Tool for machining and hoisting prefabricated assembly of nuclear power main pipeline

Abstract

A nuclear power main pipeline prefabricated assembly machining and hoisting tool comprises an arc-shaped block arranged at the bottom and further comprises first vertical steel plates, rubber pads, a hoisting assembly and a bearing table, the first vertical steel plates are welded to the top ends of the two ends of the arc-shaped block, and the rubber pads are fixedly embedded into the inner sides of the arc-shaped block and the first vertical steel plates; a lifting assembly is arranged at the top end of the first vertical steel plate; the hanging assembly comprises hanging rods, second nuts, first through holes and second through holes, the two hanging rods are inserted into the top end of the first vertical steel plate, second vertical steel plates are arranged on the outer sides of the hanging rods, first external threads are formed in one ends of the hanging rods, the first nuts are screwed to one ends of the hanging rods, and inclined steel plates are arranged at the top ends of the second vertical steel plates; the nuclear power main pipeline bearing device is novel in structure, ingenious in conception, convenient to bear when a nuclear power main pipeline is machined and convenient to hoist when the nuclear power main pipeline needs to be hoisted, and high in applicability.

Description

Technical Field

[0001] The utility model relates to a tool, in particular to a tool for processing and hoisting prefabricated components of a nuclear power main pipeline. Background Art

[0002] The prefabricated components of nuclear power main pipelines are large-diameter pipes made of stainless steel with a smooth curved surface on the outside. Due to the particularity of the product, it is not possible to arbitrarily weld support ears and other clamping and lifting auxiliary tooling on the surface of the prefabricated components of nuclear power main pipelines. Therefore, when processing such products, it is impossible to fix them well with ordinary pressing plates and other tooling. The products cannot be fixed well during lifting and transportation, and the product surface is very easy to be bumped. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a tooling for processing and hoisting prefabricated components of nuclear power main pipelines, which effectively solves the problems mentioned in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: the utility model includes an arc block arranged at the bottom, and also includes a first vertical steel plate, a rubber pad, a hanging assembly and a bearing platform, the top ends of both ends of the arc block are welded with the first vertical steel plates, the inner sides of the arc block and the first vertical steel plate are embedded with rubber pads, and the top end of the first vertical steel plate is provided with a hanging assembly;

[0005] The hanging assembly includes a hanging rod, a second vertical steel plate, a first external thread, a first nut, an inclined steel plate, a horizontal steel plate, a lifting ring, a second external thread, a second nut, a first through hole and a second through hole. Two hanging rods are inserted at the top of the first vertical steel plate, a second vertical steel plate is arranged on the outside of the hanging rod, a first external thread is opened at one end of the hanging rod, a first nut is screwed on one end of the hanging rod, an inclined steel plate is arranged at the top of the second vertical steel plate, a horizontal steel plate is arranged at one end of the inclined steel plate, a lifting ring is inserted in the middle of the horizontal steel plate, a second external thread is opened at the bottom end of the lifting ring, and a second nut is screwed on the second external thread at the bottom end of the lifting ring.

[0006] Preferably, the surface of the rubber pad is provided with anti-slip grooves.

[0007] Preferably, the bottom ends of both sides of the arc-shaped block are welded with bearing platforms.

[0008] Preferably, a first through hole is formed on the horizontal steel plate at a position corresponding to the lifting ring.

[0009] Preferably, the first vertical steel plate and the second vertical steel plate are both provided with second through holes at positions corresponding to the suspension rods.

[0010] Preferably, a fixed nut is welded to one end of the suspension rod.

