Door body structure of container and container
By introducing water-retaining components and hinged components into the container door structure, the problem of cargo getting wet due to rainwater infiltration is solved, the structure is stable and flexible loading and unloading of diversified cargo transportation is achieved, and the locking process is simplified.
Patent Information
- Application Number
- CN202422894348.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-10-10
- Estimated Expiration
- 2034-11-26
AI Technical Summary
When the container's unloading door is transported on rainy days, rainwater may seep into the interior of the container along the edge of the sealing strip, causing the goods to become damp or water damaged, and long-term use will damage the strip.
A container door structure is designed, including a water-retaining component and an upward-flip door, which are connected by a hinged component. The water-retaining component protrudes from the outside of the container to prevent rainwater from entering the gap between the upward-flip door and the container. Flexible loading and unloading is achieved through the rotating connection of multiple doors, simplifying the locking rod assembly.
It effectively prevents rainwater from seeping into the box, protects the goods from moisture or water damage, improves the stability and locking performance of the door structure, and adapts to the transportation needs of various cargo sizes.
Smart Images
Figure CN223421452U_ABST
Abstract
Description
Technical Field
[0001] The utility model generally relates to the technical field of containers, and more particularly to a door structure of a container and the container. Background Art
[0002] Containers are widely used as freight transport vehicles. To facilitate unloading, bulk containers are equipped with upward-turning discharge doors at their ends, which are typically sealed with rubber strips. However, during rainy days, rainwater can seep into the container along the edges of the rubber strips on the discharge doors, causing moisture and water damage to the cargo. Over time, this can also damage the rubber strips, affecting their performance. Utility Model Content
[0003] The Summary of the Utility Model introduces a series of simplified concepts that will be further described in the Detailed Description of the Utility Model. The Summary of the Utility Model of the Utility Model does not intend to limit the key features and essential technical features of the claimed technical solution, nor does it intend to determine the scope of protection of the claimed technical solution.
[0004] In order to at least partially solve the above problems, the first aspect of the present invention provides a door structure of a container, wherein the container includes a box body, and the door structure includes:
[0005] a water retaining member, the water retaining member being arranged on the box body and protruding from the outside of the box body;
[0006] An upward-turning door, the upward-turning door being used to be arranged on the box body;
[0007] A hinged member, wherein the first end of the hinged member is connected to the flip-up door, and the second end of the hinged member is connected to the water retaining member, so that the flip-up door is rotatably connected to the water retaining member between an open position and a closed position, and the flip-up door in the closed position is used to close the box.
[0008] According to the door structure of the container of the first aspect of the present invention, the upper flip door is connected to the box body by a hinged component connected to the water retaining component. The structure is stable, and the water retaining component can prevent rainwater from entering the gap between the upper flip door and the box body, preventing external rainwater from seeping into the box body and causing the goods to get damp or damaged by water, and is also beneficial to protecting the rubber strip between the upper flip door and the box body.
[0009] Optionally, the water retaining member is provided with a notch, and the hinged member includes two lugs, and the two lugs are connected to both sides of the notch.
[0010] Optionally, the hinge member further comprises a hinge plate and a hinge pin, the hinge pin is rotatably connected between two adjacent ear plates, a first end of the hinge plate is connected to the hinge pin, and a second end of the hinge plate is connected to the flap door.
[0011] Optionally, the water blocking member is provided with at least two notches, and the door body structure comprises at least two hinge members, and the at least two hinge members are provided in one-to-one correspondence with the at least two notches.
[0012] Optionally, the flap door in the closed position closes the opening of the box body, and the flap door in the open position is separated from the opening.
[0013] Optionally, the two ends of the water blocking member extend to the outside of the two sides of the opening, respectively.
[0014] Optionally, the water blocking member extends along the upper side of the opening, the cross section of the water blocking member is L-shaped, the first side of the water blocking member is used for connecting to the box body, and the second side of the water blocking member is used for extending towards the opening.
