Spraying device for outer wall of large pipeline

Abstract

The utility model discloses a large pipeline outer wall spraying device, which relates to the technical field of spraying and comprises a roller carrier for bearing a tower drum, a portal frame arranged in a spraying area, a spraying system arranged in the spraying area and a guide rail which is arranged in a spraying room and is used for enabling the roller carrier to move linearly, the spraying system comprises side spraying systems arranged on the two sides of the portal frame and used for spraying the side walls of the tower drum, a crown block spraying system arranged on the top of the portal frame and used for spraying the top of the tower drum, and a bottom spraying system arranged in a spraying area and used for spraying the bottom of the tower drum. The portal frame can be driven to move on the guide rails. Stepping type spraying is adopted, after spraying is completed by all the mechanisms for a circle, the roller frame transports the tower drum to advance by a certain distance, and therefore the roller frame can only move along the track without rotating, and energy consumption and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying, in particular to a large-scale pipeline outer wall spraying device. Background Art

[0002] With the development of wind power generation, large-scale development has become a trend. The largest wind power tower (single pile) reaches a diameter of 15 meters, a length of 120 meters, and a weight of 5,000 tons. Affected by safety factors and the load capacity of the roller frame, the traditional outer wall spraying method is to rotate the roller frame and then use the outer wall spraying equipment to spray the tower. However, the above spraying method has great safety hazards when using the roller frame to roll the tower during the spraying process. At the same time, it has a large demand on the tower load capacity and causes waste of energy. Utility Model Content

[0003] In view of this, the purpose of the utility model is to provide a large-scale pipeline outer wall spraying device, which adopts step-by-step spraying. After each mechanism sprays for a circle, the roller frame transports the tower forward a certain distance.

[0004] The large-scale pipeline outer wall spraying device provided by the utility model adopts the following technical solutions:

[0005] A large-scale pipeline outer wall spraying device comprises a roller frame supporting a tower, a gantry frame arranged in a spraying area, a spraying system installed in the spraying area and a guide rail installed in a spraying room for linear movement of the roller frame. The spraying system comprises a side spraying system arranged on both sides of the gantry frame for spraying the side walls of the tower, an overhead crane spraying system arranged on the top of the gantry frame for spraying the top of the tower and a bottom spraying system arranged in the spraying area for spraying the bottom of the tower. The gantry frame can be driven to move on the guide rail.

[0006] Furthermore, the side spraying system includes a first track cylinder arranged on the gantry at both sides of the tower, a telescopic cylinder arranged on the first track cylinder in the horizontal direction, and a side spray gun arranged on the telescopic cylinder for spraying the tower. The telescopic cylinder can be driven to move on the first track cylinder, and the telescopic cylinder is used to drive the side spray gun to move horizontally to spray the side wall of the tower.

[0007] Furthermore, the side spray system also includes a first rotating member arranged at the telescopic end of the telescopic cylinder, and the side spray gun is installed on the first rotating member. The first rotating member is used to drive the side spray gun to rotate so that the muzzle of the side spray gun is perpendicular to the tower surface.

[0008] Furthermore, the overhead crane spraying system includes a second rail cylinder horizontally arranged on the gantry and located above the tower, a first lifting cylinder vertically arranged on the second rail cylinder, and a top spray gun arranged on the first lifting cylinder for spraying the top of the tower, the first lifting cylinder can be driven to move on the second rail cylinder, and the top spray gun is used to drive the top spray gun to move up and down to spray the top of the tower.

[0009] Furthermore, the overhead crane spraying system also includes a second rotating member arranged at the telescopic end of the first lifting cylinder, and the top spray gun is installed on the second rotating member. The second rotating member is used to drive the top spray gun to rotate so that the muzzle of the top spray gun is perpendicular to the tower surface.

[0010] Furthermore, the bottom spraying system includes a horizontal guide rail arranged in the spraying area, a second lifting cylinder vertically arranged on the horizontal guide rail, and a bottom spray gun arranged on the second lifting cylinder for spraying the bottom of the tower. The horizontal guide rail is perpendicular to the guide rail and is staggered. The second lifting cylinder can be driven to move on the horizontal guide rail. The second lifting cylinder is used to drive the bottom spray gun to move up and down to spray the bottom of the tower.

[0011] Furthermore, the bottom spraying system also includes a third rotating member arranged at the telescopic end of the second lifting cylinder, and the bottom spray gun is installed on the third rotating member. The third rotating member is used to drive the bottom spray gun to rotate so that the muzzle of the bottom spray gun is perpendicular to the tower surface.

