Cold closet with top bin cover

By installing a movable baffle at the rear end of the grain transport container and utilizing the hinge shaft and baffle bracket design, the problem of the door being unable to open when fully loaded was solved, enabling the door to open smoothly and simplifying the operation.

CN223891666UActive Publication Date: 2026-02-10SHENGSHI CONTAINER MANAGEMENT SHANGHAI +1
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Patent Information

Application Number
CN202520146880.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-22
Publication Date
2026-02-10
Estimated Expiration
2035-01-22

AI Technical Summary

Technical Problem

The existing grain transport container cannot open the rear door when fully loaded because the pressure from the accumulated grain at the rear is too great, preventing the door from opening.

Method used

A movable baffle is installed at the rear of the enclosure. Through the design of the hinge shaft and the baffle bracket, the movable baffle can rotate in the width direction of the enclosure, reducing the pressure at the rear end, avoiding impact on the door end, and enabling the door to open smoothly.

Benefits of technology

By setting up a movable baffle, the internal pressure at the door end is reduced, enabling the door to open normally without external force and simplifying the operation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of refrigerated containers, in particular to a top bin cover refrigerated container, the rear end of a container body is a door end, the top bin cover refrigerated container comprises a baffle hinge base and a movable baffle, and the baffle hinge base is fixed to a floor of the container body and is close to the door end; a movable baffle is hinged to the baffle hinge base, and the hinging direction is in the width direction of the box body; the movable baffle starts to rotate from the baffle hinge base and stops before reaching the door end. The movable baffle is arranged at the rear end, grains at the rear end are blocked, the internal pressure of the door end is reduced, and therefore the function of opening the door end is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of refrigerated boxes, specifically a top-lid refrigerated box. Background Technology

[0002] Grain transportation is a crucial link in ensuring food security and market supply. Most grain bins currently on the market have a drawback: when fully loaded, the rear door cannot be opened without external force. (See details...) Figure 1 The container has two inlets 101 at the top, an unloading port 102 at the front, and a door 103 at the rear. The interior of the container simulates grain loading 104. When the container is placed horizontally and fully loaded with grain, a large amount of grain accumulates at the door 103, causing excessive pressure and preventing the door 103 from opening. Utility Model Content

[0003] The purpose of this invention is to provide a top-covered refrigerated box to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a top-covered refrigerated box, the rear end of which is a door, including...

[0005] A baffle hinge base is fixed to the floor of the box and is located near the door end;

[0006] A movable baffle is hinged to the baffle hinge base, and the hinge direction is along the width direction of the box body;

[0007] The movable baffle starts to rotate from the baffle hinge base and stops before reaching the door end.

[0008] Preferably, the movable baffle is connected to the baffle hinge base via a hinge shaft with a limiting function, and the hinge shaft is parallel to the width direction of the box body.

[0009] Preferably, the box body is further provided with a baffle bracket, the first side of the baffle bracket is hinged to the movable baffle by a pivot pin along the width direction of the box body, and the second side of the baffle bracket abuts against the inner side of the box body.

[0010] Preferably, a bracket limiting groove is provided at the threshold of the box body, and when the movable baffle is rotated to the maximum angle, the second side of the baffle bracket falls into the bracket limiting groove.

[0011] Preferably, the top of the container is provided with a feed inlet for loading goods; the feed inlet is fitted with a top cover.

[0012] Preferably, the front end of the box is provided with a discharge port for assisting unloading; the discharge port is equipped with a discharge door.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: by setting a movable baffle at the rear end, the grain at the rear end is blocked, reducing the internal pressure at the door end, thereby achieving the function of opening the door end. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of a simulated grain loading structure inside a top-covered refrigerated container in the existing technology;

[0015] Figure 2 This is a schematic diagram simulating the loading of grain inside the box according to an embodiment of this utility model;

[0016] Figure 3 yes Figure 2 An enlarged schematic diagram of part A in the middle;

[0017] Figure label:

