A dual-axis articulating structure for a vehicle and a vehicle

Abstract

The application discloses a double-axis hinged structure for carrying equipment and the carrying equipment, and the carrying equipment comprises a chassis and a flip member, and the flip member is pivotally connected with the bottom plate through the double-axis hinged structure. The double-axis hinged structure comprises a supporting device, a first connecting shaft and a connecting piece, the connecting piece is pivotally connected with the flip member through the first connecting shaft, one of the connecting piece and the supporting device is provided with a second connecting shaft parallel to the first connecting shaft, the other of the connecting piece and the supporting device is provided with a long hole, and the second connecting shaft is movably arranged in the long hole, so that the connecting piece can linearly move relative to the supporting device. According to the double-axis hinged structure, the flip member can be moved between the closed position and the open position, the chassis can support different types of goods, the flip member is prevented from moving relative to the bottom plate, and the supporting strength of the flip member on the roll-shaped goods is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of carrying equipment, in particular to a double-shaft hinged structure for carrying equipment and the carrying equipment. BACKGROUND

[0002] Due to the various specifications and heavy weight of the roll-shaped goods, in order to better transport the roll-shaped goods, a transport frame with different sizes of bearing areas is usually arranged on the chassis of the container to fix roll-shaped goods of different specifications. However, when transporting ordinary goods by the container, the transport frame needs to be disassembled, which is labor-intensive. If the chassis and the transport frame of the container are integrally arranged, the thickness of the bottom of the container increases, which limits the internal space of the container and reduces the utilization rate of the container.

[0003] In the prior art, two embedding blocks are arranged on the chassis, the chassis is provided with a groove, the two embedding blocks have a first state in the groove, so that the upper surface of the chassis is structured as a bearing surface for transporting ordinary goods, or a second state on the upper surface of the chassis, for surrounding the bearing groove for bearing the roll-shaped goods. However, the two embedding blocks are respectively connected with the chassis through flexible connecting pieces or connecting buckles, and the connection state is unstable. Under the extrusion of the roll-shaped goods, the embedding blocks are easily moved along the chassis, not only causing the abrasion of the chassis, but also failing to fix the roll-shaped goods, so that the roll-shaped goods are displaced and collide with the container, which has a safety hazard.

[0004] Therefore, a double-shaft hinged structure for carrying equipment and the carrying equipment are needed to at least partially solve the above problems. SUMMARY

[0005] A series of simplified concepts are introduced in the summary section, which will be further described in detail in the detailed description section. The summary section of the present application does not mean to attempt to limit the key features and necessary technical features of the claimed technical solutions, nor to determine the protection scope of the claimed technical solutions.

[0006] To at least partially solve the above problems, the present application provides a carrying equipment, which comprises a chassis and a flip cover member, the chassis comprises a bottom plate and a containing groove recessed downward from the bottom plate, the flip cover member is arranged correspondingly with the containing groove, and the flip cover member and the bottom plate are pivotably connected through a double-shaft hinged structure, the double-shaft hinged structure comprises:

[0007] a support device located in the containing groove;

[0008] a first connecting shaft; and

[0009] a connecting piece pivotably connected with the flip cover member through the first connecting shaft.

[0010] The one of the connecting member and the supporting device is provided with a second connecting shaft parallel to the first connecting shaft, and the other of the connecting member and the supporting device is provided with an elongated hole, and the second connecting shaft is movably arranged in the elongated hole, so that the connecting member can linearly move relative to the supporting device, and the connecting member can pivot relative to the supporting device around the second connecting shaft, thereby driving the flip cover member to move between the closed position in the accommodating groove and the open position on the bottom plate.

[0011] According to the carrying equipment, the flip cover member can be driven to move between the closed position and the open position through the double-axle hinge structure, so as to carry different types of goods, and the flip cover member can be prevented from moving along the bottom plate, thereby ensuring the transportation safety.

[0012] Optionally, the supporting device is provided with a mounting hole, the connecting member is provided with a limiting hole, the second connecting shaft extends into the mounting hole and the limiting hole in sequence,

[0013] Any one of the mounting hole and the limiting hole is the elongated hole, so that the connecting member can linearly move relative to the supporting device.

[0014] Optionally, the limiting hole is configured as an elongated hole for the second connecting shaft to extend into, and the length of the limiting hole extends along the height direction of the connecting member, and the connecting member can move up and down relative to the second connecting shaft.

[0015] Optionally, the horizontal axis of the limiting hole is parallel to the axis of the mounting hole.

[0016] Optionally, the mounting hole is configured as an elongated hole for the second connecting shaft to extend into, and the length of the mounting hole extends along the height direction of the supporting device, and the second connecting shaft can move up and down relative to the supporting device.

[0017] Optionally, the supporting device comprises a first support and a second support arranged opposite to each other along the axial direction of the second connecting shaft on both sides of the connecting member, and the first support and the second support are respectively provided with a first mounting hole and a second mounting hole for the second connecting shaft to extend into, so that the connecting member is clamped between the first support and the second support.

[0018] Optionally, the second connecting shaft comprises:

[0019] a rod-shaped body parallel to the first connecting shaft and below the first connecting shaft, and the rod-shaped body extends into the first mounting hole and the second mounting hole in sequence;

[0020] a blocking portion radially protruding outward from the outer periphery of one end of the rod-shaped body;

[0021] a threaded portion spirally provided on the outer periphery of the other end of the rod-shaped body.

