Adjustable mobile boat cradle

Abstract

The present application relates to the technical field of ship, disclose a kind of adjustable mobile boat rack, including boat rack, pier column, positioning assembly, outrigger and wheel assembly.Boat rack includes longitudinal beam, crossbeam and end beam, multiple longitudinal beams are spaced apart along the first direction, and all extend along the second direction, multiple crossbeams are spaced apart along the second direction, and all extend along the first direction, the first direction is perpendicular to the second direction, the two ends of crossbeam are respectively fixedly connected with two adjacent longitudinal beams, the length of crossbeam and longitudinal beam can be adjusted, the two ends of longitudinal beam length direction are all provided with end beam, end beam is all provided with longitudinal beam sliding groove extending along the first direction, the two ends of longitudinal beam length direction are respectively slidably connected on two end beams by longitudinal beam sliding groove.End beam is also provided with pier column sliding groove extending along the first direction, two pier columns are slidably arranged in the pier column sliding groove of end beam, and the height of pier column is adjustable.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of ship technology, in particular to an adjustable mobile boat rack. BACKGROUND

[0002] There are various types of ships for sea navigation, and their functions are different. In order to adapt to the needs of ship operation, the dinghies / small boats equipped on different ship types are also different in function and line type. During the construction of a ship, the dinghies / small boats equipped on the ship need to be transported and hoisted from the land to the ship, which requires a mobile boat rack for dinghies / small boats transportation. The traditional mobile boat rack is designed to match the line type of the dinghies / small boats according to the needs of the shipyard in ship construction, so as to achieve the effect of uniform stress and no damage during the transportation of the dinghies / small boats. However, the traditional mobile boat rack is fixed, and one mobile boat rack can only adapt to one type of dinghies / small boats, which has poor adaptability. When the ship type is changed, a mobile boat rack that meets the ship type needs to be designed and manufactured, which is low in efficiency and high in manufacturing cost.

[0003] Therefore, there is an urgent need for an adjustable mobile boat rack to solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide an adjustable mobile boat rack that can adapt to dinghies or small boats of various sizes and line types.

[0005] In order to achieve the above purpose, the present application provides an adjustable mobile boat rack, comprising:

[0006] A boat rack comprising longitudinal beams, cross beams and end beams, a plurality of longitudinal beams are arranged in a first direction and extend in a second direction, a plurality of cross beams are arranged in the second direction and extend in the first direction, the first direction is perpendicular to the second direction, both ends of the cross beam are fixedly connected with two adjacent longitudinal beams, the length of the cross beam and the longitudinal beam can be adjusted, both ends of the longitudinal beam in the length direction are provided with the end beam, the end beam is provided with a longitudinal beam sliding groove extending in the first direction, both ends of the longitudinal beam in the length direction are slidably connected to the two end beams through the longitudinal beam sliding groove;

[0007] A pier column is also provided on the end beam, and a pier column sliding groove extending in the first direction is provided on the end beam, two pier columns are slidably arranged in the pier column sliding groove of the end beam, and the height of the pier column is adjustable;

[0008] A positioning assembly comprises a beam length limiting piece, a stringer length limiting piece, a pier height limiting piece and a pier position limiting piece, the beam is detachably connected with the beam length limiting piece for fixing the length of the beam, the stringer is detachably connected with the stringer length limiting piece for fixing the length of the stringer, the pier is detachably connected with the pier height limiting piece for fixing the height of the pier, and the pier position limiting piece is detachably connected between the pier and the end beam for fixing the relative position of the pier and the end beam;

[0009] A support leg is arranged at the bottom of the end beam;

[0010] A wheel assembly is arranged at the bottom of the support leg.

[0011] As an improvement of the above technical solution, the stringer comprises:

[0012] A stringer sleeve is slidably connected with one of the end beams through the stringer sliding slot at the first end;

[0013] A stringer inner rod is inserted into the second end of the stringer sleeve at the first end and is slidably connected with the other end beam through the stringer sliding slot at the second end;

[0014] A first positioning hole is arranged on the stringer sleeve, a plurality of second positioning holes are arranged on the stringer inner rod along the length direction of the stringer inner rod, and the beam length limiting piece passes through the first positioning hole and one of the second positioning holes.

