Zinc nodule blowing device for spiral steel pipe

Abstract

The utility model discloses a zinc nodule blow-off device for a spiral steel pipe, and belongs to the technical field of spiral steel pipe production, the zinc nodule blow-off device comprises symmetrical supporting plates, an operation platform is fixedly connected to the upper ends of the symmetrical supporting plates, an air pump is fixedly connected to the middle of the left side of the upper end of the operation platform, and an air outlet pipe is fixedly connected to the output end of the air pump; the other ends of the air outlet pipes are fixedly connected with air outlet heads, a fixing frame is fixedly connected to the middle of the upper end of the operation platform, a second groove and a third groove are formed in the middle of the fixing frame, the third groove is fixedly connected with a buffering sliding assembly, and threaded holes are formed in the positions, located on the two sides of the second groove, of the middle of the fixing frame. And a waste opening is formed in the middle of the right side of the upper end of the supporting plate, a connecting frame is arranged at the position, located at the lower end of the waste opening, of the lower surface of the supporting plate, a waste frame is slidably connected to the inner surface of the connecting frame, and a filter plate is slidably connected into the waste frame.

Description

TECHNICAL FIELD

[0001] The new type belongs to the technical field of spiral steel pipe production, and particularly relates to a zinc tumor blowing device for spiral steel pipe. BACKGROUND

[0002] The spiral steel pipe is formed by taking a strip steel coil as a raw material and through warm extrusion, and is welded by an automatic double-wire double-sided submerged arc welding process. The spiral steel pipe is sent into a pipe mill unit, and the strip steel is gradually rolled up through multiple rollers to form a round pipe blank with an opening gap. The gap between the welds is controlled to be 1-3 mm by adjusting the pressure of the extrusion roller, and the ends of the welds are flush.

[0003] The prior art patent No. CN208450115U discloses a zinc tumor blowing device for hot-dip galvanized steel pipe. The spiral gas outlet holes can ensure that the blowing surface covers the entire inner surface of the galvanized steel pipe, and the filter screen cover can collect the zinc tumors separated from the galvanized steel pipe, thereby facilitating recycling and reducing pollution. However, in actual use, the following problems still exist: the zinc tumor blowing device for the spiral steel pipe requires more manual operation, which is time-consuming and labor-intensive.

[0004] Therefore, there is a need for a zinc tumor blowing device for spiral steel pipe to solve the problems existing in the prior art. CONTENT OF THE INVENTION

[0005] The new type aims to provide a zinc tumor blowing device for spiral steel pipe to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the new type provides the following technical scheme: a zinc tumor blowing device for spiral steel pipe, comprising symmetrical support plates, the upper ends of the symmetrical support plates are fixedly connected with an operation platform, the left middle part of the upper end of the operation platform is fixedly connected with a gas pump, the output end of the gas pump is fixedly connected with an air outlet pipe, the other end of the air outlet pipe is fixedly connected with an air outlet head, the middle part of the operation platform is fixedly connected with a fixing frame, the middle part of the fixing frame is provided with a second groove and a third groove, the third groove is fixedly connected with a buffer sliding assembly, the middle part of the fixing frame is provided with threaded holes on both sides of the second groove, the threaded holes are threadedly connected with limiting assemblies, the right middle part of the upper end of the support plate is provided with a waste outlet, the lower surface of the support plate is provided with a connecting frame below the waste outlet, the inner surface of the connecting frame is slidingly connected with a waste frame, the inner surface of the waste frame is provided with a clamping groove at the upper end, and the clamping groove is slidingly connected with a filter plate.

[0007] It should be noted in the scheme that the air outlet head is provided with a plurality of air outlet holes, and the air outlet holes are spirally distributed on the air outlet head.

[0008] Further worth mentioning is that the limiting assemblies are symmetrical and each include a threaded shaft, the outer surface of the threaded shaft is connected to the threaded hole in a threaded manner, and the inner side of the threaded shaft is fixedly connected with a connecting piece, the connecting piece is connected to the limiting groove on one side of the limiting plate in a sliding manner, and the outer side of the threaded shaft is provided with a rotating handle.