[0022] Optionally, when the flip member is in the open position on the base plate, the lower end of the long hole is close to the second connecting shaft.

[0023] Optionally, both ends of the first connecting shaft are fixedly connected with the flip member, a connecting hole is provided on the connecting piece, and the connecting piece is pivotally connected with the first connecting shaft through the connecting hole, so that the flip member moves between the closed position in the accommodating groove and the open position on the base plate.

[0024] Optionally, the flip member is provided with a mounting gap penetrating through the upper and lower ends, and both ends of the first connecting shaft are fixedly connected with the side walls of the mounting gap, respectively.

[0025] Optionally, the first connecting shaft is fixedly connected with a first panel and a second panel at both ends, respectively, and the first panel and the second panel are arranged in abutment with the side walls of the adjacent mounting gap, respectively, and the connecting piece is clamped between the first panel and the second panel.

[0026] The second aspect of the present application provides a carrying equipment, comprising a chassis, a flip member and the double-axis hinge structure according to the first aspect.

[0027] According to the carrying equipment of the present application, similar technical effects can be achieved as the double-axis hinge structure of the first aspect. BRIEF DESCRIPTION OF DRAWINGS

[0028] The following drawings of the present application are hereby incorporated into the present application as a part of the present application for understanding the present application. The embodiments of the present application and the description thereof shown in the drawings are used to explain the principles of the present application.

[0029] In the drawings:

[0030] Figure 1 A structure diagram for carrying a roll-shaped cargo according to the carrying equipment of the present application;

[0031] Figure 2 A structure diagram for carrying a general cargo according to the carrying equipment of the present application;

[0032] Figure 3 A structure diagram of a chassis according to the present application;

[0033] Figure 4 A Figure 3 A local enlargement at A in FIG. 4;

[0034] Figure 5 Fig. 1 is a schematic view of a structure according to the present application;

[0035] Figure 6 Fig. 2 is a schematic view of a chassis according to the present application;

[0036] Figure 7 Fig. 3 is a sectional view along the direction of B-B in Fig. 2; Figure 6

[0037] Figure 8 Fig. 4 is a schematic view of a first cover member according to the present application in a closed position;

[0038] Figure 9 Fig. 5 is a schematic view of another chassis according to the present application;

[0039] Figure 10 Fig. 6 is a sectional view along the direction of C-C in Fig. 5; Figure 9

[0040] BRIEF DESCRIPTION OF THE DRAWINGS

[0041] 100: carrying equipment 101: first bearing area 102: second bearing area

[0042] 103: third bearing area 110: chassis 111: bottom plate

[0043] 112: sunken groove 120: side wall 130: end wall

[0044] 140: top wall 150: first support assembly 151: first accommodating groove

[0045] 152: first cover member 1521: first bearing surface 160: second support assembly

[0046] 161: second accommodating groove 162: second cover member 1621: second bearing surface

[0047] 1622: third bearing surface 171: support surface 172: first pulling groove

[0048] 173: second pulling groove 174: transition surface 180: double-axis hinge structure

[0049] 181: support device 1811: first support 1812: second support

[0050] 182: first connecting shaft 183: connecting piece 1831: limiting hole

[0051] 184: second connecting shaft 1841: blocking portion 1842: threaded portion

[0052] ​​185: first panel 186: second panel 187: nut DETAILED DESCRIPTION

[0053] In the following description, numerous specific details are set forth in order to provide a thorough understanding of the application. However, it will be apparent to one skilled in the art that the application can be practiced without one or more of these specific details. In other instances, well-known features have not been described in detail to avoid obscuring the application.

[0054] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof.

[0055] Numerical ordinals such as "first" and "second" as used in this application merely identify entities but do not imply any specific order or ranking thereof. Also, the use of terms such as "first" and "second" does not imply the existence of a "second" and "first" respectively, nor does it imply that

[0056] Example embodiments in accordance with the present application will now be described in greater detail with reference to the accompanying drawings.

[0057] The present application provides a carrier equipment 100, the specific structure of the carrier equipment 100 can refer to Figure 1 and Figure 2 which includes a chassis 110, a side wall 120, an end wall 130 and a top wall 140, and is configured as a substantially cuboid structure. The carrier equipment 100 can be used to transport roll-shaped goods and general goods.

[0058] As Figure 1 and Figure 2As shown, the chassis 110 includes a bottom plate 111 and a receiving groove recessed downward from the bottom plate 111, the bottom plate 111 is provided with a flip cover member corresponding to the receiving groove, the flip cover member has a closing position in the receiving groove and an opening position on the bottom plate 111, when the flip cover member is in the opening position on the bottom plate 111, the chassis 110 can be used to carry the roll-shaped goods, and when the flip cover member is in the closing position in the receiving groove, the chassis 110 can be used to carry ordinary goods, the roll-shaped goods is transported to the destination in the forward journey, and the ordinary goods can be transported in the return journey, the transportation cost is greatly reduced.

[0059] The specific structure of the flip cover member can refer to Figure 1 and Figure 2 , which has a support surface 171 and at least one carrying surface, wherein, when the flip cover member is in the opening position on the bottom plate 111, the support surface 171 is attached to the upper surface of the bottom plate 111, and the respective carrying surfaces of the pair of flip cover members form a carrying groove to support the roll-shaped goods, and by controlling the relative distance of the pair of flip cover members or adjusting the inclination of the carrying surface, different specifications of roll-shaped goods can be adapted, greatly improving the maximum carrying capacity of the carrying equipment 100; when the flip cover member is in the closing position in the receiving groove, the support surface 171 is substantially flush with the upper surface of the chassis 110, so that the chassis 110 can carry ordinary goods other than roll-shaped goods.