[0015] Optionally, the door body structure further comprises a lock rod assembly arranged at least partially on the flap door, and the water blocking member is bent and extended in a direction away from the flap door to form an avoiding groove for avoiding the lock rod assembly.
[0016] Optionally, the avoiding groove is in one of V-shaped, U-shaped and Ω-shaped.
[0017] Optionally, the door body structure comprises a first box door and a second box door, the second box door is located above the first box door in the height direction of the container, and the first box door and the second box door are rotatably connected to the box body between an open position and a closed position, and the flap door is arranged on the first box door.
[0018] The second box door is provided with an extension, and the first box door is provided with a baffle.
[0019] In the length direction of the container, the extension of the second box door in the closed position is arranged outside the baffle of the first box door in the closed position.
[0020] Optionally, the door body structure further comprises a third box door, the third box door and the second box door form a double-leaf door structure, and the third box door is rotatably connected to the box body between an open position and a closed position and is located above the first box door.
[0021] Optionally, when the first door and the second door are both in the closed position, the baffle is located inside the first door along the length direction of the container, and the extension is aligned with the first door.
[0022] The container according to the second aspect of the present application comprises:
[0023] The container according to the second aspect of the present application comprises:
[0024] According to the door structure of the container described above, the door structure comprises a first door, a second door and a third door, and the first door, the second door and the third door are rotatably connected to the corner column between an open position and a closed position.
[0025] In the container according to the second aspect of the present application, at least part of the corner column is provided with a stop block, the second door is provided with an extension, and the first door is provided with a baffle; when the first door and the second door are in the closed position, the baffle is abutted between the extension and the stop block along the length direction of the container.
[0026] In the container according to the second aspect of the present application, when the second door and the third door are locked, the second door locks the first door through the cooperation of the extension, the baffle and the stop block, so that the lock rod assembly of the door structure can be simplified, and the lower part of the door structure has sufficient rigidity; in addition, the arrangement of the multiple doors provides flexible loading and unloading solutions for goods of various sizes, ensures efficient transportation of goods from small particles to large units, and meets diversified logistics demands. BRIEF DESCRIPTION OF DRAWINGS
[0027] The following drawings of the embodiments of the present application are hereby incorporated 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. In the drawings,
[0028] Figure 1 is a side view of the end part of the container according to a preferred embodiment of the present application;
[0029] Figure 2 is a sectional view along Figure 1 the middle line A-A;
[0030] Figure 3 is a perspective view of the stop block, the baffle and the extension in Figure 2 along the B direction;
[0031] Figure 4 is a bottom view of the door structure of the container; and
[0032] Figure 5 is a sectional view along Figure 4 A cross-sectional view taken along the center line C-C.
[0033] Description of Reference Numerals
[0034] 100: box 101: corner post
[0035] 102: top corner piece 103: bottom corner piece
[0036] 104: bottom cross beam 105: top cross beam
[0037] 106: first sealing strip 107: second sealing strip
[0038] 110: first box door 111: opening
[0039] 112: baffle 120: water retaining member
[0040] 121: notch 122: avoiding groove
[0041] 130: flip-up door 140: hinged member
[0042] 141: lug plate 142: hinged plate
[0043] 143: hinged pin 150: second box door
[0044] 151: extension 109: stop block
[0045] 160: lock rod assembly 161: first lock rod
[0046] 162: second lock rod 163: third lock rod
[0047] 164: lock rod handle 108: third sealing strip
[0048] 170: third box door D1: height direction of container
[0049] D2: width direction of container D3: length direction of container DETAILED DESCRIPTION
[0050] In the following description, numerous specific details are given to provide a thorough understanding of the application. However, it will be apparent to one of ordinary skill 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 aspects of the application.