[0015] As an improvement of the above technical solution, the beam comprises:

[0016] A beam sleeve is fixedly connected with one of the adjacent two stringers at the first end;

[0017] A beam inner rod is inserted into the second end of the beam sleeve at the first end and is fixedly connected with the other of the adjacent two stringers at the second end;

[0018] A third positioning hole is arranged on the beam sleeve, a plurality of fourth positioning holes are arranged on the beam inner rod along the length direction of the beam inner rod, and the beam length limiting piece passes through the third positioning hole and one of the fourth positioning holes.

[0019] As an improvement of the above technical solution, the pier comprises:

[0020] A pier sleeve is arranged on the end beam at the bottom end, the pier sleeve extends along a third direction, and the first direction and the second direction are perpendicular to the third direction;

[0021] a support rod, a bottom end of which is inserted into the top end of the pier sleeve;

[0022] A fifth limiting hole is arranged on the pier sleeve, a plurality of sixth limiting holes are arranged on the support rod in a length direction of the support rod, and a pier height limiting piece is inserted into the fifth limiting hole and one of the sixth limiting holes.

[0023] As an improvement of the above technical solution, the pier further comprises a support part, the support part is rotationally arranged at a top end of the support rod, and a rotation axis between the support part and the support rod extends in the second direction.

[0024] As an improvement of the above technical solution, the support part comprises:

[0025] A first connecting plate is arranged on one side of the support rod, and a first connecting hole is arranged on the first connecting plate;

[0026] A second connecting plate is arranged on the other side of the support rod and opposite to the first connecting plate, and a second connecting hole coaxial with the first connecting hole is arranged on the second connecting plate;

[0027] A support plate is fixedly arranged at top ends of the first connecting plate and the second connecting plate.

[0028] As an improvement of the above technical solution, the support part further comprises:

[0029] A first fastening nut is fixedly arranged on a side of the first connecting plate away from the second connecting plate;

[0030] A second fastening nut is fixedly arranged on a side of the second connecting plate away from the first connecting plate, and a thread direction of the second fastening nut is opposite to that of the first fastening nut;

[0031] The positioning assembly further comprises a fastening adjusting piece, the first end and the second end of the fastening adjusting piece are provided with external threads, the thread direction of the external thread of the first end is opposite to that of the external thread of the second end, a third connecting hole is arranged at the top end of the pier, the fastening adjusting piece sequentially passes through the first connecting hole, the third connecting hole and the second connecting hole, the first end of the fastening adjusting piece is threadedly connected with the first fastening nut, the second end is threadedly connected with the second fastening nut, and an end portion of the first end of the fastening adjusting piece is exposed outside the first fastening nut.

[0032] As an improvement of the above technical solution, the pier position positioning piece comprises:

[0033] The transverse connecting piece is provided with a vertical sliding groove on the side wall of the lower part of the pier column, the height direction of the vertical sliding groove is along the third direction, the depth direction of the vertical sliding groove is along the first direction, the first end of the transverse connecting piece is inserted into the vertical sliding groove, and the second end is exposed outside the pier column.

[0034] The vertical bolt extends along the third direction, the top end of the vertical bolt is fixedly connected with the first end of the transverse connecting piece, and the bottom end of the vertical bolt is inserted into one of the seventh limiting holes.

[0035] As an improvement of the above technical scheme, the brake assembly is further arranged on the bottom of the supporting leg, and the brake assembly comprises:

[0036] The brake kick plate is provided with an arc-shaped groove on the side facing the wheel assembly.

[0037] The sliding guide assembly is arranged on the bottom end of the pier column, so that the brake kick plate can be close to and away from the wheel assembly.

[0038] As an improvement of the above technical scheme, the sliding guide assembly comprises:

[0039] The fixed plate is fixedly arranged on both sides of the bottom end of the supporting leg along the second direction.

[0040] The sliding block is arranged on the fixed plate, and the sliding block is arranged in the transverse sliding groove on the fixed plate.

[0041] The connecting rod is arranged on the sliding block, the first end of the connecting rod is fixedly connected with the sliding block, and the second end of the connecting rod is fixedly connected with one side of the brake kick plate.