[0060] As shown in Figures 4 to 10 , the flip cover member is hinged to the bottom plate 111, so that the flip cover member can be rotatable relative to the bottom plate 111 between the closing position in the receiving groove and the opening position on the bottom plate 111. Specifically, the flip cover member is reversibly connected to the bottom plate 111 through a double-axis hinge structure 180, which not only ensures smooth rotation of the flip cover member relative to the bottom plate 111, but also limits the flip cover member from rotating relative to the bottom plate 111.

[0061] The specific structure of the double-axis hinge structure 180 can refer to Figures 4 to 10 , which includes a support device 181, a first connecting shaft 182 and a connecting piece 183, the support device 181 is located in the receiving groove, the connecting piece 183 is pivotably connected to the flip cover member through the first connecting shaft 182, wherein one of the connecting piece 183 and the support device 181 is provided with a second connecting shaft 184 parallel to the first connecting shaft 182, the other of the connecting piece 183 and the support device 181 is provided with a limiting hole 1831, and the second connecting shaft 184 is movably arranged in the limiting hole 1831, so that the connecting piece 183 can linearly move relative to the support device 181, and the connecting piece 183 can pivot relative to the support device 181 about the second connecting shaft 184, thereby driving the flip cover member to move between the closing position in the receiving groove and the opening position on the bottom plate 111.

[0062] According to the carrying equipment 100 provided by the application, the flip member is moved between the closed position and the open position, the base frame 110 can support different types of goods, and the flip member is prevented from moving relative to the base plate 111, thereby improving the support strength of the flip member on the roll-shaped goods.

[0063] As shown in Figure 5 and Figure 8 , the support device 181 is provided with a mounting hole, the connecting piece 183 is provided with a limiting hole 1831, and the second connecting shaft 184 is sequentially inserted into the mounting hole and the limiting hole 1831, wherein any one of the mounting hole and the limiting hole 1831 is an elongated hole, so that the connecting piece 183 can be linearly moved relative to the support device 181.

[0064] Preferably, when the flip member is in the open position on the base plate 111, the lower end of the elongated hole is close to the second connecting shaft 184, the connecting structure is more firm, and the limiting effect is better.

[0065] As an optional embodiment, as shown in Figure 5 , Figure 7 , Figure 8 and Figure 10 , the limiting hole 1831 is configured as an elongated hole for the second connecting shaft 184 to be inserted into, the length of the limiting hole 1831 extends along the height direction of the connecting piece 183, and the second connecting shaft 184 is sequentially inserted into the mounting hole and the limiting hole 1831, so that the connecting piece 183 can be moved up and down relative to the second connecting shaft 184, the flip member is realized to be pulled up and fallen down, and the structure is simple and the assembly efficiency is high.

[0066] Preferably, the connecting piece 183 is gap-fitted with the second connecting shaft 184 through the limiting hole 1831, the assembly difficulty of the connecting piece 183 and the second connecting shaft 184 is reduced, and a relatively stable connecting relationship between the connecting piece 183 and the second connecting shaft 184 is still maintained.

[0067] Preferably, the horizontal axis of the limiting hole 1831 is parallel to the axis of the mounting hole, the connecting piece 183 is stably moved up and down relative to the second connecting shaft 184, and the flip member is turned over more labor-saving.

[0068] As an optional embodiment not shown, the mounting hole is configured as an elongated hole for the second connecting shaft 184 to be inserted into, the connecting piece 183 is connected with the second connecting shaft 184, and the second connecting shaft 184 is movably arranged in the mounting hole, so that the second connecting shaft 184 can be moved up and down relative to the support device 181, and the second connecting shaft 184 is pivoted with the support device 181, thereby driving the connecting piece 183 to be moved up and down relative to the support device 181, and the structure is simple and easy to implement.

[0069] As shown in Figure 5 and Figure 8As shown, the support device 181 comprises a first support 1811 and a second support 1812, which are arranged on both sides of the connecting piece 183 in axial opposition along the second connecting shaft 184, wherein the first support 1811 and the second support 1812 are respectively provided with a first mounting hole and a second mounting hole for the second connecting shaft 184 to extend into, so that the connecting piece 183 is clamped between the first support 1811 and the second support 1812, avoiding the connecting piece 183 from moving in the axial direction of the second connecting shaft 184 to cause the flip cover member to shake, and facilitating the flip cover member to more stably support the roll-shaped goods.

[0070] Preferably, the first support 1811 and the second support 1812 are respectively fixedly connected with the bottom of the accommodating groove, and the first support 1811 and the second support 1812 are more firmly connected with the second connecting shaft 184 and are not easy to deform during the flipping of the flip cover member.

[0071] More preferably, the first support 1811 and the second support 1812 are respectively configured as weldable metal, and the first support 1811 and the second support 1812 are respectively welded and fixed with the bottom of the accommodating groove, which is convenient to process, has high connection strength, and is suitable for industrialized production.

