Container door limiting device of container

Abstract

The utility model discloses a container door limiting device of a container, which belongs to the technical field of containers, and comprises a container body, the front side of the container body is rotatably connected with a container door in bilateral symmetry, the inner wall of the front side of the container body is provided with limiting grooves in parallel up and down, and the front side of the container door is provided with a limiting structure for the container door; the limiting structure comprises supporting pipes which are fixedly installed on the front face of the box door in an up-down parallel mode, a rotating rod is connected between the supporting pipes in a sleeved mode, and threaded rods are fixedly connected to the upper end and the lower end of the rotating rod. Through rotation of the threaded rod and limiting of the first limiting sliding block, the lifting rod can lift and contract the length of the lifting rod, and in the limiting process of the box door, a worker can start the lifting rod to lift when the box door is completely closed, so that the lifting rod is inserted into the limiting groove to limit and fix the box door; the operation procedures of workers are greatly reduced, the operation time is shortened, and the working efficiency of the workers is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of containers, and in particular relates to a door limiting device of a container. Background Art

[0002] A container is a group of tools that can be used to transport packaged or unpackaged goods and is easy to load and unload using mechanical equipment.

[0003] Some existing container door limit devices require rotating the solid rod twice during use so that the blocks at both ends enter the slots during the first rotation and engage with the slots during the second rotation, thereby completing the door limit.

[0004] However, the existing door limiting device needs to rotate the solid rod twice, so the staff will waste time during use, thereby reducing the work efficiency of the staff. Summary of the Invention

[0005] The purpose of the present utility model is to provide a container door limiting device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a container door limiting device, comprising a container body, a door being rotatably connected to the front of the container body in a bilaterally symmetrical manner, limiting grooves being provided in parallel vertically on the inner wall of the front of the container body, and a limiting structure for the door being installed on the front of the door;

[0007] The limiting structure includes support tubes fixedly installed in parallel above and below the front of the box door, a rotating rod is sleeved between the support tubes, the upper and lower ends of the rotating rod are fixedly connected to a threaded rod, the threaded rod is located inside the support tube, and a lifting rod is sleeved inside the support tube and on the outside of the threaded rod, a threaded hole is provided at one end of the lifting rod, the lifting rod is threadedly connected to the threaded rod through the threaded hole, a limiting slide groove is provided in a circular array on the side surface of the lifting rod, a limiting slider is fixedly connected to the internal circular array of the support tube, and the limiting slider is adapted to the limiting slide groove.

[0008] As a preferred embodiment, a side surface of the rotating rod is fixedly connected to a receiving block, and the interior of the receiving block is rotatably connected to a toggle block.

[0009] As a preferred embodiment, the front of the box door is fixedly connected to a support block, and the support blocks are symmetrically distributed on both sides of the rotating rod. A fixed structure for the toggle block is installed on the top of the support block, and the fixed structure includes a cover plate rotatably connected to the top of the support block.

[0010] As a preferred embodiment, a support plate is fixedly connected to the front of the box door and located below the cover plate, the top of the support plate is rotatably connected to a connecting block one, the bottom of the cover plate is rotatably connected to a connecting block two, the connecting block two is movably engaged with the connecting block one, and the top of the cover plate is fixedly connected to a pull handle.

[0011] As a preferred embodiment, an auxiliary tube is sleeved on the outer side of the lifting rod in parallel up and down, the auxiliary tube is fixedly connected to the front side of the door, and an auxiliary structure is installed inside the auxiliary tube.

[0012] As a preferred embodiment, the auxiliary structure includes a fixed ring fixedly connected to the inside of the auxiliary tube, the internal circular array of the fixed ring is fixedly connected to the limiting slider 2, the circular array on the side surface of the lifting rod is provided with a limiting groove 2, and the limiting slider 2 is adapted to the limiting groove 2.

[0013] As a preferred embodiment, locking blocks are symmetrically fixedly connected to the front sides of the left and right doors, and a locking structure is installed inside the locking block. The locking structure includes a locking slot that passes through the top of the locking block.

[0014] As a preferred embodiment, a fixing plate is movably connected to the interior of the locking slot, and a locking hole is provided at the bottom of the fixing plate.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model has a setting of the limit structure. During use, the lifting rod can be raised and lowered and retracted by rotating the threaded rod and limiting the position of the limit slider. In the process of limiting the box door, the staff can start the lifting rod to rise and fall when the box door is completely closed, so that the lifting rod is inserted into the limit groove to limit and fix the box door, which greatly reduces the operating process of the staff, shortens the operating time, improves the working efficiency of the staff, and facilitates the use of the staff.

