Fixing tool for tilt swing test of large square cabin

Abstract

The utility model provides a fixing tool for a tilt swing test of a large square cabin. The fixing tool comprises a square cabin, a base and a locking device, the square cabin and the base are fixed through the locking device, the locking device comprises an upper cover and a bottom plate, the upper cover and the bottom plate are both provided with fixing holes, the locking device is fixedly connected with a base locking device fixing plate through the fixing holes and screws and fixed to the base, and a protrusion is arranged on the face, away from the bottom plate, of the center of the upper cover. The locking bolt vertically and axially penetrates through the protrusion and the upper cover along the center of the protrusion and extends to the bottom plate, a shifting rod and a nut are sequentially arranged at the end, close to the bottom plate, of the locking bolt in the direction away from the bottom plate, the locking bolt is provided with threads capable of being matched with the nut, and the locking bolt can be driven to rotate by shifting the shifting rod. The problems that in the market, the number of fixing tools capable of inclining and swinging the large square cabin is small, machining difficulty is large, cost is high, and safety performance and reliability are poor are solved.

Description

Technical Field

[0001] The utility model relates to a large-scale square cabin tilting and swinging test fixing tool (hereinafter referred to as "fixing tool"), which can be used to fix CAF60 standard square cabins and other large square cabins during the tilting and swinging test, thereby protecting the reliability and safety of the square cabin test, and belongs to the technical field of square cabin test tooling. Background Art

[0002] As the country develops into the field of deep-sea technology, the demand for marine equipment increases, and square cabins, as movable compartments for loading equipment and providing the working conditions and environment required by personnel, frequently appear on various types of transport ships and scientific research vessels. At the same time, major shipbuilding companies and research institutes have put forward higher requirements for the square cabins' ability to withstand large angles of tilt and swing. After technical investigation, it was found that there are not many tilt and swing tests on large square cabins on the market, and there are even fewer fixed tooling that can perform the tilt and swing of large square cabins; at the same time, the tooling on the market that can perform the tilt and swing of such large square cabins is difficult to process, has high costs, and has poor safety performance. Therefore, the utility model proposes a fixed tooling for the tilt and swing test of large square cabins to solve the above-mentioned defects. Utility Model Content

[0003] In view of this, the main purpose of the present invention is to solve the shortcomings of the limited number of fixed toolings on the market that can tilt and swing large-scale cabins, the difficulty in processing, the high cost, and the poor safety performance and reliability.

[0004] The utility model provides a large-scale square cabin tilt and swing test fixing tool, comprising: a square cabin, a base and a locking device; the square cabin and the base are fixed by the locking device, and the locking device comprises:

[0005] An upper cover and a bottom plate, both of which are provided with fixing holes, through which the locking device is connected to the base locking device fixing plate with screws and fixed to the base, and a protrusion is provided on a side of the center of the upper cover away from the bottom plate;

[0006] a locking bolt, the locking bolt extending along a vertical axis perpendicular to the center of the protrusion through the protrusion and the upper cover to the bottom plate; the locking bolt having an end close to the bottom plate with the lever and the nut provided in sequence in a direction away from the bottom plate; the locking bolt having a thread matching the nut, and the lever being moved to drive the locking bolt to rotate; the cross-section of the end of the locking bolt away from the bottom plate being the same as the cross-section of the protrusion, and the length of the longest line segment passing through the center point of the cross-section being greater than the shortest line segment passing through the center point of the cross-section;

[0007] The locking device has a locked state for fixing the shelter to the base, and an active state for removing the shelter from the base;

[0008] When the lever is toggled to drive the locking bolt to rotate until the longest line segment passing through the center point of the cross section of the end of the locking bolt away from the bottom plate and the shortest line segment passing through the center point of the cross section of the protrusion coincide in the vertical direction, the locking device is in a locked state that fixes the shelter to the base;

[0009] When the lever is moved to drive the locking bolt to rotate until the longest line segment passing through the center point of the cross section of one end of the locking bolt away from the base plate coincides vertically with the longest line segment passing through the center point of the raised cross section, the locking device is in an active state for removing the cabin from the base.

