CN112813373A

CN112813373A - Steel pipe galvanizing processing equipment

Info

Publication number: CN112813373A
Application number: CN202011595433.8A
Authority: CN
Inventors: 黄美英; 吕宁; 李玮
Original assignee: Hefei Haoling Machinery Design And Manufacturing Co ltd
Current assignee: Hefei Haoling Machinery Design And Manufacturing Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-05-18

Abstract

The invention relates to a steel pipe galvanizing processing device, which relates to the technical field of steel pipe galvanizing and comprises a steel pipe to be processed, a conveying device for conveying the steel pipe to be galvanized, a cleaning device for cleaning the steel pipe in an all-round way and a galvanizing device for galvanizing in the all-round way; conveyer includes chain slat type conveyer belt, transmission shaft, mounting panel, drives the motor and places the piece, belt cleaning device is including wasing case, compact heap, washing brush, compressing tightly cylinder, swivelling chute, rotation motor, swivelling heap, spray gun and inside wiper mechanism, the galvanizing device is including galvanizing case, fixed plate, mounting groove, promotion cylinder, union groove, rotating electrical machines, ball bearing, installation piece, internal connection groove, No. two promotion cylinders, pushing head and interior fagging. The invention has the effects of improving the production efficiency, uniformly plating zinc and protecting the personal safety of workers.

Description

Steel pipe galvanizing processing equipment

Technical Field

The invention relates to the technical field of steel pipe galvanizing, in particular to steel pipe galvanizing processing equipment.

Background

Galvanized steel pipes are divided into cold galvanized steel pipes and hot galvanized steel pipes, the cold galvanized steel pipes are forbidden, and the cold galvanized steel pipes are advocated by the state to be temporarily used; in the sixty-seven decades, new pipes are developed in developed countries in the world, galvanized pipes are forbidden successively, and the four committees of the ministry of construction in China and the like also give clear texts to forbid the galvanized pipes as water supply pipes from 2000 years, so that the galvanized pipes are rarely used for cold water pipes of newly-built communities, and the galvanized pipes are used for hot water pipes of some communities. The hot dip galvanized steel pipe has wide application in fire fighting, electric power and expressway.

In the existing steel pipe galvanizing processing method, a worker usually cleans a steel pipe to be galvanized first, then puts the cleaned steel pipe into a zinc solution, then uniformly galvanizes the inside and the outside of the steel pipe to be galvanized by using a stirring device, and then takes out the galvanized steel pipe.

The above prior art solutions have the following drawbacks: in the prior art, a worker is required to manually clean a steel pipe to be galvanized, after the cleaning is finished, the steel pipe is manually placed in a zinc solution and then taken out, and the working efficiency is reduced manually in the cleaning process; in the subsequent galvanizing process, a plurality of groups of steel pipes are easy to accumulate after entering a zinc solution and are difficult to stir uniformly so that the galvanizing on the surfaces or inner holes of the steel pipes is uneven; if a large amount of manpower is needed and certain potential safety hazard is caused to the personal safety of workers when the galvanized steel pipes need to be produced in large quantities, the improvement space is provided for the steel pipe galvanization.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide steel pipe galvanizing processing equipment which has the effects of improving the production efficiency, uniformly galvanizing and protecting the personal safety of workers.

The above object of the present invention is achieved by the following technical solutions:

a steel pipe galvanizing processing device comprises a steel pipe to be processed, a conveying device for conveying the steel pipe to be galvanized, a cleaning device for cleaning the steel pipe in an all-dimensional mode and a galvanizing device for galvanizing in the all-dimensional mode;

the conveying device comprises chain plate type conveying belts, transmission shafts, mounting plates, driving motors and placing blocks, wherein the mounting plates are arranged on the ground in a rectangular distribution mode, the transmission shafts are symmetrically and rotatably mounted on the inner side walls of the upper ends of the two opposite mounting plates, the chain plate type conveying belts are mounted on the outer side walls of the transmission shafts and driven by the rotation of the transmission shafts, the driving motors are mounted on the outer side walls of the mounting plates, the output ends of the driving motors are fixedly connected with the transmission shafts to drive the transmission shafts to rotate, and the placing blocks are uniformly mounted on;

