Box drain plug anti-loss structure

Abstract

The utility model discloses an anti-loss structure for a drain plug of a box body, which comprises a plug body and is characterized in that a sealing part for blocking a drain hole of the box body is arranged at the inner end of the plug body, and an anti-drop head is arranged at the end part of the sealing part through a connecting piece. The anti-falling plug is simple in structure, the plug body is provided with the anti-falling head through the connecting piece, the anti-falling head is arranged in the heat preservation box body, and when the plug is used and the plug body is separated from a drainage pipe, the plug body is connected with the box body through the connecting piece and the anti-falling head, and therefore loss is effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal insulation boxes, in particular to a box body drainage plug anti-loss structure. Background Art

[0002] In the transportation process of food and medicine, in order to prevent food and medicine from spoiling, cold chain transportation is usually adopted. During the cold chain transportation process, food and medicine need to be placed in an insulated box for storage. Generally, ice cubes are added to the insulated box to maintain a low temperature environment. In order to maintain the temperature inside the insulated box, ice cubes need to be added to the insulated box regularly or according to the situation. As the use time increases, the ice cubes will melt into water, and the water will accumulate inside the box. At this time, drainage is required. The existing insulated box generally has a drain pipe at the bottom of the box and a sealing plug at the outlet of the drain pipe. However, due to design defects, the sealing plug is easy to lose. It brings a lot of inconvenience to users. Utility Model Content

[0003] The utility model aims to overcome the deficiencies in the prior art and to provide a box drain plug anti-loss structure which has a simple structure and can effectively prevent loss.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following scheme: a box drain plug anti-loss structure, including a plug body, characterized in that a sealing part for sealing the box drain hole is provided at the inner end of the plug body, and an anti-drop head is provided at the end of the sealing part through a connecting piece.

[0005] As another improvement of the anti-loss structure of the box drain plug of the utility model, the anti-loss head is fixedly connected to the end of the connecting piece.

[0006] As another improvement of the anti-loss structure of the box drain plug of the utility model, the anti-dropping head is screwed on the end of the connecting piece.

[0007] As another improvement of the anti-loss structure of the box drain plug of the utility model, the anti-drop head includes a seat body, and opening parts are symmetrically arranged on both sides of the seat body, and the width between the two opening parts is greater than the inner diameter of the drain hole.

[0008] As another improvement of the anti-loss structure of the box drain plug of the utility model, a connecting external thread is provided on the outer wall of the sealing part, a connecting internal thread is provided in the drain hole, and the sealing part is screwed into the drain hole.

[0009] As another improvement to the anti-loss structure of a box drain plug of the utility model, a convex handle for convenient rotation is provided at the outer end of the plug body.

[0010] As another improvement of the anti-loss structure of the box drain plug of the utility model, a sealing gasket is sleeved on one side of the inner end of the plug.

[0011] As another improvement of the anti-loss structure of the box drain plug of the utility model, the sealing part is a round tube, a connecting piece is provided inside the round tube, and one end of the connecting piece is connected to the connecting piece.

[0012] As another improvement of the anti-loss structure of the box drain plug of the utility model, a movable slot is provided in the sealing part, the outer end of the connecting piece is movably arranged in the movable slot, and an end cap is provided at the outer end of the connecting piece to prevent the connecting piece from escaping from the movable slot.

[0013] In summary, the utility model has the following beneficial effects compared with the prior art: the utility model has a simple structure, the plug body is provided with an anti-slip head through a connecting piece, the anti-slip head is arranged inside the insulation box body, when in use, when the plug body and the drain pipe are separated from each other, the plug body is connected to the box body through the connecting piece and the anti-slip head, thereby effectively preventing loss. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is one of the three-dimensional schematic diagrams of the utility model.

[0015] Figure 2 This is the second stereoscopic schematic diagram of the present utility model.

[0016] Figure 3 This is a reference diagram for the use status of the utility model.

[0017] In the figure: 1. plug body; 2. sealing part; 3. connecting piece; 4. anti-slip head; 41. seat body; 42. opening part; 5. connecting external thread; 6. protruding handle; 7. sealing gasket; 8. connecting piece. DETAILED DESCRIPTION

[0018] The above and other technical features and advantages of the present invention are described in more detail below in conjunction with the accompanying drawings.

[0019] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0020] It should be noted that, in the description of the present invention, terms such as "up", "down", "left", "right", "inside", and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings. This is merely for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0021] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0022] like Figure 1-3 As shown, a box drain plug anti-loss structure includes a plug body 1, a sealing portion 2 for blocking the box drain hole is provided at the inner end of the plug body 1, and an anti-dropping head 4 is provided at the end of the sealing portion 2 through a connector 3. The utility model has a simple structure, the plug body is provided with an anti-dropping head through a connector, and the anti-dropping head is provided inside the insulation box body. When in use, when the plug body and the drain pipe are separated from each other, the plug body is connected to the box body through the connector and the anti-dropping head, thereby effectively preventing loss.