[0011] Beneficial effects: When the utility model is used, the arc block and the first vertical steel plate are placed at the bottom of the nuclear power main pipeline, and supported by the provided bearing platform. At this time, the nuclear power main pipeline can be processed. After the processing is completed, when hoisting is required, the second vertical steel plate is placed on the outside of the first vertical steel plate, and the second through holes of the first vertical steel plate and the second vertical steel plate are aligned, and then the suspension rod is inserted into the second through holes of the first vertical steel plate and the second vertical steel plate, the first nut is screwed on, the lifting ring is inserted into the first through hole of the horizontal steel plate, the second nut is screwed on, and the crane can be connected and lifted through the installed lifting ring, which is convenient for processing the nuclear power main pipeline and clamping when lifting, and is convenient for use. The utility model has a novel structure and an ingenious conception, is convenient for bearing when processing the nuclear power main pipeline and lifting when lifting is required, and has strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a side view of the first vertical steel plate of the utility model;

[0015] Figure 3 It is a schematic diagram of the arrangement structure of the second vertical steel plate and the inclined steel plate of the utility model;

[0016] Numbers in the figure: 1. Arc block; 2. First vertical steel plate; 3. Rubber pad; 4. Lifting assembly; 5. Lifting rod; 6. Second vertical steel plate; 7. First external thread; 8. First nut; 9. Inclined steel plate; 10. Horizontal steel plate; 11. Lifting ring; 12. Second external thread; 13. Second nut; 14. First through hole; 15. Second through hole; 16. Load-bearing platform. DETAILED DESCRIPTION

[0017] The following is combined with Figure 1-3 The specific implementation modes of the present utility model are further described in detail.

[0018] Embodiment 1, by Figure 1-3 The utility model provides a tooling for processing and hoisting prefabricated components of a nuclear power main pipeline, including an arc block 1 arranged at the bottom, and also including a first vertical steel plate 2, a rubber pad 3, a hoisting assembly 4 and a bearing platform 16. The top ends of both ends of the arc block 1 are welded with the first vertical steel plate 2, the inner sides of the arc block 1 and the first vertical steel plate 2 are embedded and fixed with rubber pads 3, and the top end of the first vertical steel plate 2 is provided with a hoisting assembly 4;

[0019] The hanging assembly 4 includes a hanging rod 5, a second vertical steel plate 6, a first external thread 7, a first nut 8, an inclined steel plate 9, a horizontal steel plate 10, a lifting ring 11, a second external thread 12, a second nut 13, a first through hole 14 and a second through hole 15. Two hanging rods 5 are inserted at the top of the first vertical steel plate 2, and the second vertical steel plate 6 is arranged on the outside of the hanging rod 5. The first external thread 7 is opened at one end of the hanging rod 5, and the first nut 8 is screwed on one end of the hanging rod 5. The top of the second vertical steel plate 6 is provided with an inclined steel plate 9, and one end of the inclined steel plate 9 is provided with a horizontal steel plate 10. The middle of the horizontal steel plate 10 is inserted with a lifting ring 11, and the bottom end of the lifting ring 11 is provided with a second external thread 12, and the second nut 13 is screwed on the second external thread 12 at the bottom end of the lifting ring 11.

[0020] Specific use: When the utility model is used, the arc block 1 and the first vertical steel plate 2 are placed at the bottom of the nuclear power main pipeline and supported by the provided bearing platform 16. At this time, the nuclear power main pipeline can be processed. After the processing is completed, when hoisting is required, the second vertical steel plate 6 is placed on the outside of the first vertical steel plate 2, and the second through holes 15 on the first vertical steel plate 2 and the second vertical steel plate 6 are aligned, and then the suspension rod 5 is inserted into the second through holes 15 on the first vertical steel plate 2 and the second vertical steel plate 6, and the first nut 8 is screwed on. The lifting ring 11 is inserted into the first through hole 14 of the horizontal steel plate 10, and the second nut 13 is screwed on. The crane can be connected and lifted through the installed lifting ring 11, which is convenient for processing the nuclear power main pipeline and clamping during lifting, and is conducive to use.

[0021] Beneficial effects: The utility model has a novel structure and an ingenious conception, is convenient for carrying the nuclear power main pipeline during processing and for lifting when lifting is required, and has strong applicability.