[0017] The utility model distributes the fixing structures on both sides of the rotating rod, so that the rotating rod can limit and fix the toggle blocks on its side surfaces no matter what state it is in, thereby avoiding the toggle blocks driving the rotating rod to rotate in some special environments, thereby effectively improving practicality, safety and stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall three-dimensional schematic diagram of the structure of the utility model;

[0019] Figure 2 For the utility model structure Figure 1 A magnified diagram of the details at center A;

[0020] Figure 3 For the structure of the utility model Figure 1 A magnified diagram of the details at point B in the middle;

[0021] Figure 4 It is a three-dimensional schematic diagram of a local component of the limiting structure of the utility model;

[0022] Figure 5 This is a two-dimensional schematic diagram of a local component of the limiting structure of the utility model;

[0023] Figure 6 It is a three-dimensional schematic diagram of the local components of the limiting structure of the utility model;

[0024] Figure 7 It is a three-dimensional schematic diagram of the auxiliary structure of the utility model;

[0025] Figure 8 It is a three-dimensional schematic diagram of the locking structure components of the utility model structure.

[0026] In the figure: 1. Container body; 2. Door; 3. Limiting groove; 4. Storage block; 5. Toggle block; 6. Support block; 7. Auxiliary pipe; 8. Locking block; 31. Support pipe; 32. Rotating rod; 33. Threaded rod; 34. Lifting rod; 35. Threaded hole; 36. Limiting slide groove 1; 37. Limiting slider 1; 61. Cover plate; 62. Support plate; 63. Connecting block 1; 64. Connecting block 2; 65. Pull handle; 71. Limiting slide groove 2; 72. Fixing ring; 73. Limiting slider 2; 81. Locking slot; 82. Fixing plate; 83. Locking hole. DETAILED DESCRIPTION

[0027] The present invention will be further described below with reference to the embodiments.

[0028] The following examples are intended to illustrate the present invention and are not intended to limit the scope of protection of the present invention. The conditions in the examples may be further adjusted according to specific conditions. Simple improvements to the method of the present invention based on the concept of the present invention fall within the scope of protection claimed by the present invention.

[0029] See also Figure 1-8 The utility model provides a container door limiting device, comprising a container body 1, a door 2 being rotatably connected to the front of the container body 1 in a left-right symmetrical manner, a limiting groove 3 being provided in parallel on the inner wall of the front of the container body 1, and a limiting structure for the door 2 being installed on the front of the door 2;

[0030] The limiting structure includes a support tube 31 fixedly mounted parallel to the upper and lower sides of the front side of the door 2, a rotating rod 32 is sleeved between the support tubes 31, and the upper and lower ends of the rotating rod 32 are fixedly connected to a threaded rod 33, which is located inside the support tube 31, and a lifting rod 34 is sleeved inside the support tube 31 and outside the threaded rod 33, and a threaded hole 35 is provided at one end of the lifting rod 34, and the lifting rod 34 is threadedly connected to the threaded rod 33 through the threaded hole 35, and a limiting slide groove 36 is provided in a circular array on the side surface of the lifting rod 34, and a limiting slider 37 is fixedly connected to the internal circular array of the support tube 31, and the limiting slider 37 is adapted to the limiting slide groove 36;

[0031] The limiting slide groove 1 36 is located at the opposite end of the lifting rod 34, the limiting slide groove 2 71 is located at the opposite end of the lifting rod 34, and the threads of the threaded rods 33 at the upper and lower ends of the rotating rod 32 are opposite.

[0032] Specifically, such as Figure 4 As shown, the side surface of the rotating rod 32 is fixedly connected to the receiving block 4, and the interior of the receiving block 4 is rotatably connected to the toggle block 5;

[0033] A slot is provided on the top of the storage block 4 to facilitate 590° rotation of the toggle block.

[0034] Specifically, such as Figure 3 As shown, the front of the door 2 is fixedly connected to a support block 6, which is symmetrically distributed on both sides of the rotating rod 32. A fixing structure for the toggle block 5 is installed on the top of the support block 6, and the fixing structure includes a cover plate 61 rotatably connected to the top of the support block 6;

[0035] A support plate 62 is fixedly connected to the front of the box door 2 and located below the cover plate 61. The top of the support plate 62 is rotatably connected to a connecting block 1 63. The bottom of the cover plate 61 is rotatably connected to a connecting block 2 64. The connecting block 2 64 is movably engaged with the connecting block 1 63. The top of the cover plate 61 is fixedly connected to a pulling handle 65.

[0036] Specifically, such as Figure 2 and Figure 7 As shown, the outer side of the lifting rod 34 is sleeved with an auxiliary pipe 7 in parallel up and down, the auxiliary pipe 7 is fixedly connected to the front of the door 2, and an auxiliary structure is installed inside the auxiliary pipe 7;

[0037] The auxiliary structure includes a fixed ring 72 fixedly connected to the inside of the auxiliary tube 7, the internal circular array of the fixed ring 72 is fixedly connected to the limiting slider 2 73, the circular array on the side surface of the lifting rod 34 is provided with a limiting groove 2 71, and the limiting slider 2 73 is adapted to the limiting groove 2 71.