[0012] In summary, the utility model has at least one of the following beneficial effects: by adopting step-by-step spraying, after each mechanism completes a week of spraying, the roller frame transports the tower forward a certain distance, so that the roller frame does not rotate but only moves along the track, thereby reducing energy consumption and safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0014] Description of reference numerals:

[0015] 1. Roller frame; 2. Gantry; 3. Guide rail; 4. Side spray system; 41. First track cylinder; 42. Telescopic cylinder; 43. Side spray gun; 44. First rotating part; 5. Overhead crane spray system; 51. Second track cylinder; 52. First lifting cylinder; 53. Top spray gun; 54. Second rotating part; 6. Bottom spray system; 61. Horizontal guide rail; 62. Second lifting cylinder; 63. Bottom spray gun; 64. Third rotating part. DETAILED DESCRIPTION

[0016] The following is an explanation of the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0017] The following is combined with Figure 1 The utility model is described in further detail.

[0018] The utility model embodiment discloses a large-scale pipeline outer wall spraying device. Figure 1 The large-scale pipeline outer wall spraying device includes a roller frame 1 for carrying the tower, a gantry 2 arranged in the spraying area, a spraying system installed in the spraying area, and a guide rail 3 installed in the spraying room for the roller frame 1 to move linearly. The spraying room is in the shape of a countersunk hole, the spraying area is slightly wider, and other areas only need to be slightly larger than the maximum tower size. The exhaust gas treatment only needs to be exhausted in the spraying area, saving energy and investment. The spraying system includes a side spraying system 4 arranged on both sides of the gantry 2 for spraying the side walls of the tower, an overhead crane spraying system 5 arranged on the top of the gantry 2 for spraying the top of the tower, and a spraying system 5 arranged in the spraying area for spraying the bottom of the tower. The bottom spraying system 6, the gantry 2 can be driven to move on the guide rail 3, and the end of the tower to be sprayed is moved to the spraying area in the gantry 2 by driving the roller frame 1, and the side spraying system 4, the overhead crane spraying system 5 and the bottom spraying system 6 are started to spray the side of the tower. When the tower is sprayed for one week, the roller frame 1 is driven to drive the tower to move, so that the next section of the tower with the spraying area is moved to the gantry 2 for spraying. The step-by-step spraying is adopted. After each mechanism sprays for one week, the roller frame transports the tower forward a certain distance, so that the roller frame does not rotate and only moves along the track, thereby reducing energy consumption and safety hazards.

[0019] In this embodiment, the side spray system 4 includes a first track cylinder 41 arranged on the gantry 2 on both sides of the tower, a telescopic cylinder 42 arranged on the first track cylinder 41 in the horizontal direction, and a side spray gun 43 arranged on the telescopic cylinder 42 for spraying the tower. The telescopic cylinder 42 can be driven to move on the first track cylinder 41, and the telescopic cylinder 42 is used to drive the side spray gun 43 to move horizontally to spray the side wall of the tower. During spraying, the first track cylinder 41 drives the telescopic cylinder 42 to move up and down, and at the same time, the telescopic cylinder 42 drives the side spray gun 43 to move horizontally, so that the side spray gun 43 makes a circular motion, moves around the side wall of the tower, and sprays the side wall of the tower.

[0020] In this embodiment, the side spray system 4 also includes a first rotating member 44 arranged at the telescopic end of the telescopic cylinder 42, and the side spray gun 43 is installed on the first rotating member 44. The first rotating member 44 is used to drive the side spray gun 43 to rotate so that the muzzle of the side spray gun 43 is perpendicular to the surface of the tower. The first rotating member 44 can be a motor, a rotating cylinder, etc. During spraying, the first rotating member 44 drives the side spray gun 43 to rotate, so that the muzzle of the side spray gun 43 is always perpendicular to the surface of the tower, and the spraying effect is better.

[0021] In this embodiment, the overhead crane spraying system 5 includes a second track cylinder 51 horizontally arranged on the gantry 2 and located above the tower, a first lifting cylinder 52 vertically arranged on the second track cylinder 51, and a top spray gun 53 arranged on the first lifting cylinder 52 for spraying the top of the tower. The first lifting cylinder 52 can be driven to move on the second track cylinder 51, and the top spray gun 53 is used to drive the top spray gun 53 to move up and down to spray the top of the tower. The second track cylinder 51 drives the first lifting cylinder 52 to move up and down, and at the same time, the first lifting cylinder 52 drives the top spray gun 53 to move up and down, so that the top spray gun 53 makes a circular motion, moves around the top of the tower, and sprays the top of the tower.

[0022] In this embodiment, the overhead crane spraying system 5 also includes a second rotating member 54 arranged at the telescopic end of the first lifting cylinder 52, and the top spray gun 53 is installed on the second rotating member 54. The second rotating member 54 is used to drive the top spray gun 53 to rotate so that the muzzle of the top spray gun 53 is perpendicular to the surface of the tower. The second rotating member 54 can be a motor, a rotating cylinder, etc. During spraying, the second rotating member 54 drives the top spray gun 53 to rotate, so that the muzzle of the top spray gun 53 is always perpendicular to the surface of the tower, and the spraying effect is better.