[0051] In this document, ordinal numbers such as "first" and "second" cited in the present invention are merely identifiers and do not have any other meanings, such as a specific order, etc. Moreover, for example, the term "first component" itself does not imply the existence of a "second component", and the term "second component" itself does not imply the existence of a "first component".
[0052] In this document, “upper”, “lower”, “front”, “back”, “left”, “right”, etc. are only used to indicate the relative position relationship between related parts, rather than to limit the absolute positions of these related parts.
[0053] In this document, “equal”, “same”, etc. are not strictly limited in a mathematical and / or geometric sense, but also include errors that can be understood by those skilled in the art and are allowed in manufacturing or use.
[0054] Unless otherwise stated, numerical ranges herein include not only the entire range between its two endpoints but also the several sub-ranges contained therein.
[0055] Figures 1 to 5 A container door structure is shown. The container includes a container body 100, a water retaining member 120, an upward-turning door 130, and a hinged member 140. The water retaining member 120 is configured to be disposed on the container body 100 and protrude from the outside of the container body 100. The upward-turning door 130 is configured to be disposed on the container body 100. A first end of the hinged member 140 is connected to the upward-turning door 130, and a second end of the hinged member 140 is connected to the water retaining member 120, such that the upward-turning door 130 is rotatably connected to the water retaining member 120 between an open position and a closed position. The upward-turning door 130 in the closed position is used to close the container body 100.
[0056] According to the door structure of the container of the present invention, the upper flip door 130 is connected to the box body 100 through a hinged component 140 connected to the water retaining component 120. The structure is stable, and the water retaining component 120 can prevent rainwater from entering the gap between the upper flip door 130 and the box body 100, preventing external rainwater from seeping into the box body 100 and causing the goods to get damp or damaged by water, and is also beneficial for protecting the rubber strip between the upper flip door 130 and the box body 100 (that is, the third sealing strip 108 described later).
[0057] Reference Figure 1 Container body 100 includes corner posts 101, top corner fittings 102, bottom corner fittings 103, top crossbeams 105, and bottom crossbeams 104. Corner posts 101 extend along the height direction D1 of the container. Top corner fittings 102 are located at the upper ends of corner posts 101, and bottom corner fittings 103 are located at the lower ends of corner posts 101. Top crossbeams 105 and bottom crossbeams 104 both extend along the width direction D2 of the container. Top crossbeams 105 connect between top corner fittings 102, and bottom crossbeams 104 connect between bottom crossbeams 104.
[0058] Optionally, the door body structure of the container according to the present invention is constructed as the end door structure of the container, and the door body structure includes a first box door 110, and an upper flip door 130 is arranged on the first box door 110, so that the first box door 110 and the upper flip door 130 are constructed as a composite single-door structure, which provides flexible loading and unloading solutions for goods of various sizes and meets diverse logistics needs.
[0059] Optionally, the first door 110 is provided with an opening 111 , and the flip-up door 130 in the closed position closes the opening 111 , and the flip-up door 130 in the open position is separated from the opening 111 , thereby realizing loading and unloading of goods.
[0060] According to the present invention, the door structure of the container also includes a second door 150 and a third door 170. The third door 170 and the second door 150 are constructed to form a double-door structure, while the first door 110 and the upper flip door 130 are constructed to form a composite single-door structure, so that the container has a variety of end doors, providing flexible loading and unloading solutions for goods of various sizes, ensuring efficient transportation from fine particles to large unit goods, and meeting diverse logistics needs.
[0061] Reference Figure 1 The second and third doors 150, 170 are positioned above the first door 110 along the height direction D1 of the container. The first, second, and third doors 110, 150, 170 are all rotatably connected to the container body 100 between an open and a closed position. When loading and unloading small or fine cargo, the first door 110 or the flip-up door 130 can be opened and closed. When loading and unloading large cargo, the second, third, and first doors 150, 170 can be opened and closed along with the first door 110, improving loading and unloading efficiency.