[0072] Preferably, the first support 1811 and the second support 1812 are respectively in interference fit with the second connecting shaft 184 through the first mounting hole and the second mounting hole, so that there is no relative movement between the second connecting shaft 184 and the first mounting hole and the second mounting hole, but a certain torque and axial force can be borne, the flip cover member is limited from moving relative to the bottom plate 111, and the flip cover member is ensured to stably support the roll-shaped goods.

[0073] As shown in Figure 5 and Figure 8 , the limiting hole 1831 is configured as a long hole for the second connecting shaft 184 to extend into, and preferably, the first mounting hole and the second mounting hole are coaxially arranged, and the horizontal axis of the limiting hole 1831 is parallel to the axis of the first mounting hole and the axis of the second mounting hole, so that the second connecting shaft 184 is horizontally arranged after being connected with the first support 1811, the connecting piece 183 and the second support 1812, facilitating the connecting piece 183 to stably move up and down relative to the second connecting shaft 184, and making the flipping of the flip cover member more smooth and labor-saving.

[0074] The specific structure of the second connecting shaft 184 can be referred to Figure 4 , Figure 5 , Figure 7 and Figure 10The connecting piece 183 includes a rod-shaped body, a blocking part 1841 and a threaded part 1842, wherein the rod-shaped body is parallel to the first connecting shaft 182 and is below the first connecting shaft 182, the rod-shaped body extends into the first mounting hole, the limiting hole 1831 and the second mounting hole in sequence, so that the connecting piece 183 can move up and down relative to the first support 1811 and the second support 1812, and the connecting piece 183 can be pivoted relative to the support device 181 around the second connecting shaft 184; the blocking part 1841 protrudes radially outward along the outer circumferential side of one end of the rod-shaped body close to the first support 1811, the blocking part 1841 is attached to and covers the first mounting hole on the side of the first support 1811 away from the connecting piece 183, so as to avoid the second connecting shaft 184 from shaking and causing the second connecting shaft 184 to disengage from the first support 1811; the rod-shaped body also has another end close to the second support 1812, and the threaded part 1842 is spirally arranged on the outer circumferential side of the other end of the rod-shaped body, the threaded part 1842 can be threadedly connected with the nut 187, so that the second connecting shaft 184 is locked and matched with the first support 1811 and the second support 1812, and the rotation of the second connecting shaft 184 is minimized.

[0075] As an optional embodiment not shown, the first mounting hole is a long slot hole with a length extending along the height direction of the first support 1811, the second mounting hole is a long slot hole with a length extending along the height direction of the second support 1812, the connecting piece 183 is connected with the second connecting shaft 184, and the second connecting shaft 184 is movably arranged in the first mounting hole and the second mounting hole, so that the second connecting shaft 184 can move up and down relative to the first support 1811 and the second support 1812, and the second connecting shaft 184 is pivoted with the first support 1811 and the second support 1812, thereby driving the connecting piece 183 to move up and down relative to the first support 1811 and the second support 1812, so that the structure is simple and the stability is good.

[0076] Preferably, the first mounting hole and the second mounting hole have substantially the same profile, and the axis of the first mounting hole and the axis of the second mounting hole coincide, so that the second connecting shaft 184 moves up and down more stably.

[0077] For example, the two ends of the first connecting shaft 182 are fixedly connected with the flip member, the connecting piece 183 is provided with a connecting hole, and the connecting piece 183 is pivoted with the first connecting shaft 182 through the connecting hole, so as to move the flip member between the closed position in the accommodating groove and the open position on the bottom plate 111, wherein the first connecting shaft 182 maintains an integrated state with the flip member, and when the flip member is in the open position, the rotation of the connecting piece 183 is better limited, thereby reducing the risk of the flip member being moved.

[0078] Exemplarily, the flip cover member is provided with a mounting gap penetrating through the upper and lower ends, and the two ends of the first connecting shaft 182 are fixedly connected with the side walls of the mounting gap, which is beneficial to the quick assembly of the first connecting shaft 182 and the flip cover member, can improve the assembly efficiency, and ensures the stability of the assembly structure.

[0079] As shown in Figure 5 , Figure 7 and Figure 10 , the first connecting shaft 182 is fixedly connected with the first panel 185 and the second panel 186 at the two ends, the first panel 185 and the second panel 186 are respectively arranged in abutment with the side walls of the adjacent mounting gap, and the connecting piece 183 is clamped between the first panel 185 and the second panel 186, so as to achieve multi-directional limiting of the connecting piece 183, the limiting effect is better, and the supporting strength of the flip cover member is further improved.

[0080] As shown in Figure 2 and Figure 8 , the flip cover member has a supporting surface 171, so that the supporting surface 171 is in abutment with the upper surface of the bottom plate 111 when the flip cover member is in the open position.

[0081] As shown in Figure 4 , Figure 7 and Figure 8 , the flip cover member further has a transition surface 174 arranged opposite to the bearing surface, and a second pulling groove 173 recessed from the inside of the transition surface 174 is arranged on the flip cover member, so as to make the flip cover member fall from the open position to the closed position.

[0082] Preferably, a pad plate is connected to the bearing surface, which is used to increase the friction between the roll-shaped goods and prevent the roll-shaped goods from rolling out of the groove due to the lateral swinging of the carrying equipment 100.