the cleaning device comprises a cleaning box, a pressing block, a cleaning brush, a pressing cylinder, a rotary groove, a rotating motor, a rotary block, a water spraying gun and an internal cleaning mechanism, wherein the pressing cylinder is fixedly arranged on the upper end surface of the cleaning box, the output end of the pressing cylinder extends towards the inside of the cleaning box, the pressing block is fixedly arranged on the lower end surface of the output end of the pressing cylinder, the cleaning brush is arranged on the lower end surface of the pressing block, the rotary groove is formed in the lower end surface of the pressing block, the rotary block is fixedly arranged in the rotary groove through the rotating motor, the water spraying gun is fixedly arranged on the inner side wall of the cleaning box, and the internal cleaning mechanism is fixedly arranged on the;

the galvanizing device comprises a galvanizing box, a fixing plate, a mounting groove, a first pushing cylinder, a combined groove, a rotating motor, a ball bearing, a mounting block, an inner connecting groove, a second pushing cylinder, a pushing head and an inner supporting plate, wherein the galvanizing box is arranged at the middle position of the conveying device through the fixing plate and is positioned on the right end surface of the cleaning box, the mounting groove is arranged on the inner wall of the left end of the galvanizing box, the first pushing cylinder is fixedly arranged in the mounting groove, the output end of the first pushing cylinder extends towards the inside of the galvanizing box, the combined groove is arranged on the right end surface of the output end of the first pushing cylinder, the ball bearing is arranged on the right end surface of the combined groove, the outer ring of the ball bearing is fixedly connected with the right end surface of the first pushing cylinder, the rotating motor is fixedly arranged in the combined groove, the output end of the rotating motor is fixedly connected with the inner ring of, the inner connecting groove is formed in the mounting block, the second pushing cylinder is fixedly mounted in the inner connecting groove, the pushing head is fixedly mounted at the output end of the second pushing cylinder, and the inner supporting plate is fixedly mounted in the inner connecting groove, located at the right end of the pushing head and matched with the pushing head.

As a preferred technical scheme of the invention, the placing block comprises rolling wheels, a placing groove and a rotating roller which are matched with the placing block, the placing groove is uniformly formed in the upper end face of the placing block, and the rolling wheels are rotatably arranged in the placing groove through the rotating roller.

According to a preferred technical scheme, the internal cleaning mechanism comprises an air pump, a telescopic rod, an air bag, a contraction spring, a cleaning brush and a cleaning sponge, the air pump is fixedly installed on the outer side wall of the left end face of the cleaning box, the output end of the air pump extends into the cleaning box, the telescopic rod is fixedly installed on the output end of the air pump through the air bag, the air bag is installed inside the telescopic rod, two ends of the air bag are fixedly connected with the output end of the air pump and the top of the telescopic rod respectively, the telescopic spring is fixedly installed inside the air bag and fixedly connected with the end part and the tail part of the air bag, the cleaning brush is uniformly and circumferentially installed on the telescopic rod at the.

As a preferred technical scheme of the invention, the lower end face of the compaction block is also sequentially and uniformly provided with the rolling wheels, the placing groove and the rotating rollers, and the structure of the compaction block is the same as that of the rolling wheels, the placing groove and the rotating rollers arranged on the upper end face of the placing block.

As a preferred technical scheme of the present invention, the inner supporting plate is provided with an ejection plate, a connecting plate, a matching plate, an ejection groove, a sliding rod, an ejection spring, a sliding plate and an auxiliary groove, the ejection groove is symmetrically arranged on two opposite end faces of the inner supporting plate, the sliding rods are symmetrically arranged in the ejection groove respectively, the ejection spring is sleeved on the sliding rod, the ejection plate is slidably arranged on the sliding rod through the sliding plates at two ends and is located on a lower end face of the ejection spring, the connecting plate is fixedly arranged on a lower end face of the ejection plate, the matching plate is fixedly arranged on a lower end face of the connecting plate, and the auxiliary groove is arranged on an upper side wall of the inner connecting groove and is located above the ejection plate.