[0042] Compared with the prior art, the adjustable mobile boat rack has the beneficial effects that:

[0043] The length of the longitudinal beam and the transverse beam can be adjusted, and the length of the longitudinal beam and the transverse beam can be fixed by the transverse beam length limiting piece and the longitudinal beam length limiting piece, the longitudinal beam can slide on the end beam along the first direction to match the change of the length of the transverse beam, the height of the pier column can be adjusted, and the height of the pier column can be fixed by the pier column height limiting piece, the pier column can slide on the end beam along the first direction, and the position of the pier column can be positioned by the pier column position positioning piece, so that the adjustable mobile boat rack can adapt to small boats or small ships of various sizes and linear types. BRIEF DESCRIPTION OF DRAWINGS

[0044] Figure 1 is a structural schematic diagram of an adjustable mobile boat rack provided by an embodiment of the present application;

[0045] Figure 2 is Figure 1 an enlarged view of A in

[0046] Figure 3 is a structural schematic diagram of a part of the adjustable mobile boat rack provided by an embodiment of the present application Figure 1 ;

[0047] Figure 4 is a structural schematic diagram of a part of the adjustable mobile boat rack provided by an embodiment of the present application Figure 2 ;

[0048] Figure 5 is a structural schematic diagram of a part of the adjustable mobile boat rack provided by an embodiment of the present application Figure 3 ;

[0049] Figure 6 is a structural schematic diagram of a part of the adjustable mobile boat rack provided by an embodiment of the present application Figure 4 ;

[0050] Figure 7 is a structural schematic diagram of a part of the adjustable mobile boat rack provided by an embodiment of the present application Figure 5 .

[0051] in the figure:

[0052] 1, boat rack;

[0053] 11, longitudinal beam; 111, longitudinal beam sleeve; 1111, first positioning hole; 112, longitudinal beam inner rod; 1121, second positioning hole;

[0054] 12, cross beam; 121, cross beam sleeve; 1211, third positioning hole; 122, cross beam inner rod; 1221, fourth positioning hole;

[0055] 13, end beam; 131, pier sliding groove; 132, seventh limiting hole; 133, longitudinal beam sliding groove;

[0056] 14, traction beam;

[0057] 15, first lifting ring;

[0058] 16, second lifting ring;

[0059] 2, pier; 21, pier sleeve; 211, fifth limiting hole; 22, support rod; 221, sixth limiting hole;

[0060] 23, support part; 231, first connecting plate; 232, second connecting plate; 233, support plate; 234, first fastening nut; 235, second fastening nut;

[0061] 24, vertical sliding slot;

[0062] 3, positioning assembly;

[0063] 31, pier height limiting member;

[0064] 32, pier position positioning member; 321, transverse connecting member; 322, vertical bolt;

[0065] 33, fastening adjusting member; 34, handle;

[0066] 4, support leg;

[0067] 5, wheel assembly; 51, wheel body; 52, wheel body connecting horizontal shaft; 53, wheel body connecting vertical shaft; 54, connecting block; 55, rotating column; 56, connecting plate;

[0068] 6, brake assembly; 61, brake kick plate; 62, sliding guide assembly; 621, fixed plate; 6211, transverse sliding slot; 622, sliding block; 6221, large cylinder; 6222, small cylinder; 623, connecting rod; 624, connecting shaft;

[0069] 7, first elastic pad plate;

[0070] 8, second elastic pad plate;

[0071] 9, reinforcing rod. DETAILED DESCRIPTION

[0072] The specific embodiments of the present application will be further described in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present application, but are not used to limit the scope of the present application.

[0073] In the description of the present application, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrated; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0074] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "over" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "under", "below" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0075] In the description of the present embodiment, the terms "upper", "lower", "right", and the like orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only used to distinguish in description and have no special meaning.