[0038] Specifically, such as Figure 8As shown, the front sides of the left and right doors 2 are symmetrically fixed with locking blocks 8, and a locking structure is installed inside the locking block 8. The locking structure includes a locking slot 81 that runs through the top of the locking block 8;

[0039] A fixing plate 82 is movably connected to the locking slot 81 , and a locking hole 83 is formed at the bottom of the fixing plate 82 .

[0040] The working principle and use process of the utility model: During use, the staff first closes the box doors 2 on both sides;

[0041] Then, the toggle block 5 is toggled to drive the rotating rod 32 to rotate 180 degrees. During the rotation process, the threaded connection between the threaded rod 33 and the lifting rod 34, and the adaptation between the limiting sliding groove 1 36 on the side surface of the lifting rod 34 and the limiting slider 1 37, enable the lifting rod 34 to move up and down. During the lifting and moving process, the lifting rod 34 can be inserted into the limiting groove 3, thereby completing the limit of the box door 2.

[0042] During the rotation process, the staff also needs to open the cover plate 61, and then when the rotating rod 32 is about to complete the 180° rotation, fold the toggle block 5 upward by 90° until the rotating rod 32 completes the 180° rotation, and then return the 90° folded toggle block 5 to the right position so that it is stuck in the interior of the support block 6, and then close the cover plate 61 so that the connecting block 2 64 and the connecting block 1 63 at the bottom of the cover plate 61 are engaged with each other, thereby fixing the toggle block 5 to prevent it from loosening during the movement;

[0043] Finally, the staff can insert the fixing plate 82 into the locking slot 81 and pass the steel wire through the lock hole 83, so as to lock the door 2.

Claims

1. A container door limiting device, comprising a container body (1), characterized in that: The front of the container body (1) is symmetrically and rotatably connected to a door (2), and the inner wall of the front of the container body (1) is provided with a limit groove (3) in parallel with each other, and the front of the door (2) is equipped with a limit structure for the door (2); The limiting structure includes a support tube (31) fixedly mounted on the front of the door (2) in parallel with each other, a rotating rod (32) is sleeved between the support tubes (31), the upper end and the lower end of the rotating rod (32) are fixedly connected to a threaded rod (33), the threaded rod (33) is located inside the support tube (31), a lifting rod (34) is sleeved inside the support tube (31) and located outside the threaded rod (33), one end of the lifting rod (34) is provided with a threaded hole (35), the lifting rod (34) is threadedly connected to the threaded rod (33) through the threaded hole (35), a circular array on the side surface of the lifting rod (34) is provided with a limiting slide groove (36), the internal circular array of the support tube (31) is fixedly connected to a limiting slider (37), and the limiting slider (37) is adapted to the limiting slide groove (36).

2. A container door limiting device according to claim 1, characterized in that: The side surface of the rotating rod (32) is fixedly connected to a receiving block (4), and the interior of the receiving block (4) is rotatably connected to a toggle block (5).

3. The container door limiting device according to claim 1, characterized in that: The front of the box door (2) is fixedly connected to a support block (6), and the support blocks (6) are symmetrically distributed on both sides of the rotating rod (32). A fixing structure for the toggle block (5) is installed on the top of the support block (6), and the fixing structure includes a cover plate (61) rotatably connected to the top of the support block (6).

4. The container door limiting device according to claim 3, characterized in that: A support plate (62) is fixedly connected to the front of the door (2) and located below the cover plate (61); a connecting block 1 (63) is rotatably connected to the top of the support plate (62); a connecting block 2 (64) is rotatably connected to the bottom of the cover plate (61); the connecting block 2 (64) is movably engaged with the connecting block 1 (63); and a pulling handle (65) is fixedly connected to the top of the cover plate (61).

5. The container door limiting device according to claim 1, characterized in that: An auxiliary tube (7) is sleeved parallel to the upper and lower sides of the outer side of the lifting rod (34), the auxiliary tube (7) is fixedly connected to the front side of the box door (2), and an auxiliary structure is installed inside the auxiliary tube (7).

6. The container door limiting device according to claim 5, characterized in that: The auxiliary structure includes a fixed ring (72) fixedly connected to the inside of the auxiliary tube (7), the internal circular array of the fixed ring (72) is fixedly connected to the limiting slide block 2 (73), the circular array on the side surface of the lifting rod (34) is provided with the limiting slide groove 2 (71), and the limiting slide block 2 (73) is adapted to the limiting slide groove 2 (71).

7. The container door limiting device according to claim 1, characterized in that: Lock blocks (8) are symmetrically fixedly connected to the front sides of the left and right doors (2), and a locking structure is installed inside the locking block (8). The locking structure includes a locking slot (81) that penetrates and is opened on the top of the locking block (8).

8. The container door limiting device according to claim 7, characterized in that: A fixing plate (82) is movably connected to the interior of the locking slot (81), and a locking hole (83) is provided at the bottom of the fixing plate (82).

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