As a preferred technical scheme of the invention, the chain plate type conveyor belt is of an inverted trapezoidal structure which is convenient for feeding the steel pipe into the zinc solution at the stage of entering the galvanizing tank.

As the preferable technical scheme of the invention, the cleaning box and the galvanizing box are provided with penetrating openings at the positions of the inlet and the outlet of the chain plate type conveyor belt.

In summary, the invention includes at least one of the following beneficial technical effects:

1. through the conveying device, the cleaning device and the galvanizing device, workers only need to place the steel pipe to be galvanized on the placing block, a series of subsequent work is mechanical operation, manual operation is not needed, the labor intensity of the workers is greatly reduced, and the cleaning box and the galvanizing box are used for isolating the damage to the human body during cleaning and galvanizing of the steel pipe and protecting the personal safety of the workers;

2. through the mutual matching of the ejector plate and the second push cylinder in the galvanizing device, the steel pipe which is being galvanized can be rotated after the steel pipe enters the zinc solution, so that the inner surface and the outer surface of the steel pipe can be better galvanized, and in the secondary process, the working efficiency of the steel pipe galvanizing is greatly improved without manual operation, and the personal safety of workers is further protected;

3. through inside wiper mechanism among the belt cleaning device for when wasing the steel pipe, also can wash the inside through-hole of steel pipe, cooperate the rotation of rotatory piece to the steel pipe again through the cleaning brush that sets up on the telescopic link, make the cleaning brush can wash inside the steel pipe, and still be provided with the clearance sponge on the telescopic link, make the steel pipe after brushing can also clean, in order to reach better cleaning performance, the problem that needs artifical manual washing has further been solved, the operation of using mechanization has also improved work efficiency.

Drawings

Fig. 1 is a schematic view of the main structure of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is a sectional view taken along line a-a of fig. 2 of the present invention.

Fig. 4 is a sectional view taken along line B-B of fig. 2 of the present invention.

FIG. 5 is a schematic diagram of the inner brace structure of the present invention.

Fig. 6 is a schematic structural diagram of a work object body of the present invention.

In the figure, 1, a transportation device; 2. a cleaning device; 3. a galvanizing device; 11. a chain slat conveyor; 12. a drive shaft; 13. mounting a plate; 14. driving a motor; 15. placing the blocks; 21. a cleaning tank; 22. a compression block; 23. cleaning the brush; 24. a pressing cylinder; 25. a rotating tank; 26. rotating the motor; 27. rotating the block; 28. a water spray gun; 4. an interior cleaning mechanism; 31. a galvanizing tank; 32. a fixing plate; 33. mounting grooves; 34. a first push cylinder; 35. a coupling groove; 36. a rotating electric machine; 37. a ball bearing; 38. mounting blocks; 39. an interconnecting slot; 310. a second push cylinder; 311. pushing the head; 5. an inner supporting plate; 151. a rolling wheel; 152. a placement groove; 153. a rotating roller; 41. an air pump; 42. a telescopic rod; 43. an air bag; 44. a retraction spring; 45. cleaning brushes; 46. cleaning the sponge; 51. ejecting the plate; 52. a connecting plate; 53. a mating plate; 54. ejecting the groove; 55. a slide bar; 56. ejecting a spring; 57. a slide plate; 58. an auxiliary groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a steel pipe galvanizing processing apparatus includes a steel pipe to be processed, a transportation device 1 for transporting the steel pipe to be galvanized, a cleaning device 2 for cleaning the steel pipe in all directions, and a galvanizing device 3 for galvanizing in all directions.