[0076] As shown in Figures 1-6 The present embodiment provides an adjustable mobile boat rack, which comprises a boat rack 1, a pier column 2, a positioning assembly 3, a supporting leg 4 and a wheel assembly 5. The boat rack 1 comprises longitudinal beams 11, cross beams 12 and end beams 13, a plurality of longitudinal beams 11 are arranged at intervals along a first direction and each extends along a second direction, a plurality of cross beams 12 are arranged at intervals along the second direction and each extends along the first direction, the first direction is perpendicular to the second direction, both ends of the cross beam 12 are fixedly connected with two adjacent longitudinal beams 11, the length of the cross beam 12 and the longitudinal beam 11 is adjustable, both ends of the longitudinal beam 11 in the length direction are provided with the end beam 13, the end beam 13 is provided with a longitudinal beam sliding groove 133 extending along the first direction, and both ends of the longitudinal beam 11 in the length direction are slidably connected to the two end beams 13 through the longitudinal beam sliding groove 133. The end beam 13 is also provided with a pier column sliding groove 131 extending along the first direction, and two pier columns 2 are slidably arranged in the pier column sliding groove 131 of each end beam 13, and the height of the pier column 2 is adjustable. The positioning assembly 3 comprises a cross beam length limiting piece, a longitudinal beam length limiting piece, a pier column height limiting piece 31 and a pier column position limiting piece 32, the cross beam 12 is detachably connected with the cross beam length limiting piece for fixing the length of the cross beam 12, the longitudinal beam 11 is detachably connected with the longitudinal beam length limiting piece for fixing the length of the longitudinal beam 11, the pier column 2 is detachably connected with the pier column height limiting piece 31 for fixing the height of the pier column 2, and the pier column position limiting piece 32 is connected between the pier column 2 and the end beam 13 for fixing the relative position of the pier column 2 and the end beam 13, and the pier column position limiting piece 32 is detachably connected with the end beam 13. The end beam 13 is fixedly provided with a plurality of supporting legs 4 at the bottom. The bottom of the supporting leg 4 is provided with the wheel assembly 5.

[0077] The adjustable mobile boat rack provided by the embodiment can adjust the length of the longitudinal beams 11 and the cross beams 12, and can fix the length of the longitudinal beams 11 and the cross beams 12 through the longitudinal beam length limiting member and the cross beam length limiting member. The longitudinal beams 11 can slide on the end beams 13 in the first direction to match the change of the length of the cross beams 12. The height of the pier column 2 can be adjusted, and the height of the pier column 2 can be fixed through the pier column height limiting member 31. The pier column 2 can slide on the end beams 13 in the first direction, and the position of the pier column 2 can be positioned through the pier column position positioning member 32. Therefore, the adjustable mobile boat rack of the embodiment can adapt to small boats or small ships of various sizes and linear types.

[0078] Optionally, as shown in Figure 1 Each of the longitudinal beams 11 includes a longitudinal beam sleeve 111 and a longitudinal beam inner rod 112. The first end of the longitudinal beam sleeve 111 is connected with one of the two end beams 13 through the longitudinal beam sliding groove 133. The first end of the longitudinal beam inner rod 112 is inserted into the second end of the longitudinal beam sleeve 111, and the second end of the longitudinal beam inner rod 112 is connected with the other of the two end beams 13 through the longitudinal beam sliding groove 133. The longitudinal beam sleeve 111 is provided with a first positioning hole 1111, and the longitudinal beam inner rod 112 is provided with a plurality of second positioning holes 1121 which are arranged along the length direction of the longitudinal beam inner rod 112. The longitudinal beam length limiting member passes through the first positioning hole 1111 and one of the second positioning holes 1121. The length of the longitudinal beam 11 is adjusted through the relative sliding of the longitudinal beam sleeve 111 and the longitudinal beam inner rod 112, and the longitudinal beam 11 is fixed at different lengths through the insertion of the longitudinal beam length limiting member into different second positioning holes 1121.

[0079] Optionally, as shown in Figure 1 Each of the cross beams 12 includes a cross beam sleeve 121 and a cross beam inner rod 122. The first end of the cross beam sleeve 121 is fixedly connected with one of the two adjacent longitudinal beams 11. The first end of the cross beam inner rod 122 is inserted into the second end of the cross beam sleeve 121, and the second end of the cross beam inner rod 122 is fixedly connected with the other of the two adjacent longitudinal beams 11. The cross beam sleeve 121 is provided with a third positioning hole 1211, and the cross beam inner rod 122 is provided with a plurality of fourth positioning holes 1221 which are arranged along the length direction of the cross beam inner rod 122. The cross beam length limiting member passes through the third positioning hole 1211 and one of the fourth positioning holes 1221. The length of the cross beam 12 is adjusted through the relative sliding of the cross beam sleeve 121 and the cross beam inner rod 122, and the cross beam 12 is fixed at different lengths through the insertion of the cross beam length limiting member into different fourth positioning holes 1221.

