the control shaft 56 to rotate, the fixed gear 58 is driven to rotate, the lower moving wheel 60 is driven to rotate, the connecting main shaft 47 is driven to rotate, the connecting gear 51 is driven to rotate by the rotating of the connecting main shaft 47, the cutting shaft 18 is driven to rotate the cutting wheel 19, and at the moment, the connecting belt wheel drives the lower cutting shaft 50 and the upper stopping shaft 53 to rotate, so that the damaged pipe fitting can be cut and reset quickly downwards.

When the pipe fitting switching is needed, the adapter is placed in the placing cavity 22, the thrust magnet 25 senses the adapter, the pushing sliding block 23 is pushed leftwards, the adapter is pushed into the rotating disc 40, the triangular clamping block 70 contracts inwards after the sensor 68 senses the adapter, the adapter is clamped on the clamping plate 69, the starting disc motor 31 drives the starting shaft 30 to rotate at the moment, the starting bevel gear 29 is driven to rotate to drive the driven bevel gear 28 to rotate, the driven bevel gear 28 rotates to drive the connecting belt wheels to rotate the same four rotating wheels 63 in the same direction, the placed pipe fitting and the adapter are quickly connected, and the adapter is sprayed with preservative solution when being taken out at last.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a pipeline switching system of self-adaptation diameter, includes casing (10), its characterized in that, casing (10) upper end wall is equipped with sprays removal chamber (32), spray and remove on the wall of both sides about in chamber (32) fixed six sealed sap cavities (33) that are equipped with the symmetry totally, it is equipped with sprinkler to spray removal chamber (32), casing (10) middle-end is equipped with into lumen (11), it is equipped with cutting chamber (17) to advance lumen (11) upper right end, cutting chamber (17) are the useless axle device of cutting, casing (10) left end is equipped with fixed lumen (37), fixed lumen (37) are equipped with pipe fitting positioner, casing (10) right-hand member wall is equipped with disc rotation chamber (72), be equipped with switching system on disc rotation chamber (72), disc rotation chamber (72) right-hand member is equipped with places chamber (22), it is equipped with and pushes away from chamber (24) to place chamber (22) right-hand member, the pushing-off cavity (24) and the placing cavity (22) are conveying transfer devices.

2. The adaptive diameter pipe transition system of claim 1, wherein: the positioning device comprises a fixed pipe cavity (37) arranged at the left end of the shell (10), a main motor (55) is fixedly arranged at the middle side of the right end of the fixed pipe cavity (37), a driving shaft (42) is arranged at the output end of the main motor (55), a driving wheel (41) is fixedly arranged on the driving shaft (42), a fixed ring is fixedly arranged in the fixed pipe cavity (37), the fixed ring is rotatably arranged on a driven turntable (35), the driving wheel (41) is meshed with the driven turntable (35), six arc sliding grooves (38) are annularly and fixedly arranged on the driven turntable (35), six iris wheels (36) are hinged in the driven turntable (35), each iris wheel (36) is hinged with an iris sliding rod (39) in the arc sliding grooves (38), the pipe fitting is positioned at a proper central position, and then the pipe fitting is operated, the switching operation can be accurately positioned in the center and can be stably carried out.

3. The adaptive diameter pipe transition system of claim 2, wherein: the spraying device comprises a belt pulley (57) fixed at the lower end of the control shaft (56), a lower pressing shaft (46) is arranged at the rear end of the spraying moving cavity (32), an upper moving belt wheel is arranged at the rear end of the lower pressing shaft (46), the spraying moving cavity (32) is connected with the upper moving belt wheel, a rotating gear (45) is fixedly arranged on the lower pressing shaft (46), a liquid storage bin (14) is fixedly arranged in the rear end wall of the spraying moving cavity (32), a liquid pressing plate (43) is arranged at the middle end of the liquid storage bin (14), the rotating gear (45) is meshed with the moving rack (44), the liquid storage bin (14) is arranged at the lower end of the moving rack (44), a spraying chute (13) is arranged in the sliding manner of the sealing liquid cavity (33), a liquid through pipe (15) is arranged in the sealing liquid cavity (33), a pushing plate (34) is arranged at the middle end of the pressing liquid cavity (16), a special spring is arranged at the lower end face of the pushing plate (34) and the lower end face of the pressing liquid cavity (16), can spray anticorrosive paint with the pipe fitting, the liquid that sprays can play the guard action to the pipe fitting, effectual extension pipe fitting life-span.