[0010] Furthermore, a connecting hole is provided on a side of the corner piece of the cabin that contacts the locking device, and the locking bolt of the locking device is inserted into the connecting hole, and the length of the shortest line segment passing through the center point of the connecting hole is shorter than the longest line segment passing through the center point of the cross section of one end of the locking bolt away from the base plate; the locking device is set to a locked state by toggling the toggle lever of the locking device, the locking bolt of the locking device is abutted against the corner piece of the cabin, and the cabin is fixed to the base by the locking between the locking devices; the locking device is set to an active state by toggling the toggle lever of the locking device, the locking bolt of the locking device is not abutted against the corner piece of the cabin, and the cabin can be removed from the base.

[0011] Furthermore, the base includes a base frame, and the base frame includes a lower base frame and an upper base frame; the lower base frame includes a plurality of cross beams and longitudinal beams, the lower base frame is provided with a locking device fixing plate and a tilting swing platform fixing plate, and the base is connected to the swing platform by screws of the tilting swing platform fixing plate; the outermost cross beams and longitudinal beams of the lower base frame are provided with a plurality of connecting columns in a direction perpendicular to the lower base frame, the structure of the upper base frame is the same as the structure formed by the outermost cross beams and longitudinal beams of the lower base frame, the upper base frame is connected to the lower base frame through the connecting columns, and the four corners of the upper base frame are provided with the pull rings;

[0012] Furthermore, both ends of the turnbuckle tightener of the cable are connected with a steel wire rope, the end of the steel wire rope away from the turnbuckle tightener is folded in half to form a ring, and the overlapping part of the folded end of the steel wire rope away from the turnbuckle tightener is provided with a steel wire rope U-shaped clamp; the steel wire rope at the end of the cable close to the corner fitting of the cabin is folded in half after passing through the connecting hole of the corner fitting of the cabin, and the folded part of the steel wire rope is fixed by the steel wire rope U-shaped clamp; the steel wire rope at the end of the cable close to the pull ring of the base is folded in half after passing through the pull ring of the base, and the folded part of the steel wire rope is fixed by the steel wire rope U-shaped clamp.

[0013] In order to make the cabin more stable during the tilt and swing test, a plurality of support columns are provided between the cabin and the upper base frame, wherein the first ends of the support columns abut against the cabin, and the second ends of the support columns abut against the upper base frame.

[0014] In order to ensure that the locking device can be in the best locking state and active state every time, the locking device also includes a limit column, the first end of the limit column is connected to the upper cover, and the second end of the limit column is connected to the bottom plate; there are two limit columns, when the locking device's lever moves to the first limit column position, the locking device is in the locked state; when the locking device's lever moves to the second limit column position, the locking device is in the active state. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of a large-scale shelter tilt and swing test fixture according to one embodiment of the present invention;

[0016] Figure 2 This is an overall schematic diagram of a tool welding base according to one embodiment of the present utility model;

[0017] Figure 3 This is an overall schematic diagram of a locking device according to one embodiment of the present invention;

[0018] Figure 4 Schematic diagram of a cable according to one embodiment of the present invention.

[0019] The above drawings include the following reference numerals:

[0020] 1. Shelter; 2. Base; 211. Lower base frame; 212. Upper base frame; 22. Pull ring; 23. Locking device fixing plate; 24. Tilt swing platform fixing plate; 25. Connecting column; 3. Locking device; 31. Locking bolt; 32. Protrusion; 33. Nut; 34. Push rod; 35. Upper cover; 36. Limiting column; 37. Bottom plate; 38. Fixing hole; 4. Pull rope; 41. Wire rope; 42. Wire rope U-shaped clamp; 43. Turnbuckle tightener; 5. Support column. DETAILED DESCRIPTION

[0021] The present application will be further described in detail below with reference to the accompanying drawings and examples. It will be understood that the specific embodiments described herein are intended only to explain the relevant utility model and are not intended to limit the utility model. It should also be noted that, for ease of description, only portions relevant to the relevant utility model are shown in the accompanying drawings. It should be noted that, unless there is a conflict, the embodiments and features in the embodiments of the present application may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the examples.

[0022] The technical solution of this embodiment solves the shortcomings of the market, such as the limited number of fixed fixtures capable of tilting and swinging large-scale shelters, the difficulty in processing, the high cost, the poor safety performance and reliability.