[0083] As shown in Figure 4 , Figure 7 and Figure 10As shown, the bottom frame 110 is provided with a first accommodating groove 151 and a second accommodating groove 161 recessed downward from the bottom plate 111, the flip cover member includes a first flip cover member 152 corresponding to the first accommodating groove 151 and a second flip cover member 162 corresponding to the second accommodating groove 161, the first flip cover member 152 and the second flip cover member 162 are connected with the bottom frame 110 through a double-axis hinged structure 180 respectively, wherein the double-axis hinged structure 180 includes a supporting device 181, a first connecting shaft 182 and a connecting piece 183, the supporting device 181 is located in any one of the first accommodating groove 151 and the second accommodating groove 161; the connecting piece 183 is pivotably connected with any one of the first flip cover member 152 and the second flip cover member 162 through the first connecting shaft 182, wherein one of the connecting piece 183 and the supporting device 181 is provided with a second connecting shaft 184 parallel to the first connecting shaft 182, the other of the connecting piece 183 and the supporting device 181 is provided with a limiting hole 1831, the second connecting shaft 184 is movably arranged in the limiting hole 1831, so that the connecting piece 183 can linearly move relative to the supporting device 181, and the connecting piece 183 can pivot relative to the supporting device 181 around the second connecting shaft 184, thereby driving the first flip cover member 152 and the second flip cover member 162 to move between the closed position and the open position.

[0084] According to the carrying equipment 100 of the present application, the first flip cover member 152 and the second flip cover member 162 are moved between the closed position and the open position, so that the bottom frame 110 can support different types of goods, while preventing the first flip cover member 152 and the second flip cover member 162 from moving relative to the bottom plate 111, thereby improving the support strength of the carrying equipment 100 for the roll-shaped goods.

[0085] As Figure 1 and Figure 2As shown, the carrying equipment 100 further comprises a first support assembly 150 and a second support assembly 160, the chassis 110 comprises a bottom plate 111; the first support assembly 150 comprises a first accommodating groove 151 and a first flip cover member 152, the first accommodating groove 151 is recessed downward from the bottom plate 111, the first flip cover member 152 is arranged correspondingly with the first accommodating groove 151, and the first flip cover member 152 is pivotally connected to the chassis 110 about a first pivot axis between a closed position in the first accommodating groove 151 and an open position on the upper surface of the bottom plate 111, the first flip cover member 152 in the closed position is located in the first accommodating groove 151, and the first flip cover member 152 in the open position is located on the bottom plate 111, the first flip cover member 152 has a first bearing surface 1521 for supporting the roll-shaped goods; the second support assembly 160 comprises a second accommodating groove 161 and a second flip cover member 162, the second accommodating groove 161 is recessed downward from the bottom plate 111, the second flip cover member 162 is arranged correspondingly with the second accommodating groove 161, and the second flip cover member 162 is pivotally connected to the chassis 110 about a second pivot axis between a closed position in the second accommodating groove 161 and an open position on the upper surface of the bottom plate 111, the second flip cover member 162 in the closed position is located in the second accommodating groove 161, and the second flip cover member 162 in the open position is located on the bottom plate 111, the second flip cover member 162 has a second bearing surface 1621 and a third bearing surface 1622 for supporting the roll-shaped goods respectively.

[0086] As shown in Figure 4 , Figure 7 and Figure 10 , the first pivot axis and the second pivot axis both extend along the first direction D1, the flipping directions of the adjacent first flip cover member 152 and the second flip cover member 162 are opposite respectively, so that the first flip cover member 152 and the second flip cover member 162 can be flipped relative to the chassis 110; and in a plane perpendicular to the first direction D1, the cross-sectional shape of the second flip cover member 162 is different from the cross-sectional shape of the first flip cover member 152, so as to realize single-sided support of the first flip cover member 152 and double-sided support of the second flip cover member 162.

[0087] As shown in Figure 3 , Figure 6 and Figure 9As shown, the carrying equipment 100 includes two groups of first support assemblies 150, which are respectively located on both sides of the chassis 110 along a second direction D2 perpendicular to the first direction D1; the carrying equipment 100 includes at least two groups of second support assemblies 160, which are located between the two groups of first support assemblies 150; when the flip member is in the open position, each group of opposite bearing surfaces forms a bearing area along the first direction D1, and the carrying equipment 100 includes at least three bearing areas, which not only makes the carrying equipment 100 have at least multiple bearing areas, but also reduces the number of parts used, thereby reducing the manufacturing cost of the carrying equipment 100.

[0088] As shown in FIG. 1, the carrying equipment 100 includes a chassis 110, a flip member 120, and a plurality of support assemblies 150, 160. Figure 1 and Figure 2 As shown, the first direction D1 is substantially perpendicular to the height direction of the carrying equipment 100. The first direction D1 can be substantially parallel to the length direction of the carrying equipment 100, of course, the first direction D1 can also be substantially parallel to the width direction of the carrying equipment 100. In order to facilitate description, in the present embodiment, the first direction D1 is substantially parallel to the length direction of the carrying equipment 100.

[0089] The bearing area includes at least two bearing parts arranged at intervals along the first direction D1. In Figure 3 the illustrated embodiment, the number of second support assemblies 160 of the bearing part located in the middle along the first direction D1 is different from the number of corresponding second support assemblies 160 of the other bearing part, thereby enabling different specifications of roll-shaped goods to be arranged in different specifications of bearing areas, and the bottom space of the carrying equipment 100 is more fully utilized. Here, "corresponding" refers to support assemblies arranged in substantially a straight line along the first direction D1. In the illustrated embodiment, the middle bearing part of the two groups of second support assemblies 160 includes two rows of second support assemblies 160 arranged along the first direction D1, and each row has 4 second support assemblies 160. The bearing part near the end of the first direction D1 includes two rows of second support assemblies 160 arranged along the first direction D1, and each row has 3 second support assemblies 160. Of course, in an unillustrated embodiment, the number of first support assemblies 150 of one bearing part can be different from the number of corresponding first support assemblies 150 of the other bearing part.