Referring to fig. 1, the transportation device 1 includes a chain plate type conveyor belt 11, a transmission shaft 12, a mounting plate 13, a driving motor 14 and a placing block 15, the mounting plate 13 is installed on the ground in a rectangular distribution, the transmission shaft 12 is symmetrically and rotatably installed on the inner side walls of the upper ends of two opposite mounting plates 13, the chain plate type conveyor belt 11 is installed on the outer side wall of the transmission shaft 12 and driven by the rotation of the transmission shaft 12, the driving motor 14 is installed on the outer side wall of the mounting plate 13 and the output end of the driving motor is fixedly connected with the transmission shaft 12 to drive the transmission shaft 12 to; the placing block 15 comprises a rolling wheel 151, a placing groove 152 and a rotating roller 153 which are matched with the placing block, the placing groove 152 is uniformly formed in the upper end face of the placing block 15, and the rolling wheel 151 is rotatably installed in the placing groove 152 through the rotating roller 153;

during specific work, the driving motor 14 is started, the motor 14 placing block 15 is driven to move forwards, a worker places a steel pipe to be galvanized on the placing block 15, and the steel pipe is conveyed to a subsequent work area through the chain plate type conveyor belt 11; it should be noted that in this embodiment, the chain-link conveyor 11 is a prior art means and the driving motor 14 is an intermittent motor for subsequent work spreading.

Referring to fig. 1, 2 and 3, the cleaning device 2 includes a cleaning tank 21, a pressing block 22, a cleaning brush 23, a pressing cylinder 24, a rotary tank 25, a rotary motor 26, a rotary block 27, a water spray gun 28 and an internal cleaning mechanism 4, the pressing cylinder 24 is fixedly installed on the upper end surface of the cleaning tank 21, the output end of the pressing cylinder extends into the cleaning tank 21, the pressing block 22 is fixedly installed on the lower end surface of the output end of the pressing cylinder 24, the cleaning brush 23 is arranged on the lower end surface of the pressing block 22, the rotary tank 25 is arranged on the lower end surface of the pressing block 22, the rotary block 27 is fixedly installed in the rotary tank 25 through the rotary motor 26, the water spray gun 28 is fixedly installed on the inner side wall of the cleaning tank 21, and the internal cleaning mechanism 4 is fixedly; the internal cleaning mechanism 4 comprises an air pump 41, an expansion link 42, an air bag 43, a contraction spring 44, a cleaning brush 45 and a cleaning sponge 46, wherein the air pump 41 is fixedly installed on the outer side wall of the left end face of the cleaning box 21, the output end of the air pump 41 extends into the cleaning box 21, the expansion link 42 is fixedly installed on the output end of the air pump 41 through the air bag 43, the air bag 43 is installed inside the expansion link 42, two ends of the air bag 43 are respectively and fixedly connected with the output end of the air pump 41 and the top of the expansion link 42, the expansion spring is fixedly installed inside the air bag 43 and fixedly connected with the end part and the tail part of the air bag 43, the cleaning brush 45 is uniformly and circumferentially installed; the lower end face of the pressing block 22 is provided with a rolling wheel 151, a placing groove 152 and a rotating roller 153 which are opposite to the placing block 15, and the structure of the rolling wheel 151, the placing groove 152 and the rotating roller 153 is the same as that of the rolling wheel 151, the placing groove 152 and the rotating roller 153 which are arranged on the upper end face of the placing block 15; it should be noted that the rotating block 27 is made of rubber to better rotate the steel pipe, and the placing block 15 and the pressing block 22 are provided with rolling wheels 151 to facilitate the rotation of the steel pipe.

