CN212216007U

CN212216007U - Inner wall plastic coating equipment for large-diameter steel pipe

Info

Publication number: CN212216007U
Application number: CN201922203213.5U
Authority: CN
Inventors: 曾程; 梅宇; 郭建军
Original assignee: Tianjin Juncheng Pipeline Industrial Group Co ltd
Current assignee: Tianjin Juncheng Pipeline Industrial Group Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-12-25
Anticipated expiration: 2029-12-11

Abstract

The utility model provides an inner wall plastic-coated equipment for major diameter steel pipe belongs to steel pipe production technical field, this an inner wall plastic-coated equipment for major diameter steel pipe, including the pencil, pencil one end is connected with the equipment support, be provided with running gear and power device in the equipment support, power device one end is connected with the spraying device. The utility model solves the problem of cost waste caused by overlarge volume of large-diameter steel pipe plastic coating equipment in the prior art, and saves energy; by adopting the walking device and the rotary spraying device, the spraying thickness of the inner wall is more uniform, and the product quality is improved; through adopting the spiral disc and the walking base in the running gear for this device can be adjusted according to steel pipe inner wall size, has strengthened the suitability of this device.

Description

Inner wall plastic coating equipment for large-diameter steel pipe

Technical Field

The utility model belongs to the technical field of steel pipe production, concretely relates to inner wall plastic-coated equipment for major diameter steel pipe.

Background

With the rapid development of economy and the gradual improvement of urban infrastructure, various types of steel are widely used in the fields of industrial production, urban construction and the like. The plastic-coated steel pipe is a pipeline which protects the inner wall and the outer wall of the steel pipe by melting and spraying a layer on the inner wall or the outer wall of the steel pipe through a plastic coating process, and the service life of the steel pipe is directly determined by the quality of the plastic coating process of the plastic-coated steel pipe.

In prior art, because steel pipe standard length is 6 meters, can cause the too big cost that leads to of equipment volume to the inner wall plastic-coated equipment of major diameter steel pipe to increase, the artifical problem that leads to of carrying out the plastic-coated: firstly, the working strength is large, and secondly, the spraying wall thickness is uneven, which influences the product performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inner wall plastic-coated equipment for major diameter steel pipe aims at solving the problem that lacks an inner wall plastic-coated equipment for major diameter steel pipe among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the inner wall plastic coating equipment for the large-diameter steel pipe comprises a wire harness, wherein one end of the wire harness is connected with an equipment bracket, a walking device and a power device are arranged in the equipment bracket, one end of the power device is connected with a spraying device, the walking device comprises a motor A, the motor A is connected with a bevel gear A, the bevel gear A is meshed and connected with two bevel gears B, the bevel gears B are symmetrically arranged, the bevel gears B are respectively connected with a spiral disc, the spiral discs are symmetrically arranged, a plurality of walking bases are arranged between the spiral plates, a plurality of power wheels are arranged on the walking bases, a spiral groove is arranged on one end surface of each spiral plate, the width of each groove is equal to the distance between the grooves, the groove is arranged at the contact position of the walking bases and the spiral plates, the grooves can be embedded with the grooves on the spiral disc and slide, and the walking base can only slide in the radial direction in the sliding groove arranged on the equipment support.

In order to make, as a preferable aspect of the present invention, the wire harness includes a power supply line, a control line, and a paint line.

In order to make, as the utility model relates to an it is preferred, power device includes motor B, motor B and pinion connection, the pinion is connected with interior ring gear meshing, interior ring gear is connected with a plurality of planetary gear meshing, planetary gear is connected with outer ring gear meshing, outer ring gear fixed mounting is on the equipment support.

In order to make, as the utility model relates to an it is preferred, the spraying device includes the bearing, bearing one end is connected on planetary gear, the bearing other end is connected with the connecting rod, the outside of connecting rod one end is the arc, the arc is connected and is provided with the spacing ring, connecting rod one end terminal surface is provided with the shower nozzle, shower nozzle installation direction is towards the radial outside of spacing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the inner wall plastic coating equipment for the large-diameter steel pipe solves the problem of cost waste caused by overlarge volume of the large-diameter steel pipe plastic coating equipment in the prior art, and saves energy.

2. Through adopting running gear and rotatory spraying device for the spraying thickness to the inner wall is more even, has promoted product quality.

3. Through adopting the spiral disc and the walking base in the running gear for this device can be adjusted according to steel pipe inner wall size, has strengthened the suitability of this device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the walking device of the present invention;

fig. 3 is a schematic view of the spiral disc structure of the present invention;

FIG. 4 is a schematic view of the structure of the walking base of the present invention;

FIG. 5 is a schematic structural view of a power device and a nozzle device according to the present invention;

FIG. 6 is a schematic view of the planetary transmission structure of the present invention;

FIG. 7 is a schematic structural view of the connecting rod and the limiting ring of the present invention;

in the figure: 1. a wire harness; 2. an equipment support; 3. a traveling device; 4. a power plant; 5. a spraying device; 31. a motor A; 32. a bevel gear A; 33. a bevel gear B; 34. a spiral disc; 35. a traveling base; 36. A power wheel; 41. a motor B; 42. a pinion gear; 43. an inner gear ring; 44. a planetary gear; 45. an outer ring gear; 51. a bearing; 52. a connecting rod; 53. a limiting ring; 54. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides an inner wall plastic-coated equipment for major diameter steel pipe, includes

pencil

1, 1 one end of pencil is connected with equipment support 2, be provided with running gear 3 and power device 4 in the

equipment support

2, 4 one ends of power device are connected with spraying device 5, running gear 3 includes motor A31, motor A31 connects bevel gear A32, bevel gear A32 is connected with two bevel gear B33 meshing, bevel gear B33 symmetry sets up, a spiral disc 34 is connected respectively to bevel gear B33, spiral disc 34 symmetry sets up, is provided with a plurality of walking bases 35 between it, be provided with a plurality of power wheels 36 on the walking base 35, there is the heliciform recess on 34 one terminal surface of spiral disc, and the recess each width equals, and the interval between recess width and the recess equals, walking base 35 and spiral disc 34 contact department are fluted, the grooves of the device can be embedded with the grooves on the spiral disc 34 and can slide, and the walking base 35 can only slide in the radial direction in a sliding groove arranged on the device support 2.