[0023] like Figure 1 and Figure 3 As shown, according to a specific embodiment of a large-scale shelter tilt and sway test fixture provided by the present invention, the fixture comprises: a shelter 1, a base 2, and a locking device 3; the shelter 1 and the base 2 are fixed by the locking device 3, and the locking device 3 comprises:

[0024] The upper cover 35 and the bottom plate 37 are both provided with fixing holes 38, and the locking device 3 is connected to the locking device fixing plate 23 of the base 2 by screws through the fixing holes 38 and fixed to the base 2. The center of the upper cover 35 is provided with the protrusion 32 on the side away from the bottom plate 37;

[0025] The locking bolt 31 extends along the center of the protrusion 32, perpendicular to the axis of the protrusion 32, through the upper cover 35, and to the bottom plate 37. The end of the locking bolt 31 closest to the bottom plate 37 is provided with the lever 34 and the nut 33 in a direction away from the bottom plate 37. The locking bolt 31 is provided with a thread that mates with the nut 33. Moving the lever 34 can drive the locking bolt 31 to rotate.

[0026] The cross-section of the end of the locking bolt 31 away from the bottom plate 37 is the same as the cross-section of the protrusion 32, and the length of the longest line segment passing through the center point of the cross-section is longer than the shortest line segment passing through the center point of the cross-section; the locking device 3 has a locked state for fixing the shelter 1 to the base 2, and an active state for removing the shelter 1 from the base 2;

[0027] When the lever 34 is toggled to drive the locking bolt 31 to rotate until the longest line segment passing through the center point of the cross section of the end of the locking bolt 31 away from the bottom plate 37 and the shortest line segment passing through the center point of the cross section of the protrusion 32 are vertically aligned, the locking device 3 is in a locked state that fixes the shelter 1 to the base 2;

[0028] When the lever 34 is moved to drive the locking bolt 31 to rotate until the longest line segment passing through the center point of the cross section of one end of the locking bolt 31 away from the bottom plate 37 coincides with the longest line segment passing through the center point of the cross section of the protrusion 32 in the vertical direction, the locking device 3 is in an active state for removing the cabin 1 from the base 2.

[0029] Furthermore, if Figure 1 and Figure 3As shown, in a specific embodiment, a connection hole is provided on a side of the corner piece 11 of the shelter 1 that contacts the locking device 3. The locking bolt 31 of the locking device 3 is inserted into the connection hole. The length of the shortest line segment passing through the center point of the connection hole is shorter than the longest line segment passing through the center point of the cross section of the end of the locking bolt 31 away from the bottom plate 37.

[0030] The lever 34 of the locking device 3 is moved to set the locking device 3 to a locked state, and the locking bolt 31 of the locking device 3 abuts against the corner piece 11 of the shelter 1. The shelter 1 is fixed to the base 2 by the locking between the locking devices 3.

[0031] The lever 34 of the locking device 3 is moved to set the locking device 3 to an active state, so that the locking bolt 31 of the locking device 3 does not abut against the corner piece 11 of the shelter 1 , and the shelter 1 can be removed from the base 2 .

[0032] Further, if Figure 2 As shown, in a specific embodiment, the base 2 includes a base frame 21, and the base frame 21 includes a lower base frame 211 and an upper base frame 212;

[0033] The lower base frame 211 includes a plurality of transverse beams and longitudinal beams. The lower base frame 211 is provided with a locking device fixing plate 23 and a tilting swing platform fixing plate 24. The base 2 is connected to the swing platform via screws on the tilting swing platform fixing plate 24.

[0034] The outermost transverse beams and longitudinal beams of the lower base frame 211 are provided with a plurality of connecting columns 25 in a direction perpendicular to the lower base frame 211. The structure of the upper base frame 212 is the same as the structure formed by the outermost transverse beams and longitudinal beams of the lower base frame 211. The upper base frame 212 is connected to the lower base frame 211 through the connecting columns 25. The pull rings 22 are provided at the four corners of the upper base frame 212.