[0023] In the first embodiment of the utility model, the anti-slipping head 4 is fixedly connected to the end of the connecting member 3. The anti-slipping head 4 is an elastic member. When assembled with the drainage hole of the box, the anti-slipping head 4 can be compressed and inserted into the box from the drainage pipe. When the anti-slipping head 4 enters the box, it automatically resets and opens, thereby effectively preventing it from being separated from the drainage pipe.

[0024] In the second embodiment of the utility model, the anti-slipping head 4 is screwed on the end of the connecting member 3. During installation, the connecting member 3 can be first inserted into the box through the drain pipe of the box, and then the anti-slipping head 4 is screwed on the connecting member 3. In this embodiment, the anti-slipping head 4 can be an elastic member or a hard member.

[0025] The anti-dropping head 4 and the connecting member 3 in the utility model can also be connected by means of screws or the like.

[0026] The anti-drop head 4 in the utility model includes a seat body 41, and an opening part 42 is symmetrically arranged on both sides of the seat body 41, and the width between the two opening parts 42 is greater than the inner diameter of the drainage hole. The opening part 42 in the utility model is an elastic part, which can be inserted into the box body from the drainage pipe after compression.

[0027] In the utility model, a connecting external thread 5 is provided on the outer wall of the sealing part 2, and a connecting internal thread is provided in the drain hole, and the sealing part 2 is screwed into the drain hole. Through the threaded connection, the plug body is effectively prevented from being squeezed out due to excessive pressure, which is safe and reliable.

[0028] In the utility model, a convex handle 6 for convenient rotation is provided at the outer end of the plug body 1. The user can conveniently rotate the plug body 1 through the convex handle 6.

[0029] In the utility model, a sealing gasket 7 is sleeved on one side of the inner end of the plug body 1. In the utility model, a groove can be set at the outlet of the drainage hole of the box body, and the sealing gasket 7 is set in the groove, so that its sealing performance can be greatly improved to prevent water leakage.

[0030] The sealing part 2 of the utility model is a round tube, a connecting piece 8 is arranged inside the round tube, and one end of the connecting member 3 is connected to the connecting piece 8 .

[0031] The utility model provides a movable slot in the sealing part 2, the outer end of the connector 3 is movably arranged in the movable slot, and a head is provided at the outer end of the connector 3 to prevent the connector 3 from being separated from the movable slot. In this embodiment, the anti-slip member 4 can be extended and retracted relative to the plug body 1, thereby effectively preventing the objects in the box from colliding with the anti-slip member 4 and the connector 3 and causing damage.

[0032] The connecting member 3 in the present invention is a connecting rod.

[0033] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A box drain plug anti-loss structure, comprising a plug body (1), characterized in that: A sealing portion (2) for sealing the drainage hole of the box body is provided at the inner end of the plug body (1), and an anti-dropping head (4) is provided at the end of the sealing portion (2) via a connecting piece (3).

2. The anti-loss structure of a box drain plug according to claim 1, characterized in that: The anti-slip head (4) is fixedly connected to the end of the connecting piece (3).

3. The anti-loss structure of a box drain plug according to claim 1, characterized in that: The anti-slip head (4) is screwed onto the end of the connecting piece (3).

4. The anti-loss structure of a box drain plug according to claim 1, characterized in that: The anti-drop head (4) comprises a seat body (41), and opening portions (42) are symmetrically arranged on both sides of the seat body (41), and the width between the two opening portions (42) is greater than the inner diameter of the drainage hole.

5. The anti-loss structure of a box drain plug according to claim 1, characterized in that: An external connecting thread (5) is provided on the outer wall of the sealing portion (2), and an internal connecting thread is provided in the drainage hole, and the sealing portion (2) is screwed into the drainage hole.

6. The anti-loss structure of a box drain plug according to claim 1, characterized in that: A protruding handle (6) for easy rotation is provided at the outer end of the plug body (1).

7. The anti-loss structure of a box drain plug according to claim 1, characterized in that: A sealing gasket (7) is sleeved on one side of the inner end of the plug body (1).

8. The anti-loss structure of a box drain plug according to claim 1, characterized in that: The sealing portion (2) is a round tube, a connecting piece (8) is provided inside the round tube, and one end of the connecting member (3) is connected to the connecting piece (8).

9. The anti-loss structure of a box drain plug according to claim 1, characterized in that: A movable slot is provided in the sealing portion (2), the outer end of the connecting piece (3) is movably arranged in the movable slot, and a head capable of preventing the connecting piece (3) from being separated from the movable slot is provided at the outer end of the connecting piece (3).

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