[0080] Optionally, as shown in Figures 1-3As shown, the pier column 2 comprises a pier column sleeve 21 and a support rod 22. The bottom end of the pier column sleeve 21 is arranged on the end beam 13, and the pier column sleeve 21 extends in a third direction, which is perpendicular to both the first direction and the second direction. The bottom end of the support rod 22 is inserted into the top end of the pier column sleeve 21. The pier column sleeve 21 is provided with a fifth limiting hole 211, and the support rod 22 is provided with a plurality of sixth limiting holes 221 arranged along the length direction of the support rod 22, and the pier column height limiting piece 31 is inserted into the fifth limiting hole 211 and one of the sixth limiting holes 221. Thus, the height of the pier column 2 can be adjusted and fixed.

[0081] Optionally, as shown, Figures 1-3 The pier column 2 further comprises a support part 23, which is rotatably arranged at the top end of the support rod 22, and the rotation axis between the support part 23 and the support rod 22 extends in the second direction. By arranging the rotatable support part 23, the support part 23 can better fit the bottom of the dinghy.

[0082] Further, as shown, Figure 1 and Figure 3 The support part 23 comprises a first connecting plate 231, a second connecting plate 232, and a support plate 233. The first connecting plate 231 is arranged on one side of the support rod 22, and the first connecting plate 231 is provided with a first connecting hole. The second connecting plate 232 is arranged on the other side of the support rod 22, and is arranged opposite to the first connecting plate 231, and the second connecting plate 232 is provided with a second connecting hole coaxial with the first connecting hole. The support plate 233 is fixedly arranged at the top end of the first connecting plate 231 and the second connecting plate 232.

[0083] Further, as shown, Figure 1 and Figure 3 The support part 23 further comprises a first fastening nut 234 and a second fastening nut 235. The first fastening nut 234 is fixedly arranged on the side of the first connecting plate 231 away from the second connecting plate 232. The second fastening nut 235 is fixedly arranged on the side of the second connecting plate 232 away from the first connecting plate 231, and the second fastening nut 235 has a thread direction opposite to that of the first fastening nut 234. The positioning assembly 3 further comprises a fastening adjusting piece 33, the first end and the second end of the fastening adjusting piece 33 are provided with external threads, and the external threads of the first end and the second end of the fastening adjusting piece 33 have opposite thread directions. The top end of the pier column 2 is provided with a third connecting hole, and the fastening adjusting piece 33 passes through the first connecting hole, the third connecting hole, and the second connecting hole in sequence. The first end of the fastening adjusting piece 33 is threadedly connected with the first fastening nut 234, and the second end is threadedly connected with the second fastening nut 235. The end portion of the first end of the fastening adjusting piece 33 is exposed outside the first fastening nut 234. Those skilled in the art can understand that the threads with opposite directions enable the fastening adjusting piece 33 to drive the first connecting plate 231 and the second connecting plate 232 to move closer to or away from each other.

[0084] Further, as shown in Figure 1 and Figure 3 , the positioning assembly 3 further comprises a handle 34, and the handle 34 is fixedly arranged on the part of the first end of the fastening adjusting piece 33 exposed to the connecting plate. By arranging the handle 34, the operator can conveniently rotate the fastening adjusting piece 33.

[0085] Optionally, as shown in Figure 1 , the adjustable mobile boat rack provided by the embodiment further comprises a first elastic pad plate 7, and the top of each support plate 233 is provided with a second elastic pad plate 8, and the middle of the boat rack 1 is provided with the first elastic pad plate 7. By arranging the first elastic pad plate 7 and the second elastic pad plate 8, the damage to the boat body during the transfer of the boat can be avoided. The first elastic pad plate 7 and the second elastic pad plate 8 are both rubber pad plates.

[0086] Optionally, as shown in Figure 1 and Figure 3 , the pier column position positioning piece 32 comprises a transverse connecting piece 321 and a vertical bolt 322. The side wall of the lower part of the pier column 2 is fixedly provided with a vertical sliding groove 24, the height direction of the vertical sliding groove 24 is along the third direction, the depth direction of the vertical sliding groove 24 is along the first direction, the first end of the transverse connecting piece 321 is inserted into the vertical sliding groove 24, and the second end is exposed to the pier column 2. The vertical bolt 322 extends along the third direction, the top end of the vertical bolt 322 is fixedly connected with the first end of the transverse connecting piece 321, the bottom of the pier sliding groove 131 is provided with a plurality of seventh limiting holes 132 which are arranged at intervals along the first direction, and the bottom end of the vertical bolt 322 is inserted into one of the seventh limiting holes 132. By sliding the pier column 2 along the pier sliding groove 131, the relative position of the pier column 2 and the end beam 13 can be adjusted, and by inserting the bottom end of the vertical bolt 322 into different seventh limiting holes 132, the relative position of the pier column 2 and the end beam 13 can be fixed.