[0035] Furthermore, in a specific embodiment, the cable 4 includes: a wire rope 41, a wire rope U-shaped clamp 42, and a basket screw tensioner 43; the two ends of the basket screw tensioner 43 are connected to a wire rope 41, and the end of the wire rope 41 away from the basket screw tensioner 43 is folded in half to form a ring, and the overlapping part of the folded end of the wire rope 41 away from the basket screw tensioner 43 is provided with the wire rope U-shaped clamp 42; the wire rope 41 at the first end of the cable 4 is folded in half after passing through the connecting hole of the corner piece 11 of the cabin 1, and the folded part of the wire rope 41 is fixed by the wire rope U-shaped clamp 42; the wire rope 41 at the second end of the cable 4 is folded in half after passing through the pull ring 22 of the base 2, and the folded part of the wire rope 41 is fixed by the wire rope U-shaped clamp 42. The U-shaped clamp 42 of the wire rope can be used to adjust the overall length of the cable, and the basket screw tightener 43 can be used to tighten and release the cable, so as to maintain a certain pre-tightening force during the operation of the cable.

[0036] Furthermore, in a specific embodiment, a plurality of support columns 5 are provided between the shelter 1 and the upper base frame 212. The first ends of the support columns 5 abut against the shelter 1, and the second ends of the support columns 5 abut against the upper base frame 212. Therefore, the support columns 5 can buffer the impact force of the shelter 1 during the tilting and swinging process, protecting the locking device 3 from being subjected to a large shear force.

[0037] Furthermore, in a specific embodiment, the locking device 3 also includes a limiting column 36, the first end of the limiting column 36 is connected to the upper cover 35, and the second end of the limiting column 36 is connected to the bottom plate 37; there are two limiting columns 36, when the lever 34 of the locking device 3 moves to the position of the first limiting column 36, the locking device 3 is in a locked state; when the lever 34 of the locking device 3 moves to the position of the second limiting column 36, the locking device 3 is in an active state.

[0038] The specific usage and working principle of the above embodiment of the utility model are as follows:

[0039] Fix the base 2 to the marine environment simulation test system platform with screws through the tilting swing platform fixing plate 24 on the base 2;

[0040] Fix the locking device 3 to the base 2 with screws through the locking device fixing plate 23 on the base 2, and set the locking device 3 to the active state;

[0041] Install the locking device 3 on the connecting hole of the corner piece of the shelter 1 close to the base 2, and set the locking device 3 to the locked state to lock the shelter 1 to the base 2;

[0042] Eight groups of support columns 5 are evenly fixed between the shelter 1 and the upper base frame 212 of the base 2;

[0043] Connect the first end of the cable 4, the steel wire rope 41, to the connection hole on the corner piece of the shelter 1 away from the base 2, and connect the second end of the cable 4, the steel wire rope 41, to the pull ring 22 on the base 2, and then adjust the turnbuckle tightener 43 of the cable 4 to tighten the cable 4 and tighten the shelter 1;

[0044] The above descriptions are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, and these all fall within the scope of protection of the present invention.

Claims

1. A large-scale shelter tilt and swing test fixture, characterized in that: include: Shelter (1), base (2) and locking device (3); The cabin (1) and the base (2) are fixed by the locking device (3), and the locking device (3) comprises: An upper cover (35) and a bottom plate (37), wherein both the upper cover (35) and the bottom plate (37) are provided with fixing holes (38), and the locking device (3) is connected to the base (2) and the locking device fixing plate (23) by screws through the fixing holes (38) and is fixed to the base (2), and a protrusion (32) is provided on a side of the center of the upper cover (35) away from the bottom plate (37); A locking bolt (31), the locking bolt (31) extends along the center of the protrusion (32) vertically and axially through the protrusion (32) and the upper cover (35) and reaches the bottom plate (37); an end of the locking bolt (31) close to the bottom plate (37) is provided with a lever (34) and a nut (33) in sequence in a direction away from the bottom plate (37); the locking bolt (31) is provided with a thread that can match the nut (33); and the locking bolt (31) can be driven to rotate by shifting the lever (34); The cross section of one end of the locking bolt (31) away from the bottom plate (37) is the same as the cross section of the protrusion (32), and the length of the longest line segment passing through the center point of the cross section of the protrusion (32) is greater than the shortest line segment passing through the center point of the cross section; The locking device (3) has a locking state for fixing the cabin (1) to the base (2), and an active state for removing the cabin (1) from the base (2); When the lever (34) is moved to drive the locking bolt (31) to rotate until the longest line segment passing through the center point of the cross section of one end of the locking bolt (31) away from the bottom plate (37) and the shortest line segment passing through the center point of the cross section of the protrusion (32) are vertically aligned, the locking device (3) is in a locked state in which the cabin (1) is fixed to the base (2); When the lever (34) is moved to drive the locking bolt (31) to rotate until the longest line segment passing through the center point of the cross section of one end of the locking bolt (31) away from the bottom plate (37) and the longest line segment passing through the center point of the cross section of the protrusion (32) are vertically aligned, the locking device (3) is in an active state for disassembling the cabin (1) from the base (2).