[0009] Further need to be explained is that the limiting plates are arc-shaped, the inner side of the arc-shaped limiting plate is concave, and the limiting plate is fixedly connected with a pad, and the lower end of the limiting plate is fixedly connected with a counterweight.

[0010] As a preferred embodiment, the buffer sliding assembly includes a plurality of buffer assemblies, each of the buffer assemblies includes a first connecting shaft and a second connecting shaft, the lower end of the first connecting shaft is fixedly connected with a sliding block, the outer surface of the sliding block is connected to the sliding groove in the second connecting shaft in a sliding manner, the inner surface of the lower end of the sliding groove and the lower end of the sliding block are provided with springs, the lower end of the second connecting shaft is fixedly connected to the upper end of the third groove of the fixed frame, and the upper end of the first connecting shaft is fixedly connected to the lower end of the sliding block, and the sliding block is fixedly connected with a plurality of fixed shafts, and the outer surface of each of the fixed shafts is bearing-connected with a roller.

[0011] As a preferred embodiment, the first grooves are arranged at the upper middle parts of the left and right support plates of the connecting frame.

[0012] As a preferred embodiment, the first fixed handle or the second fixed handle is fixedly connected to the right middle part of the waste frame and the upper middle part of the filter plate, respectively.

[0013] Compared with the prior art, the zinc tumor blowing device for the spiral steel pipe provided by the present application has at least the following beneficial effects:

[0014] (1) By inserting the spiral steel pipe into the outer surface of the air outlet pipe, then rotating the threaded shaft of the symmetrical limiting assembly, the limiting plate is attached to but not tightly attached to the outer surface of the spiral steel pipe, then starting the air pump, the air pump output end transports the airflow in sequence from the air outlet pipe, the air outlet head and the air outlet hole, and finally to the inner surface of the spiral steel pipe, with the mechanical or manual slow and regular pulling of the other end of the spiral steel pipe, the zinc tumor inside the spiral steel pipe is blown away, if the spiral steel pipe is too long, after one end is blown away, the other end can be repeated to operate, so that not only the zinc tumor inside the spiral steel pipe can be blown away conveniently, but also the rate of zinc tumor blowing can be increased, and as long as the inner diameter of the spiral steel pipe is within the output efficiency of the air pump, the spiral steel pipe can be used, and the practicality of the device is increased.

[0015] (2) By attaching the lower end of the spiral steel pipe to the upper end of the plurality of rollers, the conventional sliding friction can be changed into rolling friction, which not only can reduce the friction damage to the outer surface of the spiral steel pipe, but also can facilitate the dragging of the spiral steel pipe and save manpower.

[0016] (3) Through the operation platform right side lower end of waste frame, can blow down the zinc tumor and impurities collected, prevent pollution to the environment, and the waste frame provided with filter plate, can better separate out the zinc tumor and impurities. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the front structure schematic diagram of the novel;

[0018] Figure 2 It is the buffer sliding assembly cross section structure schematic diagram of the novel;

[0019] Figure 3 It is the limiting assembly cross section structure schematic diagram of the novel.

[0020] In the drawing: 1, support plate; 101, first recess; 2, operation platform; 201, waste port; 3, air pump; 4, air outlet pipe; 5, air outlet head; 501, air outlet hole; 6, fixed frame; 601, second recess; 602, threaded hole; 603, third recess; 7, limiting assembly; 701, threaded shaft; 702, rotating handle; 703, connecting piece; 704, limiting plate; 7041, limiting groove; 705, counterweight; 706, cushion block; 8, buffer sliding assembly; 801, buffer assembly; 8011, first connecting shaft; 8012, second connecting shaft; 8013, sliding block; 8014, spring; 8015, sliding groove; 802, sliding block; 803, fixed shaft; 804, roller shaft; 9, connecting frame; 10, waste frame; 1001, clamping groove; 1002, first fixed handle; 11, filter plate; 1101, second fixed handle. DETAILED DESCRIPTION

[0021] The novel will be further described below in combination with examples.