[0090] As shown in FIG. 1, the carrying equipment 100 includes a chassis 110, a flip member 120, and a plurality of support assemblies 150, 160. Figure 3As shown, the carrying equipment 100 comprises a first carrying area 101, a second carrying area 102 and a third carrying area 103 arranged along the first direction D1, the first carrying area 101 comprises N1 first support assemblies 150 and M1 second support assemblies 160, the second carrying area 102 comprises M1 second support assemblies 160 and M2 second support assemblies 160, and the third carrying area 103 comprises M2 second support assemblies 160 and N2 first support assemblies 150, wherein the first cover members 152 and the second cover members 162 are respectively located at the open position, the first bearing surface 1521 and the second bearing surface 1621 of the same carrying area are alternately arranged along the first direction D1, the third bearing surfaces 1622 located at opposite sides of the second carrying area 102 are oppositely inclined, and the three different carrying areas are formed by the two groups of first cover members 152 arranged along the first direction D1 and the two groups of second cover members 162 arranged along the first direction D1.

[0091] As shown in Figure 4 , Figure 7 and Figure 10 , the first cover member 152 has a first bearing surface 1521, and the second cover member 162 has a second bearing surface 1621, the first bearing surface 1521 and the second bearing surface 1621 are alternately arranged, the first bearing surface 1521 of the first cover member 152 located at the open position and the second bearing surface 1621 of the second cover member 162 form a groove for supporting the roll-shaped goods, so that the roll-shaped goods are fixed in the groove, and the first bearing surface 1521 and the second bearing surface 1621 respectively support the roll-shaped goods, which has a simple structure and high support strength. At the same time, by controlling the extension degree of the first bearing surface 1521 and the second bearing surface 1621 along the height direction of the carrying equipment 100 to control the depth of the groove, the loading safety of the roll-shaped goods is ensured, and the roll-shaped goods are prevented from rolling out of the groove due to the lateral swing of the carrying equipment 100.

[0092] Preferably, the inclination directions of the first bearing surface 1521 and the second bearing surface 1621 are opposite, so as to form a groove with a narrow upper part and a wide lower part, which can fix roll-shaped goods of different radial sizes, improve the adaptability of the groove to the roll-shaped goods, and reduce the height of the chassis 110 without increasing the transportation cost of the carrying equipment 100.

[0093] As shown in Figure 4 , Figure 7 and Figure 10 , the second bearing surface 1621 and the third bearing surface 1622 of the second cover member 162 are inclined to opposite sides along the second direction D2, so that the two bearing surfaces of the second cover member 162 can respectively support different roll-shaped goods, which has a simple design, good support effect and less space occupation.

[0094] Preferably, the third bearing surface 1622 of the two second cover members 162 spaced apart along the second direction D2 is inclined to extend to the opposite side to form a groove with a narrow top and a wide bottom, which is better adapted to the roll-shaped goods without increasing the height of the chassis 110.

[0095] As shown in Figure 9 and Figure 10 , as an optional embodiment, the chassis 110 further comprises a sunken groove 112 recessed downward from the bottom plate 111 and extending along the first direction D1, the sunken groove 112 is in communication with the groove formed by the third bearing surface 1622 of the second cover member 162 and the third bearing surface 1622 of the other second cover member 162 in the open position, the lower end of the roll-shaped goods is at least partially clamped at the open end of the sunken groove 112, and the lowest part of the roll-shaped goods abuts the groove bottom of the sunken groove 112, so that the roll-shaped goods is more firmly arranged on the two second cover members 162.

[0096] As shown in Figure 3 , Figure 4 and Figure 6 , as an optional embodiment, the first support assembly 150 and the second support assembly 160 of the same bearing area are alternately arranged along the first direction D1, achieving multi-point support of the roll-shaped goods, and the support points are alternately arranged along the first direction D1 to prevent the roll-shaped goods from shaking, enhancing the safety of the carrying equipment 100 during transportation, and effectively reducing the number of first cover members 152 and second cover members 162 used, which is conducive to controlling the production cost of the carrying equipment 100, thereby reducing the transportation cost of the carrying equipment 100.

[0097] As shown in Figure 6 , Figure 7 , Figure 9 and Figure 10 , as an optional embodiment, the second cover members 162 of the second bearing area 102 are arranged opposite to each other along the second direction D2, or the second support assemblies 160 of the second bearing area 102 are alternately arranged along the first direction D1, which is conducive to improving the support strength of the second cover members 162, and in particular, when the second bearing surface 1621 and the third bearing surface 1622 of the second cover members 162 respectively support different roll-shaped goods, it is ensured that the second cover members 162 do not move relative to the chassis 110.

[0098] As shown in Figure 3 , Figure 6 and Figure 9As shown, as an optional embodiment, N1 is equal to N2, and M1 is equal to M2, forming a plurality of bearing areas with the same or different extension lengths, realizing the alternate arrangement of the roll-shaped cargos with different axial lengths along the first direction D1, improving the space utilization of the bottom space of the carrying equipment 100, and improving the adaptability of the bearing area and the roll-shaped cargo.