[0087] Optionally, as shown in Figure 1 , the adjustable mobile boat rack further comprises a traction beam 14 and a first lifting ring 15. One of the end beams 13 is fixedly provided with the traction beam 14 away from the boat rack 1. The first lifting ring 15 is fixedly arranged at the end of the traction beam 14 away from the end beam 13. By arranging the traction beam 14 and the first lifting ring 15, the adjustable mobile boat rack can be conveniently pulled and moved.

[0088] Optionally, as shown in Figure 1 , the boat rack 1 further comprises a second lifting ring 16, and a plurality of second lifting rings 16 are arranged on both sides of the boat rack 1. The second lifting rings 16 on both sides of the boat rack 1 are arranged one by one in correspondence, and the second lifting rings 16 on the same side of the boat rack 1 are arranged at intervals along the length direction of the boat rack 1. By arranging the second lifting ring 16, the adjustable mobile boat rack can be conveniently lifted and transported.

[0089] Optionally, as shown inFigure 1 、 Figure 4 、 Figure 5 and Figure 6 , the adjustable mobile boat frame further comprises a brake assembly 6, and the bottom of each of the supporting legs 4 is provided with the brake assembly 6. The brake assembly 6 comprises a brake kick plate 61 and a sliding guide assembly 62. The brake kick plate 61 is provided with an arc-shaped groove on the side facing the wheel assembly 5. The brake kick plate 61 is slidably arranged at the bottom end of the pier 2 through the sliding guide assembly 62, so that the brake kick plate 61 can be close to and away from the wheel assembly 5. During the movement of the adjustable mobile boat frame, the operator kicks the brake kick plate 61 with the foot, so that the brake kick plate 61 is close to the wheel assembly 5 and rubs the wheel assembly 5 to brake the adjustable mobile boat frame.

[0090] Optionally, as shown in Figure 1 、 Figure 4 、 Figure 5 and Figure 6 , the sliding guide assembly 62 comprises a fixed plate 621, a sliding block 622 and a connecting rod 623. The fixed plate 621 is fixedly arranged at the bottom end of the supporting leg 4 along the two sides of the second direction. The fixed plate 621 is provided with a transverse sliding groove 6211 extending along the second direction. The sliding block 622 is arranged in one-to-one correspondence with the fixed plate 621, and the sliding block 622 is slidably arranged in the transverse sliding groove 6211 on the corresponding fixed plate 621. The connecting rod 623 is arranged in one-to-one correspondence with the sliding block 622. The first end of the connecting rod 623 is fixedly connected with the corresponding sliding block 622, and the second end is fixedly connected with one side of the brake kick plate 61. The second end of the connecting rod 623 located on the left side of the supporting leg 4 is fixedly connected with the left side of the brake kick plate 61, and the second end of the connecting rod 623 located on the right side of the supporting leg 4 is fixedly connected with the right side of the brake kick plate 61. Thus, the brake kick plate 61 can only slide along the transverse sliding groove 6211.

[0091] Further, as shown in Figure 1 、 Figure 4 、 Figure 5 and Figure 6 , the sliding guide assembly 62 further comprises a connecting shaft 624, and the connecting shaft 624 is fixedly arranged at the two sides of the brake kick plate 61 along the second direction. The second end of the connecting rod 623 is fixedly connected with the corresponding connecting shaft 624. The sliding block 622 comprises a large cylinder 6221 and a small cylinder 6222. The large cylinder 6221 and the small cylinder 6222 are coaxially arranged, and the small cylinder 6222 is fixedly arranged at one end of the large cylinder 6221. The large cylinder 6221 is slidably arranged in the transverse sliding groove 6211, and the small cylinder 6222 is exposed to the transverse sliding groove 6211. The first end of the connecting rod 623 is fixedly connected with the part of the small cylinder 6222 exposed to the transverse sliding groove 6211.

[0092] Optionally, as shown in Figure 1As shown, the adjustable mobile boat frame provided in the embodiment further comprises reinforcing rods 9, the reinforcing rods 9 are connected between the cross beam sleeve 121 and the longitudinal beam sleeve 111 fixedly connected with the longitudinal beam inner rod 112 and between the end beam 13 and the supporting leg 4, so as to improve the load bearing capacity of the adjustable mobile boat frame.