[0023] In this embodiment, the bottom spraying system 6 includes a horizontal guide rail 61 arranged in the spraying area, a second lifting cylinder 62 vertically arranged on the horizontal guide rail 61, and a bottom spray gun 63 arranged on the second lifting cylinder 62 for spraying the bottom of the tower. The horizontal guide rail 61 is perpendicular to the guide rail 3 and is staggered. The second lifting cylinder 62 can be driven to move on the horizontal guide rail 61. The second lifting cylinder 62 is used to drive the bottom spray gun 63 to move up and down to spray the bottom of the tower. A movable electric trolley is installed on the horizontal guide rail 61. The second lifting cylinder 62 is installed on the electric trolley. The electric trolley drives the second lifting cylinder 62 to move on the horizontal guide rail 61. The second lifting cylinder 62 drives the bottom spray gun 63 to move up and down, so that the bottom spray gun 63 makes a circular motion, moves around the bottom of the tower, and sprays the bottom of the tower.

[0024] In this embodiment, the bottom spraying system 6 also includes a third rotating member 64 arranged at the telescopic end of the second lifting cylinder 62, and the bottom spray gun 63 is installed on the third rotating member 64. The third rotating member 64 is used to drive the bottom spray gun 63 to rotate so that the muzzle of the bottom spray gun 63 is perpendicular to the surface of the tower. The third rotating member 64 can be a motor, a rotating cylinder, etc. During spraying, the third rotating member 64 drives the bottom spray gun 63 to rotate, so that the muzzle of the bottom spray gun 63 is always perpendicular to the surface of the tower, and the spraying effect is better.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A large-scale pipeline outer wall spraying device, characterized in that: The invention comprises a roller frame (1) for supporting a tower, a gantry frame (2) arranged in a spraying area, a spraying system installed in the spraying area, and a guide rail (3) installed in a spraying room for allowing the roller frame (1) to move linearly. The spraying system comprises a side spraying system (4) arranged on both sides of the gantry frame (2) for spraying the side walls of the tower, an overhead crane spraying system (5) arranged on the top of the gantry frame (2) for spraying the top of the tower, and a bottom spraying system (6) arranged in the spraying area for spraying the bottom of the tower. The gantry frame (2) can be driven to move on the guide rail (3).

2. The large-scale pipeline outer wall spraying device according to claim 1 is characterized in that: The side spraying system (4) comprises a first track cylinder (41) arranged on the gantry (2) and located on both sides of the tower, a telescopic cylinder (42) arranged on the first track cylinder (41) in the horizontal direction, and a side spray gun (43) arranged on the telescopic cylinder (42) for spraying the tower, wherein the telescopic cylinder (42) can be driven to move on the first track cylinder (41), and the telescopic cylinder (42) is used to drive the side spray gun (43) to move horizontally to spray the side wall of the tower.

3. The large-scale pipeline outer wall spraying device according to claim 2 is characterized in that: The side spray system (4) further comprises a first rotating member (44) arranged at the telescopic end of the telescopic cylinder (42), the side spray gun (43) being mounted on the first rotating member (44), and the first rotating member (44) being used to drive the side spray gun (43) to rotate so that the muzzle of the side spray gun (43) is perpendicular to the tower surface.

4. The large-scale pipeline outer wall spraying device according to claim 1 is characterized in that: The overhead crane spraying system (5) comprises a second track cylinder (51) arranged horizontally on the gantry (2) and located above the tower, a first lifting cylinder (52) arranged vertically on the second track cylinder (51), and a top spray gun (53) arranged on the first lifting cylinder (52) for spraying the top of the tower, wherein the first lifting cylinder (52) can be driven to move on the second track cylinder (51), and the top spray gun (53) is used to drive the top spray gun (53) to move up and down to spray the top of the tower.

5. The large-scale pipeline outer wall spraying device according to claim 4 is characterized in that: The overhead crane spraying system (5) further comprises a second rotating member (54) arranged at the telescopic end of the first lifting cylinder (52), the top spray gun (53) being mounted on the second rotating member (54), and the second rotating member (54) being used to drive the top spray gun (53) to rotate so that the muzzle of the top spray gun (53) is perpendicular to the tower surface.

6. The large-scale pipeline outer wall spraying device according to claim 1 is characterized in that: The bottom spraying system (6) comprises a horizontal guide rail (61) arranged in a spraying area, a second lifting cylinder (62) vertically arranged on the horizontal guide rail (61), and a bottom spray gun (63) arranged on the second lifting cylinder (62) for spraying the bottom of the tower, wherein the horizontal guide rail (61) is perpendicular to the guide rail (3) and is arranged in a staggered manner, and the second lifting cylinder (62) can be driven to move on the horizontal guide rail (61), and the second lifting cylinder (62) is used to drive the bottom spray gun (63) to move up and down to spray the bottom of the tower.

7. The large-scale pipeline outer wall spraying device according to claim 6 is characterized in that: The bottom spraying system (6) further comprises a third rotating member (64) arranged at the telescopic end of the second lifting cylinder (62), the bottom spray gun (63) being mounted on the third rotating member (64), and the third rotating member (64) being used to drive the bottom spray gun (63) to rotate so that the muzzle of the bottom spray gun (63) is perpendicular to the tower surface.

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