[0062] Optionally, the door structure further includes a locking rod assembly 160, which is at least partially disposed on the second door 150, thereby locking the second door 150 in a closed position. Figure 2 and Figure 3As shown, the second door 150 is provided with an extension 151, and the first door 110 is provided with a baffle 112. Along the longitudinal direction D3 of the container, the extension 151 of the second door 150 in the closed position is arranged on the outside of the baffle 112 of the first door 110 in the closed position. Therefore, when the second door 150 is locked, the baffle 112 is clamped between the extension 151 and the block 109, thereby locking the first door 110. Therefore, there is no need to install an additional locking rod structure on the first door 110, thereby simplifying the locking rod assembly 160 of the door structure and improving the pressure resistance and durability of the container during frequent disassembly. In addition, the second door 150 locks the first door 110 through the abutment between the extension 151 and the baffle 112, thereby enhancing the deformation resistance of the first door 110, ensuring the lateral rigidity of the container body 100, and ensuring the structural stability of the container under heavy loads or harsh transportation conditions.
[0063] Reference Figure 2 When the first door 110 and the second door 150 are both in the closed position, along the length direction D3 of the container, the baffle 112 is located on the inner side of the first door 110, and the extension 151 is aligned with the first door 110. The structure is compact, which makes the outer side of the end device smoother and improves the consistency between the various doors.
[0064] Optionally, refer to Figure 1 The lock rod assembly 160 includes a first lock rod 161, a lock rod handle 164, a second lock rod 162, and a third lock rod 163. The first lock rod 161 is provided on the flip door 130. The end of the first lock rod 161 engages with the lock block on the first door 110, thereby locking the flip door 130. The lock rod handle 164 is connected to the first lock rod 161, thereby facilitating the rotation and locking of the first lock rod 161. The second lock rod 162 is provided on the second door 150. The end of the second lock rod 162 engages with the first door 110, thereby locking the second door 150 and the first door 110. The third lock rod 163 is provided on the third door 170. The end of the third lock rod 163 engages with the third door 170, thereby locking the third door 170.
[0065] Combine Figure 2 As shown, the second door 150 ( Figure 2 A first sealing strip 106 is provided between the extension 151 of the second door 150 (shown in the figure) and the corner post 101. This enhances the seal between the second door 150 and the corner post 101, preventing rainwater from seeping into the box body 100 through the gap between the second door 150 and the corner post 101. Similarly, a sealing strip is provided between the third door 170 and the corner post 101, further enhancing the seal between the third door 170 and the corner post 101.
[0066] Optionally, a second sealing strip 107 is provided between the first door 110 and the extension portion 151, thereby enhancing the sealing between the first door 110 and the second door 150. Figure 5 As shown, a third sealing strip 108 is provided between the inner surface of the opening 111 and the upper flip door 130, thereby strengthening the sealing between the upper flip door 130 and the first box door 110, preventing rainwater from entering the box body 100, and preventing small particle cargo in the box body 100 from leaking.
[0067] Optionally, along the width direction D2 of the container, both ends of the water retaining member 120 extend to the outside of both sides of the opening 111 , thereby effectively preventing rainwater from entering the gap between the opening 111 and the upward flip door 130 .
[0068] Reference Figure 4 and Figure 5 The water retaining member 120 extends along the upper side of the opening 111, and the cross-section of the water retaining member 120 is L-shaped. The first side of the water retaining member 120 is connected to the side wall of the first door 110, and the second side of the water retaining member 120 extends toward the opening 111, effectively blocking the gap between the opening 111 and the upward-folding door 130. This prevents rainwater on the first door 110 from entering the gap between the opening 111 and the upward-folding door 130, thereby preventing rainwater from entering the container.
[0069] Reference Figure 4 and Figure 5 The water retaining member 120 is provided with a notch 121, and the hinged member 140 includes two lugs 141, which are connected to both sides of the notch 121, thereby achieving the connection between the hinged member 140 and the water retaining member 120. The lugs 141 have a reinforcing effect on the water retaining member 120, thereby improving the structural strength of the water retaining member 120. In addition, the notch 121 does not block the movement of the hinged member 140.