[0022] Embodiment 2

[0023] In the first embodiment, the rubber pad 3 has insufficient anti-slip properties. Figure 1 As another preferred embodiment, the difference from the first embodiment is that the surface of the rubber pad 3 is provided with anti-skid patterns, so that the rubber pad 3 has better anti-skid performance.

[0024] Embodiment 3

[0025] In the first embodiment, the arc block 1 is inconvenient to bear, Figure 1 As another preferred embodiment, the difference from the first embodiment is that the bottom ends of both sides of the arc block 1 are welded with a bearing platform 16 to facilitate the bearing of the arc block 1.

[0026] Embodiment 4

[0027] In the first embodiment, the lifting ring 11 is inconvenient to install and use. Figure 1As another preferred embodiment, the difference from the first embodiment is that a first through hole 14 is opened at the position of the horizontal steel plate 10 corresponding to the lifting ring 11 to facilitate the installation and use of the lifting ring 11.

[0028] Embodiment 5

[0029] In the first embodiment, the suspension rod 5 is inconvenient to use. Figure 1 As another preferred embodiment, the difference from the first embodiment is that second through holes 15 are provided at the positions of the first vertical steel plate 2 and the second vertical steel plate 6 corresponding to the hanger 5 to facilitate the use of the hanger 5.

[0030] Embodiment 6

[0031] In the first embodiment, the suspension rod 5 is inconvenient to use. Figure 1 As another preferred embodiment, the difference from the first embodiment is that a fixed nut is welded to one end of the suspension rod 5 to facilitate limiting the end of the suspension rod 5.

[0032] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A tool for processing and hoisting prefabricated components of nuclear power main pipelines, comprising an arc-shaped block (1) arranged at the bottom, characterized in that: It also includes a first vertical steel plate (2), a rubber pad (3), a hanging assembly (4) and a bearing platform (16); the first vertical steel plates (2) are welded to the top ends of both ends of the arc block (1); the inner sides of the arc block (1) and the first vertical steel plate (2) are embedded with rubber pads (3); and the top end of the first vertical steel plate (2) is provided with a hanging assembly (4); The hanging assembly (4) comprises a hanging rod (5), a second vertical steel plate (6), a first external thread (7), a first nut (8), an inclined steel plate (9), a horizontal steel plate (10), a hanging ring (11), a second external thread (12), a second nut (13), a first through hole (14) and a second through hole (15); two hanging rods (5) are inserted at the top end of the first vertical steel plate (2); a second vertical steel plate (6) is arranged on the outer side of the hanging rod (5); A first external thread (7) is provided at one end of the lifting rod (5), a first nut (8) is screwed onto one end of the lifting rod (5), an inclined steel plate (9) is provided at the top end of the second vertical steel plate (6), a horizontal steel plate (10) is provided at one end of the inclined steel plate (9), a lifting ring (11) is inserted into the middle of the horizontal steel plate (10), a second external thread (12) is provided at the bottom end of the lifting ring (11), and a second nut (13) is screwed onto the second external thread (12) at the bottom end of the lifting ring (11).

2. The tooling for processing and hoisting prefabricated components of nuclear power main pipelines according to claim 1 is characterized by: The surface of the rubber pad (3) is provided with anti-slip grooves.

3. The tooling for processing and hoisting prefabricated components of nuclear power main pipelines according to claim 1 is characterized by: The bottom ends of both sides of the arc-shaped block (1) are welded with a bearing platform (16).

4. The tooling for processing and hoisting prefabricated components of nuclear power main pipelines according to claim 1 is characterized by: The horizontal steel plate (10) is provided with a first through hole (14) at a position corresponding to the lifting ring (11).

5. The tooling for processing and hoisting prefabricated components of nuclear power main pipelines according to claim 1 is characterized by: The first vertical steel plate (2) and the second vertical steel plate (6) are both provided with second through holes (15) at positions corresponding to the suspension rods (5).

6. The tooling for processing and hoisting prefabricated components of nuclear power main pipelines according to claim 1 is characterized by: A fixed nut is welded to one end of the suspension rod (5).

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