[0022] Please refer to Figures 1-3The novel provides a zinc tumor blowing device for spiral steel pipes, which comprises: a symmetrical support plate 1, the upper end of the symmetrical support plate 1 is fixedly connected with an operation platform 2, the upper end of the left middle part of the operation platform 2 is fixedly connected with an air pump 3, the output end of the air pump 3 is fixedly connected with an air outlet pipe 4, the other end of the air outlet pipe 4 is fixedly connected with an air outlet head 5, the upper end of the middle part of the operation platform 2 is fixedly connected with a fixing frame 6, the middle part of the fixing frame 6 is provided with a second groove 601 and a third groove 603, the third groove 603 is fixedly connected with a buffer sliding assembly 8, the middle part of the fixing frame 6 is provided with threaded holes 602 on the two sides of the second groove 601, the threaded holes 602 are all threadedly connected with limiting assemblies 7, the upper end of the right middle part of the support plate 1 is provided with a waste outlet 201, the lower surface of the support plate 1 is provided with a connecting frame 9 below the lower end of the waste outlet 201, the inner surface of the connecting frame 9 is slidingly connected with a waste frame 10, the inner surface of the waste frame 10 is provided with a clamping groove 1001 at the upper end, and the clamping groove 1001 is slidingly connected with a filter plate 11.

[0023] Further as Figure 1 illustrated, it is worth noting that the air outlet head 5 is provided with a plurality of air outlet holes 501, and the plurality of air outlet holes 501 are spirally distributed on the air outlet head 5, and through the number and distribution of the air outlet head 5, the zinc tumor inside the spiral steel pipe can be effectively blown out.

[0024] Further as Figure 3 illustrated, it is worth noting that the symmetrical limiting assembly 7 comprises a threaded shaft 701, the outer surface of the threaded shaft 701 is threadedly connected with the threaded hole 602, the inner side of the threaded shaft 701 is fixedly connected with a connecting piece 703, the connecting piece 703 is slidingly connected with a limiting groove 7041 provided on one side of a limiting plate 704, and the outer side of the threaded shaft 701 is provided with a rotating handle 702, through the symmetrical limiting assembly 7, that is, rotating the threaded shaft 701 of the symmetrical limiting assembly 7, the limiting plate 704 is attached to but not tightly attached to the outer surface of the spiral steel pipe, so that the position of the spiral steel pipe can be limited to a certain extent.

[0025] Further as Figure 3 illustrated, it is worth noting that the limiting plate 704 is in the shape of a circular arc, the inner side of the circular arc-shaped limiting plate 704 is concave, and the inner side is fixedly connected with a pad 706, and the lower end of the limiting plate 704 is fixedly connected with a counterweight 705, through the shape of the limiting plate 704, the limiting plate 704 can be attached to but not tightly attached to the outer surface of the spiral steel pipe, and through the material of the pad 706 being a plastic material, the pad 706 can prevent the spiral steel pipe from being scratched when sliding, and through the counterweight 705, the up-down position of the circular arc-shaped limiting plate 704 can be conveniently limited.

[0026] The scheme has the following working process: by inserting the spiral steel pipe into the outer surface of the air outlet pipe 4, then rotating the threaded shaft 701 of the symmetrical limiting assembly 7, the limiting plate 704 is attached to the outer surface of the spiral steel pipe, but not tightly, then start the air pump 3, the air pump 3 output end conveying gas flow from the air outlet pipe 4, air outlet head 5 and air outlet hole 501 in turn, and finally to the inner surface of the spiral steel pipe, with the mechanical or artificial slow and regular pull the other end of the spiral steel pipe, the zinc tumor inside the spiral steel pipe is blown away, if the spiral steel pipe is too long, one end is blown away, and the other end is repeated.

[0027] According to the above working process: through the number and distribution of the air outlet head 5, the zinc tumor inside the spiral steel pipe can be effectively blown away, through the symmetrical limiting assembly 7, that is, rotating the threaded shaft 701 of the symmetrical limiting assembly 7, the limiting plate 704 is attached to the outer surface of the spiral steel pipe, but not tightly, so that the position of the spiral steel pipe can be limited to a certain extent, through the shape of the limiting plate 704, the limiting plate 704 can be attached to the outer surface of the spiral steel pipe, but not tightly, and through the material of the cushion block 706, the spiral steel pipe can be prevented from being scratched when sliding, and through the counterweight 705, the up and down position of the arc limiting plate 704 can be easily limited.