During specific work, the steel pipe to be processed is conveyed into the cleaning box 21 by the chain plate type conveyor belt 11, and the water spray gun 28 is started to continuously spray water into the cleaning box 21; since the driving motor 14 is an intermittent motor, after entering the cleaning box 21, the driving motor 14 stops, and the chain plate type conveyor belt 11 stops; at this time, the pressing cylinder 24 extends the pressing block 22 downward to the steel pipe placed on the placing block 15, and fixes the steel pipe on the placing block 15 to place it to rotate; at the moment, the rotating motor 26 is started to drive the rotating block 27 to rotate, the rotating block 27 is in contact with the steel pipe, so that the steel pipe rotates, and the cleaning brushes 23 arranged on the pressing block 22 brush the outer wall of the steel pipe; meanwhile, the air pump 41 is started to inflate the air bag 43 in the telescopic rod 42, so that the telescopic rod 42 is ejected out to penetrate into the inner hole of the steel pipe, the outer wall of the telescopic rod 42 is provided with the cleaning brush 45 and the cleaning sponge 46, and the inner hole of the steel pipe is cleaned in all directions.

Referring to fig. 1, 2, 4 and 5, the galvanizing device 3 includes a galvanizing tank 31, a fixing plate 32, a mounting groove 33, a first push cylinder 34, a combining groove 35, a rotating motor 36, a ball bearing 37, a mounting block 38, an inner connecting groove 39, a second push cylinder 310, a push head 311 and an inner support plate 5, the galvanizing tank 31 is mounted at the middle position of the transportation device 1 through the fixing plate 32 and is located at the right end surface of the cleaning tank 21, the mounting groove 33 is opened on the inner wall of the left end of the galvanizing tank 31, the first push cylinder 34 is fixedly mounted in the mounting groove 33 and the output end thereof extends into the galvanizing tank 31, the combining groove 35 is opened at the right end surface of the output end of the first push cylinder 34, the ball bearing 37 is mounted at the right end surface of the combining groove 35 and the outer ring thereof is fixedly connected with the right end surface of the first push cylinder 34, the rotating motor 36 is fixedly mounted in the combining groove 35 and the output end thereof is fixedly connected, the mounting block 38 is fixedly mounted on the right end face of the ball bearing 37 and connected with the inner ring of the ball bearing 37, the internal connection groove 39 is formed in the mounting block 38, the second pushing cylinder 310 is fixedly mounted in the internal connection groove 39, the pushing head 311 is fixedly mounted at the output end of the second pushing cylinder 310, and the inner supporting plate 5 is fixedly mounted in the internal connection groove 39, positioned at the right end of the pushing head 311 and matched with the pushing head 311; the inner supporting plate 5 is provided with an ejector plate 51, a connecting plate 52, a matching plate 53, an ejector groove 54, a sliding rod 55, an ejector spring 56, a sliding plate 57 and an auxiliary groove 58, the ejector groove 54 is symmetrically arranged on two opposite end faces of the inner supporting plate 5, the sliding rods 55 are symmetrically and respectively arranged in the ejector groove 54, the ejector spring 56 is sleeved on the sliding rod 55, the ejector plate 51 is arranged on the sliding rod 55 in a sliding manner through the sliding plates 57 at two ends and is positioned on the lower end face of the ejector spring 56, the connecting plate 52 is fixedly arranged on the lower end face of the ejector plate 51, the matching plate 53 is fixedly arranged on the lower end face of the connecting plate 52, and the auxiliary groove 58 is arranged on the upper side wall of the inner connecting groove 39 and;

during specific work, after the cleaning device 2 cleans the steel pipe, the chain plate type conveyor belt 11 continues to advance to bring the steel pipe into the galvanizing tank 31, and after the steel pipe completely enters the zinc solution, the motor 14 is driven to stop rotating; meanwhile, the first pushing cylinder 34 is started, the mounting block 38 is pushed towards the inner hole of the steel pipe and enters the inner hole of the steel pipe when the mounting block 38 enters the inner hole of the steel pipe, the first pushing cylinder 34 stops, at the moment, the second pushing cylinder 310 is started to drive the pushing head 311 to push towards the center of the inner supporting plate 5, at the moment, the matching plate 53 slides on the surface of the pushing head 311, and the pushing head 311 is of a conical structure, so that the matching plate 53 slowly rises, the pushing plate 51 is also pushed into the abutting clamping of the ejecting auxiliary groove 58 and the inner wall of the steel pipe, meanwhile, the rotating motor 36 is started, so that the steel pipe rotates, and the zinc solution is more fully distributed on the inner surface and the.