4. The adaptive diameter pipe transition system of claim 3, wherein: the waste shaft cutting device comprises a connecting main shaft (47) which is rotatably arranged at the right end of a cutting cavity (17), a lower moving wheel (60) is connected to the connecting main shaft (47) through a spline, an annular groove is formed in the side wall of the lower moving wheel (60), a control shaft (56) is fixedly provided with a fixed gear (58), the fixed gear (58) can be meshed with the lower moving wheel (60), two pulling cavities (62) are formed in the wall of the right end of a fixed tube cavity (37), a lower moving rod (61) is slidably arranged at the left ends of the two pulling cavities (62), the lower moving rod (61) is slidably connected with the annular groove of the lower moving wheel (60), a connecting gear (51) is fixedly arranged on the connecting main shaft (47), a cutting shaft (18) is rotatably arranged at the right end of the cutting cavity (17), a cutting wheel (19) is fixedly arranged on the cutting shaft (18), and a lower cutting shaft (50) is rotatably arranged in the cutting cavity (17), lower cutter shaft (50) are fixed and are equipped with down gear (49), be equipped with control cutting board (48) in cutting chamber (17), control cutting board (48) with cutting axle (18) are connected through conveyer (52), control cutting board (48) can with gear (49) meshing down, cutting chamber (17) internal rotation is equipped with and stops axle (53), it stops gear (54) to go up to stop fixed being equipped with of axle (53), go up to stop gear (54) can with control cutting board (48) meshing, it can drive to connect main shaft (47) right-hand member fixed be equipped with down cutter shaft (50) with the connection band pulley of last axle (53) that stops can cut waste pipe fitting, and the lower extreme has the abandonment to collect the storehouse, can collect and the centralized processing with the useless axle that cuts down.

5. The adaptive diameter pipe transition system according to claim 4, wherein: the switching device comprises a disc motor (31) fixed on the lower end wall of the placing cavity (22), a starting shaft (30) is arranged on the output end of the disc motor (31), a starting bevel gear (29) is fixedly arranged on the starting shaft (30), two vertically symmetrical moving wheels (21) are arranged in the placing cavity (22), a moving disc (71) is arranged between the moving wheels (21), four rotating shafts (64) which are symmetrical in pairs are arranged in the moving disc (71) in a rotating mode, a driven bevel gear (28) is fixedly arranged on each rotating shaft (64), belt pulleys are arranged on the rotating shafts (64) and fixedly connected with the four same rotating shafts (64), the driven bevel gear (28) is meshed with the starting bevel gear (29), a rotating wheel (63) is fixedly arranged on each rotating shaft (64), and a rotating disc (40) is arranged in the moving disc (71) in a rotating mode, rotating disc (40) with swiveling wheel (63) meshing, be equipped with two upper and lower symmetries in rotating disc (40) and press from both sides tight chamber (66), press from both sides tight chamber (66) upper end wall and fix and be equipped with adsorption electromagnet (65), it is equipped with splint (69) and is close to the centre of a circle end to press from both sides tight chamber (66) upper end wall, splint (69) with be equipped with electromagnetic spring between adsorption electromagnet (65), press from both sides response chamber (67) of both ends symmetry around tight chamber (66), response chamber (67) front end is equipped with inductor (68), inductor (68) rear end is equipped with splint (69), can be with the adapter rotatory pipe fitting on to can not die the card, because the reason of spring, can draw the distance of nearly with the pipe fitting when the disc is rotatory, so special spring has played the key effect, when having connected back automatic re-setting.

6. The adaptive diameter pipe transition system according to claim 5, wherein: conveyor is in including sliding place chamber (22) right-hand member pass slider (23), it is equipped with and pushes away from chamber (24) to place chamber (22) right-hand member wall, it is equipped with thrust magnet (25) to push away from chamber (24) right-hand member, it is equipped with removal spout (26) to place chamber (22) lower extreme, thrust magnet (25) left end with it is equipped with the lapse spring to pass slider (23) right-hand member, it is equipped with fixed plate (27) to remove spout (26) lower extreme.