2. A large-scale shelter tilt and sway test fixture according to claim 1, characterized in that: A connection hole is provided on a side of the corner piece (11) of the cabin (1) that contacts the locking device (3), and a locking bolt (31) of the locking device (3) is inserted into the connection hole. The length of the shortest line segment passing through the center point of the connection hole is shorter than the longest line segment passing through the center point of the cross section of one end of the locking bolt (31) away from the bottom plate (37); The locking device (3) is set to a locked state by shifting the lever (34) of the locking device (3), the locking bolt (31) of the locking device (3) abuts against the corner piece (11) of the cabin (1), and the cabin (1) is fixed to the base (2) by the locking between the locking devices (3); The locking device (3) is set to an active state by moving the lever (34) of the locking device (3), so that the locking bolt (31) of the locking device (3) does not abut against the corner piece (11) of the cabin (1), and the cabin (1) can be removed from the base (2).

3. A large-scale shelter tilt and sway test fixture according to claim 1, characterized in that: The base (2) comprises a base frame (21), and the base frame (21) comprises a lower base frame (211) and an upper base frame (212); The lower base frame (211) includes a plurality of transverse beams and longitudinal beams. The lower base frame (211) is provided with a locking device fixing plate (23) and an inclined swing platform fixing plate (24). The base (2) is screwed to the swing platform via the inclined swing platform fixing plate (24). The outermost transverse beams and longitudinal beams of the lower base frame (211) are provided with a plurality of connecting columns (25) in a direction perpendicular to the lower base frame (211); the structure of the upper base frame (212) is the same as the structure formed by the outermost transverse beams and longitudinal beams of the lower base frame (211); the upper base frame (212) is connected to the lower base frame (211) via the connecting columns (25); and pull rings (22) are provided at the four corners of the upper base frame (212).

4. The fixture for a large-scale shelter tilt and sway test according to claim 2, characterized in that: Both ends of the turnbuckle tightener (43) of the cable (4) are connected to a steel wire rope (41), one end of the steel wire rope (41) away from the turnbuckle tightener (43) is folded in half to form a ring, and a steel wire rope U-shaped clamp (42) is provided at the folded and overlapping portion of the one end of the steel wire rope (41) away from the turnbuckle tightener (43); The steel wire rope (41) at one end of the pull rope (4) close to the corner piece (11) of the cabin (1) is passed through the connection hole of the corner piece (11) of the cabin (1) and then folded in half, and the folded portion of the steel wire rope (41) is fixed by the steel wire rope U-shaped clamp (42); The steel wire rope (41) at one end of the pull rope (4) close to the pull ring (22) of the base (2) passes through the pull ring (22) of the base (2) and is folded in half. The folded portion of the steel wire rope (41) is fixed by the steel wire rope U-shaped clamp (42).

5. The large-scale shelter tilt and sway test fixture according to claim 3, characterized in that: A plurality of support columns (5) are provided between the square cabin (1) and the upper base frame (212), wherein the first ends of the support columns (5) abut against the square cabin (1), and the second ends of the support columns (5) abut against the upper base frame (212).

6. The fixture for a large-scale shelter tilt and sway test according to claim 1, characterized in that: The locking device (3) further comprises a limiting column (36), wherein a first end of the limiting column (36) is connected to the upper cover (35), and a second end of the limiting column (36) is connected to the bottom plate (37); There are two limiting columns (36). When the lever (34) of the locking device (3) moves to the position of the limiting columns (36), the locking device (3) is in a locked state; when the lever (34) of the locking device (3) moves to the position of the limiting columns (36), the locking device (3) is in an active state.

Images