Container hinge plate with locking function

Abstract

The utility model discloses a container hinge plate with a locking function, which comprises a fixing frame connected to a door frame and a hinge plate connected to a container door, and the hinge plate is rotatably connected with the fixing frame through a hinge shaft; a fixing box is arranged at the top end of the fixing frame, a limiting block is movably connected into the fixing box, a limiting groove is formed in the hinge shaft, and the limiting block is connected with the limiting groove in a clamped mode. In conclusion, the hinge overcomes the defects in the prior art and is reasonable in design, the hinge plate can be locked through clamping connection of the limiting block and the limiting groove, and therefore the situation that normal use is affected by swinging when the box door is opened is avoided, and the hinge has high social use value and application prospects.

Description

TECHNICAL FIELD

[0001] The utility model relates to container hinge plate technical field especially relates to a container hinge plate with locking function. BACKGROUND

[0002] Container hinge plate refers to the metal plate used for connecting and supporting the container door. The hinge plate is usually made of high-strength steel, with load capacity and durability, to ensure the stability and safety of the container door. The container is usually composed of multiple doors, and the doors are connected by hinge plates. The design and manufacture of hinge plates need to consider the weight, size and use environment of the container door. They need to bear the opening and closing movement of the door and maintain the stability of the door. The existing container hinge plate still has some defects in use.

[0003] The existing container hinge plate lacks a locking structure. When the container door is opened, the door swings back and forth due to its own gravity and the flexibility of the hinge plate, affecting the normal use of the user. To solve the above problems, the present application provides a container hinge plate with locking function. SUMMARY

[0004] In order to solve the problems mentioned in the background art, the utility model provides a container hinge plate with locking function.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A container hinge plate with locking function, comprising a fixed frame connected to the door frame and a hinge plate connected to the door, the hinge plate being rotatably connected to the fixed frame by a hinge shaft; the fixed frame is provided with a fixed box at the top end, a limiting block is movably connected in the fixed box, a limiting slot is formed in the hinge shaft, and the limiting block and the limiting slot are connected by clamping.

[0007] Preferably, a sliding block is movably connected in the fixed box, and the limiting block is connected to the top of the sliding block.

[0008] Preferably, a spring is arranged in the fixed box, the movable end of the spring is connected with the sliding block and keeps pressing the sliding block away from the hinge shaft.

[0009] Preferably, a sliding rail is arranged at the bottom end of the inner wall of the fixed box, and the sliding block is slidingly connected along the sliding rail.

[0010] Preferably, an inclined surface is arranged at the end of the limiting block away from the hinge shaft

[0011] Preferably, a rotating rod is rotatably connected to the fixed box, and a spring is sleeved on the rotating rod inside the fixed box.

[0012] Preferably, the second limiting block is arranged at a position close to the bottom end of the rotating rod.

[0013] Preferably, a rotating sleeve is rotatably connected to the fixing box, the rotating sleeve is slidingly connected with the rotating rod, and a torsional spring is sleeved on the rotating sleeve.

[0014] Compared with the prior art, the beneficial effects of the utility model are that: when the container door is completely opened, the limiting groove corresponds to the limiting block at this time, the rotating rod is pressed downward, the sliding block is moved to the direction close to the hinge shaft through the abutment of the bottom of the rotating rod and the inclined surface, the limiting block is connected with the limiting groove at this time, the box door is locked at this time, and the swinging of the box door caused by the gravity of the box door and the flexibility of the hinge plate when the box door is opened is avoided.

[0015] In conclusion, the utility model overcomes the defects of the prior art, is reasonable in design, can lock the hinge plate through the clamping connection of the limiting block and the limiting groove, thereby avoiding the swinging of the box door when the box door is opened and affecting normal use, and has high social use value and application prospect. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a fixing box internal structure schematic view of the utility model;

[0019] Figure 3 It is a fixing box internal structure schematic view of the utility model; Figure 2 It is a structure enlarged view of A in the middle;

[0020] Figure 4 It is a hinge shaft structure schematic view of the utility model.

[0021] In the drawing: fixed frame 1, hinge shaft 2, hinge lug 11, fixing box 12, hinge plate 21, sliding rail 1211, sliding block 121, limiting block 1212, inclined surface 1213, spring 1214, limiting groove 201, rotating rod 122, second spring 1221, rotating sleeve 1222, torsional spring 1223, second inclined surface 1224, second limiting block 1225 DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Embodiment 1

[0024] With reference to Figures 1-4 A container hinge plate with locking function, including fixed frame 1, fixed frame 1 is fixedly connected on the container door frame, both ends of fixed frame 1 are provided with hinge lug 11, hinge lug 11 is rotatably connected with hinge shaft 2, hinge shaft 2 is provided with hinge plate 21, hinge plate 21 is fixedly connected with the container door;

[0025] The top end of fixed frame 1 is provided with fixed box 12, the inner wall bottom end of fixed box 12 is provided with sliding rail 1211, sliding rail 1211 is slidably connected with sliding block 121, the top end of sliding block 121 is provided with limiting block 1212, the position close to the top of hinge shaft 2 is provided with limiting groove 201, limiting block 1212 is hingedly connected with limiting groove 201.