[0070] The hinged member 140 also includes a hinged plate 142 and a hinged pin 143. The hinged pin 143 is rotatably connected between two adjacent ear plates 141. The first end of the hinged plate 142 is connected to the hinged pin 143, and the second end of the hinged plate 142 is connected to the flip door 130, so that the flip door 130 is rotatably connected to the water retaining member 120. The structure is stable and suitable for improving the load-bearing performance of the flip door 130.
[0071] Optionally, the door structure includes a plurality of hinged components 140, which are arranged at intervals along the width direction D2 of the container, and the water retaining component 120 is provided with a plurality of notches 121. The plurality of hinged components 140 and the plurality of notches 121 are arranged in a one-to-one correspondence, so that the flip-up door 130 and the water retaining component 120 have multiple connection points, and the connection is more stable.
[0072] Optionally, refer to Figure 4 The water retaining member 120 bends and extends in a direction away from the flip-up door 130 to form an avoidance groove 122 for avoiding the lock rod assembly 160, thereby preventing the lock rod handle 164 from interfering with the water retaining member 120 when rotating, and also preventing the setting of the water retaining member 120 from limiting the length of the lock rod handle 164.
[0073] Alternatively, as Figure 4 As shown, the avoidance groove 122 is constructed in a V-shape, which is simple in structure and easy to process. The avoidance groove 122 can also be constructed in a U-shape or an Ω-shape, etc., which can avoid the lock rod handle 164.
[0074] The present invention also provides a container, including a box body 100 and a door body structure according to the above-mentioned container, the door body structure including a water retaining component 120, an upward flip door 130 and a hinged component 140, the water retaining component 120 is arranged on the box body 100 and is located above the upward flip door 130, and the upward flip door 130 is connected to the water retaining component 120 through the hinged component 140.
[0075] According to the container of the present invention, the upper flip door 130 is connected to the box body 100 through a hinged member 140 connected to the water-retaining member 120. The structure is stable and can prevent rainwater from entering the gap between the upper flip door 130 and the box body 100, thereby preventing external rainwater from seeping into the box body 100 and causing the goods to get damp or damaged by water. It is also beneficial to protect the rubber strip between the upper flip door 130 and the box body 100 (i.e., the third sealing strip 108).
[0076] The present invention further provides a container, comprising a container body 100 and a door structure according to the above-described container, wherein the container body 100 includes a corner post 101. The door structure includes a first door 110, a second door 150, and a third door 170, each of which is rotatably connected to the corner post 101 between an open position and a closed position.
[0077] At least some of the corner posts 101 are provided with stops 109, the second door 150 is provided with an extension 151, and the first door 110 is provided with a baffle 112. When the first and second doors 110, 150 are in the closed position, the baffle 112 abuts between the extension 151 and the stop 109 along the longitudinal direction D3 of the container.
[0078] According to the container of the present invention, when the second door 150 and the third door 170 are locked, the second door 150 locks the first door 110 through the cooperation of the extension 151, the baffle 112, and the block 109. This simplifies the locking rod assembly 160 of the door structure and ensures sufficient rigidity in the lower portion of the door structure. In addition, the provision of multiple doors provides flexible loading and unloading solutions for cargo of various sizes, ensuring the efficient transportation of everything from fine particles to large unit cargo, and meeting diverse logistics needs.
[0079] Unless otherwise defined, the technical and scientific terms used herein have the same meaning as those generally understood by those skilled in the art in the technical field of the present invention. The terms used herein are only for describing specific implementation purposes and are not intended to limit the present invention. Terms such as "setting" appearing in this article can mean that one component is directly attached to another component, or that one component is attached to another component through an intermediate component. Features described in this article in one embodiment may be applied to another embodiment alone or in combination with other features, unless the feature is not applicable in the other embodiment or otherwise stated.