Referring to fig. 2, the chain-plate type conveyor 11 is formed in an inverted trapezoidal structure for facilitating feeding of the steel pipes into the zinc solution at the stage of entering the galvanizing tank 31.

Referring to fig. 2, the cleaning tank 21 and the galvanizing tank 31 should be provided with piercing openings at the entrance and exit of the chain-link conveyor 11.

The implementation principle of the embodiment is as follows:

(1) the steel pipe to be processed is placed on the placing block 15 by a worker, the driving motor 14 is started, and the chain plate type conveyor belt 11 moves forwards in an intermittent mode.

(2) The steel pipe enters the cleaning box 21 through the through hole, and the water spray gun 28 is started to cooperate with the internal cleaning mechanism 4 to clean the inner surface and the outer surface of the steel pipe.

(3) The steel pipe enters the galvanizing tank 31, and the steel pipe is rotated by the galvanizing device 3 at this time, so that the steel pipe can be galvanized better.

(4) And taking out the galvanized steel pipe through a chain plate type conveying belt.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a steel pipe zinc-plating processing equipment, includes the steel pipe of treating processing which characterized in that: comprises a transportation device (1) for conveying steel pipes to be galvanized, a cleaning device (2) for cleaning the steel pipes in all directions and a galvanizing device (3) for galvanizing in all directions;

the conveying device (1) comprises a chain plate type conveying belt (11), a transmission shaft (12), mounting plates (13), a driving motor (14) and placing blocks (15), wherein the mounting plates (13) are arranged on the ground in a rectangular distribution manner, the transmission shaft (12) is symmetrically and rotatably mounted on the inner side walls of the upper ends of the two opposite mounting plates (13), the chain plate type conveying belt (11) is mounted on the outer side wall of the transmission shaft (12) and driven by the rotation of the transmission shaft (12), the driving motor (14) is mounted on the outer side wall of the mounting plates (13), the output end of the driving motor is fixedly connected with the transmission shaft (12) to drive the transmission shaft (12) to rotate, and the placing blocks (15) are uniformly mounted;

the cleaning device (2) comprises a cleaning box (21), a pressing block (22), a cleaning brush (23), a pressing cylinder (24), a rotary groove (25), a rotating motor (26), a rotary block (27), a water spray gun (28) and an internal cleaning mechanism (4), the pressing cylinder (24) is fixedly arranged on the upper end surface of the cleaning box (21) and the output end of the pressing cylinder extends towards the interior of the cleaning box (21), the pressing block (22) is fixedly arranged on the lower end face of the output end of the pressing cylinder (24), the cleaning brush (23) is arranged on the lower end surface of the pressing block (22), the rotating groove (25) is arranged on the lower end surface of the pressing block (22), the rotating block (27) is fixedly arranged in the rotating groove (25) through a rotating motor (26), the water spray gun (28) is fixedly arranged on the inner side wall of the cleaning box (21), and the internal cleaning mechanism (4) is fixedly arranged on the side wall of the left end face of the cleaning box (21);