The utility model discloses an in the concrete embodiment, remove through running gear 3, power device 4 is rotatory to be driven spraying device 5 and is carried out the plastic-coated operation, each parts is operation in coordination, it is rotatory through motor A31, it rotates to drive bevel gear A32 and bevel gear B33, two helicoidal discs 34 are rotatory respectively for walking base 35 stretches out or contracts, play the effect of adjusting along with steel pipe inner wall diameter size, power wheel 36 rotates simultaneously and makes the device can remove in the steel pipe.

Specifically, the wire harness 1 includes a power supply line, a control line, and a paint line.

In this embodiment: the whole device is supplied with power through the wire harness 1 to operate, a control signal is supplied to control, and paint is supplied to perform plastic coating operation.

Specifically, power device 4 includes motor B41, motor B41 is connected with pinion 42, pinion 42 is connected with interior ring gear 43 meshing, interior ring gear 43 is connected with a plurality of planetary gear 44 meshing, planetary gear 44 is connected with outer ring gear 45 meshing, outer ring gear 45 fixed mounting is on equipment support 2, spraying device 5 includes bearing 51, bearing 51 one end is connected on planetary gear 44, the bearing 51 other end is connected with connecting rod 52, the outside of connecting rod 52 one end is the arc, the arc is connected and is provided with spacing ring 53, connecting rod 52 one end terminal surface is provided with shower nozzle 54, shower nozzle 54 installation direction is towards the radial outside of spacing ring 53.

In this embodiment: motor B41 rotates and drives pinion 42, interior ring gear 43 rotates, because outer ring gear 45 is fixed, make planetary gear 44 rotate the rotation simultaneously around outer ring gear 45, because the outside of connecting rod 52 one end is the arc, and with the inboard sliding connection of spacing ring 53, make connecting rod 52 rotatory around outer ring gear 45, and the arc is outside radially all the time, shower nozzle 54 connected with connecting rod 52 also outwards all the time, it carries out the rotatory spraying operation to the steel pipe inner wall to have played to make shower nozzle 54, make spraying thickness more even, and the product quality is improved.

The utility model discloses a theory of operation and use flow:

the device is placed in a large-diameter steel pipe to be sprayed, a starting motor A31 rotates to drive a bevel gear A32 and a bevel gear B33 to rotate, two spiral disks 34 respectively rotate to enable a plurality of walking bases 35 to simultaneously extend out, the size of the device is adjusted to be consistent with that of the steel pipe, a power wheel 36 is driven to rotate to enable the device to start moving in the steel pipe, a starting motor B41 rotates to drive a pinion 42 and an inner gear ring 43 to rotate, the planet gear 44 rotates around the outer gear ring 45 and rotates automatically due to the fact that the outer gear ring 45 is fixed, the outer side of one end of a connecting rod 52 is arc-shaped and is in sliding connection with the inner side of a limiting ring 53, the connecting rod 52 rotates around the outer gear ring 45, the arc always faces to the outer side in the radial direction, a spray head 54 connected with the connecting rod 52 also always faces to the outer side, rotary spraying operation of the inner, the product quality is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an inner wall plastic-coated equipment for major diameter steel pipe which characterized in that: including pencil (1), pencil (1) one end is connected with equipment support (2), be provided with running gear (3) and power device (4) in equipment support (2), power device (4) one end is connected with spraying device (5), running gear (3) include motor A (31), bevel gear A (32) is connected in motor A (31), bevel gear A (32) and two bevel gear B (33) meshing connection, bevel gear B (33) symmetry sets up, a spiral disc (34) is connected respectively in bevel gear B (33), spiral disc (34) symmetry sets up, is provided with a plurality of walking bases (35) between it, be provided with a plurality of power wheels (36) on walking base (35), there is the heliciform recess on a terminal surface of spiral disc (34), and the recess each width equals, and the interval between recess width and the recess equals, the contact position of the walking base (35) and the spiral disc (34) is provided with a groove, the groove can be embedded with the groove on the spiral disc (34) and can slide, and the walking base (35) can only slide in the radial direction in a sliding groove arranged on the equipment support (2).

2. The inner wall plastic coating equipment for the large-diameter steel pipe according to claim 1, characterized in that: the wire harness (1) comprises a power supply circuit, a control circuit and a coating pipeline.

3. The inner wall plastic coating equipment for the large-diameter steel pipe according to claim 1, characterized in that: the power device (4) comprises a motor B (41), the motor B (41) is connected with a pinion (42), the pinion (42) is meshed with an inner gear ring (43), the inner gear ring (43) is meshed with a plurality of planetary gears (44), the planetary gears (44) are meshed with an outer gear ring (45), and the outer gear ring (45) is fixedly mounted on the equipment support (2).

4. The inner wall plastic coating equipment for the large-diameter steel pipe as claimed in claim 3, wherein: spraying device (5) are including bearing (51), bearing (51) one end is connected on planetary gear (44), bearing (51) other end is connected with connecting rod (52), the outside of connecting rod (52) one end is the arc, the arc is connected and is provided with spacing ring (53), connecting rod (52) one end terminal surface is provided with shower nozzle (54), shower nozzle (54) installation direction is towards the radial outside of spacing ring (53).