[0018] 101-Top hopper cover; 102-Unloading door; 103-Door end; 104-Simulated grain loading; 105-Modible baffle; 106-Baffle bracket; 107-Baffle hinge base; 108-Shaft pin; 109-Bracket limiting groove. Detailed Implementation

[0019] Please see Figure 2-3 This utility model discloses a top-cover refrigerated box. The top of the box has a feed inlet for loading goods, and a top cover 101 is installed at the feed inlet. The front of the box has a discharge port for assisting unloading, and a discharge door 102 is installed at the discharge port. The rear of the box is a door 103. To facilitate opening the door 103, the interior of the box also includes a baffle hinge base 107, a movable baffle 105, a baffle bracket 106, and a pivot pin 108.

[0020] The baffle hinge base 107 is welded to the floor of the box and is close to the door end 103. The movable baffle 105 is connected to the baffle hinge base 107 via a hinge shaft with a limiting function. The hinge shaft is parallel to the width direction of the box, so that the movable baffle 105 can rotate in the length direction of the box.

[0021] In order to minimize the space occupied by the movable baffle 105 after it is opened, and to maximize the amount of grain supported by the movable baffle 105, the rotation direction of the movable baffle 105 is designed as follows: starting from the baffle hinge base 107, it rotates towards the side where the door end 103 is located, and stops before reaching the door end 103.

[0022] Therefore, the horizontal position of the hinge shaft and its limiting angle need to ensure that the movable baffle 105 can never hit the door end 103 during the rotation process. That is, the maximum rotation angle of the movable baffle 105 is limited by the hinge shaft, and it cannot hit the door end 103 when it reaches the maximum rotation angle.

[0023] To further support and limit the movement of the movable baffle 105, the first side of the baffle bracket 106 is hinged to the movable baffle 105 via a pivot pin 108, which runs along the width of the housing. The second side of the baffle bracket 106 directly abuts against the inner side of the housing. Preferably, a bracket limiting groove 109 along the width of the housing is provided at the threshold of the housing. When the movable baffle 105 rotates to its maximum angle, the second side of the baffle bracket 106 falls directly into the bracket limiting groove 109, thereby making the structure more stable.

[0024] In summary, under normal conditions, this utility model can block the grain at the rear end by setting a movable baffle 105 at the door end 103, thereby reducing the internal pressure of the door end 103 and achieving the function of opening the door end 103, saving the workload of lifting the door end 103 to open it.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A top-covered refrigerated box, wherein the rear end of the box body is a door end (103), characterized in that: include A baffle hinge base (107) is fixed to the floor of the box and is close to the door end (103); The movable baffle (105) is hinged to the baffle hinge base (107), and the hinge direction is along the width direction of the box body; The movable baffle (105) starts to rotate from the baffle hinge base (107) and stops before reaching the door end (103).

2. The top-covered refrigerated box according to claim 1, characterized in that: The movable baffle (105) is connected to the baffle hinge base (107) via a hinge shaft with a limiting function, and the hinge shaft is parallel to the width direction of the box.

3. The top-covered refrigerated box according to claim 2, characterized in that: The box body is also provided with a baffle bracket (106). The first side of the baffle bracket (106) is hinged to the movable baffle (105) by a shaft pin (108). The shaft pin (108) is along the width direction of the box body, and the second side of the baffle bracket (106) abuts against the inner side of the box body.

4. The top-covered refrigerated box according to claim 3, characterized in that: A bracket limiting groove (109) is provided at the threshold of the box. When the movable baffle (105) is rotated to the maximum angle, the second side of the baffle bracket (106) falls into the bracket limiting groove (109).

5. The top-covered refrigerated container according to any one of claims 1-4, characterized in that: The top of the container is provided with a feed inlet for loading goods; the feed inlet is equipped with a top cover (101).

6. The top-covered refrigerated container according to any one of claims 1-4, characterized in that: The front end of the box is provided with a discharge port for assisting unloading; the discharge port is equipped with a discharge door (102).