[0026] Further, spring 1214 is arranged in fixed box 12, the movable end of spring 1214 is connected with sliding block 121 and keeps springing to the direction away from hinge shaft 2.

[0027] When the container door is opened, hinge shaft 2 is rotated, after the container door is completely opened, limiting groove 201 corresponds with limiting block 1212 at this time, sliding block 121 drives limiting block 1212 to move, limiting block 1212 is hingedly connected with limiting groove 201, at this time, the container door is locked, avoiding the container door swinging back and forth due to its own gravity and the flexibility of hinge plate 21 when the container door is opened, affecting the normal use of the user, improving the stability of the device.

[0028] Further, the end of limiting block 1212 away from hinge shaft 2 is provided with inclined surface 1213, rotating rod 122 is rotatably connected on fixed box 12, spring 1214 is sleeved on rotating rod 122 inside fixed box 12, the fixed end of spring 1214 is fixedly connected with the inner wall top end of fixed box 12, the movable end of spring 1214 is fixedly connected with rotating ring rotatably connected on the side wall of rotating rod 122.

[0029] Further, the second limiting block 1225 is arranged on the side wall of the rotating rod 122 close to the bottom end, and the second limiting block 1225 can abut against the limiting block 1212, and the rotating rod 122 is pressed downward to abut against the inclined surface 1213, so that the sliding block 121 is pushed to move towards the hinge shaft 2, and at this time, the limiting block 1212 is clamped and connected with the limiting groove 201, and the box door is locked.

[0030] Further, the second limiting block 1225 is arranged on the side wall of the rotating rod 122 close to the bottom end, and the second limiting block 1225 can abut against the limiting block 1212, and the rotating rod 122 is pressed downward to abut against the inclined surface 1213, so that the sliding block 121 is pushed to move towards the hinge shaft 2, and at this time, the limiting block 1212 is clamped and connected with the limiting groove 201, and the box door is locked.

[0031] Working principle: when the container door is completely opened, the limiting groove 201 corresponds to the limiting block 1212, the rotating rod 122 is pressed downward to abut against the inclined surface 1213, so that the sliding block 121 is pushed to move towards the hinge shaft 2, and at this time, the limiting block 1212 is clamped and connected with the limiting groove 201, and the second spring 1221 is in a stretched state, the second limiting block 1225 abuts against the limiting block 1212, and the rotating rod 122 is fixed, so that the box door is locked, and the box door is prevented from swinging back and forth due to its own gravity and the flexibility of the hinge plate 21 when the box door is opened.

[0032] When it is necessary to be unlocked, the rotating rod 122 is rotated to release the limiting of the second limiting block 1225 and the limiting block 1212, and the rotating rod 122 is moved upward by the restoring force of the second spring 1221, and at this time, the sliding block 121 is moved by the restoring force of the spring 1214, and at this time, the limiting block 1212 and the limiting groove 201 are released, and the container door is unlocked and can be rotated.

[0033] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0034] In the utility model, unless another definite provision and limitation, the term "arrange", "install", "link", "connect", "fix" and so on term should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, can be direct connection, also can pass through the intermediate medium indirectly connect, can be two elements inside the communication or two element's mutual action relation.

[0035] The control mode of the utility model is automatically controlled through the controller, the control circuit of the controller can be realized through the simple programming of the person skilled in the art, the provision of the power supply also belongs to the public knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model will not explain the control mode and circuit connection in detail.

[0036] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A container hinge plate with locking function, characterized in that, include A fixed frame (1) connected to the door frame and a hinge plate (21) connected to the box door, the hinge plate (21) being rotatably connected to the fixed frame (1) via a hinge shaft (2); The top of the fixed frame (1) is provided with a fixed box (12), and a limit block (1212) is movably connected inside the fixed box (12). A limit groove (201) is opened on the hinge shaft (2), and the limit block (1212) is engaged with the limit groove (201). The limiting block (1212) has an inclined surface (1213) at one end away from the hinge axis (2); A rotating rod (122) is rotatably connected to the fixed box (12), and a spring (1214) is sleeved on the rotating rod (122) inside the fixed box (12). The rotating rod (122) is provided with a second limiting block (1225) near the bottom end, and the second limiting block (1225) can abut against the limiting block (1212); A rotating sleeve (1222) is rotatably connected to the fixed box (12), and the rotating sleeve (1222) is slidably connected to the rotating rod (122). A torsion spring (1223) is sleeved on the rotating sleeve (1222).

2. A container hinge plate with locking function according to claim 1, characterized in that: The fixed box (12) is movably connected to a slider (121), and a limiting block (1212) is connected to the top of the slider (121).

3. A container hinge plate with locking function according to claim 2, characterized in that: The fixed box (12) is provided with a spring (1214). The movable end of the spring (1214) is connected to the slider (121) and keeps pressing the slider (121) away from the hinge axis (2).

4. A container hinge plate with locking function according to claim 2, characterized in that: The bottom of the inner wall of the fixed box (12) is provided with a slide rail (1211), and the slider (121) slides along the slide rail (1211).

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