[0099] As shown in Figure 9 and Figure 10 As shown, as an optional embodiment, at least one first accommodating groove 151 and at least one second accommodating groove 161 are communicated, and at least one first flip cover member 152 and at least one second flip cover member 162 are aligned along the first direction D1, wherein the first accommodating groove 151 and the second accommodating groove 161 are communicated, the structure is simpler, the manufacturing difficulty and production cost of the carrying equipment 100 are reduced, and the first flip cover member 152 and the second flip cover member 162 are arranged in alignment, the support strength of the first bearing area 101 and the second bearing area 102 is enhanced, the shaking range of the roll-shaped cargo is smaller, and the roll-shaped cargo is more stable during transportation.

[0100] As shown in Figure 9 and Figure 10 As shown, as an optional embodiment, the chassis 110 further comprises a sunken groove 112 recessed downward from the bottom plate 111, the sunken groove 112 extends along the first direction D1 and communicates with the first accommodating groove 151 and the second accommodating groove 161, the recessed depth of the sunken groove 112 is smaller than the recessed depth of the first accommodating groove 151 and the second accommodating groove 161, the lower end of the roll-shaped cargo is at least partially clamped at the open end of the sunken groove 112, and the lowest part of the roll-shaped cargo abuts against the groove bottom of the sunken groove 112, so that the roll-shaped cargo is more firmly arranged on the first flip cover member 152 and the second flip cover member 162.

[0101] As shown in Figure 6 and Figure 7 As shown, as an optional embodiment, specifically, the carrying equipment 100 has three groups of bearing areas arranged along the length direction, two groups of bearing areas distributed on both sides of the width direction of the bottom plate 111 are the first bearing area 101 and the third bearing area 103, and one group of bearing areas distributed at the middle position of the bottom plate 111 is the second bearing area 102, wherein the first flip cover member 152 is arranged in one-to-one correspondence with the first accommodating groove 151, the second flip cover member 162 is arranged in one-to-one correspondence with the second accommodating groove 161, when the first flip cover member 152 and the second flip cover member 162 are in the open position, the first bearing surface 1521 and the second bearing surface 1621 are arranged alternately along the first direction D1 to form a groove for supporting the roll-shaped cargo; the third bearing surface 1622 of the second flip cover member 162 in the open position is arranged opposite to the third bearing surface 1622 of another adjacent second flip cover member 162 to form a groove for supporting the roll-shaped cargo.

[0102] As shown in Figure 9 and Figure 10 , as an optional embodiment, specifically, the carrying equipment 100 has three groups of bearing areas arranged along the length direction, the two groups of bearing areas distributed on both sides of the width direction of the bottom plate 111 are the first bearing area 101 and the third bearing area 103, and the group of bearing areas distributed at the middle position of the bottom plate 111 is the second bearing area 102, wherein the adjacent first flip cover member 152 and the second flip cover member 162 are oppositely arranged and correspond to the first accommodating groove 151 and the second accommodating groove 161, and when the first flip cover member 152 and the second flip cover member 162 are in the open position, the adjacent first bearing surface 1521 and the second bearing surface 1621 are oppositely arranged to form a groove for supporting the roll-shaped goods; the third bearing surface 1622 of the second flip cover member 162 in the open position is oppositely arranged with the third bearing surface 1622 of another adjacent second flip cover member 162 to form a groove for supporting the roll-shaped goods.

[0103] As an embodiment not shown, specifically, if the radial dimension of the roll-shaped goods is too large, one or two rows of the second flip cover members 162 in the width direction can be in the closed position, so that the first support assembly 150 on one side of the width direction of the carrying equipment 100 forms a fourth bearing area with the second support assembly 160 close to the side of the width direction of the carrying equipment 100, or the first support assembly 150 on both sides of the second direction D2 of the carrying equipment 100 forms a fifth bearing area with a larger width.

[0104] As shown in Figure 2 and Figure 8 , the second flip cover member 162 includes a support surface 171 for contacting the bottom plate 111 in the open position, and the support surface 171 is connected with the second bearing surface 1621 and the third bearing surface 1622 respectively, wherein the angle between the second bearing surface 1621 and the support surface 171 is 30-60 degrees, and the angle between the third bearing surface 1622 and the support surface 171 is 30-60 degrees. Also optionally, the angle between the second bearing surface 1621 and the support surface 171 is equal to the angle between the third bearing surface 1622 and the support surface 171, and by controlling the angles between the second bearing surface 1621, the third bearing surface 1622 and the support surface 171, the lowest position of the roll-shaped goods can be ensured not to be lower than the upper surface of the bottom plate 111 without increasing the height of the chassis 110.

[0105] As shown in Figure 2 and Figure 8 , the first flip cover member 152 and the second flip cover member 162 both have a support surface 171, so that when the first flip cover member 152 is in the open position, the support surface 171 is flush with the upper surface of the bottom plate 111, and when the second flip cover member 162 is in the open position, the support surface 171 is flush with the upper surface of the bottom plate 111.

[0106] As shown in Figure 2 and Figure 8 , the first cover member 152 or the second cover member 162 is provided with a first pulling groove 172 recessed inwardly from a supporting surface 171, so as to make the first cover member 152 flip from the closed position to the open position, and the second cover member 162 flip from the closed position to the open position, which is simple in structure and convenient to operate.