[0093] Optionally, as shown in Figure 1 、 Figure 4 、 Figure 5 and Figure 7 , the wheel assembly 5 comprises two wheel bodies 51, a wheel body connecting horizontal shaft 52, a wheel body connecting vertical shaft 53, a connecting block 54, a rotating column 55 and a connecting plate 56, the two wheel bodies 51 are rotationally connected to two ends of the wheel body connecting horizontal shaft 52, the lower part of the wheel body connecting vertical shaft 53 is fixedly connected with the middle part of the wheel body connecting horizontal shaft 52, the upper part of the wheel body connecting vertical shaft 53 is fixedly connected with the connecting block 54, and the wheel body connecting vertical shaft 53 is arranged perpendicularly to the wheel body connecting horizontal shaft 52. The bottom end of the rotating column 55 is connected with the connecting block 54, the top end is connected with the connecting plate 56, the wheel body connecting vertical shaft 53 is arranged in parallel with the rotating column 55, the connecting plate 56 is fixedly connected to the bottom end of the supporting leg 4, and the rotating column 55 is rotationally connected with the connecting plate 56 and / or the connecting block 54. When the adjustable mobile boat frame 1 moves, the rotating column 55 and the connecting plate 56 and / or the rotating column 55 and the connecting block 54 are rotated to realize the turning of the adjustable mobile boat frame 1. In the embodiment, the rotating column 55 is fixedly connected with the connecting plate 56, and the rotating column 55 is rotationally connected with the connecting block 54. The middle part of the connecting plate 56 is provided with a clamping groove which surrounds the axis of the connecting plate 56 in the circumferential direction of the connecting plate 56, and the connecting plate 56 is clamped to the bottom end of the supporting leg 4 through the clamping groove. The specific clamping manner is a conventional technical means in the art, which will not be described here.

[0094] Optionally, the brake kick plate 61 is provided with an avoiding groove (not shown in the figure) for avoiding the connecting block 54 of the wheel assembly 5, so as to avoid the interference between the brake kick plate 61 and the connecting block 54 of the wheel assembly 5.

[0095] The above only describes the preferred embodiments of the present application, and it should be noted that those skilled in the art can make several improvements and replacements without departing from the technical principles of the present application, and these improvements and replacements should also be considered as the protection scope of the present application.

Claims

1. An adjustable mobile boat cradle, characterized in that, The utility model relates to a kind of boat rack, including longitudinal beam, crossbeam and end beam, multiple longitudinal beam is spaced apart along first direction, and all extend along second direction, multiple crossbeam is spaced apart along second direction, and all extend along the first direction, the first direction is perpendicular to the second direction, two ends of the crossbeam are respectively fixedly connected with adjacent two longitudinal beam, the length of the crossbeam and longitudinal beam can be adjusted, the longitudinal beam length direction both ends are provided with longitudinal beam sliding groove extending along the first direction, the longitudinal beam length direction both ends are respectively slidably connected on two end beams by the longitudinal beam sliding groove; Pier column, the end beam is also provided with pier column sliding groove extending along the first direction, the pier column sliding groove of the end beam is slidably provided with two pier columns, and the height of the pier column is adjustable; Positioning assembly includes crossbeam length limiting piece, longitudinal beam length limiting piece, pier column height limiting piece and pier column position limiting piece, the crossbeam is detachably connected with the crossbeam length limiting piece for fixing the length of the crossbeam, the longitudinal beam is detachably connected with longitudinal beam length limiting piece for fixing the length of the longitudinal beam, the pier column is detachably connected with pier column height limiting piece for fixing the height of the pier column, the pier column and the end beam are connected with pier column position limiting piece for fixing the relative position of the pier column and the end beam, and the pier column position limiting piece is detachably connected with the end beam; Support leg, the bottom of the end beam is fixedly provided with multiple support legs; Wheel assembly, the bottom of the support leg is provided with the wheel assembly; The longitudinal beam includes: Longitudinal beam sleeve, first end is slidably connected with one of two end beams by longitudinal beam sliding groove; Longitudinal beam inner rod, first end is inserted into the second end of longitudinal beam sleeve, and second end is slidably connected with the other of two end beams by longitudinal beam sliding groove; First positioning hole is provided on the longitudinal beam sleeve, and multiple second positioning holes are provided on longitudinal beam inner rod along the length direction of longitudinal beam inner rod, and longitudinal beam length limiting piece passes through first positioning hole and one of second positioning holes; The crossbeam includes: Crossbeam sleeve, first end is fixedly connected with one of two adjacent longitudinal beams; Crossbeam inner rod, first end is inserted into the second end of crossbeam sleeve, and second end is fixedly connected with the other of two adjacent longitudinal beams; Third positioning hole is provided on the crossbeam sleeve, and multiple fourth positioning holes are provided on crossbeam inner rod along the length direction of crossbeam inner rod, and crossbeam length limiting piece passes through third positioning hole and one of fourth positioning holes; The pier column includes: Pier column sleeve, bottom end is arranged on the end beam, and pier column sleeve extends along third direction, and the first direction and the second direction are perpendicular to the third direction; Support rod, bottom end is inserted into the top end of pier column sleeve. ​ The pier sleeve is provided with a fifth limiting hole, the support rod is provided with a plurality of sixth limiting holes which are arranged at intervals along the length direction of the support rod, and the pier height limiting member is inserted into the fifth limiting hole and one of the sixth limiting holes; The pier position positioning member comprises: A transverse connecting member is arranged on the side wall of the lower part of the pier, a vertical sliding groove is arranged on the transverse connecting member, the height direction of the vertical sliding groove is along the third direction, the depth direction of the vertical sliding groove is along the first direction, the first end of the transverse connecting member is inserted into the vertical sliding groove, and the second end of the transverse connecting member is exposed outside the pier. A vertical bolt extends along the third direction, the top end of the vertical bolt is fixedly connected with the first end of the transverse connecting member, the bottom end of the vertical bolt is inserted into one of the seventh limiting holes arranged at intervals along the first direction, and the groove bottom of the pier sliding groove is provided with a plurality of seventh limiting holes arranged at intervals along the first direction.