[0028] Further as Figure 2 illustrated, it is worth noting that the buffer sliding assembly 8 includes a plurality of buffer assemblies 801, each of which includes a first connecting shaft 8011 and a second connecting shaft 8012, the lower end of the first connecting shaft 8011 is fixedly connected with a sliding block 8013, the outer surface of the sliding block 8013 is fitted and slidingly connected to the sliding groove 8015 provided in the inner surface of the second connecting shaft 8012, the inner surface of the lower end of the sliding groove 8015 and the lower end of the sliding block 8013 are both provided with a spring 8014, the lower end of the second connecting shaft 8012 is fixedly connected to the upper end of the third recess 603 of the fixed frame 6, and the upper end of the first connecting shaft 8011 is fixedly connected to the lower end of the sliding block 802, and the symmetrical sliding block 802 is fixedly connected with a plurality of fixed shafts 803, the outer surface of each fixed shaft 803 is bearing connected with a roller shaft 804, by the buffer sliding assembly 8, that is, the lower end of the spiral steel pipe is attached to the upper end of the plurality of roller shafts 804, so that the conventional sliding friction can be changed into rolling friction, which not only can reduce the friction damage to the outer surface of the spiral steel pipe, but also can facilitate the dragging of the spiral steel pipe, saving manpower.

[0029] Further as Figure 1 illustrated, it is worth noting that the buffer sliding assembly 8 includes a plurality of buffer assemblies 801, each of which includes a first connecting shaft 8011 and a second connecting shaft 8012, the lower end of the first connecting shaft 8011 is fixedly connected with a sliding block 8013, the outer surface of the sliding block 8013 is fitted and slidingly connected to the sliding groove 8015 provided in the inner surface of the second connecting shaft 8012, the inner surface of the lower end of the sliding groove 8015 and the lower end of the sliding block 8013 are both provided with a spring 8014, the lower end of the second connecting shaft 8012 is fixedly connected to the upper end of the third recess 603 of the fixed frame 6, and the upper end of the first connecting shaft 8011 is fixedly connected to the lower end of the sliding block 802, and the symmetrical sliding block 802 is fixedly connected with a plurality of fixed shafts 803, the outer surface of each fixed shaft 803 is bearing connected with a roller shaft 804, by the buffer sliding assembly 8, that is, the lower end of the spiral steel pipe is attached to the upper end of the plurality of roller shafts 804, so that the conventional sliding friction can be changed into rolling friction, which not only can reduce the friction damage to the outer surface of the spiral steel pipe, but also can facilitate the dragging of the spiral steel pipe, saving manpower.

[0030] Further as Figure 1As shown, it is worth noting that the middle right of the waste frame 10 and the middle upper end of the filter plate 11 are respectively fixedly connected with the first fixed handle 1002 or the second fixed handle 1101, and through the first fixed handle 1002 or the second fixed handle 1101, the installation and disassembly of the waste frame 10 or the filter plate 11 can be facilitated.

[0031] In summary: by inserting the spiral steel pipe into the outer surface of the air outlet pipe 4, then rotating the threaded shaft 701 of the symmetrical limiting assembly 7, the limiting plate 704 is attached to but not tightly attached to the outer surface of the spiral steel pipe, then the air pump 3 is started, the output end of the air pump 3 transports the airflow from the air outlet pipe 4, the air outlet head 5 and the air outlet hole 501 in turn, and finally to the inner surface of the spiral steel pipe, with the mechanical or artificial slow and regular pulling of the other end of the spiral steel pipe, the zinc tumor inside the spiral steel pipe is blown away by the airflow, if the spiral steel pipe is too long, after one end is blown away, the other end is repeated, through the buffer sliding assembly 8, that is, the lower end of the spiral steel pipe is attached to the upper end of the plurality of roller shafts 804, so that the conventional sliding friction can be changed into rolling friction, not only can reduce the friction damage of the outer surface of the spiral steel pipe, but also can facilitate the dragging of the spiral steel pipe, save manpower, through the first groove 101, the installation and disassembly of the waste frame 10 is facilitated, through the first fixed handle 1002 or the second fixed handle 1101, the installation and disassembly of the waste frame 10 or the filter plate 11 can be facilitated.