[0107] As shown in Figure 3 , Figure 7 and Figure 8 , the first cover member 152 further has a transition surface 174 opposite to the first supporting surface 1521, or the second cover member 162 further has a transition surface 174 opposite to the second supporting surface 1621 and / or the third supporting surface 1622, and the first cover member 152 or the second cover member 162 is provided with a second pulling groove 173 recessed inwardly from the transition surface 174, so as to make the first cover member 152 fall back from the open position to the closed position, and the second cover member 162 fall back from the open position to the closed position.

[0108] Preferably, the first supporting surface 1521, the second supporting surface 1621 and / or the third supporting surface 1622 is respectively connected with a pad plate for increasing the friction with the roll-shaped goods and preventing the roll-shaped goods from rolling out of the groove due to the lateral swing of the carrying equipment 100.

[0109] The processes and steps in all the preferred embodiments described above are only examples. Unless adverse effects occur, various processing operations can be performed in different orders from the above processes. The order of steps in the above processes can also be added, combined or deleted according to actual needs.

[0110] Unless otherwise defined, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. The features described in one embodiment can be applied to another embodiment, either individually or in combination, unless the features are not applicable or are otherwise stated.

[0111] The present application has been described by the above embodiments, but it should be understood that the above embodiments are only for the purpose of example and illustration, and the present application is not limited to the above embodiments. More variations and modifications can be made according to the teachings of the present application, and these variations and modifications all fall within the scope of the present application.

Claims

1. A dual-axis hinged structure for a transport vehicle, the transport vehicle comprising a base frame and a flip-top component, the base frame comprising a base plate and a receiving groove recessed downward from the base plate, the flip-top component being correspondingly disposed with respect to the receiving groove, the flip-top component being pivotally connected to the base plate via the dual-axis hinged structure, characterized in that, The dual-axis hinge structure includes: A support device is located in the receiving groove; First connecting shaft; and A connector, which is pivotally connected to the flip-top component via the first connecting shaft. One of the connector and the support device is provided with a second connecting shaft parallel to the first connecting shaft, and the other of the connector and the support device is provided with an elongated hole. The second connecting shaft is movably disposed in the elongated hole, so that the connector can move linearly relative to the support device, and the connector can pivot about the second connecting shaft relative to the support device, thereby driving the flip cover component to move between a closed position located in the receiving groove and an open position located on the base plate.

2. The dual-axis hinge structure for transport equipment according to claim 1, characterized in that, The support device is provided with mounting holes, and the connector is provided with limiting holes. The second connecting shaft extends into the mounting holes and the limiting holes in sequence. Either the mounting hole or the limiting hole is the elongated hole, which allows the connector to move linearly relative to the support device.

3. The dual-axis hinge structure for transport equipment according to claim 2, characterized in that, The limiting hole is constructed as an elongated hole into which the second connecting shaft extends. The length of the limiting hole extends along the height direction of the connector, and the connector can move up and down relative to the second connecting shaft.

4. The dual-axis hinge structure for transport equipment according to claim 3, characterized in that, The horizontal axis of the limiting hole is parallel to the axis of the mounting hole.

5. The dual-axis hinge structure for transport equipment according to claim 2, characterized in that, The mounting hole is constructed as an elongated hole into which the second connecting shaft extends. The length of the mounting hole extends along the height direction of the support device, and the second connecting shaft can move up and down relative to the support device.

6. The dual-axis hinge structure for transport equipment according to any one of claims 1 to 5, wherein the support device includes a first bracket and a second bracket arranged axially opposite to each other on both sides of the connector along the second connecting shaft, wherein the first bracket and the second bracket are respectively provided with a first mounting hole and a second mounting hole for the second connecting shaft to extend into, such that the connector is clamped between the first bracket and the second bracket.

7. The dual-axis hinged structure for transport equipment according to claim 6, characterized in that, The second connecting shaft includes: A rod-shaped body, which is parallel to the first connecting shaft and located below the first connecting shaft, extends sequentially into the first mounting hole and the second mounting hole; A blocking portion, wherein the blocking portion protrudes radially outward along the outer periphery of one end of the rod-shaped body; A threaded portion, which is spirally disposed on the outer periphery of the other end of the rod-shaped body.

8. The dual-axis hinged structure for transport equipment according to any one of claims 1 to 5, characterized in that, When the flip-top component is in the open position on the base plate, the lower end of the elongated hole is close to the second connecting shaft.

9. The dual-axis hinged structure for transport equipment according to any one of claims 1 to 5, characterized in that, Both ends of the first connecting shaft are fixedly connected to the flip cover component. The connecting member is provided with a connecting hole, and the connecting member is pivotally connected to the first connecting shaft through the connecting hole, so that the flip cover component can move between the closed position located in the receiving groove and the open position located on the bottom plate.

10. The dual-axis hinge structure for transport equipment according to claim 9, characterized in that, The flip-top component is provided with an installation notch that extends through both the top and bottom ends, and the two ends of the first connecting shaft are respectively fixedly connected to the side wall of the installation notch.

11. The dual-axis hinge structure for transport equipment according to claim 10, characterized in that, The first connecting shaft has a first insert and a second insert fixed at both ends. The first insert and the second insert are respectively fitted to the sidewall of the mounting notch on the adjacent side. The connector is clamped between the first insert and the second insert.

12. A transport equipment, characterized in that, It includes a base frame, a flip-top component, and a biaxial hinge structure according to any one of claims 1 to 11.

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