[0080] The present invention has been described through the above embodiments, but it should be understood that the above embodiments are for illustrative and illustrative purposes only and are not intended to limit the present invention to the described embodiments. Those skilled in the art will appreciate that many more variations and modifications may be made based on the teachings of the present invention, and all of these variations and modifications fall within the scope of protection claimed by the present invention.
Claims
1. A door structure of a container, the container comprising a box body, characterized in that: The door structure comprises: a water retaining member, the water retaining member being arranged on the box body and protruding from the outside of the box body; An upward-turning door, the upward-turning door being used to be arranged on the box body; A hinged member, wherein the first end of the hinged member is connected to the flip-up door, and the second end of the hinged member is connected to the water retaining member, so that the flip-up door is rotatably connected to the water retaining member between an open position and a closed position, and the flip-up door in the closed position is used to close the box.
2. The door structure of a container according to claim 1, characterized in that: The water retaining member is provided with a notch, and the hinged member includes two lug plates connected to both sides of the notch.
3. The door structure of a container according to claim 2, characterized in that: The hinge member further includes a hinge plate and a hinge pin. The hinge pin is rotatably connected between two adjacent ear plates. A first end of the hinge plate is connected to the hinge pin, and a second end of the hinge plate is connected to the flip door.
4. The door structure of a container according to claim 2, characterized in that: The water retaining member is provided with at least two notches, the door structure includes at least two hinged members, and the at least two hinged members are provided in a one-to-one correspondence with the at least two notches.
5. The door structure of a container according to claim 1, characterized in that: The flip-up door located at the closed position closes the opening of the box body, and the flip-up door located at the open position is separated from the opening.
6. The door structure of a container according to claim 5, characterized in that: Both ends of the water retaining member extend to the outside of both sides of the opening respectively.
7. The door structure of a container according to claim 5, characterized in that: The water retaining member extends along the upper side of the opening, and the cross section of the water retaining member is L-shaped. The first side of the water retaining member is used to be connected to the box body, and the second side of the water retaining member is used to extend toward the opening.
8. The door structure of a container according to claim 1, characterized in that: The door structure further includes a lock rod assembly at least partially disposed on the flip-up door, and the water retaining member bends and extends in a direction away from the flip-up door to form an avoidance groove for avoiding the lock rod assembly.
9. The door structure of a container according to claim 8, characterized in that: The avoidance groove is configured in one of a V-shape, a U-shape and an Ω-shape.
10. The door structure of a container according to any one of claims 1 to 9, characterized in that: The door structure includes a first door and a second door, the second door is located above the first door along the height direction of the container, the first door and the second door are both rotatably connected to the container body between an open position and a closed position, and the flip door is provided on the first door; The second door is provided with an extension portion, and the first door is provided with a baffle; Along the length direction of the container, the extension portion of the second door located in the closed position is arranged on the outer side of the baffle of the first door located in the closed position.
11. The door structure of a container according to claim 10, characterized in that: The door body structure also includes a third door, which forms a double-door structure with the second door. The third door is rotatably connected to the box body between an open position and a closed position and is located above the first door.
12. The door structure of a container according to claim 10, characterized in that: When the first door and the second door are both located at the closed position, along the length direction of the container, the baffle is located on the inner side of the first door, and the extension is aligned with the first door.
13. A container, characterized in that: include: a box body, the box body including corner posts; The door structure of a container according to any one of claims 1 to 12, wherein the door structure comprises a first door, a second door, and a third door, wherein the first door, the second door, and the third door are all rotatably connected to the corner post between an open position and a closed position; in, At least part of the corner columns are provided with blocks, the second door is provided with an extension, and the first door is provided with a baffle; when the first door and the second door are in the closed position, the baffle abuts between the extension and the block along the length direction of the container.