the galvanizing device (3) comprises a galvanizing box (31), a fixing plate (32), a mounting groove (33), a first pushing cylinder (34), a combined groove (35), a rotating motor (36), a ball bearing (37), a mounting block (38), an internal connecting groove (39), a second pushing cylinder (310), a pushing head (311) and an internal supporting plate (5), wherein the galvanizing box (31) is mounted at the middle position of the conveying device (1) through the fixing plate (32) and is positioned at the right end surface of the cleaning box (21), the mounting groove (33) is formed in the inner wall of the left end of the galvanizing box (31), the first pushing cylinder (34) is fixedly mounted in the mounting groove (33), the output end of the first pushing cylinder extends towards the inside of the galvanizing box (31), the combined groove (35) is formed in the right end surface of the output end of the first pushing cylinder (34), the ball bearing (37) is mounted on the right end surface of the combined groove (35), and the outer ring of the ball bearing is fixedly connected with the right end surface of the first pushing cylinder, rotating electrical machines (36) fixed mounting just its output links to each other with ball bearing (37) inner circle is fixed in joint groove (35), installation piece (38) fixed mounting just links to each other with ball bearing (37) inner circle in ball bearing (37) right-hand member face, interior connect groove (39) to set up inside installation piece (38), No. two promotion cylinder (310) fixed mounting are inside interior connect groove (39), push away head (311) fixed mounting in No. two promotion cylinder (310) outputs, interior fagging (5) fixed mounting just is located push away head (311) right-hand member and mutually supports the setting with push away head (311) in interior connect groove (39).

2. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the placing block (15) comprises a rolling wheel (151), a placing groove (152) and a rotating roller (153), wherein the rolling wheel (151), the placing groove (152) and the rotating roller (153) are matched with the placing block, the placing groove (152) is evenly formed in the upper end face of the placing block (15), and the rolling wheel (151) is rotatably installed in the placing groove (152) through the rotating roller (153).

3. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the internal cleaning mechanism (4) comprises an air pump (41), an expansion link (42), an air bag (43), a contraction spring (44), a cleaning brush (45) and a cleaning sponge (46), the air pump (41) is fixedly arranged on the outer side wall of the left end face of the cleaning box (21) and the output end of the air pump extends into the cleaning box (21), the telescopic rod (42) is fixedly arranged on the output end of the air pump (41) through an air bag (43), the air bag (43) is arranged in the telescopic rod (42), two ends of the air bag are respectively and fixedly connected with the output end of the air pump (41) and the top of the telescopic rod (42), the expansion spring is fixedly arranged in the air bag (43) and is fixedly connected with the end part and the tail part of the air bag (43), the cleaning brushes (45) are uniformly and circumferentially arranged on a telescopic rod (42) at the right end of the telescopic rod (42), the cleaning sponge (46) is fixedly arranged on the telescopic rod (42) of the telescopic rod (42) and is positioned on the left side of the cleaning brush (45).

4. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the lower end face of the pressing block (22) is also sequentially and uniformly provided with rolling wheels (151), a placing groove (152) and a rotating roller (153), and the structure of the pressing block is the same as that of the rolling wheels (151), the placing groove (152) and the rotating roller (153) arranged on the upper end face of the placing block (15).

5. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the inner supporting plate (5) is provided with an ejector plate (51), a connecting plate (52), a matching plate (53), an ejector groove (54), a sliding rod (55), an ejector spring (56), a sliding plate (57) and an auxiliary groove (58), the ejection grooves (54) are symmetrically arranged on two opposite end faces of the inner supporting plate (5), the sliding rods (55) are symmetrically and respectively arranged in the ejection grooves (54), the ejection springs (56) are sleeved on the sliding rods (55), the ejection plate (51) is arranged on the sliding rod (55) in a sliding way through sliding plates (57) at two ends and is positioned on the lower end surface of the ejection spring (56), the connecting plate (52) is fixedly arranged on the lower end surface of the ejector plate (51), the matching plate (53) is fixedly arranged on the lower end surface of the connecting plate (52), the auxiliary groove (58) is arranged on the upper side wall of the internal connection groove (39) and is positioned above the ejector plate (51).

6. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the chain plate type conveyor belt (11) is of an inverted trapezoidal structure which is convenient for feeding the steel pipe into the zinc solution at the stage of entering the galvanizing tank (31).

7. The steel pipe galvanizing processing equipment of claim 1, characterized in that: the cleaning box (21) and the galvanizing box (31) are provided with penetrating openings at the positions where the chain plate type conveyor belt (11) enters and exits.