2. The adjustable mobile boat cradle of claim 1, wherein, The pier further comprises a support part, the support part is rotationally arranged at the top end of the support rod, and the rotation axis between the support part and the support rod extends along the second direction.

3. The adjustable mobile boat cradle of claim 2, wherein, The support part comprises: A first connecting plate is arranged on one side of the support rod, and a first connecting hole is arranged on the first connecting plate; A second connecting plate is arranged on the other side of the support rod and opposite to the first connecting plate, and a second connecting hole coaxial with the first connecting hole is arranged on the second connecting plate; A support plate is fixedly arranged at the top end of the first connecting plate and the second connecting plate.

4. The adjustable mobile boat cradle of claim 3, wherein, The support part further comprises: A first fastening nut is fixedly arranged on the side of the first connecting plate away from the second connecting plate; A second fastening nut is fixedly arranged on the side of the second connecting plate away from the first connecting plate, the screw thread direction of the second fastening nut is opposite to that of the first fastening nut; The positioning assembly further comprises a fastening adjusting member, the first end and the second end of the fastening adjusting member are provided with external threads, the screw thread directions of the external threads of the first end and the second end of the fastening adjusting member are opposite, a third connecting hole is arranged at the top end of the pier, the fastening adjusting member sequentially passes through the first connecting hole, the third connecting hole and the second connecting hole, the first end of the fastening adjusting member is threadedly connected with the first fastening nut, the second end of the fastening adjusting member is threadedly connected with the second fastening nut, and the end portion of the first end of the fastening adjusting member is exposed outside the first fastening nut.

5. The adjustable transport dolly of any of claims 1-4, wherein, The brake assembly is further arranged on the bottom of each support leg, the brake assembly comprises: An arc-shaped groove is arranged on the side of the brake kick plate facing the wheel assembly; The brake kick plate is slidably arranged at the bottom end of the pier through the sliding guide assembly, so that the brake kick plate can be close to and away from the wheel assembly.

6. The adjustable mobile boat cradle of claim 5, wherein, The sliding guide assembly comprises: A fixed plate is fixedly arranged on both sides of the bottom end of the support leg along the second direction; A sliding block is arranged on the fixed plate and extends along the second direction, and the sliding block is correspondingly arranged on the fixed plate and slidably arranged in the transverse sliding groove on the fixed plate. A connecting rod is arranged in one-to-one correspondence with the sliding block, and the first end of the connecting rod is fixedly connected with the corresponding sliding block, and the second end is fixedly connected with one side of the brake kick plate.

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