[0032] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A device for blowing off zinc nodules from a spiral steel pipe, comprising symmetrical support plates (1), characterised in that: The upper end of the symmetrical support plate (1) is fixedly connected with an operation platform (2), the left middle part of the upper end of the operation platform (2) is fixedly connected with an air pump (3), the output end of the air pump (3) is fixedly connected with an air outlet pipe (4), the other end of the air outlet pipe (4) is fixedly connected with an air outlet head (5), the upper middle part of the operation platform (2) is fixedly connected with a fixing frame (6), the middle part of the fixing frame (6) is provided with a second groove (601) and a third groove (603), the third groove (603) is fixedly connected with a buffer sliding assembly (8), the middle part of the fixing frame (6) is provided with a threaded hole (602) on the left and right sides of the second groove (601), the threaded hole (602) is threadedly connected with a limiting assembly (7), the right middle part of the upper end of the support plate (1) is provided with a waste port (201), the lower end of the lower surface of the support plate (1) is provided with a connecting frame (9) below the waste port (201), the inner surface of the connecting frame (9) is slidingly connected with a waste frame (10), the inner surface of the waste frame (10) is provided with a clamping groove (1001) at the upper end, and the clamping groove (1001) is slidingly connected with a filter plate (11).

2. A device for the removal of zinc spangles from a spiral steel pipe according to claim 1, characterized in that: A plurality of air outlet holes (501) are arranged on the air outlet head (5) in a spiral manner.

3. A device for the removal of zinc spangles from a spiral steel pipe according to claim 1, characterized in that: The limiting assembly (7) comprises a threaded shaft (701), the outer surface of the threaded shaft (701) is threadedly connected with the threaded hole (602), the inner side of the threaded shaft (701) is fixedly connected with a connecting piece (703), the connecting piece (703) is slidingly connected with a limiting groove (7041) on one side of a limiting plate (704), and the outer side of the threaded shaft (701) is provided with a rotating handle (702).

4. A device for the removal of zinc spangles from a helically wound steel pipe according to claim 3, characterized in that: The limiting plate (704) is in a circular arc shape, the inner side of the circular arc-shaped limiting plate (704) is concave, and the limiting plate (704) is fixedly connected with a pad (706), and the lower end of the limiting plate (704) is fixedly connected with a counterweight (705).

5. A device for the removal of zinc spangles from a spiral steel pipe according to claim 1, characterized in that: The buffer sliding assembly (8) comprises a plurality of buffer assemblies (801), each buffer assembly (801) comprises a first connecting shaft (8011) and a second connecting shaft (8012), the lower end of the first connecting shaft (8011) is fixedly connected with a sliding block (8013), the outer surface of the sliding block (8013) is slidingly connected with a sliding groove (8015) in the second connecting shaft (8012), the inner surface of the sliding groove (8015) at the lower end and the lower end of the sliding block (8013) are provided with springs (8014), the lower end of the second connecting shaft (8012) is fixedly connected with the upper end of the third groove (603) of the fixing frame (6), and the upper end of the first connecting shaft (8011) is fixedly connected with the lower end of a sliding block (802), and the sliding block (802) is fixedly connected with a plurality of fixed shafts (803), the outer surface of the fixed shaft (803) is bearing-connected with a roller shaft (804).

6. A device for the removal of zinc blisters from spiral steel pipes according to claim 1, characterized in that: The left and right support plates (1) are provided with first grooves (101) in the middle of the upper ends.

7. A device for the removal of zinc spangles from a spiral steel pipe according to claim 1, characterized in that: The right middle part of the waste frame (10) and the upper middle part of the filter plate (11) are respectively fixedly connected with first fixed handles (1002) or second fixed handles (1101).

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